W List of Acronyms
WALK-IN COOLERS / FREEZERS, Design Requirements    GISO, §3249
Door Operable on Both Sides, Food Service  GISO, §4536 
WALKING BEAMS, Access to  PSO-D&P, §6632 
WALKING SURFACE, 
Depressions, Debris, Obstructions, Prohibited GISO, §3273(b)
Glazed Surfaces used as GISO, §3212(f)
Obstructions, Oil & Grease, Projections, Water, Prohibited GISO, §3273(a)
Pallets used as GISO, §3338
Sky Lights used as GISO, §3212(f)
WALKWAYS GISO, §3272
Construction Sites, Subject to CSO CSO, §1603
Dangerous Obstructions Prohibited  GISO, §3273(b)
Mine Safety Orders  MSO, §7046 
Obstructions Prohibited GISO, §3273(b)
Oil & Gas Refinery, Transportation & Handling Operations
Access to Stationary Tanks & Reservoirs PSO-R,T&H, §6803(e)
Oil & Gas Well Operations
Catwalks at Wells  PSO-D&P, §6572
Aboveground Tanks, & Containment PSO-D&P, §6548(b)(3)
Access Runways, Pipe & Sucker Rod Platforms  PSO-D&P, §6594 
Tanks & Reservoirs  PSO-D&P, §6546(d)
Permanent  GISO, §3273(a)
Traffic GISO, §3272(e)-(f)
Tunnel Safety Orders  TSO, §8411
Width of GISO, §3272(b)
WALL OPENINGS, Guarding of GISO, §3211
Guardrails     CSO, §1632(k)
WALL OPENINGS, At Jobsites subject to CSO, Guarding of  CSO, §1632
Chute opening CSO, §1632 (l)
Covers Specifications  CSO, §1632(b)(3) 
Platforms outside wall openings  CSO, §1632 (k)
Railing & toeboard Specifications    CSO, §1632(b)(2) 
Wall opening protection requirements CSO, §1632 (m) 
Wall openings, specified CSO, §1632 (j)
WALLS, Retaining walls, Drainage requirements PSO-D&P, §6548
WAREHOUSES, Working  GISO, §3241.1
Life Loads   GISO, §3241
Loading See LOADING
Bulk, Flammable / Combustible Liquids GISO, Article 147
Application & Scope GISO, §5614
Drainage & Waste Disposal GISO, §5623
Electrical Equipment GISO, §5621
Electrical Equipment Classified Areas GISO, §5621, Table FL-19
Fire Control GISO, §5624
Sources of Ignition GISO, §5622
Waste Disposal GISO, §5623
Wharves GISO, §5620
WARFARIN, Airborne Contaminant, Exposure limit  GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
WARNINGS
  ”          ”        See also WARNING SIGNS and under SIGNALS
Back-up Alarm, Haulage vehicles backing  CSO, §1592
Cotton gins, warning devices  GISO, §4644
Cranes warning devices  GISO, §4889
Boom-type mobile cranes  GISO, §4936 
Excavation mobile Equipment, Warning System  CSO, §1541(f)
Forklift   GISO, §3661(c )
Hoists & Hoisting warning devices  GISO, §4976
Logging, Before felling trees  LSSO, §6280
of Obstruction  GISO, §3273(c)
Railroad Locomotives  GISO, §3734
Trucks     GISO, §3706
Haulage & Earthmoving   CSO, §1592
WARNING SIGNS
Acrylonitrile  GISO, §5213
Actinolite, Non-Asbestiform GISO, §5208.1(h)
Agricultural Equipment
PTO & Power Transition Components GISO, §3440(c)(3)
Anhydrous ammonia tanks  UFPV, §502
Anthophylite, Non-Asbestiform GISO, §5208.1(h)
Arsenic, Inorganic, Warning Signs & Labels GISO, §5214(l)
Asbestos Warning signs near regulated areas 
Construction Operations  CSO, §1529(k)(7)
General industry Requirements GISO, §5208(j)(3)
Shipyard Operations  SSO, §8358(k)(7)
Automatic Starting Machines GISO, §3320
Avalanche Blasting, Misfired Explosives  Warning signs GISO, §5358(j)  
Benzene  GISO, §5218(j)(1)
Cadmium
Construction Operations  CSO, §1532(m)(2)
General industry Requirements GISO, §5207(m)(2)
Carcinogens GISO, §5209(e)(1)
Compressed natural gas tanks and cylinders  UFPV, §542 
Cotton gins  GISO, §3644
Cranes, danger of high-voltage overhead lines ESO-HV, §2947
Derricks, danger of high-voltage overhead lines ESO-HV, §2947
Drilling rigs, danger of high-voltage overhead lines ESO-HV, §2947
Enclosure Containing Exposed Energized Parts, Access Doors & Gates ESO-HV, §2811
Equipment, Mobile and portable ESO-HV, §2908
Ethylene Dibromide  GISO, §5219(k)
Ethylene oxide GISO, §5220(j)(1)
Explosives 
  Avalanche Blasting, Warning signs GISO, §5358(j)  
Electric Blasting & Road Warning Signs   GISO, §5306(b)
Placards GISO, §5270
Transporting, per GISO  GISO, §5263
Underground Storage GISO, §5258(e)
Formaldehyde  GISO, §5217
Fumigation 
Vaults, Chambers, used to Fumigate Products or Objects GISO, §5222(b) 
Buildings, or Rooms, Fumigation of GISO, §5223(a)(2)
Haulage Vehicles, Backing Up  CSO, §1592
Blood Borne Pathogens  GISO, §5193(g)(1) 
Hazardous substances warning to employees  GISO, §5194(f)
Hazardous substances, Transportation GISO, §5194.1
Hay loaders, danger of high-voltage overhead lines ESO-HV, §2947
High Voltage Lines ESO-HV, §2947
Laser, Warning signs
Construction Operations CSO, §1801(d)
Tunneling Operations TSO, §8416(b)
Lead GISO, §5198(m)(2)
Liquefied natural gas tanks and cylinders  UFPV, §542
Logging, Before felling trees  LSSO, §6280
Methylenebis GISO, §5215(l)  
Natural Gas, Compressed & Liquefied, Tanks & Cylinders  UFPV, §542
Non-Asbestiform, Tremolite, Anthophylite, Actinolite GISO, §5208.1(h)
Pile drivers, danger of high-voltage overhead lines ESO-HV, §2947
Power shovels, danger of high voltage overhead lines ESO-HV, §2947
Saws, Warning Signs GISO, §4640(g)
Tanks, Warning signs UFPV, §502
Traffic Control, Public Streets & Highways CSO, §1598(b)
Flaggers CSO, §1599
Employees exposed to Vehicle Traffic at Excavations CSO, §1541(d)
High Visibility Safety Apparel, Flaggers, warning garments CSO, §1599(d)
High Visibility Safety Apparel, Flaggers, during hours of darkness CSO, §1599(e)
High Visibility Safety Apparel, Flaggers, proper type CSO, §1599(f) 
Number of Flaggers CSO, §1599(a)
Transformers ESO-HV, §2874(e)
Warning signs  GISO, §5208(j)(3)
Tremolite, Non-Asbestiform GISO, §5208.1(h)
Vinyl chloride, Signs & Labels GISO, §5210(l)
Areas containing Hazardous Operations  GISO, §5210(l)(2)
Emergency Conditions / Operations, at  GISO, §5210(l)(2)
Entrances to Regulated Areas, at  GISO, §5210(l)(1)
Polyvinyl Chloride Container labeling GISO, §5210(l)(4)
Prohibited Information, Instruction GISO, §5210(l)(6) 
Vinyl Chloride Container labeling GISO, §5210(l)(5) 
Waste Containers GISO, §5210(l)(3) 
Warning signs near regulated areas, Ship Yards  SSO, §8358(k)(7) 
WARPERS, Textile Machinery GISO, §4458
WASHING FACILITIES, General, per CSO  CSO, §1527
Roofing, handling coal tar pitch, Specific  CSO, §1728
WASHING MACHINES
  ”          ”          ”          ”        See Also APPLIANCES, per ESO
Grounding, Electrical, Cord- & Plug-connected  ESO-LV, §2395.45(a)
  ”          ”          ”          ”        See Also ELECTRICAL GROUNDING
Laundry & Dry Cleaning GISO, §4481 
WASHING TANKS, Pan Washing Tanks for Food Service GISO, §4538
WASTE BASKET, Food Waste, Lunch / Brake Rooms GISO, §3368(c)
WASTE, Combustible, Storage & Disposal 
Closed Container, Industrial Plant GISO, §5551(c)
Closed Container, Processing Plant GISO, §5562(c)
WASTE DISPOSAL See also under GARBAGE
Animal waste, Infected, Aerosol Transmissible Diseases GISO, §5199.1 (d)
Asbestos materials
Construction Operations, per CSO  CSO, §1529(l)(2)
Prompt Clean-up & Disposal  CSO, §1529(g)(1)(C)
Non-mandatory standards  CSO, §1529, Appx F
Waste disposal Bags, Specification CSO, §1529(g)(5)(D)
General Industry Requirements, per GISO  GISO, §5208(k)(6)
Non-mandatory standards  GISO, §5208, Appx G
Shipyard Standards  SSO, §8358(g)(1)(C)
Non-mandatory standards  SSO, §8358, Appx F
Bulk plants
Flammable/Combustible liquids, Sewer Disposal Prohibited  GISO, §5623
Cadmium  General industry safety orders  GISO, §5207(k)(7)
Chromium (VI) General industry safety orders  GISO, §5206(j)(3)
Chutes for waste disposal CSO, §1736,(i)
Combustible Liquids, Sewer Disposal Prohibited  GISO, §5623
Compaction equipment 
Application & Scope GISO, §4350
Definitions GISO, §4351
Balers GISO, §4353
Construction of GISO, §4352
Garbage trucks GISO, §4354
Modification of GISO, §4352
Mobile Compaction Equipment GISO, §4354
Operating Rules / Requirements GISO, §4355
Reconstruction of GISO, §4352
Stationary Compaction Equipment GISO, §4353
Operating rules Mandated GISO, §4353(d)
Operating Rules GISO, §4355
Demolition Waste Material Disposal      CSO, §1736 
Barricading, Without Shute      CSO, §1736(f)
Removal as work proceeds      CSO, §1736(g)
Shute Requirements     CSO, §1736(b)-(j)
Crankcase Oils Disposal in Sewers is Prohibited  GISO, §5623
Demolition operations  CSO, §1736
Exhaust Materials CSO, §1530(c)
Explosives
Damaged / Deteriorated Explosives, Disposal of GISO, §5240
Shipping Boxes, Packing Materials  GISO, §5276(c)
Flammable/ Combustible Liquids
Disposal in Sewers is Prohibited  GISO, §5623
Disposal of Residue GISO, §5453(f)
Food preparation and processing
Garbage Disposal Equipment  GISO, §4559
Gas Stations, Drainage & Water Disposal  GISO, §5579
Methylenebis GISO, §5215(i)
Mobile collection equipment, Trash & Refuse GISO, Article 60
Application & Scope  GISO, §4342
Definitions GISO, §4343
Collection Equipment  GISO, §4344
Hoist & Tilt-Frame Collection Equipment GISO, §4345
Compaction Equipment See COMPACTION EQUIPMENT
Oily Rags, Storage & Disposal   GISO, §5562(c)
Records, Lead work, Notification of disposal of Records  GISO, §5198(n)(5)
Residue, Flammable, Spray Coating Operations, Disposal  GISO, §5453(f)
Service stations, Flammable liquids  GISO, §5579
Solid Waste, Disposal Equipment, Food Service  GISO, §4559
Ventilation, Disposal of Exhaust Materials CSO, §1530(c)
Waste Disposal Containers  GISO, §3368(c)
Waste, Combustible, Disposal 
Closed Container, Industrial Plant GISO, §5551(c)
Closed Container, Processing Plant GISO, §5562(c)
WASTEWATER WELLS, Hazardous Locations  ESO-LV, §2540.10
WATER
Agricultural Operations, For GISO, §3457(c)(1)
Access to Drinking Water GISO, §3395(c)
Heat Illness Prevention GISO, §3395
Maintenance of GISO, §3457(c)(3)
Potable Water in Adequate Supply GISO, §3363(a)
Clean & Sanitary GISO, §3363(b)
Common use, Prohibition GISO, §3363(e)
Construction Operations CSO, §1524
Common Drinking Cups / Containers CSO, §1524(a)
Drinking Water  CSO, §1524(a)
Non-Potable Water CSO, §1524(b)
Backflow Protection CSO, §1524(b)(3)
Posting at Outlet CSO, §1524(b)(2)
Prohibition of Use CSO, §1524(b)(1)
Cups, Drinking GISO, §3457(c)
Dipping or Pouring of, Prohibition GISO, §3363(d)
Dispenser, Designs & Construction GISO, §3363(d)
Drinking Supply, Not in Toilet Rooms GISO, §3363(c)
Fountains GISO, §3363(b), (c)
Heat Illness Prevention GISO, §3395
Labor Camps, In  GISO, §3363
Maintenance of Supply & Dispenser GISO, §3363(b), (c)
Mining Operations MSO, §6975
Non-potable Water use for, Prohibition GISO, §3363(f)
Posting / Labeling, Non-potable Water GISO, §3363(g)
Backflow Prevention, Non-potable Water GISO, §3363(h)
Outside Work Locations, per GISO  GISO, §3395
Pouring or Dipping of, Prohibition GISO, §3363(d)
Tunneling Operations TSO, §8432
WATER CLOSETS See TOILETS 
WATER, Drowning Hazard See WATER SAFETY 
WATER, Dust Suppression Use GISO, §5145 
WATER, floors and platforms free from  GISO, §3273(a)
WATER FOUNTAINS, Swimming Pools & Similar Installations ESO-LV, Article 79
Application / Scope ESO-LV, §2569.1
Cord & Plug Connected Equipment ESO-LV, §2569.7
Fountains, GFCI Requirement ESO-LV, §2569.51
Ground-Fault Circuit Interrupters Requirement
Fountains ESO-LV, §2569.51
Swimming Pools ESO-LV, §2569.31
Lighting Fixtures, Lighting & Ceiling Fans   ESO-LV, §2569.6
Pumps ESO-LV, §2569.30
Receptacles ESO-LV, §2569.5
Underwater Equipment ESO-LV, §2569.20
WATER GELS  See EXPLOSIVES 
WATER HOSES, Securing on elevated locations CSO, §1700
WATER PARK / AQUATIC AMUSEMENT RIDES PARSO, Article 3
 ”          ”          ”          ”         ”          ”          ”          ”       See also AMUSEMENT RIDE SAFETY ORDERS, Permanent
Application PARSO, §3195.10
Operation & Maintenance  PARSO, §3195.11
WATER, Protection against, per MSO  MSO, Article 45
Retaining Dams MSO, §7175
Underground Protection  MSO, §7176
WATER SAFETY, Work Over or Near Water
Agricultural Operations GISO, §3448
Construction Operations, per CSO
Access to or From Wharves, Floats, Barges, and/or Boats CSO, §1603
Cat Walks, Ramps, Gangways, etc CSO, §1603(e)
Hand Rail CSO, §1603(e)
Illumination CSO, §1603(g)
Jacob's Ladder (Chain Ladder/ Rope) CSO, §1603(h), & (i)
Barges
Access Ramp, Adequate Strength CSO, §1603(a)
Catwalks over Water CSO, §1603(b)
Cranes mounted on GISO, §4885
Decks Maintained  in a Safe Condition, Water Safety CSO, §1603.1(b)
Fall Protection, Water Safety CSO, §1603.1(d)
Hand rail/Grab rail, Water Safety CSO, §1603.1(a)
Ladder to surface of Water, Water Safety CSO, §1602(a)(4)
Moving of, Marine Terminal Operations GISO, §3461
Ramp, Adequate Strength CSO, §1603(a) & (b)
Walkway CSO, §1603(b)
Working Surface of Barges, Water Safety CSO, §1603.1
Ramp, Adequate Strength CSO, §1603(a)
Fixed Ladder to surface of Water, Water Safety CSO, §1602(a)(4)
Catwalks over Water CSO, §1603(b)
Drowning Danger  CSO, §1602(a)
Fall Protection Measures CSO, §1602(a)
First Aid/ Medical Assistance CSO, §1602(b)
Life lines, Tag lines CSO, §1602(a)(3)
Life Preservers, Control of Drowning Hazard per CSO  CSO, §1602 
Lifesaving Boats  CSO, §1602(a)(3)
Personal Flotation Devices (PFD) CSO, §1602(a)(1)
Pile Driving Water Safety
Lifesaving Boats, per  Article 13 CSO, §1600(j)
Ring Buoys CSO, §1600(j) & (k)
Platforms over Water CSO, §1603(d)
Railings   per CSO, §1620  CSO, §1603(d)
Ring Buoys CSO, §1602(a)(2)
Walkways, Dredge Discharge Pipe Lines use as CSO, §1603(a)
General Requirements, per GISO GISO, §3389
Life Preservers, per GISO  GISO, §3389
Approval of, Coast Guard GISO, §3389(b)
Floating Cranes/Derrick operations, During GISO, §4944
Life Rings GISO, §3389
Maintenance of GISO, §3389(c)
Removal from Service when Damaged GISO, §3389(c)
Life Preservers, per CSO CSO, §1602 
Drowning Danger  CSO, §1602(a)
Exception, w/ Fall Protection Measures CSO, §1602(a)
Life lines, Tag lines CSO, §1602(a)(3)
Lifesaving Boats  CSO, §1602(a)(3)
Personal Flotation Devices (PFD) CSO, §1602(a)(1)
Ring Buoys CSO, §1602(a)(2) 
Mining Operations, per MSO  MSO, §6980(a)
Paper, Pulp & Paperboard Mills GISO, §3448
Tunneling Operations, per TSO  TSO, §8427
WATER TEMPERATURE, Restrooms    GISO, §3366(d)(2)
WATTAGE, marking to indicate rating ESO-LV, §2340.21
WEAR, Parts Subject to, per MSO  MSO, §7011
WEATHER CONDITIONS, per ESO
Protecting Equipment from, per ESO ESO-HV, §2712
Protecting Workers from, per ESO ESO-HV, §2940.3
WEATHER CONDITIONS, per LSSO 
Logging Operations, Hazardous Weather Conditions LSSO, §6253
WEATHER CONDITIONS, per TelSO
Inclement Weather, Work Stoppage TelSO, §8602(i)
WEATHER, Heat Illness Prevention, Outdoor GISO, §3395
Access to Drinking Water GISO, §3395(c)
Maintenance of GISO, §3457(c)(3)
Access to Shade GISO, §3395(d)
>85°,  Shade Requirements GISO, §3395(d)(1)
≤85°,  Shade Requirements GISO, §3395(d)(2)
Agricultural Industry, Subject to Standard GISO, §3395(a)(2)(A)
Application & Scope GISO, §3395(a)(2)
Construction Industry, Subject to Standard GISO, §3395(a)(2)(B)
Cool-down Rest Period, Permitted at all Times GISO, §3395(d)(3)
Definitions GISO, §3395(b)
Drinking Water, Access to GISO, §3395(c)
Maintenance of GISO, §3457(c)(3)
High-Heat Procedure GISO, §3395(e)
Landscaping Industry, Subject to Standard GISO, §3395(a)(2)(C)
Landscaping Defined GISO, §3395(b)
Oil & Gas Extraction Industry, Subject to Standard GISO, §3395(a)(2)(D)
Rest Period, Cool-down, Permitted at all Times GISO, §3395(d)(3)
Temperature Triggers
>85°,  Shade Requirements GISO, §3395(d)(1)
≤85°,  Shade Requirements GISO, §3395(d)(2)
95°,  High-Heat Procedure GISO, §3395(e)
Training GISO, §3395(f)
Transportation of Agri-Products, Construction & other Heavy Materials, Subject to Standard GISO, §3395(a)(2)(E)
Exception, Operators in Air-conditioned Vehicles GISO, §3395(a)(2)(E)
WEAVING OPERATIONS, Exposure to Cotton dust GISO, §5190
WEDGES, Used to Disable Saw Guarding Prohibited GISO, §4307(c)
WEED BURNER, Pressure Hoses      CSO, §1697
WEIGHTS & MEASUREMENTS CSO, §1938, Appx B, Plate B-3
WEIGHTS OF METALS CSO, §1938, Appx B, Plate B-4
WELDERS, Electrical
Disconnecting Means
Arc Welders  ESO-LV, §2563.23
Resistance Welders  ESO-LV, §2563.33
Over-current Protection ESO-LV, §2563.22
WELDERS’ PLATFORM CAGE, Illustration CSO, §1938, Appx B, Plate B-27-a
WELDING
Arc Welding Cutting & Heating    See WELDING, ARC, & Cutting & Heating
Acetylene, Generators See WELDING, ACETYLENE GENERATOR SYSTEMS
Acetylene piping  GISO, §4823
Gas Systems Piping for Welding & Cutting GISO, §4821
Hydraulic Back-Pressure Valves GISO, §4828
Installation of Service Piping  GISO, §4825
Painting & Signs GISO, §4827
Piping Joints GISO, §4824
Signs & Painting GISO, §4827
Testing of piping Systems GISO, §4826
Automatic Reducing Valves, Pressure Regulators  GISO, §4838
Backflow Protector (Gas Welding)  GISO, §4845(b) 
Booster pumps, Compressors GISO, §4840
Calcium carbide
Opening containers  GISO, §4818
Storage GISO, §4819 
Compressor pumps.  GISO, §4840
Confined Space, Welding in GISO, §4851(c)
Definitions  GISO, §4795
Fire prevention and suppression procedures GISO, §4848
Fuel gas manifolds  GISO, §4835
Fumes Exposure limits  GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
Gas systems See WELDING & CUTTING, GAS SYSTEMS
Generators, Acetylene See WELDING, ACETYLENE GENERATOR SYSTEMS
Hose Requirements, General  GISO, §4839
Hose Requirements, Shipyard Operations  SSO, §8394
Inert-Gas Shielded Metal Arc-Welding, General Industry GISO, §4853 
 ”          ”          ”          ”          ”          ”          ”          ”       See also WELDING, ARC, & Cutting & Heating
 ”          ”          ”          ”          ”          ”          ”          ”       See also WELDING & CUTTING, Gas Systems
 ”          ”          ”          ”          ”          ”          ”          ”       See Also WELDING, Electric Welding, Cutting & Heating 
Inert Gas Shielded Metal Arc-Welding, Shipyard Operations SSO, §8357
Liquid oxygen, Containers, Locations GISO, §4837
Longshoring Prohibition, Injurious Exposures to Welding Operations GISO, §3470(a)(2)
Manifolding of Cylinders to Headers, Gas Welding Systems GISO, Article 86
Fuel Gas Manifolds GISO, §4835
Hose GISO, §4839
Liquid Oxygen GISO, §4837
Manifolds, General Requirements GISO, §4834
Oxygen Manifolds GISO, §4836
Pressure Regulating GISO, §4838
Manifolds & Hose Connection Requirements, Shipyard Operations SSO, §8393
Oil & Gas Well Operations, Welding PSO-D&P, §6536(d)
Operating procedures GISO, §4845
Oxygen manifolds GISO, §4836
Oxygen piping  GISO, §4822
Personal protective equipment  GISO, §5150
Pipelines & Equipment, Welding, Hot Work Method PSO-D&P, §6536(d)
Piping 
Acetylene piping  GISO, §4823
Construction  GISO, §4821
Hydraulic back-pressure valves  GISO, §4828
Installation  GISO, §4825
Joints  GISO, §4824
Materials and design  GISO, §4821
Oxygen piping GISO, §4822 
Painting  GISO, §4827
Shutoff valves signs to indicate  GISO, §4827
Signs to indicate shutoff valves  GISO, §4827
Standards compliance  GISO, §4821
Testing  GISO, §4826
Precautions  GISO, §4845
Pressure Regulating, Automatic Reducing Valves GISO, §4838
Protective Boots & Shoes, Wet & High Humidity GISO, §4851(m)
Screens, Welding     GISO, §4851(a)
Service Piping, for All Gasses GISO, Article 85
Acetylene Piping GISO, §4823
Gas Systems Piping for Welding & Cutting GISO, §4821
Hydraulic Back-Pressure Valves GISO, §4828
Installation of Service Piping  GISO, §4825
Oxygen Piping GISO, §4822
Painting & Signs GISO, §4827
Piping Joints GISO, §4824
Signs & Painting GISO, §4827
Testing of piping Systems GISO, §4826
Shipyard Operations See also WELDING, BRAZING & CUTTING, per SSO
Inert Gas Shielded Arc-Welding SSO, §8357
Tunneling Operations, Welding, Cutting & Other Hot Work TSO, §8445(g), (j), (k)
Tunneling Operations, Welding, Cutting & Other Hot Work TSO, §8445(g), (j), (k)
Ventilation, Welding, Mechanical systems for Brazing & Cutting GISO, §5150
Hazard communication GISO, §5150(f)
 ”          ”     Construction Operations, per CSO  CSO, §1536
Welding Screens, Arc Welding GISO, §4851(a)
WELDING, ACETYLENE GENERATOR SYSTEMS  See also WELDING & CUTTING SYSTEMS, Gas
Approval  GISO, §4797(a)
Auxiliary apparatus  GISO, §4797(b)
Calcium Carbide
Storage GISO, §4818
Opening of containers GISO, §4819
General Requirements
Construction of Generators GISO, §4803
Marking / Labeling GISO, §4797
Rating & Pressure Limits of GISO, §4798
Training, Instructions, Operator  GISO, §4799
Hose piping CSO, §1743(d)
Installation GISO, §4797(c)
Operator training GISO, §4799
Permanent Stationary Acetylene Generators 
Drain Connections GISO, §4810
Exits for Houses / Compartments GISO, §4806
Freeze Protection for Generators GISO, §4808
Gas Holders GISO, §4813
Generator Escape or Relief Pipes GISO, §4811
Housing of Generators GISO, §4803
Houses, Outside  GISO, §4804
Inside Rooms / Compartments  GISO, §4805
Maintenance of GISO, §4812 
Operation Requirements of GISO, §4812 
Outside Houses / Compartments GISO, §4804
Ventilation in Houses / Compartments GISO, §4807
Water Supply Connections GISO, §4809
Portable Acetylene Generators 
General Requirements GISO, §4815
Operation & Maintenance Requirements GISO, §4816
Pressure limitations GISO, §4799 
Prohibited practices
Air mixing CSO, §1743(a)
Contact w/ oil, grease CSO, §1743(c)
Contact w/ unalloyed copper CSO, §1743(f)
Welding operations See WELDING & CUTTING, GAS SYSTEMS
WELDING, ACETYLENE, OXYGEN, & FUEL GAS
Backflow Protector, Welding  GISO, §4845(b)
Connections & Hoses CSO, §1742
Manifold CSO, §1742(e)
Cylinders  GISO, §4650(d)
   ” ” CSO, §1743  
Electrical circuits, Prohibition CSO, §1740(e)
Construction of GISO, §4649(a), (b), (c) 
Hoisting of CSO, §1740(d)  
Leaking of CSO, §1740(m)  
Marking of GISO, §4649(d)
Protection CSO, §1740(c), (h), (i), (j)
Valve GISO, §4650(c)
Prohibitions CSO, §1743(h)
Storage CSO, §1740(b), (g) 
Transport/Handling CSO, §1740(c) 
Exposure limits, Airborne Contaminant, Exposure limit  GISO, §5155, & Appx A  
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
General Precautions      CSO, §1743
Hose & Connections  CSO, §1742
Manifold CSO, §1742(e)
Maximum Pressure CSO, §1743(b)
Pressure Regulators      CSO, §1741
Storage & Use of Cylinders      CSO, §1740
Transfer prohibited CSO, §1740(f)
Unalloyed copper contact with CSO, §1743(f)
Use of Cylinders      CSO, §1740 
WELDING, ARC, & Cutting & Heating GISO, Article 90
Application  GISO, §4850
Arc Welding Cutting & Heating GISO, §4851
Arc Welding, Inert-Gas Metal  GISO, §4853
Equipment, Welding, Disconnecting means  ESO-LV, §2563.23
Fumes, Air Contaminants, Exposure limits  GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
Inert-Gas Shielded Metal Arc-Welding, General Industry GISO, §4853 
 ”          ”          ”          ”          ”          ”          ”          ”       See also WELDING & CUTTING, Gas Systems
 ”          ”          ”          ”          ”          ”          ”          ”       See Also WELDING, Electric Welding, Cutting & Heating 
Inert Gas Shielded Metal Arc-Welding, Shipyard Operations SSO, §8357
Installation of Equipment GISO, §4850(b)
Maintenance GISO, §4850(b)
Protective Equipment GISO, §4851(a), (m)
Resistance Welding GISO, §4852
Ventilation & Personal Protection GISO, §5150
Chlorinated Hydrocarbons GISO, §5150(e)
Hazard commmunication GISO, §5150(f)
Improper Use of Welding Gases GISO, §5150(d)
Labeling, Precautionary GISO, §5150(e)
Mechanical Ventilation, Indoors GISO, §5150(a)
Toxic Substances Used in Enclosed Spaces GISO, §5150(b)
Toxic Substances Used in Open Air GISO, §5150(c)
Work Site Requirements GISO, §4851
WELDING, BRAZING, & CUTTING, per CSO 
Coated metals. flammability precautions CSO, §1537
Fumes, Air Contaminants, Exposure limits  GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
Mechanical Ventilation for Indoor Operations CSO, §1536
Respiratory Protection Alternative CSO, §1536(a)(2)
Prohibited practices
Air mixing CSO, §1743(a)
Contact w/ oil, grease CSO, §1743(c)
Contact w/ unalloyed copper CSO, §1743(f)
Toxic Substances in Enclosed Spaces CSO, §1536(b)
Local Exhaust Required CSO, §1536(b)(1)
Supplied Air Respirator as Alternative CSO, §1536(b)(2)
Toxic Substances in Open Air CSO, §1536(c)
Respiratory Protection per  CSO, §1536(c)(1), (2)
Improper Use of Welding Gases CSO, §1536(d)
Chlorinated Hydrocarbons CSO, §1536(e)
Labeling, Precautionary  CSO, §1536(f)
Ventilation, Mechanical Systems CSO, §1536
Welding, Cutting, & Heating, Of Coated Metals CSO, §1537
WELDING, BRAZING & CUTTING, per GISO 
Fumes, Air Contaminants, Exposure limits  GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
Ventilation & Personal Protection GISO, §5150
Chlorinated Hydrocarbons GISO, §5150(e)
Hazard communication GISO, §5150(f)
Improper Use of Welding Gases GISO, §5150(d)
Labeling, Precautionary GISO, §5150(e)
Mechanical Ventilation, Indoors GISO, §5150(a)
Toxic Substances Used in Enclosed Spaces GISO, §5150(b)
Toxic Substances Used in Open Air GISO, §5150(c)
WELDING, BRAZING & CUTTING, per SSO SSO, Article 7
Fuel Gas Cylinders SSO, §8395
Hose  SSO, §8394
Hose Connection Requirements SSO, §8393
Manifolds & Hose Connection Requirements SSO, §8393
Welding, Cutting & Heating, Other Provisions in GISO  SSO, §8392
WELDING & CUTTING, GAS SYSTEMS GISO, Group 10
Application / Purpose GISO, §4794
Definitions GISO, §4795
Acetylene Generator Systems
Approval  GISO, §4797(a)
Auxiliary apparatus  GISO, §4797(b)
Calcium Carbide
Storage GISO, §4818
Opening of containers GISO, §4819
General Requirements
Construction of Generators GISO, §4803
Marking / Labeling GISO, §4797
Rating & Pressure Limits of GISO, §4798
Training, Instructions, Operator  GISO, §4799
Hose piping CSO, §1743(d)
Installation GISO, §4797(c)
Operator training GISO, §4799
Permanent Stationary Acetylene Generators 
Drain Connections GISO, §4810
Exits for Houses / Compartments GISO, §4806
Freeze Protection for Generators GISO, §4808
Gas Holders GISO, §4813
Generator Escape or Relief Pipes GISO, §4811
Housing of Generators GISO, §4803
Houses, Outside  GISO, §4804
Inside Rooms / Compartments  GISO, §4805
Maintenance of GISO, §4812 
Operation Requirements of GISO, §4812 
Outside Houses / Compartments GISO, §4804
Ventilation in Houses / Compartments GISO, §4807
Water Supply Connections GISO, §4809
Portable Acetylene Generators 
General Requirements GISO, §4815
Operation & Maintenance Requirements GISO, §4816
Pressure limitations GISO, §4799 
Approval Requirements GISO, §4797
Calcium Carbide GISO, Article 84
Opening Containers of GISO, §4819
Storage GISO, §4818
Carbide Feed Generators    See Acetylene Generator Systems under WELDING & CUTTING, Gas Systems
Compressor or Booster Pumps GISO, §4840
Cylinders, Gas See CYLINDERS
Fire Prevention & Suppression Procedure GISO, §4848
Manifolding of Cylinders to Headers GISO, Article 86
Fuel Gas Manifolds GISO, §4835
Hose GISO, §4839
Liquid Oxygen GISO, §4837
Manifolds, General Requirements GISO, §4834
Oxygen Manifolds GISO, §4836
Pressure Regulating GISO, §4838
Marking / Labeling GISO, §4797
Operating Procedures for Gas Welding GISO, §4845
Personal Protection & Ventilation GISO, §5150
Chlorinated Hydrocarbons GISO, §5150(e)
Improper Use of Welding Gases GISO, §5150(d)
Labeling, Precautionary GISO, §5150(e)
Mechanical Ventilation, Indoors GISO, §5150(a)
Toxic Substances Used in Enclosed Spaces GISO, §5150(b)
Toxic Substances Used in Open Air GISO, §5150(c)
Piping for All Gasses See Service PIPES, PIPE LINES 
Precautions for Gas Welding GISO, §4845
Service Piping for All Gasses GISO, Article 85
Acetylene Piping GISO, §4823
Gas Systems Piping for  Welding & Cutting GISO, §4821
Hydraulic Back-Pressure Valves GISO, §4828
Installation of Service Piping  GISO, §4825
Oxygen Piping GISO, §4822
Painting & Signs GISO, §4827
Piping Joints GISO, §4824
Signs & Painting GISO, §4827
Testing of piping Systems GISO, §4826
Ventilation & Personal Protection GISO, §5150
Chlorinated Hydrocarbons GISO, §5150(e)
Hazard communication GISO, §5150(f)
Improper Use of Welding Gases GISO, §5150(d)
Labeling, Precautionary GISO, §5150(e)
Mechanical Ventilation, Indoors GISO, §5150(a)
Toxic Substances Used in Enclosed Spaces GISO, §5150(b)
Toxic Substances Used in Open Air GISO, §5150(c)
WELDING, Electric Welding, Cutting & Heating GISO, Article 90
Application  GISO, §4850
Arc Welding Cutting & Heating GISO, §4851
Arc Welding, Inert-Gas Metal  GISO, §4853
Inert-Gas Metal Arc Welding GISO, §4853 
Installation of Equipment GISO, §4850(b)
Maintenance GISO, §4850(b)
Resistance Welding GISO, §4852
Ventilation & Personal Protection GISO, §5150
Chlorinated Hydrocarbons GISO, §5150(e)
Hazard communication GISO, §5150(f)
Improper Use of Welding Gases GISO, §5150(d)
Labeling, Precautionary GISO, §5150(e)
Mechanical Ventilation, Indoors GISO, §5150(a)
Toxic Substances Used in Enclosed Spaces GISO, §5150(b)
Toxic Substances Used in Open Air GISO, §5150(c)
WELDING, Hot Work Procedures & Permits PSO-R,T&H, §6777
WELDING, of Elevators ElevSO, §3121.13
WELDING, Resistance welding GISO, §4852
Disconnecting means of  ESO-LV, §2563.33
WELFARE & LOCATION CHECKS, Logging Operations LSSO, §6258
WELLS, GAS & OIL, Drilling & Production
Change Rooms 
Permanent Change Rooms, per Article 9, GISO  PSO-D&P, §6514(a)
Clean, Orderly, Sanitary Condition PSO-D&P, §6514(b)
Location of PSO-D&P, §6514(c)
Shower Facilities, Number of PSO-D&P, §6514(a)
Well Drilling & Servicing Operations PSO-D&P, §6515
Clean, Orderly, Sanitary Condition PSO-D&P, §6515(b)
Lighting, Heating & Ventilation PSO-D&P, §6515(b)
Location of PSO-D&P, §6515(a)
Clothing, wearing of, per Article 10, GISO PSO-D&P, §6513
Drilling Operation
Fall Protection Requirements, Derrick / Mast Work PSO-D&P, §6580
Tools, Handling Heavy Tools at Drilling Wells PSO-D&P, §6607
Electrical Equipment & Wiring per Electrical Safety Orders PSO-D&P, §6527
Emergency Medical Services PSO-D&P, §6512
Emergency Stop Device, Drilling Equipment PSO-D&P, §6625 
Equipment & Pipe Lines
Blinding or Isolating of Equipment & Pipe Lines PSO-D&P, §6536
Blinding Design PSO-D&P, §6536(b)
Open or Closed Indicators PSO-D&P, §6536(e)
Employee Protection by PSO-D&P, §6536(a)
Ventilation Requirements PSO-D&P, §6536(c)
Welding, Hot Work Method PSO-D&P, §6536(d)
Opening of Equipment & Pipe Lines  PSO-D&P, §6535
Emptying of Content  PSO-D&P, §6535(b)
Ignition Source, Elimination of  PSO-D&P, §6535(c)
Relieve of Pressure PSO-D&P, §6535(a)
Equipment & Tools, Miscellaneous PSO-D&P, §6646
Fall Protection Requirements See FALL PROTECTION REQUIREMENTS, per PSO-D&P 
Flammable Gases Or Vapors, Hazardous Areas    See FLAMMABLE GASES OR VAPORS, Hazardous Areas
Flammable Waste Gasses & Vapor See FLAMMABLE WASTE GASSES & VAPOR
Flywheel Guarding, Prime Movers PSO-D&P, §6682
Fire Prevention
Cleaning oil restrictions  PSO-D&P, §6520
Drainage control  PSO-D&P, §6538
Fired equipment location  PSO-D&P, §6526
Fire fighting equipment  PSO-D&P, §6519
Flammable and combustible liquid transfer by air displacement  PSO-D&P, §6525
Flammable waste Gases and Vapors  PSO-D&P, §6524
Hazardous area testing  PSO-D&P, §6521
Pipe lines
Blinding procedures  PSO-D&P, §6536
Opening procedures  PSO-D&P, §6535
Smoking restrictions  PSO-D&P, §6518
Spontaneous ignition precautions  PSO-D&P, §6522
Static electricity  PSO-D&P, §6523
Fittings, Pipe Lines & Valves PSO-D&P, §6533
Drill Pipe & Well Casing / Tubing Excluded PSO-D&P, §6533(a)
General Requirements PSO-D&P, §6533(a)
Inspection Requirements PSO-D&P, §6533(b)
Pressure Relieve Devices & Valves PSO-D&P, §6533(c)
Hazardous Areas PSO-D&P, §6521
Control of Sources of Ignition  PSO-D&P, §6521(a)
Flammable Waste Gasses & Vapor, Hazard Control PSO-D&P, §6524
Burning, Controlled PSO-D&P, §6524(a)
Control Hazards Associated with PSO-D&P, §6524(a)
Flares, use of PSO-D&P, §6524(a), (c)
Employees Entry Restriction PSO-D&P, §6524(b)
Remote Ignition, Controlled PSO-D&P, §6524(b)
Remote Ignition, Failure PSO-D&P, §6524(e)
Release of Gasses & Vapor Prevention PSO-D&P, §6524(d)
Remote Ignition, Controlled PSO-D&P, §6524(b)
Testing for Releases before Employees Entry PSO-D&P, §6524(e)
Ignition Sources
Control of PSO-D&P, §6521(a)
Prohibited, in Flammable Vapor / Gas PSO-D&P, §6521(b )
Spontaneous Ignition  PSO-D&P, §6522
Iron Sulfide Management  PSO-D&P, §6522(a)
Steel Wool, use with Lime  PSO-D&P, §6522(b)
Static Electricity, Control of PSO-D&P, §6523(a)
Grounding of Steel Derricks & Masts PSO-D&P, §6523(b)
Testing of Gas & Vapor PSO-D&P, §6531
Transfer of Flammable / Combustible Liquids
Compressed Air, Use Prohibited for Tanks PSO-D&P, §6525(a)
Exceptions listed  PSO-D&P, §6525(a)
Well Safety
Electrical Equipment PSO-D&P, §6527
Fired Equipment Restriction near Wells PSO-D&P, §6526(a)
Safety Provisions & Precautions  PSO-D&P, §6655 
Housekeeping of Oil Storage Facilities PSO-D&P, §6539
Identification of Wells PSO-D&P, §6556
Injury & Illness Prevention Program per §3203, GISO  PSO-D&P, §6507
Safety Provisions & Precautions  PSO-D&P, §6655
Inspection Program, Pressure Vessels & Boilers PSO-D&P, §6551(c)
Liquids, Loading & Unloading Operations PSO-D&P, §6651
Loading & Unloading Platforms PSO-D&P, §6652
Wharves & Piers, at PSO-D&P, §6659
Maintenance
Fall Protection Requirements, Derrick / Mast Work PSO-D&P, §6580
Personal Protective Equipment, per Article 10, GISO  PSO-D&P, §6513
Pipe Lines  See also Equipment & Pipe Lines under this heading
Fittings, Pipe Lines & Valves PSO-D&P, §6533
Drill Pipe & Well Casing / Tubing Excluded PSO-D&P, §6533(a)
General Requirements PSO-D&P, §6533(a)
Inspection Requirements PSO-D&P, §6533(b)
Pressure Relieve Devices & Valves PSO-D&P, §6533(c)
Pressure Vessels & Boilers, Inspection Program PSO-D&P, §6551(c)
Pull Rope, Wire PSO-D&P, §6640
Pumping Machinery & Equipment PSO-D&P, Article 37
Access to the Walking Beam PSO-D&P, §6632
Attractive Nuisance Guards: Well-Pumping Units PSO-D&P, §6633
Catheads PSO-D&P, §6642 
Chain Used for Spinning Lines  PSO-D&P, §6645
Lines Used on Catheads PSO-D&P, §6644
Construction & Maintenance PSO-D&P, §6630
Guarding PSO-D&P, §6631
Illumination / Lighting PSO-D&P, §6657
Pumps & Pump Pressure Relief Devices PSO-D&P, §6634
Safety Provisions & Precautions  PSO-D&P, §6655 
Shafts & Equipment at Oil Wells PSO-D&P, §6661
Weight Indicators for Wire Rope Hoisting Lines PSO-D&P, §6690
Safety Provisions & Precautions  PSO-D&P, §6655
Injury & Illness Prevention Program PSO-D&P, §6507
Servicing Machinery & Equipment PSO-D&P, Article 35
Application / Scope PSO-D&P, §6621
Brakes & Brake Control Mechanism PSO-D&P, §6626
Catheads  PSO-D&P, §6642 
Chain Used for Spinning Lines  PSO-D&P, §6645
Lines Used on Catheads PSO-D&P, §6644
Drilling Equipment, Construction & Maintenance PSO-D&P, §6624
Emergency Stop Device PSO-D&P, §6625
Guarding PSO-D&P, §6622
Illumination / Lighting PSO-D&P, §6657
Line Spoolers & Deadline Stabilizers PSO-D&P, §6688
Power Tongs Control Mechanism PSO-D&P, §6628
Safety Provisions & Precautions  PSO-D&P, §6655
Weight Indicators for Wire Rope Hoisting Lines PSO-D&P, §6690
Well Servicing Equipment, Construction & Maintenance PSO-D&P, §6624
Shower Facilities, Number of PSO-D&P, §6514(a)
Storage Facilities, Housekeeping of Oils Storage PSO-D&P, §6539
Tools, Handling Heavy Tools at Drilling Wells PSO-D&P, §6607
WELLS, OIL & GAS, Pumping Machinery & Equipment PSO-D&P, Article 37
Access to the Walking Beam PSO-D&P, §6632
Air Compressors, Engines Powering PSO-D&P, §6554
Attractive Nuisance Guards: Well-Pumping Units PSO-D&P, §6633
Boilers See BOILERS
Construction & Maintenance PSO-D&P, §6630
Dead line stabilizers  PSO-D&P, §6688
Derricks & Masts  PSO-D&P, §6558
  Construction and maintenance  PSO-D&P, §6568
Crown blocks  PSO-D&P, §6571
Crown platforms and railings  PSO-D&P, §6562
Equipment and tool requirements  PSO-D&P, §6603
Escape lines  PSO-D&P, §6574
Escape routes, Auxiliary Means  PSO-D&P, §6573
Equipment in  PSO-D&P, §6603
External platforms  PSO-D&P, §6561
Fingers finger boards and finger braces  PSO-D&P, §6569
Floor access and exits  PSO-D&P, §6579
Gin poles  PSO-D&P, §6563
Guy lines  PSO-D&P, §6566
Internal platforms  PSO-D&P, §6560
Ladders  PSO-D&P, §6564
Ladderway openings  PSO-D&P, §6565
Materials in  PSO-D&P, §6603
Safety belts and lanyards  PSO-D&P, §6580
Stabbing boards  PSO-D&P, §6570
Tools in  PSO-D&P, §6603
Electrical Equipment PSO-D&P, §6527
Escape routes, Auxiliary Means  PSO-D&P, §6573
Experimental equipment  PSO-D&P, §6886
Fittings, Pipe Lines & Valves PSO-D&P, §6533
Drill Pipe & Well Casing / Tubing Excluded PSO-D&P, §6533(a)
General Requirements PSO-D&P, §6533(a)
Inspection Requirements PSO-D&P, §6533(b)
Pressure Relieve Devices & Valves PSO-D&P, §6533(c)
Gas Compressors, Engines Powering PSO-D&P, §6554
Gas Compressors & Gas Plant Requirements PSO-D&P, §6553
Discharge Line, Pressure Relief Device Requirement PSO-D&P, §6553(b)
Discharge Outlet of Pressure Relief Device PSO-D&P, §6553(c)
Inlet Scrubber, Liquids in Incoming Gas PSO-D&P, §6553(d)
Pre-Maintenance Procedure, locking / Blocking PSO-D&P, §6553(f)
Shut-off Valve, Gas Line PSO-D&P, §6553(e)
Stationary Engine Driving Compressors  PSO-D&P, §6554
Valve, Return Flow Protection PSO-D&P, §6553(a)
Gas & Vapor testing  PSO-D&P, §6531
Gin Pole Mast, Telescoping   PSO-D&P, §6584
Guarding PSO-D&P, §6631
Heavy tool, Handling of   PSO-D&P, §6607
Hoses & Standpipes  PSO-D&P, §6609
Internal combustion engines 
Application / Scope of §6684  PSO-D&P, §6684(a)
Batteries, Electrical Storage PSO-D&P, §6684(h)
Compressors, Air or Gas PSO-D&P, §6554
Cylinder Cooks PSO-D&P, §6684(e)
Electrical Accessories for ICE PSO-D&P, §6684(f), (g)
Electrical Storage Batteries PSO-D&P, §6684(h)
Exhaust System Maintenance  PSO-D&P, §6684(a)
Flywheels PSO-D&P, §6682
Power Controls  PSO-D&P, §6681
Safety Precautions PSO-D&P, §6684(b), (d), (g) 
For Compressors, Air or Gas PSO-D&P, §6554
Starters for ICE PSO-D&P, §6685
Ladders  PSO-D&P, §6564
Ladderway openings  PSO-D&P, §6565
Lighting PSO-D&P, §6657
Line spoolers  PSO-D&P, §6688
Machinery
Brakes  PSO-D&P, §6626
Construction  PSO-D&P, §6624
Emergency Stop Devices  PSO-D&P, §6625
Maintenance  PSO-D&P, §6624
Masts
Cantilever Derricks & Masts, Portable  PSO-D&P, §6595
Construction PSO-D&P, §6568
Crown blocks  PSO-D&P, §6571
Crown Platforms & Railings PSO-D&P, Article 25
Access & Lubrication  PSO-D&P, §6592(a)
Ladder Requirements  PSO-D&P, §6592(b)
Gin Pole Masts, Stationary or Portable  PSO-D&P, §6589
Portable Cantilever Derricks & Masts PSO-D&P, §6590
Portable Jackknife Derricks & Masts PSO-D&P, §6591
Telescoping Derricks & Masts PSO-D&P, §6591
Equipment and tool requirements  PSO-D&P, §6603
Escape lines.  PSO-D&P, §6574
Fire Escapes, Auxiliary Means  PSO-D&P, §6573
Fingers, Finger Boards & Finger Braces  PSO-D&P, §6569
Floor access and Exits  PSO-D&P, §6579
Guarding  PSO-D&P, §6636
Guying  PSO-D&P, §6586
Hydraulic lifts  PSO-D&P, §6583
Ladders PSO-D&P, §6599
Maintenance  PSO-D&P, §6568
Pipelines & Pipes See PIPELINES
Pipe racking supports  PSO-D&P, §6596
Platforms Access Runways  PSO-D&P, §6594
Platforms, Crown, & Railings PSO-D&P, Article 25
Access & Lubrication  PSO-D&P, §6592(a)
Ladder Requirements  PSO-D&P, §6592(b)
Gin Pole Masts, Stationary or Portable  PSO-D&P, §6589
Portable Cantilever Derricks & Masts PSO-D&P, §6590
Portable Jackknife Derricks & Masts PSO-D&P, §6591
Telescoping Derricks & Masts PSO-D&P, §6591
Pole Steps  PSO-D&P, §6600
Portable telescoping derricks or masts  PSO-D&P, §6582
Safety belts and lanyards  PSO-D&P, §6580
Stabbing hoards  PSO-D&P, §6570
Telescoping gin pole masts  PSO-D&P, §6584
Walk and pipe storage racks  PSO-D&P, §6572
Miscellaneous provisions PSO-D&P, §6646
Overspeed (Runaway) Protection, Air and Gas Compressors  PSO-D&P, §6554(h)
Overspeed (Runaway) Protection, Diesel Engine PSO-D&P, §6625.1
Pipe lines  PSO-D&P, §6533
 ”      ”       ”   See PIPELINES
Blinding Procedures  PSO-D&P, §6536
Opening Procedures  PSO-D&P, §6535
Pipe Storage Racks  PSO-D&P, §6648
Pipe Tong Requirements  PSO-D&P, §6605
Pits and sumps  PSO-D&P, §6549
Power tongs, Control mechanisms  PSO-D&P, §6628
Pressure Relief Devices, Pressure Vessels & Boilers PSO-D&P, §6551
Pressure Relief Devices, for Pumps  PSO-D&P, §6634
Pressure Vessels & Boilers PSO-D&P, §6551
Inspection Program PSO-D&P, §6551(c) 
Prime Movers
Definition PSO-D&P, §6505
Flywheels  PSO-D&P, §6682
Internal combustion engines PSO-D&P, §6684
Starters for PSO-D&P, §6685
Power control  PSO-D&P, §6681
Pull Rope, Wire PSO-D&P, §6640
Pumping Machinery & Equipment PSO-D&P, Article 37
Access to the Walking Beam PSO-D&P, §6632
Attractive Nuisance Guards: Well-Pumping Units PSO-D&P, §6633
Catheads PSO-D&P, §6642 
Chain Used for Spinning Lines  PSO-D&P, §6645
Lines Used on Catheads PSO-D&P, §6644
Construction & Maintenance PSO-D&P, §6630
Guarding PSO-D&P, §6631
Illumination / Lighting PSO-D&P, §6657
Pumps & Pump Pressure Relief Devices PSO-D&P, §6634
Safety Provisions & Precautions  PSO-D&P, §6655 
Shafts & Equipment at Oil Wells PSO-D&P, §6661
Weight Indicators for Wire Rope Hoisting Lines PSO-D&P, §6690
Shafts Pursuant to Tunnel Safety Orders PSO-D&P, §6661
Tanks & Reservoirs  PSO-D&P, §6546
Agitation and heating of liquids  PSO-D&P, §6544
Diversion and retaining walls  PSO-D&P, §6548
Maintenance  PSO-D&P, §6547
Tools & Equipment  PSO-D&P, §6646
Tools, Handling Heavy Tools at Drilling Wells PSO-D&P, §6607
Traveling blocks  PSO-D&P, §6638
Unloading & Loading Operations PSO-D&P, §6651
Platforms  PSO-D&P, §6652
Vapor control, Flammable PSO-D&P, §6651(c)
Wharves & Piers, at PSO-D&P, §6659
Valves  PSO-D&P, §6533
Weight Indicators  PSO-D&P, §6690
Well Identification  PSO-D&P, §6556
Well-servicing machinery
Applicability  PSO-D&P, §6621
Guarding  PSO-D&P, §6622
Well Shafts  PSO-D&P, §6661
Construction and maintenance  PSO-D&P, §6576
Entrances & Exits  PSO-D&P, §6577
Wharves and piers  PSO-D&P, §6659 
Wire Rope Hoisting Lines  PSO-D&P, §6690
Weight indicators  PSO-D&P, §6690(a)
Installation of  PSO-D&P, §6690(b)
Wire line Units PSO-D&P, §6688(a)
WELL SERVICE INDUSTRY, Explosives for GISO, Article 118
Application & Scope GISO, §5311
Loading or Assembling of Explosives GISO, §5312
Propellant Devices  GISO, §5312
Storage of Explosives GISO, §5313
Transportation of Explosives GISO, §5313  
WET, & Damp Locations
Electrical Conductors / Equipment  & Fixtures in ESO-LV, §2510.5
Electrical Conductors / Equipment Use Prohibited when not Approved for  ESO-LV, §2510.11(a)
Protective Boots & Shoes, Wet & High Humidity GISO, §4851(m)
WET FLOORS GISO, §3273(a)
WET SCRUBBERS, Electric, Grounding  ESO-LV, §2395.45(A)
WHARVES & PIERS, Loading & Unloading, per PSO-D&P  PSO-D&P, §6659
WHARVES & PIERS, Loading & Unloading, per PSO-R,T&H  PSO-R,T&H, §6891 
WHARVES
Flammable liquids  GISO, §5620
Marine terminal operations See MARINE TERMINAL OPERATIONS 
WHEELBARROW RUNWAYS / RAMPS  CSO, §1623
WHEELCHAIR LIFTS, & Stairway Chair Lifts See ELEVATORS, Special Access, Elevators & Lifts
WHEELED TRACTORS See HAULAGE VEHICLES 
 ”          ”          ”          ”  See also under AGRICULTURAL SAFETY ORDERS
WHEELS, ABRASIVE, Use, Care, & Protection GISO, Article 21  
Application, Scope & Definitions GISO, §3575
Abrasive Wheels, Portable  GISO, §3583
Exposure to wheel GISO, §3578, Appx A, B, E
Flanges, General Requirements GISO, §3579, Appx A, 
Flanges, Portable Abrasive Wheels GISO, §3583, Tables
Examples (Illustrations) GISO, §3583, Appx C, D
Grinding Machine Requirements, General Requirements GISO, §3576
Guarding of GISO, §3577(b), Appx F, G
Hoods, Protective GISO, §3577(b), (c)
Illustrations GISO, §3583, Appx A - G 
Inspection of GISO, §3580(a)
Mounting Flanges GISO, §3579, Appx A  
Mounting of GISO, §3580
Portable Abrasive Wheels GISO, §3583
Portable Grinders  GISO, §3576(b)
Protection Devices GISO, §3577
Speed
At Safe Speeds, Per Design, Machine & Equipment Requirement GISO, §3328(a)
Check Design Speed of Wheel before Mounting GISO, §3580(a)
Check Design Speed of Portable Abrasive Wheel before Mounting GISO, §3583(f)
Maximum Wheel Speed  GISO, §3583(f), Table A-6
Stationary Grinders GISO, §3576(a)
Storage of Wheels GISO, §3582
Wheel Exposure, Permissible  GISO, §3578
Wheel Mounting  GISO, §3580
WHEELS, BUFFING    GISO, §5152(a)
Buffing Operations, Protective Equipment See GRINDING, POLISHING & BUFFING OPERATIONS
Buffing & Polishing Machines (Class A) See under METAL WORKING MACHINES
WHEELS, Split Rim, Servicing GISO, §3326
Tires, Inflation & Mounting GISO, §3325
Mounting GISO, §3326
Split-Rim Mounting, Safety Practices GISO, §3327
WHISTLE SIGNALS LSSO, §6402, Appx A
WHITENING MACHINES, Leather & Composition Goods GISO, §4522
WILDLAND FIRE FIGHTING GISO, §3410
 ”          ”          ”          ”  See also FIRE FIGHTERS
 ”          ”          ”          ”  See also PERSONAL PROTECTIVE EQUIPMENT, for Fire Fighters
WINCHES, Portable GISO, §3564
WIND FORCE CSO, §1938, Appx B, Plate B-5
WINDOW CLEANING GISO, Article 5
Accidents, Prevention, Overhead High Voltage Lines GISO, §3282(b)
Anchors & Fittings, Window Cleaning Equipment GISO, §3283
Acid, Use of With Protective Equipment Restricted GISO, §3282(j)
Belts, Window Cleaner’s GISO, §3284(a), (b)
Boatswain’s Chairs & Controlled Descent Apparatus GISO, §3286
Building Owners’ Requirements  GISO, §3282
Building Height triggers 
Boatswain’s Chairs, Manual, not to exceed 75', w/ exception   GISO, §3286(a)(1)
Controlled Descent Apparatus (CDA), not to exceed, 130', w/ exception   GISO, §3286(a)(1)
Outrigger Beams, not deployed on Buildings 130' high, w/ exception  GISO, §3291(d)(1)
Roof Tie-Backs required with 3 Story or 36' & 4 story or 48' Specified  GISO, §3291(f)(1)
Controlled Descent Apparatus, Boatswain’s Chair GISO, §3286  
Definition  GISO, §3281
Extension tools GISO, §3289
Fall Protection Systems & Devices GISO, §3284
General Requirements GISO, §3282
Harnesses, Fall Protection GISO, §3284
Building Height triggers 
Boatswain’s Chairs, Manual, not to exceed 75', w/ exception   GISO, §3286(a)(1)
Controlled Descent Apparatus (CDA), not to exceed, 130', w/ exception   GISO, §3286(a)(1)
Outrigger Beams, not deployed on Buildings 130' high, w/ exception  GISO, §3291(d)(1)
Roof Tie-Backs required with 3 Story or 36' & 4 story or 48' Specified  GISO, §3291(f)(1)
Ladder Requirements  GISO, §3287
Operating Procedures Outline Sheet GISO, §3291, Appx A
Outrigger Beams GISO, §3291(d)
Permanent Rooftop Installations GISO, §3291
Required on buildings exceeding 130 feet in height GISO, §3285(d)
Personal Protective Equipment, Wearing of, Required  GISO, §3282(e), (j)
Portable Sills, Prohibited Window Equipment  GISO, §3290
Positioning Devices GISO, §3284(c)
Prohibited Equipment for  GISO, §3290
Restraint Systems  GISO, §3284(c)
Rolling Scaffolds GISO, §3288
Roof tie-backs requirement  GISO, §3291(f)
Rooftop Window Washing Installations, Permanent  GISO, §3291
Safety Requirements, General GISO, §3282
Safety Equipment GISO, §3282
Scaffolds
General safety requirements GISO, §3282
Rolling metal scaffold GISO, §3288
Scaffolds, Suspended GISO, §3285 
Permanent Rooftop Installations GISO, §3291
Required on buildings exceeding 130 feet in height GISO, §3285(d)
Sills, Portable, Prohibited Equipment in Window Washing  GISO, §3290
Sills, Work from  GISO, §3282(l), (m), (n)
Tools, Extension GISO, §3289
Training, Safety  GISO, §3282(f)
Roof Top Installations, Permanent GISO, §3291
Window Jacks, Prohibited Equipment in Window Washing  GISO, §3290
WINERIES GISO, §5629
Fire Control, Access to Process Units  GISO, §5629(d)
Fire Fighting Equipment
Portable fire extinguishment and control equipment  GISO, §5629(e) 
Water, Availability   GISO, §5629(f) 
Special Extinguishing Equipment   GISO, §5629(g)  
Fired pressure vessels GISO, §5629(b)  
Flammable and combustible liquids storage  GISO, §5629(a)
Piping systems  GISO, §5629(b) 
Pressure Vessels GISO, §5629(b)
Process units, Accessible   GISO, §5629(d)
Smoking Restrictions    GISO, §5629(h) 
Tanks, Installation of  GISO, §5629(a)
Unfired pressure vessels GISO, §5629(b)
Wharves GISO, §5629(c) 
WIRE DRAWING MACHINE (Class B) See under METAL WORKING MACHINES 
WIRE ROPE, Crane Inspection     GISO, §5031(d)(2)
WIRE ROPE, used as Guard Railing, Steel Erecting CSO, §1710(l)(3)
Controlled Decking Zone instead of Guardrails CSO, §1710(n)
Custody of CSO, §1710(o)
Inspection of CSO, §1710(o)
Midrail Protection CSO, §1710(l)(4)
Net instead of Guard Railing CSO, §1710(l)(2)
Wire Rope, Guard Railing CSO, §1710(l)(3)
Used as Catenary Line, Fall Protection Tie-Off  CSO, §1710(m)(4)
Used as Catenary Line CSO, §1670(b)(2)
WIRE ROPE CLIPS, Fist Grips
Construction Hoist
Guying of Hoist CSO, §1605.6(b)
Rope Fastening, Construction Operations CSO, §1605.13
Elevators, Passenger & Freight, Prohibited Use of ElevSO, §3042(j)(1)(B)
Guard Railing, Used with Wire Rope as, Steel Erection, Specification CSO, §1710(l)(3)
General Use  GISO, §3328
Hoisting Applications
Rope Fastening, End Attachments GISO, §4981(c)
Manufacturer's Recommendations, per TSO  TSO, §8497(b), Tables 1 & 2
Marine Terminal, Slings, Bridles, Number & Spacing Clips   GISO, §3474(M)(1), Table MT-1
Mining Operation Conveyances, Hoisting Rope Attachment, Number Used  MSO, §7137
First-Class Hoists, Hoist Rope Attachment MSO, §7126(o)
Rigging, Visual Inspections     GISO, §5031(a), (b) 
Rope Fastening, Construction Operations CSO, §1605.13
Slings, Job built, Specifications of use GISO, §5045(d)(3)
Suspended Scaffolds, Securing of Wire rope with  CSO, §1665(b)
Tunneling Operations, Hoisting  TSO, §8497(b)
Manufacturer's Recommendations     TSO, §8497(b), Tables 1 & 2
WIRE ROPE LADDERS, Jacob's Ladder
Construction Operations per CSO CSO, §1603(h) & (i)
Definition In CSO CSO, §1504(F)
Petroleum Refineries, Transportation & Handling
Approval of PSO-R,T&H, §6799.1(b)
Definition In PSO, R,T&H PSO-R,T&H, §6755
Inspection & Load testing of,  In PSO, R,T&H PSO-R,T&H, §6799.1(c)
Use of Jacob's Ladder PSO-R,T&H, §6799.1(e)
Use Plan PSO-R,T&H, §6799.1(d)
Tunneling Operations per TSO, Access in Shafts & Inclines TSO, §8494(a)(1)
WIRE ROPE LINES, per PSO-D&P  PSO-D&P, §6640
Line Spoolers & Deadline Stabilizers PSO-D&P, §6688
Weight Indicators for Wire Rope Hoisting Lines PSO-D&P, §6690
WIRE ROPE SLING, Crane Inspection     GISO, §5045
WIRE ROPES & SHEAVES, per TSO  TSO, §8497
WINZES, Openings, & Raises, per MSO  MSO, §7051
WIRING AISLES TelSO, §8602(c)
WIRING METHOD, High Voltage ESO-HV, Article 7
Aboveground Wiring Method  ESO-HV, §2749.1
Application / Scope  ESO-HV, §2745.0
Braid-covered insulated conductors-open install ESO-HV, §2749.2
Conductor Bending Radius ESO-HV, §2748
Conductors of Different Systems  ESO-HV, §2746
Covers Required  ESO-HV, §2745.2
General Requirements  ESO-HV, §2745.1
Grounding ESO-HV, §2750
Inserting Conductors in Raceways  ESO-HV, §2747
Open Wiring (Bare)  ESO-HV, Article 9
Application / Scope ESO-HV, §2755
Clearances over Driveways ESO-HV, §2758
Insulators ESO-HV, §2757
Spacing Between Bare Parts / Surfaces  ESO-HV, §2756
Outdoor Wiring  ESO-HV, Article 19
Circuit Feedback ESO-HV, §2831
General Requirements ESO-HV, §2823
Insulated Conductors ESO-HV, §2830
Overhead Lines ESO-HV, §2824
Outdoor Lighting ESO-HV, §2825
Raceways Above Ground  ESO-HV, §2826
Raceways (or Ducts) Below Ground  ESO-HV, §2827
Risers ESO-HV, §2828
Terminal Enclosures ESO-HV, §2829
Over-current Devices in Grounded Conductors  ESO-HV, §2751
Temporary Wiring  ESO-HV, Article 15
Application / Scope ESO-HV, §2796
Bare Conductor Prohibition ESO-HV, §2799.3
Branch Circuits ESO-HV, §2799.2
Cord & Cable Protection ESO-HV, §2799.5
Disconnecting Means ESO-HV, §2799.4
Feeders ESO-HV, §2799.1
Guarding ESO-HV, §2798
Supports for Cords, & Cables ESO-HV, §2799.6
Time Limit ESO-HV, §2799.0
Use ESO-HV, §2797
WIRING METHODS, Low Voltage ESO-LV, Article 12
Application / Scope  ESO-LV, §2400.1
Cable Trays  ESO-LV, Article 15
Equipment Grounding Conductors ESO-LV, §2418.4
Hazardous (Classified) Locations ESO-LV, §2418.5
Industrial Establishments ESO-LV, §2418.3
Uses Not Permitted  ESO-LV, §2418.6
Wiring Methods ESO-LV, §2418.2
Covers, J-Box, etc. Required ESO-LV, §2473.2(a)
Fixture Wires  ESO-LV, Article 50
General Requirements ESO-LV, §2505.2
Over-current Protection ESO-LV, §2505.12
Uses Not Permitted ESO-LV, §2505.11
Uses Permitted ESO-LV, §2505.10
General Requirements  ESO-LV, §2400.2
Open Wiring on Insulators  ESO-LV, Article 16
Conductor Supports ESO-LV, §2420.4
Exposed Wiring, Uses Permitted ESO-LV, §2420.3
Flexible Nonmetallic Tubing ESO-LV, §2420.5
Penetrations of Walls, Floors, etc. ESO-LV, §2420.6
Protection from Physical Damage ESO-LV, §2420.7
Outdoor Wiring ESO-LV, Article 8
Application / Scope ESO-LV, §2375.1
Clearance from Buildings ESO-LV, §2375.19
Clearance from Ground ESO-LV, §2375.18
Conductors on Poles ESO-LV, §2375.7
Location of Outdoor Lamps  ESO-LV, §2375.25 
Temporary Wiring  ESO-LV, Article 13
Application / Scope ESO-LV, §2405.1
General Requirements ESO-LV, §2405.2
GFCI Protection, Construction Sites ESO-LV, §2405.4
Temporary Poles ESO-LV, §2405.3
WIRING, Hard Wiring Required    ESO-LV, §2500.8
WIRING, Exposed, Use of ESO-LV, §2420.3(a)
WIRING, Temporary     ESO-LV, §2405.1
WIRING, Unsafe    ESO-LV, §2340.1
WOBBLE SAWS, Woodworking GISO, §4323
WOOD CHIPPERS GISO, §6364
WOOD DUST, Airborne Contaminant, Exposure limit GISO, §5155, & Appx A
Listed, Permissible Exposure Limits GISO, §5155, Table AC-1
WOOD FRAMING, Structural  CSO, §1716.1
WOODEN POLE SCAFFOLDS, Heavy-Trade CSO, §1641
WOODEN POLE SCAFFOLDS, Light-Duty  CSO, §1640 
 ”          ”          ”          ”          ”          ”          ”      See also SCAFFOLDING
WOOD LADDERS See also LADDERS GISO, §3276
WOOD SHAPER & SIMILAR EQUIPMENT, Woodworking GISO, §4318.1
WOOD, Structural Frame Construction          CSO, §1716.2
WOOD, Structural Framing Systems      CSO, §1716.1
WOODWORKING MACHINES & EQUIPMENT GISO, Article 59
Definitions  GISO, §4297
General Requirements GISO, §4296
Automatic lathes  GISO, §4319
Band Knives GISO, §4310
Band Saws GISO, §4310
Belt Sanders (Class B) GISO, §4312
Boring Machines GISO, §4316
Box Shook Cut-Off Saws (California Cut-off Saws) GISO, §4304
Brush chippers GISO, §4299
California Cut-off Saws GISO, §4304
Chippers, Brush & Slash GISO, §4299
Circular Knives & Crosscut Saws (Class B) GISO, §4302
Circular Ripsaws, Manual Feed (Class B) GISO, §4300
Circular Ripsaws, Self Feeding (Class B) GISO, §4301
Circular Saw Blades & Knives, Speed of  GISO, §4322
Circular Saws, Portable Power Driven Hand Saw GISO, §4307
Combination Woodworking Machines GISO, §4320
Construction of Equipment  GISO, §4296
Cordwood Saws & Similar (Class B) GISO, §4303
Cracked Saws GISO, §4321
Crosscut Saws & Circular Knives (Class B) GISO, §4302
Cut-off saws 
Box Shook Cut-Off Saws  GISO, §4304
California Cut-off Saws GISO, §4304
Circular Saws, Portable Power Driven Hand Saw GISO, §4307
Sliding cut-off saws  GISO, §4305
Swing Cut-Off Saws  GISO, §4305
Definitions  GISO, §4297
Disc Sanders  GISO, §4313
Drum Sander  GISO, §4314
Dust Collection Systems GISO, §4324
Elbow Sanders  GISO, §4315 
Exhaust systems GISO, §4324
Guards  GISO, §4296
Hand fed planers  GISO, §4311
Hog Mills GISO, §4298
Hoods GISO, §4296
Horizontal Pull Saws (Radial Arm Saws) GISO, §4309
Inverted Swing Cut-Off Saws GISO, §4306
Jointers  GISO, §4311
Jump Saws GISO, §4306
Lathes
Automatic GISO, §4319
Rotating Knife (Automatic)  GISO, §4319
Shoe Last Lathes  GISO, §4319
Spoke Lathes GISO, §4319
Matching Machines GISO, §4318
Miter Saws GISO, §4307.1
Mortising Machines GISO, §4316
Molding Machines GISO, §4318
Planers, Hand Fed GISO, §4311
Planing Machines GISO, §4318
Portable Power Driven Circular Hand Saws GISO, §4307
Radial Arm Saws GISO, §4309
Rotating Knife Type Lathes (Automatic)  GISO, §4319
Sanders
Belt Sanders (Class B) GISO, §4312
Disc Sanders  GISO, §4313
Drum Sander  GISO, §4314
Elbow Sanders  GISO, §4315
Saws, Cracked GISO, §4321
Saws, Wobble  GISO, §4323
Shapers GISO, §4318.1
Slash chippers  GISO, §4299
Sliding cut-off saws  GISO, §4305
Speed of blades  GISO, §4322
Spoke Lathes GISO, §4319 
Shoe Last Lathes  GISO, §4319
Sticking Machines GISO, §4318
Swing Cut-Off Saws  GISO, §4305
Table Saws, Manual Feed (Class B) GISO, §4300.1
Tenoning Machines GISO, §4317
Tobacco Machines See FOOD & TOBACCO MACHINES
Underhung Swing Cut-off Saws  GISO, §4306
Underslung Saws GISO, §4306
Wobble saws, Prohibition GISO, §4323
Wood Shapers  GISO, §4318.1
WOODWORKING MACHINES, Exhaust Systems    GISO, §4324
WORK AREA, General GISO, §3273
Clean, Sanitary & Orderly GISO, §3362(a)
Dry Floor, Free form Water, Grease, Oil GISO, §3273(a)
Alternative Protection, Wet Processes  GISO, §3273(a)
Lighting, Illumination of   GISO, §3317
Work sites subject to  PSO-R,T&H, §6894 
WORK BENCHES, Lighting   GISO, §3317
WORKER PROTECTION, Safe Machinery & Equipment     GISO, §3328(a)
WORKING ALONE    GISO, §3328(a)
Worksites Subject to Ship Yard Standards SSO, §8397.6
WORKMAN LIKE MANNER, Execution of Work, Quality ESO-LV, §2340.12
WORKING AREAS   GISO, §3273
Catwalks, Size GISO, §3273(d)
Dangerous Depressions, Obstructions & Debris GISO, §3273(b)
Ditches, Pits, Excavations And Surfaces In Poor Repair, Guarding GISO, §3273(l)
Excavations, Guarding Of GISO, §3273(l)
Falling Objects, Protection From  GISO, §3273(f)
Floors, Maintained & In Good Repair  GISO, §3273(a)
Grease, Free Of, Floors And Platforms  GISO, §3273(a)
Headroom, Elevated Working Levels, Platforms, Ramps & Runways  GISO, §3273(c)
When Installed Along Inclined  GISO, §3273(d)
Impaired Clearances, Posted, Guarding GISO, §3273(m)
Lighting of Working Area   GISO, §3317 
Skylight used as Lighting   GISO, §3317(c) 
Lower Clearances, Impaired Clearances Posted, Guarding, GISO, §3273(m)
Lowering Objects  GISO, §3273(f)
Machines Or Equipment Shall Be Located And Guarded,  GISO, §3273(i)
Maintenance Of Prime Movers, Machines, Or Equipment  GISO, §3273(g)
Material Storage Areas, Maintenance Requirement GISO, §3273(b)
Mats, Grates, Cleats, On Floors And Platforms  GISO, §3273(a)
Obstructions, Floors And Platforms  GISO, §3273(a)
Obstructions, Free From GISO, §3273(b)
Oil, Free Of, Floors & Platforms, Free Of  GISO, §3273(a)
Padding Obstruction GISO, §3273(c)
Permanent Floors And Platforms GISO, §3273(a)
Pits, Guarding GISO, §3273(l)
Pits, Machinery Or Equipment  GISO, §3273(j)
Prime Movers, Machines, And Equipment, Placement & Guarding  GISO, §3273(h)
Posted & Guarding, Impaired Clearances GISO, §3273(m)
Protection from Falling Objects GISO, §3273(e)
Rail Car, Shop Transfer Car, Load Clearances  GISO, §3273(k) 
Ramp standards GISO, §3273(c)
Reduced clearances, posted, guarding, GISO, §3273(m) 
Roadways, free of dangerous depressions, obstructions GISO, §3273(b)
Roadways, maintenance Requirement GISO, §3273(b)
Roadways, Permanent GISO, §3273(b)
Shop transfer car, Equipment carriage operating on rails, load clearances, GISO, §3273(k) 
Sign Posting & Guarding of Impaired Clearances GISO, §3273(m)
Surfaces in poor repair, Guarding of GISO, §3273(l)
Walkways, free of dangerous depressions, obstructions GISO, §3273(b)
Warning of Obstruction  GISO, §3273(c)
Water, free of, floors and platforms  GISO, §3273(a)
Wet Floors  GISO, §3273(a)
WORKING NEAR HIGH VOLTAGE    ESO-HV, §2946(a)
WORKING OVER WATER, General Industry     GISO, §4405
Construction Operations CSO, §1602
WORKING PLATFORMS, & Scaffolding MSO, §7048
WORKING SURFACES, Guardrails / Toeboards, Exception TelSO, §8602(b)(1)
WORKING WAREHOUSES GISO, §3241.1 
WORKPLACE HAZARD ASSESSMENT, under IIPP  GISO, §3203(a)(4)  
WORKPLACE HAZARD ASSESSMENT, PPE Selection  GISO, §3380(f)
Employer's Written Certification GISO, §3380(f)(2)
Examples of Assessment Procedures GISO, §3380, Appx A
Personal Protective Devices, Equipment Selection GISO, §3380(f) 
Communicate to Effected Employee GISO, §3380(f)(1)(B)
Damaged/Defective PPE GISO, §3380(f)(3)
Properly Fitted PPE GISO, §3380(f)(1)(C)
Select PPE GISO, §3380(f)(1)(A)
Training  GISO, §3380(f)(4)
WORK PLATFORMS, ELEVATING, & AERIAL DEVICES
Application  GISO, §3636
Definitions GISO, §3637
Control Devices, Elevating Work Platforms GISO, §3642(d) 
Design / Factors of Safety GISO, §3639
Elevated Work Platform Equipment GISO, §3642
Emergency Stopping Device GISO, §3642(e)
Equipment Requirement, Elevating Work Platforms GISO, §3642
Factors of Safety of Design GISO, §3639
Fall Protection, Elevating Work Platforms GISO, §3642(a)
General Requirements GISO, §3638
Guardrail, Elevating Work Platforms GISO, §3642(a)
Guarding of Moving Parts GISO, §3643
High-Voltage Operations, used during ESO-HV, §2940.7(b)
Defined  ESO-HV, §2700
Inclined Surfaces, Stability on GISO, §3645
Inspection GISO, §3640
Records of GISO, §3640(d)(1)
Load limits GISO, §3648(f) 
Maintenance GISO, §3640
Manual, Instructions GISO, §3638(a)
Mobile Work Platforms GISO, §3626
Moving parts, Guarding of GISO, §3643
Operating Instructions, Aerial Devices GISO, §3648
Operating Instructions, Elevating Work Platforms GISO, §3646
Orchard Manlifts (Pruning Towers) GISO, §3641
Platforms, Pin-On GISO, §3647
Pruning Towers (Orchard Manlifts) GISO, §3641
Repair GISO, §3640
Records of GISO, §3640(d)(2)
Stability on Inclined Surfaces GISO, §3645
Surface, Level & w/out Hazardous Irregularities GISO, §3646(a)(3)
Wood framing systems  CSO, §1716.1 
Work Platforms, Mobile  GISO, §3626
WORK SPACE, Construction 
Safety Survey, Prior to Presence of Employee CSO, §1511(b)
Unsafe Place of Employment Prohibited CSO, §1511(a)
WORK SPACE, Per ESO
Access to ESO-HV, §2931
About Electrical Equipment    ESO-LV, §2340.16
Electrical railway facilities ESO-HV, §2945
Electrical utility facilities ESO-HV, §2945
Entrance ESO-HV, §2931
Substations, at ESO-LV, §2553.64
Illumination ESO-HV, §2933
Minimum depth around equipment ESO-HV, §2932
Outdoor enclosures ESO-HV, §2935
Passageway, work space not to be used as when energized parts exposed ESO-HV, §2936
Suitable space ESO-HV, §2932
Unguarded live parts, elevation ESO-HV, §2934
WORK SPACES, per MSO 
For Machine Operators, Underground MSO, §7000
WORK SPACES, per TelSO 
Aisles, Requirements TelSO, §8602(c)
Safe Work Spaces Requirement TelSO, §8602(g)
WORKSTANDS, Portable or Fixed,  Guardrail Exception GISO, §3210(b), Exception (4)
WORK STOPPAGE REQUIREMENTS, per GISO
Avalanche Blasting, During lightning storm GISO, §5245 
WORK STOPPAGE REQUIREMENTS, per MSO 
Presence of Air Contaminants MSO, §7102(c)
WORK STOPPAGE REQUIREMENTS, per TelSO 
Inclement Weather Conditions TelSO, §8602(i)
WORK STOPPAGE REQUIREMENTS, per TSO 
Presence of Air Contaminants TSO, §8424(c)
Fatality TSO, §8420(c)
WRAPPERS & SLICERS, Food Service GISO, §4548
WRECKING / DEMOLITION, per CSO
Asbestos, assessment requirement CSO, §1735(c)
   Exposure to See ASBESTOS, per CSO
Barricades CSO, §1736(f)
Bracing, Wall Stability CSO, §1735(m)
Building Demolition Requirements CSO, §1735
Chutes for waste disposal CSO, §1736,(i)
Enclosed, when Loading Trucks CSO, §1736,(b)
Design CSO, §1736,(c)
Guard Railing of Chute Openings CSO, §1736(d)
Cranes used in GISO, §4941
Debris, disposal of CSO, §1736
Demolishing Buildings      CSO, §1735
Demolition Sequence CSO, §1735(f)
Displaced materials removal from building CSO, §1735(e)
As work Progresses CSO, §1736(g)  
Disposal of Waste Material      CSO, §1736 
Barricading, When dropping debris without chute      CSO, §1736(f)
Removal as work proceeds      CSO, §1736(g)
Chute bumper/Toe Board, design and construction CSO, §1736(i)
Chute design and use CSO, §1736(b), (c)
Clogged Chute Clearing CSO, §1736(c)
Chute openings, open spaces CSO, §1736(d)
Debris removal without the use of a chute CSO, §1736(f)
Guarding/Barricading Chute Discharge End CSO, §1736(e)
Guarding Chute openings, open spaces CSO, §1736(d)
Flammable materials, storage CSO, §1736(h)
Waste material removal CSO, §1736(g)
Dust control CSO, §1735(t)
Elevators for hoisting employees CSO, §1735(r)
Engineering survey before start of Work CSO, §1734(b)
Fall Protection  CSO, §1735(k) 
Floor openings, guarding when using mechanical equipment CSO, §1735(v) 
Falling materials, protection from CSO, §1735(j)
Beams planked over CSO, §1735(s)
Floor Openings Guarding for Mechanical Equipment CSO, §1735(v)
Floor Stability CSO, §1735(f)
Floor structure safe for mechanical equipment CSO, §1735(u)
Floor Structure Safe for Mechanical Equipment CSO, §1735(u)
Glazing, Glass Wall Openings CSO, §1735(l)
Hazardous, Flammable, Explosive Materials CSO, §1735(b)
Disposal of CSO, §1736(h)
Inspections
Before Start of Work CSO, §1734(b) 
Continuing during Demolition CSO, §1735(d)(4)
Ladder requirement CSO, §1735(p)(2)
Walkways or ladders shall be provided CSO, §1735(p)(3)
Lighting requirement CSO, §1735(q)
Permit Requirement See Cal/OSHA, 341(d)(3)
Piping Dismantling, Pressure Relieving before GISO, §3329(d)
Planking, Floor Substitute CSO, §1735(o)
Safety Nets or Planking Required CSO, §1735(s)
Salvage of materials, prohibition CSO, §1735(w)  
Stability of Structure CSO, §1735(d)
Stairways to be clear for use CSO, §1735(p)
Steel Construction CSO, §1735(n)
Supervision Requirement for Demolition CSO, §1734(a)  
Survey of Structure / Building CSO, §1734(b)
Utility companies notification CSO, §1735(a)
Walking across Joists, Beams, Girders Prohibited CSO, §1735(i)
Walkways CSO, §1735(h)
Walkways or ladders shall be provided CSO, §1735(p)(3)
Wall Stability CSO, §1735(m)
Waste disposal CSO, §1736
Barricading, When dropping debris without chute      CSO, §1736(f)
Removal as work proceeds      CSO, §1736(g)
Chute bumper/Toe Board, design and construction CSO, §1736(i)
Chute design and use CSO, §1736(b), (c)
Clogged Chute Clearing CSO, §1736(c)
Chute openings, open spaces CSO, §1736(d)
Debris removal without the use of a chute CSO, §1736(f)
Guarding/Barricading Chute Discharge End CSO, §1736(e)
Guarding Chute openings, open spaces CSO, §1736(d)
Flammable materials, storage CSO, §1736(h)
Waste material removal CSO, §1736(g)
WRITTEN PLANS & PROGRAMS, General 
Aerosol Transmissible Diseases, Exposure Control Plan GISO, §5199(d)
Emergency Action Plan   GISO, §3220(a)
Fire Prevention Plan  GISO, §3221 (a)
Hazard Communication Program   GISO, §5194(e)
Hazard Program    GISO, §5194(e)(1)
Injury & Illness Prevention Program GISO, §3203
Respiratory Protection Program    GISO, §5144(f)(1)