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Subchapter 14. Petroleum Safety Orders--Drilling and Production
Article 18. Standard Type Derricks
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§6565. Ladderway Openings in Platforms.

(a) (G-2, G-3) Openings in platforms to permit the passage of men climbing the derrick ladder shall be provided as follows:

(1) The width of the openings parallel to the ladder width shall be at least twenty-two inches (22") but not more than thirty inches (30"). The ladder shall be placed midway along the width of the opening.

(2) The openings shall be clear and unobstructed to a distance of at least twenty inches (20") outward from the front of the ladder rungs or steps.

(3) There shall be a clearance of at least twenty inches (20") between platform railings and toeboards and the ladder rungs or steps.

(4) Exception: Platforms installed on G-2 derricks before June 13, 1952, and not having the clearances required in paragraphs (2) and (3) of this subsection, will be allowed a two inch (2") minus tolerance.

NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.


1. New Note filed 5-8-95; operative 6-7-95 (Register 95, No. 19).

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