Pile Driving
Regulations concerning pile driving are as follows:
A. A supervised danger zone must be established around the
operating hammer if employees are cutting, chipping, or welding.
1600(a)
B. The hammer must be safely blocked while work is being
performed below it, except for momentary spotting.
1600(b)
C. All pressure hoses of steam or air must be secured by
1/4 in. alloy steel chain (3250 pound rated capacity) or wire
rope of equivalent strength.
1600(c)(1)
D. When used, work platforms must meet the specific requirements
of. 1600(d)
E. Leads must be provided with ladders and rings or similar
attachment points for use with an appropriate fall protection
system. 1600(f)
F. Fall protection must be provided when workers are exposed
to unguarded platforms or walkways exceeding 7 1/2 ft. in
height. 1670(a)
G. Walkways that are at least 20 in. wide must be provided
for access to all work areas.
1600(i)
H. Employees are prohibited from riding the hammer.
1600(h)
I. A driving head or a bonnet is required except when driving
sheet piling.
1600(j)
J. Adequate and accessible flotation gear (a boat, raft,
or pontoon) must be provided to protect workers who are exposed
to a drowning hazard.
1600(k)
K. The crew must use standard hand signals, and only the
loftsman may control the lowering of the hammer.
1600(m)
Exception: When an employee is aloft, the employee aloft
will signal hammer movement.
L. A hammer stop block is required.
1600(q)
M. Two steam (or air) shutoff valves are required; one must
be a quick-acting valve within reach of the hammer operator.
1600(s)
N. Rigs must be stabilized with guys or outriggers when needed.
1600(t)
O. Piles shall be unloaded in a controlled manner.
1601
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