30 CFR § 77.1605
Loading and haulage equipment; installations.
(a) Cab windows shall be of safety glass or equivalent, in good
condition and shall be kept clean.
(b) Mobile equipment shall be equipped with adequate brakes, and all
trucks and front-end loaders shall also be equipped with parking brakes.
(c) Positive-action type brakes shall be provided on aerial
tramways.
(d) Mobile equipment shall be provided with audible warning devices.
Lights shall be provided on both ends when required.
(e) Guard nets or other suitable protection shall be provided where
tramways pass over roadways, walkways, or buildings.
(f) Guards shall be installed to prevent swaying buckets from hitting
towers.
(g) Aerial tramway cable connections shall be designed to offer
minimum obstruction to the passage of wheels.
(h) Rocker-bottom or bottom-dump cars shall be equipped with positive
locking devices, or other suitable devices.
(i) Ramps and dumps shall be of solid construction, of ample width,
have ample clearance and headroom, and be kept reasonably free of
spillage.
(j) Chute-loading installations shall be designed so that the men
pulling chutes are not required to be in a hazardous position during loading
operations.
(k) Berms or guards shall be provided on the outer bank of elevated
roadways.
(l) Berms, bumper blocks, safety hooks, or similar means shall be
provided to prevent overtravel and overturning at dumping locations.
(m) Roadbeds, rails, joints, switches, frogs, and other elements on
railroads shall be designed, installed, and maintained in a safe manner
consistent with the speed and type of haulage.
(n) Where practicable, a minimum of 30 inches continuous clearance
from the farthest projection of moving railroad equipment shall be provided
on at least one side of the tracks; all places where it is not possible to
provide 30-inch clearance shall be marked conspicuously.
(o) Track guardrails, lead rails, and frogs shall be protected or
blocked so as to prevent a person's foot from becoming wedged.
(p) Positive-acting stop-blocks, derail devices, track skates, or
other adequate means shall be installed wherever necessary to protect persons
from runaway or moving railroad equipment.
(q) Switch throws shall be installed so as to provide adequate
clearance for switchmen.
(r) Where necessary, bumper blocks or the equivalent shall be
provided at all track dead ends.