Pennsylvania Code
Title 34 - LABOR AND INDUSTRY
Part I - Department of Labor and Industry
Chapter 5 - BLASTING, DEMOLITION, FIREWORKS AND EXPLOSIVES
Subchapter D - EXPLOSIVES
GENERAL PRECAUTIONS: EXPLOSIVES
Section 5.118 - Transportation, machinery and platforms

(a) Trucks or conveyors used for the transportation of loose explosive material, except smokeless powder not in the dry state or wet nitro compounds, shall be provided with either side or end rails or guards, to prevent any concentration of explosives from slipping off the truck or conveyors.

(b) Careful inspection shall be made daily by the foreman to ascertain that all machinery and equipment used in the manufacture or handling of explosives is in perfect order. If not found in such condition, it shall not be used until placed in perfect condition.

(c) All dangerous machinery and moving parts of machinery shall be guarded in accordance with Chapter 29, Subchapter C (relating to mechanical power transmission apparatus).

(d) Platforms, stairways, tanks, vats, runways, and other dangerous places shall be guarded by standard railings and toeboards as required by Chapter 47, Subchapter G (relating to railings, toeboards, open-sided floors, platforms and runways), except where there is danger of dust collecting, when toeboards shall not be used; in all such instances special permission shall be obtained from the Department. Metal shall not be used for railings and toeboards where its presence increases the danger of an explosion. No railings or toeboards shall be so installed as to interfere with safety exits.

(e) The tread of all wheels on trucks or conveyors and the rails used inside of explosives buildings shall be composed of nonsparking material.