Title 30

PART 18 SUBPART B

Subpart B - Construction and Design Requirements

• 30 U.S.C. 957, 961.
• 33 FR 4660, Mar. 19, 1968, unless otherwise noted.

30:1.0.1.2.8.2.1.1	SECTION 18.20	18.20 Quality of material, workmanship, and design.
30:1.0.1.2.8.2.1.2	SECTION 18.21	18.21 Machines equipped with powered dust collectors.
30:1.0.1.2.8.2.1.3	SECTION 18.22	18.22 Boring-type machines equipped for auxiliary face ventilation.
30:1.0.1.2.8.2.1.4	SECTION 18.23	18.23 Limitation of external surface temperatures.
30:1.0.1.2.8.2.1.5	SECTION 18.24	18.24 Electrical clearances.
30:1.0.1.2.8.2.1.6	SECTION 18.25	18.25 Combustible gases from insulating material.
30:1.0.1.2.8.2.1.7	SECTION 18.26	18.26 Static electricity.
30:1.0.1.2.8.2.1.8	SECTION 18.27	18.27 Gaskets.
30:1.0.1.2.8.2.1.9	SECTION 18.28	18.28 Devices for pressure relief, ventilation, or drainage.
30:1.0.1.2.8.2.1.10	SECTION 18.29	18.29 Access openings and covers, including unused lead-entrance holes.
30:1.0.1.2.8.2.1.11	SECTION 18.30	18.30 Windows and lenses.
30:1.0.1.2.8.2.1.12	SECTION 18.31	18.31 Enclosures - joints and fastenings.
30:1.0.1.2.8.2.1.13	SECTION 18.32	18.32 Fastenings - additional requirements.
30:1.0.1.2.8.2.1.14	SECTION 18.33	18.33 Finish of surface joints.
30:1.0.1.2.8.2.1.15	SECTION 18.34	18.34 Motors.
30:1.0.1.2.8.2.1.16	SECTION 18.35	18.35 Portable (trailing) cables and cords.
30:1.0.1.2.8.2.1.17	SECTION 18.36	18.36 Cables between machine components.
30:1.0.1.2.8.2.1.18	SECTION 18.37	18.37 Lead entrances.
30:1.0.1.2.8.2.1.19	SECTION 18.38	18.38 Leads through common walls.
30:1.0.1.2.8.2.1.20	SECTION 18.39	18.39 Hose conduit.
30:1.0.1.2.8.2.1.21	SECTION 18.40	18.40 Cable clamps and grips.
30:1.0.1.2.8.2.1.22	SECTION 18.41	18.41 Plug and receptacle-type connectors.
30:1.0.1.2.8.2.1.23	SECTION 18.42	18.42 Explosion-proof distribution boxes.
30:1.0.1.2.8.2.1.24	SECTION 18.43	18.43 Explosion-proof splice boxes.
30:1.0.1.2.8.2.1.25	SECTION 18.44	18.44 Non-intrinsically safe battery-powered equipment.
30:1.0.1.2.8.2.1.26	SECTION 18.45	18.45 Cable reels.
30:1.0.1.2.8.2.1.27	SECTION 18.46	18.46 Headlights.
30:1.0.1.2.8.2.1.28	SECTION 18.47	18.47 Voltage limitation.
30:1.0.1.2.8.2.1.29	SECTION 18.48	18.48 Circuit-interrupting devices.
30:1.0.1.2.8.2.1.30	SECTION 18.49	18.49 Connection boxes on machines.
30:1.0.1.2.8.2.1.31	SECTION 18.50	18.50 Protection against external arcs and sparks.
30:1.0.1.2.8.2.1.32	SECTION 18.51	18.51 Electrical protection of circuits and equipment.
30:1.0.1.2.8.2.1.33	SECTION 18.52	18.52 Renewal of fuses.
30:1.0.1.2.8.2.1.34	SECTION 18.53	18.53 High-voltage longwall mining systems.
30:1.0.1.2.8.2.1.35	SECTION 18.54	18.54 High-voltage continuous mining machines.

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