- Part Number:1917
- Part Number Title:Marine Terminals
- Subpart:1917 Subpart F
- Subpart Title:Terminal Facilities
- Standard Number:
- Title:Portable ladders.
- GPO Source:
Scope and applicability. This section applies to all portable ladders, including job-made ladders for temporary use, unless otherwise specified.
Standards for existing manufactured portable ladders.
Rungs shall be evenly spaced from 9 to 16½ inches (22.9 to 41.9 cm), center to center.
Width between side rails at the base of the ladder shall be at least 12 inches (30.48 cm) for ladders 10 feet (3.05 m) or less in overall length, and shall increase at least¼ inch (0.64 cm) for each additional 2 feet (0.61 m) of ladder length.
Standards for manufactured portable ladders. Portable manufactured ladders obtained after January 21, 1998 shall bear identification indicating that they meet the appropriate ladder construction requirements of the following standards:
ANSI A14.1-1990 Safety Requirements for Portable Wood Ladders
ANSI A14.2-1990 Safety Requirements for Portable Metal Ladders
ANSI A14.5-1992 Safety Requirements for Portable Reinforced Plastic Ladders
Standards for job-made portable ladders. Job-made ladders shall:
Have a minimum width between side rails of 12 inches (30.48 cm) for ladders 10 feet (3.05 m) in height. Width between rails shall increase at least¼ inch (0.64 cm) for each additional 2 feet (0.61 m) of ladder length.
Maintenance and inspection.
Broken, split or missing rungs, cleats or steps;
Ladder usage.
Metal and wire-reinforced ladders with wooden side rails shall not be used when employees on the ladder might come into contact with energized electrical conductors.
[48 FR 30909, July 5, 1983; 62 FR 40141, July 25, 1997; 65 FR 40941, June 30, 2000]