Chapter 21. Ladders  


Section 21.1. Definitions
Section 21.2. Purpose
Section 21.3. Scope
Section 21.4. Penalty
Section 21.11. Timber defects
Section 21.12. Low density wood
Section 21.21. Wood side rails
Section 21.22. Compensation for large knots
Section 21.23. Wood steps
Section 21.24. Metal parts
Section 21.31. General
Section 21.32. Side rails
Section 21.33. Steps
Section 21.34. Fixed ladders
Section 21.35. Single or straight ladders
Section 21.36. Extension ladders
Section 21.37. Sectional ladders
Section 21.38. Trestle and extension trestle ladders
Section 21.39. Fire ladders
Section 21.40. Stepladders
Section 21.41. Trolley and side-rolling ladders
Section 21.51. Care
Section 21.52. Use
Section 21.61. Group one woods
Section 21.62. Group two woods
Section 21.63. Group three woods
Section 21.64. Group four woods
Section 21.65. Wood for ladder use
Section 21.66. Sapwood
Section 21.67. Durability
Section 21.68. Density
Section 21.69. Names
Section 21.70. Strength tests
Section 21.71. Soft maple
Section 21.72. Pecan species

Notation

Authority

   The provisions of this Chapter 21 issued under section 15 of the act of May 18, 1937 (P. L. 654, No. 174) (43 P. S. §  25-15), unless otherwise noted.

Source

   The provisions of this Chapter 21 adopted June 14, 1921, amended through March 26, 1969, unless otherwise noted.

Cross References

   This chapter cited in 34 Pa. Code §  5.36 (relating to stairs, passageways and ladders); 34 Pa. Code §  6.22 (relating to ladder jack scaffolds); 34 Pa. Code §  6.25 (relating to plasterers’ and decorators’ inside scaffolds); 34 Pa. Code §  6.30 (relating to ladders); 34 Pa. Code §  29.148 (relating to oiling and cleaning); 34 Pa. Code §  45.73 (relating to ladders); and 34 Pa. Code §  47.380 (relating to general requirements).