California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 4 - General Mobile Equipment and Auxiliaries
Article 23 - Mobile Ladder Stands and Scaffolds (Towers)
Section 3624 - Mobile Tubular Welded Sectional Folding Scaffolds

(a) Units including sectional stairway and sectional ladder scaffolds shall be designed to comply with the requirements of Section 3622.

(b) An integral stairway and work platform shall be incorporated into the structure of each sectional folding stairway scaffold.

(c) An integral set of pivoting and hinged folding diagonal and horizontal braces and a detachable work platform shall be incorporated into the structure of each sectional folding ladder scaffold.

(d) Sectional folding stairway scaffolds shall be designed as medium duty scaffolds except for special base (open end) sections, which are designed for high clearance. These special base sections shall be designed as light duty scaffolds. When upper sectional folding stairway scaffolds are used with a special high clearance base, the load capacity of the entire scaffold will be reduced accordingly.

(e) Sectional folding ladder scaffolds shall be designed as light duty scaffolds including special base (open end) sections which are designed for high clearance. For certain special applications the 6-foot folding ladder scaffolds, except for special high clearance base sections, shall be designed for use as medium duty scaffolds.

(f) The width of a sectional folding stairway scaffold shall not exceed 4 1/2 feet. The maximum length of a sectional folding stairway scaffold shall not exceed 6 feet.

(g) The width of a sectional folding ladder scaffold shall not exceed 4 1/2 feet. The maximum length of a sectional folding ladder scaffold shall not exceed 6 feet 6 inches for a 6-foot long unit, 8 feet 6 inches for an 8-foot unit or 10 feet 6 inches for a 10-foot long unit.

(h) The end frames of sectional ladder and stairway scaffolds shall be designed so that the horizontal ledgers provide supports for multiple planking levels.