Section 296-874-20022 - Make sure portable, hook-on, and attachable ladders meet these requirements(1) You must position portable, hook-on, and attachable ladders so they do not tip the scaffold.(2) You must make sure hook-on and attachable ladders meet all of the following: (a) Specifically designed and used for that type of scaffold;(b) Have rungs that are: (ii) Not more than sixteen and three-quarters inches apart;(iii) At least eleven and one-half inches (29 cm) long;(iv) Lined up vertically between rest platforms. (3) You must position the bottom rung not more than twenty-four inches (61 cm) above the scaffold supporting level.(4) You must have rest platforms at vertical intervals not greater than twenty-four feet (7.3 m) on supported scaffolds.Wash. Admin. Code § 296-874-20022
Amended by WSR 15-23-086, Filed 11/17/2015, effective 12/18/2015Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 05-01-054, § 296-874-20022, filed 12/7/04, effective 3/1/05.