You must install substantial spring buffers below the car and also below the counterweight. The hoisting rope must be of such length that the car platform will not be more than eight inches above the top landing when the counterweight buffer spring is fully compressed.
Wash. Admin. Code § 296-56-60191
Statutory Authority: RCW 49.17.040 and 49.17.050. 86-03-064 (Order 86-02), § 296-56-60191, filed 1/17/86; 85-01-022 (Order 84-24), § 296-56-60191, filed 12/11/84.