WAC 296-878-15020. Select appropriate carabiners

(1) You must use carabiners for connecting hardware or attaching boatswains' chairs, descent devices, and lifelines to anchors. (2) You must use carabiners with a minimum tensile load of five thousand pounds. (3) You must make sure carabiners are either manual or auto-locking. Note: You may secure a rope to an anchor with a knot if normal daily use of the rope will not decrease its initial breaking strength below five thousand pounds.