Specifications

Technical requirments

1.parts made of aluminium must be oxIdized according to standard CB*/Z92-8L

2.The maximum usable angle of this ladder is 30.

3.Finished frame work of ladder should not be changed in shape deflect.

4.Load test

when the wharf ladder is supported horizontally on both end supports and applied with a 75kg for every 2 cleats there shall be no deflect in all parts ,and also the maximum deflection in the middle of ladder shall not exceed L 75mm.

5.Gangway totally fulfills MSC.1/circ.1331 requirement.