46 CFR §109.439
The master or person in charge shall insure that the following certificates and records for each crane are maintained on the unit:
- (a)Each certificate issued by a crane certifying authority.
- (b)Each record and original certificate, or certified copy of a certificate, or manufacturers or testing laboratories, companies or organizations for—
- (1)Loose gear;
- (2)Wire rope; and
- (3)The annealing of wrought iron gear.