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This specification covers the principal dimensions and materials of chocks installed in ships to comply with the regulations of the Panama Canal. It indicates the workmanship, finish, and appearance of deck mounted chocks, along with the configuration of bulwark mounted chocks. The dimension requirements and classification of chocks are included as well.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This specification covers the principal dimensions and materials of chocks installed in ships to comply with the regulations of the Panama Canal.
1.2 Chocks can be used with either wire rope or fiber and synthetic ropes.
1.3 Chocks are for mounting directly on a deck, seat (foundation) or for mounting in a bulwark.
1.4 To meet Panama Canal Company regulations the radius of contact surfaces of lines must be 180 mm.
1.5 The values stated in SI units are to be regarded as the standard.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
A27/A27M Specification for Steel Castings, Carbon, for General Application
ANSI StandardB46.1 Surface Texture
ICS Number Code 47.020.50 (Deck and other equipment and installations)