/ RDLs / ISO 15926 Part 4: Core reference data - Edition 4 / TRAVELLING BLOCK

TRAVELLING BLOCK

Class
Identifier
https://posccaesar.org/ontology/15926-4/4.0/TRAVELLING_BLOCK
Definition A <TRAVELLING BLOCK> is a <MOVABLE PULLEY BLOCK> through which the drilling line is threaded or reeved and is opposite and below the crown block.