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A traveling block is the freely moving section of a block and tackle that contains a set of pulleys or sheaves through which the drill line (wire rope) is threaded or reeved and is opposite (and under) the crown block (the stationary section).
A Chinese company bought the block across from what was then Staples Center in 2014, but it ran out of money in 2019. With construction halted, the site became a seemingly irresistible draw for ...
A crown block is the stationary section of a block and tackle that contains a set of pulleys or sheaves through which the drill line (wire rope) is threaded or reeved and is opposite and above the traveling block.
A lifting hook is usually equipped with a safety latch to prevent the disengagement of the lifting wire rope sling, chain or rope to which the load is attached. A hook may have one or more built-in pulley sheaves as a block and tackle to multiply the lifting force. Lifting hook attached to sheave suspended by wire rope from boom of crane
(Brian van der Brug / Los Angeles Times) ... At that time, 38,000 feet — roughly seven miles — of copper wire had been purloined from the 6th Street Bridge, probably fetching about $11,000, De ...
Flanked by members of the Los Angeles Police Department and Caltrans, City Council President Paul Krekorian announced that 16,000 pounds of copper wire valued at $40,000 has been recovered during ...