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Olmstead Dam gantry crane moves concrete shells weighing about 3500 tons from their construction yard to a catamaran barge. The barge then delivers the shell to the its final location. The shells are 100 feet wide, 100 feet long, and 30 feet tall
The gantry crane can fit a 10 story building underneath it, and can lift a maximum of 5100 tons.
The catamaran barge has a maximum capacity of 4500 tons. It's 310’ wide from outside of barge hull to outside of opposite barge hull, 200’ long from bow to stern, and 115’ high from bottom of barge to top of strand jack.
It's 130’ between barge hulls, and 63’ between barge deck and underside of beams.
The gantry crane can fit a 10 story building underneath it, and can lift a maximum of 5100 tons.
The catamaran barge has a maximum capacity of 4500 tons. It's 310’ wide from outside of barge hull to outside of opposite barge hull, 200’ long from bow to stern, and 115’ high from bottom of barge to top of strand jack.
It's 130’ between barge hulls, and 63’ between barge deck and underside of beams.
▶ Watch on YouTube