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Rock Drilling
EJE Railway Company
EJE Railway Company Bridge No. 552
8 Drilled Shafts
10 ft. diameter
50 ft. deep
10 ft. socketed into limestone rock
Shafts installed from barge and causeway
Full length permanent casing vibrated to rock
Formulated, implemented, and monitored a mass concrete temperature control plan.
Cross Hole Sonic Log Tested each shaft.
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