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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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