Mullica River Bridge Widening of Garden State Parkway Port Republic, New Jersey 16 drilled shafts, 8 ft diameter, original depth of 205’. After load test results, shaft length shortened to 175’. Majority of work performed from barges. Installation process called for 8.5 ft diameter permanent casings 70 ft long driven in place using a vibratory hammer. Shaft excavation was performed under polymer slurry. 4,000 p.s.i. self consolidat

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