top of page

Barge Drilling

MDOT M-231 at Grand River

Installed 6 Dolphins for protecting the bridge’s piers

Ottawa County, Michigan

6 ft. diameter shafts

Drill depth 130 feet

The excavation of the shafts was performed under slurry through very dense to extremely dense granular soils.

Full length permanent casing installed into each shaft. 

bottom of page