Marine Corps Support Facility- Blount Island, Concrete Sill Removal, Duval County, Florida

sent to william.j.wallace@usace.army.mil to confirm attendance by your organization. DESCRIPTION OF WORK: The work of the removal of a submerged concrete sill located at the US Marine Corps Support Facility - Blount Island (MCSF-BI). The sill is heavily reinforced with rebar. The sill is located at

station 7+00 in the MCSF-BI slipway and is 32.6 feet wide by 426.5 feet long and approximately 14.5 feet deep. The concrete sill was constructed on top of rock at approximately -52 feet Mean Lower Low Water (MLLW). The crest elevation of th