More than one million cubic yards of sludge — mud, silt, sand, shell and other material — will be scooped from the bottom of the Baltimore Harbor over the next several months to maintain depth and berth required for the port’s shipping channels.

The U.S. Army Corps of Engineers awarded the $14.1 million contract for the work to Great Lakes Dredge and Dock of Oak Brook, Ill., last fall.

"Maintaining the shipping channels associated with Baltimore Harbor is extremely important economically to the City of Baltimore, State of Maryland, and throughout our entire region," said Baltimore District Commander Col. Ed Chamberlayne.

The material will be removed from three locations: Brewerton Angle, Craighill Angle and Ferry Bar. Brewerton Angle and Craighill Angle will be dredged to a depth of Netspor 51 feet and a width of 700 feet. Ferry Bar will be dredged to a 42-foot depth and a 600-foot width.

The roughly 500,000 cubic yards of material from Craighill Angle will be reused at the Paul S. Sarbanes Ecosystem Restoration Project at Poplar Island on the eastern side of the Chesapeake Bay.

Diageo plans to build a Guinness brewery in Baltimore County. 

Diageo plans to build a Guinness brewery in Baltimore County. 

After five robberies in four months, David Hart, the owner of Park Cafe, has decided to go cash-free. (Kim Hairston/Baltimore Sun video)

After five robberies in four months, David Hart, the owner of Park Cafe, has decided to go cash-free. (Kim Hairston/Baltimore Sun video)

The 540,000 cubic yards of material from Brewerton Angle will be placed at the Cox Creek Dredge Material Containment Facility, and the 73,000 cubic yards of material from Ferry Bar will be taken to a confined aquatic disposal cell at Masonville Cove.

Dredging will begin in the coming days, and it is expected to conclude in the spring.

cmcampbell@baltsun.com

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