C W & Sons installed ten 7' x 28' (I.D.) Manholes in Southwest D.C. These Manholes support four underground transmission feeders to support the new Waterfront Substation.
C W & Sons installed nine 7' x 21' (I.D.) Manholes between Allentown Rd. & Palmer Rd. in Prince Georges County in a cooperative transmission project for PEPCO and SMECO.
In Addition C W & Sons will be responsible for the installation of Thirty-Two 7' x 21' (I.D.) Manholes for PEPCO's Takoma to Sligo Project 2.