Microtunneling Bradshaw Company Maryland TUNNELING SPECIALISTS SINCE 1963      
 

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  419 - Nancy Creek Pump Station Shaft

PROJECT TYPE

SUB TYPE

LOCATION

OWNER

GEOLOGY

DIMENSIONS
Shaft Work NATM/SEM Atlanta, GA City of Atlanta Soft Ground, Rock 72" Ø x 150'
SUMMARY: The City of Atlanta awarded a design-build contract to Western Summit Constructors, Inc. (WSCI) to construct a 100 mgd, 160' deep pump station at the R.M. Clayton WWTP. WSCI hired Bradshaw/Frontier Kemper JV (BFK) to design, excavate and support the shaft for the pump station. Jenny Engineering designed the shaft for BFK. The shaft was 72' in diameter by 150' feet deep after site excavation. The... Complete Project Profile

  388 - Pentagon Metro Entrance Facility

PROJECT TYPE

SUB TYPE

LOCATION

OWNER

GEOLOGY

DIMENSIONS
Shaft Work NATM/SEM Washington, DC Pentagon Renovation Office Soft Ground 34' Ø X 47'
SUMMARY: The Metro Entrance Facility was a security-driven project designed to eliminate the direct entry to the Pentagon from the Metro tunnel and provide a secure screening facility for Pentagon visitors. As part of the project, a 50' deep elevator was constructed between the existing underground station and connecting to the existing escalator passage for handicap access. Bradshaw was selected to... Complete Project Profile