Consultant Engineers.
Geology and Rock Mechanics

Projects
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile
519 - DCW M Street Diversion Sewers

PROJECT TYPE

TBM Tunneling

SUB TYPE

Conventional

LOCATION

Washington , D.C.

OWNER

DC Water

GEOLOGY

Soft Ground

DIMENSIONS

1313' x 144"Ø


SUMMARY: Bradshaw recently completed installation of 1,313 linear feet of 144 inch, and 1,014 liner feet of 72 inch rib and board tunnel for 110 inch and 48 inch fiberglass reinforced sewer. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through. An Akkerman BS-120 digger shield and an Akkerman WM-60 TBM were used to excavate the tunnels. The work was in a busy urban area adjacent to the Anacostia River and a CSX Railroad. The tunnel was excavated through.

Complete Project Profile