BS4079W8 Bore Spacer

Bore Spacer Design Style: Double Wall, Hybrid Type Bore Spacer

Designed to Accomodate: 2 ea. 12" & 6 ea. 3" DR11 HDPE Conduits in a 30.000 OD x .500 Wall Steel Casing (Directional Bore).

Grout Injection Method: Single End, Flush Coupled Extractable Injection Pipe or Stationary Sacrificial Grout Injection Pipe*

Design Features Include: 8 Wheels, Provision For Grout Injection Pipes, Optional Banding Saddles

*Stationary Sacrifical Grout Injection Pipes were utilized on this featured project.

 

 Photo 1: Bore Spacer Section in Steel Casing

Photo 2:  Bore Spacer Installation Path

Additional Information:

BS4079W8 Bore Spacer Installation Drawing (PDF File)

BS4079W8 Bore Spacer Test Report (PDF File)

BS4079W8 Bore Spacer Grouting Profile (PDF File)

Trenchless Technology Magazine Profile on this project (PDF File)

T&D World Magazine Profile on this project (PDF File)

BS4079W8 Bore Spacer Installation Photos (PDF File)

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