HDD Typical - Drill and Pull
Owner: Wickland Pipelines
Contractor: J-C General
Crossing: Sacramento Bypass in (Sacramento, CA)
Length: 4,450 LF (dirt formation)
Pipe Size: 12" Steel Pipe
This crossing consisted of a dense marshland and two high profile levees. Centerline maintained a straight trajectory until the 3,000' mark in which a 1,500' horizontal radius was carried to the exit point.
Owner: PG&E
Contractor: Barnard/ The HDD Company
Crossing: Canals and RR Tracks paralleling Riego Rd. (Sacramento, CA)
Length: 3 Bores - 1,880 LF, 800 LF, 800 LF (hard pan/dirt formation)
Pipe Size: 30" Steel Pipe
The 1,880 LF crossing consisted of one canal and a set of UPRR tracks while the other two bores consisted of one canal each. Tremie pipes were pulled in as well to aid in the grouting of the annular space.
Owner: Nevada Energy
Contractor: Q&D Construction
Crossing: Truckee River (Reno, NV)
Length: 1,060 LF (Boulder/cobble formation)
Pipe Size: 12" Steel Pipe
The boulders created for a slow pace to maintain accuracy during the pilot hole operations, but no variances were exceeded and target schedule was met.
Owner: Cargill Salt
Contractor: Galindo Construction
Crossing: San Francisco Bay (parallel to Dumbarton Bridge)
Length: 6,984 LF (Slipline in existing 20" steel pipe)
Pipe Size: 14" FPVC Pipe
Replacement of Cargill Salt's existing steel line via slipline.
Owner: City of Elk Grove
Contractor: Garney Construction
Crossing: Sacramento County Wastewater Plant
Length: 3,300 LF (dirt/ cobble formation)
Pipe Size: 12" FPVC Pipe
This line spanned a wetland area between two levees for the construction of a new wastewater plant.
