Trench Backfill and Restoration

Cross Valley Water District maintains a set of standard specifications and details for the construction of water and sewer facilities within the District. The details and specifications are available below in PDF format and can be downloaded individually or as the entire set of Standard Details.

Trench Backfill & Restoration Details

Standard Details for Water and Sewer

  1. CVWD Std Dtls Full Set- TRENCH BACKFILL (PDF)
  2. TBR-1 Trench Section- Pipe Bedding and Trench Backfill (PDF)
  3. TBR-2 Trench Surface Restoration (PDF)
  4. TBR-3 Unsuitable Foundation Excavation (PDF)
  5. TBR-4 Trench Dams (PDF)
  1. TBR-5 Timber Backfill Supports (PDF)
  2. TBR-6 Erosion Control Blanket (PDF)
  3. TBR-7 Zone of Influence (PDF)
  4. TBR-8 Galvanic Anode Installation (PDF)