QC/QA - Geomembrane Installation

Geomembrane
Manufacturing

Geomembrane
Installation
Definitions / Parties
Personnel Qualifications
Meetings
Material Logistics
Earthwork
Liner Deployment
Weather Conditions
Seaming Equip. & Acces.
Hot Wedge Welding
Extrusion Fillet Welding
Unusual Conditions
Field Seam Test Procdrs.
Backfilling Anchor Trench
Geomembrane Acceptance
Break Codes for Seams (dual)
Break Codes for Seams (extr)
Installation Flow Chart
Workmanship Warranty
Installation QA Forms
• Daily Progress Rpt. (p1)
• Daily Progress Rpt. (p2)
• Subgrade Acceptance
• Trial Seam Log
• Panel Placement Log
• Seaming Record
• Seam Test Record
• Repair Log
• Destruct. Sample Log
• Cert. of Acceptance

Drainage Net &
Geocomposite Manuf.
QC & QA

14. BACKFILLING OF ANCHOR TRENCH

Unless otherwise specified, the anchor trench shall be backfilled and compacted by the earthwork contractor. Trench backfill material shall be placed and compacted according to project specifications.

Care shall be taken when backfilling the trenches to prevent any damage to the geomembrane.

15. GEOMEMBRANE ACCEPTANCE

The liner installer shall retain ownership and responsibility for the liner until installation is finished and verification of the adequacy of all field seams and repairs, including associated testing, is complete, at which time the owner shall accept the liner and assume ownership and full responsibility for it.