Specifications_Section_01200_para_7_11_3_(REV_27-Jul-16).pdf

7.11.3 Removal and Reinstallation of Interior Weir. Raising existing exterior and interior containment dikes in containment cells B.1 and B.2 may necessitate the Contractor to remove, relocate and reinstall one or more of the existing weir systems, including the geomembrane, weir box(s) and pipeline(s). If required, the relocated weir system(s) shall conform to all weir box requirements shown on the contract plans and specifications. Should relocation of the existing weir box(s) not be required, the Contractor shall extend the existing weir discharge pipeline and geomembrane to the toe of the newly constructed slope. The Contractor shall provide all labor, equipment and materials to make the necessary modifications to the pipeline and geomembrane in accordance with the details shown on the plans. All new materials shall match and be compatible with the existing materials. Metal fabrication shall be in accordance with specification Section 05 50 13, Miscellaneous Metals Fabrication. The Contractor shall reinstall the weir systems in accordance with plans and specifications.