Common use of Waterstops Clause in Contracts

Waterstops. Waterstops shall be of approved manufacture and of the pattern and the material and widths scheduled and specified and shown on the drawings. They shall comply with the tolerances specified in clause 6.1 of SABS 1200GThe waterstops shall conform to the Specifications as set out in CKS 388 for Rubber Waterstops and shall have the appropriate physical properties as set out below: Form Black Rubber Hydrostatic Head Up to 50m Tensile strength >20.7 MPa Elongation at break 500% Hardness BS degrees (IRHD) 62 to 72° All intersections between waterstops shall be pre-fabricated in the factory in accordance with the manufacturer's instructions and to approval of the Engineer. Only straight lengths of waterstop may be field-welded using the appropriate jigs and tools. Where required, waterstops shall have eyelets so that they may be tied securely to the adjacent reinforcement. Waterstops shall be centre bulb unless specified otherwise elsewhere.