Specifications include, but are not limited to: PVC to VCP Connections: ▪ 8” thru 12” pipe connections – non-shear repair couplings will be required. ▪ Greater than 12” pipe connections – Fernco couplings (concrete encased) are allowed. Private Laterals, Schedule 40 PVC to VCP Connections: ▪ 4” & 6” pipe connections - non-shear repair couplings will be required. PVC to PVC Connections: ▪ When connecting plastic pipe to plastic pipe, a gasketed plastic coupling of the same material and schedule or SDR as the pipe shall be used, for 8” diameter pipe or larger. For 4” and 6” diameter pipes, the coupling may be gasketed or solvent welded. Approved Non-Shear Couplings for 4”, 6” and 8” pipes: ▪ Cascade Couplings ▪ Shear Guard Couplings by Indiana Seal The Contractor is to supply and install additional laminated gaskets as may be needed due to variances in outside diameter of existing materials. Cost of additional gaskets shall be subsidiary to the installation of the pipe.
