(a) Concrete Encasement. Concrete encasement shall be used when required for the sanitary sewer to withstand trench loadings, when rock is encountered in the trench bottom or when the cover is less than two-and-one-half (2 ½) feet.
(b) Testing. Leakage tests are required for all sanitary sewers except building sewers. Deflection tests are required for all sewers utilizing PVC pipe.
(c) Building Sewers. Building sewers shall be constructed at no expense to the Village. Before any building sewer is constructed, a tap permit must be obtained from the Village. Installation of building sewers shall conform to applicable regulations of this and other applicable regulations of the Village. An "S " shall be stamped into the face of the curb at the location of any building sewer tap.