(a) Joints for vitrified clay bell and spigot pipe shall be compression joints as defined by ASTM designation C-425. Poured joints and joints of the slip seal type will not be approved.
(b) For concrete sanitary sewer pipe flexible watertight joints conforming to ASTM designation C-443 will be required.
(c) If satisfactory materials other than clay or concrete are used for sanitary sewer pipe, the joints shall meet standards equal to the standards set forth herein for clay and concrete pipe.
(d) Manholes shall be either poured-in-place concrete or precast concrete manhole sections. Precast concrete manhole sections shall conform to ASTM designation C-478 and the joints between sections shall conform to ASTM designation C-443.
(e) Revisions of the specifications referred to herein will be accepted, provided the revisions upgrade the quality of sewer construction.
(f) Sanitary sewer specifications shall include provisions for testing the tightness of the sewer by an infiltration or exfiltration process or by any other approved process. The testing, as well as the sewer construction, must be under the direction of a qualified engineer or a competent inspector directed by an engineer.
(g) Building sewers shall be constructed in accordance with specifications equal to those indicated in this section.
(h) Sanitary sewer plans submitted for approval shall either be accompanied by separate contract specifications or sewer specifications noted on the plans.
(Ord. 73-3. Passed 4-3-73.)