(a) Excavations. All excavations under or within two (2) feet of pavement shall be backfilled with granular material in accordance with item 310 of the Ohio Department of Transportation Construction and Material Specifications, current edition. All excavations within the right of way shall be backfilled with select material and properly compacted to the satisfaction of the Service Director. Excavation widths shall not exceed the utility pipe diameter plus two (2) feet anywhere from the bottom of the excavation to one (1) foot above the utility pipe.
(b) Granular Bedding. Granular bedding for utility pipes and structures shall be size number 57 coarse aggregate in accordance with item 703 of the Ohio Department of Transportation Construction and Material Specifications, current edition, or City approved equivalent.
(c) Structural Loading. All utility pipes, structures, etc. shall be structurally sufficient to withstand all anticipated loading, dead and live. The Service Director may require that calculations indicating such structural sufficiency, prepared and sealed by a registered professional engineer, be submitted for review.
(d) Water. All watermains and appurtenances, including valves and fire hydrants, construction and materials shall be in accordance with the current standards of the Ohio Environmental Protection Agency and the American Water Works Association (AWWA) and shall also be in accordance with applicable City standards.
(1) Watermains shall be AWWA C900 polyvinyl chloride pipe or AWWA C151 ductile iron pipe (with an AWWA C104-cement-mortar lining) and shall be constructed with a minimum four (4) feet of cover. Gate valves shall be AWWA C509 and shall be Mueller Super-Seal or City approved equal. Fire hydrants shall be AWWA C502, shall be Mueller Super Centurion 200 or City approved equal and shall be painted yellow.
(2) Water services shall be AWWA C800 plastic pipe or tubing with compression type fittings, shall be rated for 250 pounds per square inch pressure and shall be constructed with a minimum four (4) feet of cover. Corporation stops, curb stops and boxes shall be AWWA C800 with compression type fittings and shall be Mueller or City approved equal.
(3) Watermains and water services shall be constructed with granular bedding from the bottom of the excavation to 12 inches above the top of the pipe. Watermains and appurtenances shall be pressure tested and leakage tested in accordance with AWWA C600 and disinfected in accordance with AWWA C651.
(e) Sanitary Sewer. All sanitary sewers and appurtenances, including manholes, pump stations and force mains, construction and materials shall be in accordance with the current standards of the Ohio Environmental Protection Agency, the Ohio Department of Transportation (ODOT), the American Society for Testing and Materials (ASTM) and the American Water Works Association (AWWA) and shall also be in accordance with applicable City standards.
(1) Sanitary sewers and sanitary sewer laterals shall be ASTM D3034 SDR 35 polyvinyl chloride pipe or City approved equal and shall be constructed with a minimum four (4) feet of cover. Sanitary sewers or sanitary sewer laterals in areas of poor soil or less than minimum cover shall be AWWA C151 ductile iron pipe or City approved equal. Sanitary sewer laterals shall be connected to sanitary sewers by wyes or tee-wyes in the sanitary sewer.
(2) Sanitary sewers and sanitary sewer laterals shall be constructed with granular bedding from a minimum of four (4) inches or one-fourth (1/4) the pipe size, whichever is greater, below the bottom of the pipe to 12 inches above the top of the pipe. Sanitary sewer grades shall be controlled by the use of a laser. Sanitary sewers and sanitary sewer laterals shall be low pressure air tested in accordance with ASTM C828.
(3) Sanitary sewer manholes shall be ODOT No. 3 manholes (standard construction drawing MH-3) except that the bottom channel shall be full pipe height, the base shall be a monolithic floor and riser, joints shall be sealed watertight with flexible and resilient joint material, pipe connections shall be sealed watertight with flexible and resilient connectors, steps shall be reinforced propylene plastic, grade rings shall be precast concrete and the frame and cover shall be gasketed and water tight. Sanitary sewer manholes shall be constructed with a minimum of six (6) inches of granular bedding. Sanitary sewer manholes shall be coated on the interior with white, heavy duty, water proofing cementious coating or City approved equal. Sanitary sewer manholes shall be vacuum tested. Such vacuum testing shall start at 10 inches of mercury vacuum and shall not drop below 9 inches of mercury vacuum during the one (1) minute test period.
(f) Storm Sewer. All storm sewers and appurtenances, including manholes and catch basins, shall be in accordance with the current standards of the American Society for Testing and Materials (ASTM) and the Ohio Department of Transportation (ODOT) and shall also be in accordance with applicable City standards.
(1) Storm sewers and storm sewer laterals shall be ASTM D3034 SDR 35 polyvinyl chloride pipe, ASTM C655 reinforced concrete pipe or City approved equal. Storm sewer laterals shall be connected to storm sewers by wye or tee-wyes or other City approved means.
(2) Storm sewers and storm sewer laterals shall be constructed with granular bedding from a minimum of four (4) inches or one-forth (1/4) the pipe size, whichever is greater, below the bottom of the pipe to 12 inches above the top of the pipe. Storm sewer grades shall be controlled by use of a laser.
(3) Storm sewer manholes shall be ODOT No. 3 manholes (standard construction drawing MH-3) except that the bottom channel shall be the full pipe height, the base shall be a monolithic floor and riser, joints shall be sealed watertight with flexible and resilient joint material, pipe connections shall be sealed watertight with flexible and resilient connectors, steps shall be reinforced propylene plastic and grade rings shall be precast concrete. Storm sewer manholes shall be constructed with a minimum of six (6) inches of granular bedding.
(4) Storm sewer catch basins in curb and gutter streets shall be in accordance with the typical curb inlet details in the appendix.
(5) Storm sewer catch basins in other areas shall be ODOT No. 2-2 A, 2- 2B, 2-3, 2-4, 2-5 or 2-6 (standard drawings CB-2-2-A and 2-2B, CB 2-3 and 2-4 and CB 2-5 and 2-6) depending on the specific installation except that the catch basins shall be precast concrete, the bottom channels shall be the full pipe height, the bases shall be monolithic floors and risers, joints shall be sealed watertight with flexible and resilient joint material, pipe connections shall be sealed watertight with flexible and resilient connectors, steps shall be provided on the grate side (spacing similar to ODOT No. 3 manhole) and shall be reinforced propylene plastic and the grate shall be bicycle safe where potentially subject to bicycle traffic.
(g) Other Drainage Facilities. All other drainage facilities, including ditches, culverts, bridges, etc., construction and materials shall be in accordance with Ohio Department of Transportation standards, current editions, except where the Service Director has approved other construction and material standards.
(h) Other Utilities. All other utilities, including telephone, gas, electrical, cable television or other facilities, construction and materials shall be in accordance with the utility company's standards except as modified in these Subdivision Regulations or by other City standards or requirements.
(Ord. 0-37-95. Passed 5-15-95.)
(Ord. 0-37-95. Passed 5-15-95.)