Concrete and Clay Pipe
706.01Nonreinforced Concrete Pipe. This pipe shall conform to the requirements of AASHTO
M 86 for the specified diameters and strength classes. Pipe shall be obtained from a manufacturer that is a current plant quality certified member of the American Concrete Pipe Association (ACPA), meeting all current ACPA requirements for this certification. A copy of the ACPA certification shall be submitted to the Engineer before delivery of the pipe.
706.02Reinforced Concrete Pipe. This pipe shall conform to the requirements of AASHTO M
170 for the specified diameters and strength classes. Unless otherwise specified, pipe wall design and use of elliptical reinforcement in circular pipe are optional. Reinforced concrete pipe being jacked shall be Class V and shall be furnished with grouting nipples spaced not more than eight feet apart. Joints for this pipe shall come equipped with steel rings and rubber gaskets conforming to ASTM C361. Elliptical pipe conforming to AASHTO M 207 shall be furnished when required on the plans. Arch pipe conforming to AASHTO M 206 shall be furnished when required on the plans. Precast reinforced concrete end sections shall have one of the following:
equivalent to the square inches per linear foot for elliptical reinforcement in circular pipe, Class II, Wall B, or
Pipe shall be obtained from a manufacturer that is a current plant quality certified member of the American Concrete Pipe Association (ACPA), meeting all current ACPA requirements for this certification. A copy of the ACPA certification shall be submitted to the Engineer before delivery of the pipe.
706.03Perforated Concrete Pipe. This pipe shall conform to the requirements of AASHTO M
175 for the specified diameters and strength classes. Unless otherwise specified, perforations shall be Type 1. Pipe shall be obtained from a manufacturer that is a current plant quality certified member of the American Concrete Pipe Association (ACPA), meeting all current ACPA requirements for this certification. A copy of the ACPA certification shall be submitted to the Engineer before delivery of the pipe.
706.04Drain Tile. This pipe shall conform to the requirements of AASHTO M 178 or M 179 for
the specified material, diameters and quality classes.
706.05Porous Concrete Pipe. This pipe shall conform to the requirements of AASHTO M 176
for the specified diameters.
Pipe shall be obtained from a manufacturer that is a current plant quality certified member of the American Concrete Pipe Association (ACPA), meeting all current ACPA requirements for this certification.
706.06 A copy of the ACPA certification shall be submitted to the Engineer before delivery of the pipe.
706.06Vitrified Clay Pipe. This pipe shall conform to the requirements of AASHTO M 65 for
the specified diameter and strength class.
706.07Coated Concrete Pipe. This pipe may be reinforced or nonreinforced per the
requirements shown on the plans for the designated diameters and strength classes, and in addition, shall be coated with asphalt mastic conforming to the requirements of AASHTO M 243. Asphalt mastic shall be uniformly applied in two coats by spray or brush to the entire designated surface to be coated, to a total thickness of 50 mils. Asphalt mastic may also be applied by trowel in one coat provided the required thickness is obtained. The first coat shall be dry to touch before the second coat is applied. The second coat shall be dry to touch before any handling or backfilling operations. The finished coat shall cover the surface to be protected evenly, without running, and without any visible holidays, bubbles, or bare spots.
Concrete and Clay Pipe in other states
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