- 1Scope
This specification covers the general requirements of corrugated high density polyethylene drainage tubing for use in various land drainage applications.
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2Material
Pipe shall be manufactured from high density polyethylene resin, which shall meet or exceed the requirements of cell classification 324420C as defined in ASTM D3350. Resistant to a wide range of soil acidity: pH 1.25 to 14.
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3Joining Systems
The pipe shall be joined with snap, insert or split couplers.
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4Pipe Stiffness
Drainage tubing shall have minimum pipe stiffness of 210 kPa at 5% deflection when tested in accordance when tested in accordance with ASTM D2412.
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5Hydraulics
The following Manning's 'n' values shall be used to calculate flow. See CPPA Technical Hydraulic booklet available from Ideal Pipe or the Plastics Pipe Institute.
| I.D. mm | 50 (2") |
75 (3") |
100 (4") |
150 (6") |
200 (8") |
| 'n' | .016 | .016 | .017 | .017 | .018 |
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6Structural Design
Structural design shall conform to the industry accepted procedures found in the Corrugated Polyethylene Pipe Association's technical booklets from Ideal Pipe or the Plastics Pipe Institute.
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7Applicable Standards
ASTM F405. F667
OPSS 1840; 405
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8Options
Ideal drainage tubing is available with a variety of perforation patterns and engineered geosynthetic filters for different soil types.
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9Pipe Dimensions
Ideal drainage tubing is available in diameters from 50 mm (2") to 375 mm (15") and shipped in selective coil sizes, 50 ft. to 4000 ft. or length sections of 20 ft. Nominal pipe size is based on inside diameter of the pipe. See below:
| TILE CALCULATOR | |||||||||
| Spacing (ft.) | 20 | 30 | 33 | 40 | 45 | 50 | 55 | 60 | 66 |
| Feet/Acre | 2205 | 1470 | 1320 | 1089 | 981 | 872 | 799 | 726 | 660 |
| M/Ha | 1661 | 1107 | 994 | 820 | 739 | 657 | 602 | 547 | 497 |
