Duraslot Pipe Specification

Duraslot Pipe Specification.pdf

Duraslot Pipe Specification

The Duraslot® Specification gives information on 4”-36” (100-900 mm) Duraslot pipe for use in surface drain applications.

Included in the specification are pipe requirements that state 4”-10” (100-250 mm) shall meet AASHTO M252, Type S. 12”-36” (300-900 mm) Duraslot pipe shall meet AASHTO M294, Type S or ASTM F2306. The pipe will also have a Manning’s “n” value for use in design shall be 0.012.

The aluminum slot grate frame shall be manufactured from 0.063” tempered commercial aluminum meeting ASTM B209, consisting of two parallel plates separated by spacers spanning the slot on 6” centers. The grate shall be ½ - #13 galvanized steel. The grate shall have a diamond shaped opening and be ADA compliant. The flange at the bottom of the aluminum slot grate frame shall be riveted to the pipe with a minimum of two rivets per linear foot.

Duraslot fittings shall be modified from fittings, which conform to AASHTO M252, AASHTO M294 or ASTM F2306. Duraslot also meets the requirements of the Build America, Buy America (BABA) Act.

The installation of Duraslot shall be in accordance with ADS recommended installation instructions. Contact your local ADS representative for a copy of the latest installation guidelines.

The specification also has a table that show the Duraslot Standard Dimensions for drain grate length, pipe end length, slot height, pipe width with corrugation, flange length, opening width and slot width.

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