This specification describes Mitered End Sections sized 12”-60” (300 to 1500mm) for use in culvert & drainage outage applications.

The requirements for the Mitered End Sections are as follows. The invert of the pipe and the end section should be at the same elevation. Mitered End Section should be high-density polyethylene conforming with the minimum requirements of cell classification 335400C as defined and described in ASTM D3350 except that carbon black content should not exceed 4%. The 12”- 60” (300 to 1500mm) pipe material has to comply with the notched constant ligament-stress (NCLS) test as specified in Sections 9.5 and 5.1 of AASHTO M294 and ASTM F2306 respectively.

ADS Mitered End Section, manufactured in accordance with AASHTO M294 or ASTM F2306, complies with the requirements in the Build America, Buy America (BABA) Act.

Installation shall be in accordance with ASTM D2321 and ADS installation guidelines. A table is provided for nominal dimensions. The slope needed is provided based on the pipe diameter. Please refer to the table for more information. Please note that ADS recommends that the product be installed with a concrete collar/edge to support and close corrugations per DOT specifications. The Channel at the bottom of the taper must be shaped to prevent toe lift by the inlet water flow. Consult an ADS representative for more information.