CONCRETE PIPE Northern Alberta Products The Northern Alberta pipe operation, located in Edmonton, supplies precast concrete manhole and catch basin material throughout the province, north of the City of Red Deer. Catch basin material in this region consists of 600 mm, 750 mm, 900 mm, and 1200 mm diameter material the details of which are highlighted in the following sections. Catch Basin Top Slab Styles PAGE 10 LAFARGE PIPE eMANUAL