Precast Manufacturing Company manufactures a wide variety of precast concrete products. We have an expanded product line to include all types of pipe and fittings, cast iron frames and grates/covers, and geotextiles. In doing so, we being a concept of "One Stop Shopping", in which excavating contractors can purchase all of their products from one source.We manufacture three and four sided culverts, sanitary and storm manholes in various sizes from 48"Ø to 96"Ø, catch basins, trench drains, drywells are available in sizes 4'Ø through 10'Ø. Structures can be custom made to your specifications or purchased from stock for immediate.We also manufacture Concrete Benches, Distribution Boxes, Electric Manholes, Grade Extensions, Grease Traps, Light Pole Bases, Pull Boxes, Pump Stations, Transformer Pads, Water Meter Pits, Car Stops, Universal Slabs, Wing and Head Walls.