Concrete Sewer Manholes

Sewer Manholes in accordance with ASTM C-478. Most items in-stock for immediate delivery.
  • Pre-cast Bases
  • Inverts (flow channels)
  • A-Lok and PSX Gaskets
  • Barrels, Cones, Slab Tops
  • Sealant and Steps
  • Interior and Exterior Coatings
  • Cast Iron Rings and Covers in stock
  • Frames and Grates
  • Steel Hatches—hinged, lockable
  • Bilco and Halliday Doors
Sizes
  • 48" ID shown above
  • 60", 72", 96" ID
  • Smaller sizes also available