Manhole Construction Specialists Built for Strength, Precision & Performance
Precast concrete products manufactured right here in California, MCS has the material you need ranging from 36” galvanized step storm drain shafting to 48”, 60”, 72” and 96″ sewer manholes. We maintain a massive inventory of the popular sizes including grade rings in 3” or 6” heights. Our custom production line can cast ArmorLok shafting to provide superior protection when your plans require. Our extensive inventory also includes cast iron rings and covers.