MSD Inlets & Manholes


Champion Precast Inc. manholes and inlets are manufactured to ASTM-C478 standards. All precast concrete manhole and inlet components are manufactured in a plant specifically designed for that purpose. Manhole and inlet components are available in many different sizes, shapes and configurations.

Round manhole sizes available:

42” id.     48” id.      60” id.     72” id.
96” id.     120” id.    144” id.

Inlet assemblies available:

Area Inlet                   Single Curb Inlet
2-Grate inlet              2-Grate Inlet w/side intake
3-Grate Inlet              3-Grate Inlet w/side intake
4-Grate Inlet              4-Grate Inlet w/Side Intake
Double Curb Inlet     Double Area Inlet
42” id. trapped inlet bases


MoDOT Drop Inlets & Manholes


Champion Precast Inc. has the capability to produce manholes and drop inlets that are manufactured to MoDOT standards. All precast concrete manholes and drop inlets are manufactured in a plant specifically designed for that purpose. Manhole and inlet components are available in many different sizes, shapes and configurations.

Round manhole sizes available:

48” id.      60” id.      72” id.
96” id.      120” id.    144” id.

Drop inlet sizes available:

2’ x 2’ id.     3’ x 2’ id.     3’ x 2’-6” id.    3’ x 3’ id.
4’ x 2’ id.     5’ x 2’ id.     5’ x 3’ id.         6’ x 2’ id.
6’ x 4’ id.

12”, 15”, 18” | 24” and 27”, 30” | 36” Type S headwalls


For assistance contact:
Joel Anderson, Regional Sales Manager
Cell: 314-614-0175
Office: 573-384-5855
joela@championprecast.com