Storm Inlets
Colorado Precast Concrete offers standard CDOT and WYDOT storm inlet boxes built with blockouts to accept storm pipe. Our on staff engineering team can also design special boxes to suit your needs. Modified inlet 
structures for use in ponds or outlet structures can easily be manufactured to specification.
Click on sizes below for pdf Inlet Drawings.
CDOT
- Type 13 Valley
- Type 13 Combo
- Double Type 13 Valley
- Double Type 13 Combo
- Type C Inlet
- Type D Inlet
- 5′ Type R Inlet
- 10′ Type R Inlet
- 10′ Type R Inlet w/Sweeper (for inlets over 5′ High)
- Vane Inlet
- Double Vane Inlet
WYDOT
- Type A Inlet
