Culvert under a gravel road with large rocks lining the embankment, leading to water below.

CHS®

CHS™ (Culvert Headwall System) Solution is composed of a corrugated metal pipe (CMP) culvert, prefabricated flat panel headwall and metric sheeting wingwalls to create a single or multi-barrel culvert system for all types and sizes. Designing with steel headwalls can save thousands of dollars versus conventional concrete headwalls.

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CHS™ (Contech Headwall System) Solutions Protection
Contech has over 100 years of experience manufacturing corrugated metal pipe (CMP) for culverts and other drainage structures. Steel headwalls reduce the potential for scour and the undermining of a culvert during flow events, including a major storm for all types of basins.

CHS™ is composed of a corrugated metal pipe (CMP) culvert, prefabricated flat panel headwall and metric sheeting wingwalls to create a single or multi-barrel culvert system for all types and sizes. Designing with steel headwalls can save thousands of dollars versus conventional concrete headwalls.

Efficient Inlet Flow Design 
Steel headwalls can more efficiently direct flows into culvert, decreasing entrance losses when compared to other entrance conditions.

Durability 
Steel headwalls are available in hot-dip galvanized (HDG) heavy gage steel. HDG headwalls are compatible with galvanized steel, aluminized steel, and polymer coated steel pipe culverts.

Project Cost & Time Savings
CHS™ provides immediate material savings and construction savings. Crane rental is typically not required when installing steel headwalls versus heavy concrete sections. CHS™ allows for  installation in standing water. Factory made pre-fabricated steel headwalls can save weeks
of installation time versus poured in place concrete headwalls.

Technical information for this product is centrally located in the technical guides section.

View Technical Information

The Contech Advantage


Agency/Regulatory Guidance

Our team is ready to provide you with expert advice and assistance on local regulatory requirements, resulting in faster approvals.

 

Solution Development

Our engineers can review your requirements, weigh all options, and recommend the optimal solution to integrate with your site designs.

Technical Expertise

Our engineers can assist by providing product specific engineering calculations such as hydraulics, buoyancy, foundation reactions, and unit sizing.

Cost Estimates

We can quickly provide engineer’s cost
estimates to assist with your solution
selection process.

Site Specific Drawings

Our engineers can provide site-specific drawings for proposals, project meetings, and submittals, helping you be more efficient with your time.

On-site Assistance

Contractors know time is money, so we provide preconstruction meetings, delivery coordination, and on-site installation support to ensure a timely, smooth installation.