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A First Water cast-in-place concrete box culvert with riprap, ready for backfill
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Self-Performed Trade

Storm Sewer & Structures

The drainage you never see, done right.

Overview

Storm sewer is buried, unforgiving work, and it is where corners get cut most often. First Water installs storm pipe of every type and size, sets precast and cast-in-place structures, and builds the inlets, manholes, and headwalls that carry water off your site and keep it managed long after the ribbon is cut.

Because the same company grading the site is installing the drainage, the structures land where the plans say and tie cleanly into the grades our own crews already cut. There is no finger-pointing between a dirt sub and a pipe sub when an invert does not line up.

What We Self-Perform

Storm Sewer & Structures scope

  • Storm Pipe Installation, All Types & Sizes
  • Precast & Cast-in-Place Structures
  • Reinforced Concrete Box Culverts & Bridges
  • Inlets, Manholes & Headwalls
  • Detention & Water Quality Structures
  • Outfalls, Tie-Ins & Riprap
First Water crew forming a cast-in-place concrete box culvert

One crew cuts the grade and sets the pipe, so the drainage matches the dirt instead of fighting it.

Formwork set for a cast-in-place drainage structure on a First Water site
Top-down view of multi-cell box culvert formwork
Rebar and formwork prepared for a cast-in-place structure

The rest of the scope

We self-perform all five, sequenced crew to crew on one schedule.

Build With Us

Have a site that needs to become a project? Send us the plans. You'll get one number, one schedule, and one accountable partner, from raw ground to final pavement. Call 405-664-6200 or reach our estimating team at estimating@fwcis.com.