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Septic Tanks

Precast concrete septic tanks for the state of Idaho.

CXT Precast Concrete Nampa Idaho Septic Tanks.

Septic tanks are underground watertight containers designed to collect, store, treat, and release wastewater from residential homes or other smaller properties.

Structurally sound and watertight, precast concrete on-site wastewater systems outperform and outlast systems comprised of other materials. Our concrete tanks are designed to ensure strength and compliance with engineering specifications and environmental standards and to withstand loads that other materials cannot bear.


  • Superior strength and durability

  • Longevity

  • Cost-effectiveness

  • Resistance to weather, fire, mildew, and rust

  • Higher effluent levels than plastic septic tanks

Available sizes:

  • 1000 gallon / 1000 gallon HS-20

  • 1250 gallon / 1250 fallon HS-20

  • 1500 gallon / 1500 gallon HS-20

  • 1500 gallon (two chamber)

  • 2000 gallon / 2000 gallon HS-20

  • 4000 gallon


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  • CXT, an L.B. Foster Company
  • Idaho

Ordering and More Information

Contact a local representative today to learn more about this product.


We are L.B. Foster

We enjoy a market-leading reputation for high quality, high performance solutions in rail and infrastructure.

  • Harness the strength of our global network
  • L.B. Foster spans North America, South America, Europe, and Asia
  • Seamless global operations and efficient delivery of our products and services

When you choose to partner with L.B. Foster, you're not just selecting a vendor; you're aligning with a trusted global leader renowned for its commitment to excellence and superior performance.

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Rail Solutions

Our end-to-end critical engineering solutions fulfil an essential role in maintaining the safe and reliable operation of railroad networks around the world.

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Infrastructure Solutions

We are experts in the design, manufacture and deployment of advanced technologies that positively impact the built environment.