Septic Tank Riser & Lid / Distribution Box / Drywell / Catch Basin

• Heights may vary slightly.

• All tanks are manufactured with 4,000 psi, 6 bag mix concrete with .45 water / cement ratio and Mid Range Water Reducer.
  
  
• Outer walls are 3" thick and reinforced with 3/8" rebar. Placement indicated with
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• 250 Gallon & 500 Gallon Intermediate Sections are reinforced on all 4 sides with wire mesh.
  
  
• Heavy Duty, Extra-Reinforced Tanks are available in all 3 sizes.

• Allow an extra 3" height to top thickness
  

Precast Retaining Wall

Up to 560 lbs, these precast units are designed to build gravity retaining walls (with no grid) up to 6' tall. All styles are 25 ¾" Deep with a Natural Stone Finish. Recessed Lift Anchors aid with machine lifting. Available in Natural Gray Color. Styles include corners, top blocks, half units, and key blocks. 

Download the specs for additional information.