Div 31 · Earthwork
Round Reinforced Concrete Pipe
C
County Materials Corporation · Round RCP
Round reinforced concrete pipe for storm sewer and culvert use, supplied in gasketed sections from small residential runs up to large trunk lines.
✓ Verified 2026-08-28
Specs on this page were checked against County Materials Illinois RCP brochure on 2026-08-28.
Specifications
| Diameter range | 12 in to 144 in (Illinois product line) |
| Standard laying length | 8 ft, 7.5 ft at 84 in, 7 ft at 96 in |
| Wall types | B-wall and C-wall |
Certifications & Standards
Attributes — product claims, not third-party certifications
Manufacturer states compliance with AASHTO and ASTM specificationsManufacturer states compliance with IDOT, INDOT and MoDOT requirementsFactory-installed pre-lubricated gasket joint on most sections
Sustainability
No sustainability metrics on file for this product.