Div 03 · Concrete
Precast Concrete Box Culvert
C
County Materials Corporation · Precast Box Culvert
Precast reinforced concrete box culvert sections produced to standard state designs for highway drainage, undercrossings and underground detention.
✓ Verified 2026-08-28
Specs on this page were checked against County Materials precast box culvert flyer on 2026-08-28.
Specifications
| Span x rise range | 3 ft x 2 ft up to 20 ft x 12 ft |
| Design loading | HL-93 at 0-2 ft cover |
| Maximum fill depth | Up to 30 ft depending on span |
Certifications & Standards
Attributes — product claims, not third-party certifications
Manufacturer states compliance with AASHTO and ASTM specificationsStandard designs accepted by the Indiana Department of Transportation
Sustainability
No sustainability metrics on file for this product.