Recommended for installations where circular or elliptical concrete pipe cannot provide adequate flow capacity. They also work well as substitutes for short span bridges and multi-barrel culverts and drains.
Sizes
Available in sizes of 6' x 3' to
12' x 14' spans
Applications
- Highway culverts
- Railroad culverts
- Short span highway bridges
- Storm drains
- Livestock, pedestrian or golf cart under crossings
- Utility tunnels
- Groundwater recharge systems
- Jacked or tunneled installations
- Underground stormwater retention structures
Application Specifications
The following specifications apply to precast concrete box sections:
- ASTM C789/AASHTO M259 - Precast reinforced concrete box section for culverts, storm drains and sewers
- ASTM C850/AASHTO M273 - Precast reinforced concrete box section for culverts, storm drains, and sewers with less than 2 feet of cover subjected to highway loadings
- ASTM PS62 - Precast concrete box sections for culverts, storm drains and sewers