Standard Culvert Plans
| LRFD - Descriptions | |
| RCB | Single Box Barrel Details |
| PWH | Single Box Parallel Headwalls |
| CBJ | Single Box Bell Joints |
| RCF, RCFB, FBJ | Single Box Flume Details |
| TWRCB | Twin Box Barrel Details |
| TWH | Twin Box Flared Headwalls |
| TWCBJ | Twin Box Bell Joints |
| TRRCB | Triple Box Barrel Details |
| TRH | Triple Box Flared Headwalls |
| TRCBJ | Triple Box Bell Joints |
| PRCB | Precast Culvert Barrel Details |
| PES | Precast End Section |
| PEP | Precast Embankment Protection Details |