LRFD - Standard Culvert Plans - TWC
Twin Box Bell Joints
| Model Name (English) | Description |
| TWRCB-G1-12 | Index and General Notes |
| TWCBJ 1-12 | Culvert Bell Joints, 8' Span |
| TWCBJ 2-12 | Culvert Bell Joints, 10' & 12' Spans |
| TWCBJ 3-12 | Culvert Bell Joints, All Spans |