| Designator | RWB01a-b |
| Category | Rail (R) |
| Type | W-Beam (W) |
| Function | Backup Plate (B) |
| Manufacturer | Non-Proprietary |
| FHWA Eligibility Letter | |
| Contact | |
| Drawings | RWB01a-b_20240308.pdf |
| Other Docs | |
| Archive | RWB01a-b (RE-4-76)_1979.pdf RWB01a-b_2005.pdf |
| External Links |
Longitudinal Barrier
- Strong Post W-Beam Guardrail, Steel Posts, Steel Blockouts
- Strong Post W-Beam Guardrail, Steel Posts, Steel Blockouts
- Modified Weak-Post W-Beam Guardrail, MASH TL-3
- Strong Post W-Beam Guardrail, Wood Posts, Wood or Composite Blockouts
- Culvert Mounted W-Beam Guardrail
- Non-Blocked MGS Adjacent to 3H:1V Fill Slope on Top of Wire-Faced MSE Wall
- Midwest Guardrail System MGS, 31" Non-Blocked
- Top-Mounted Weak-Post Guardrail Attached to Culvert
- Side-Mounted Weak-Post Guardrail Attached to Culvert