| Designator | PDB20 | 
| Category | Post (P) | 
| Type | Wood (D) | 
| Function | Blockout/Bracket (B) | 
| Manufacturer | Non-Proprietary | 
| FHWA Eligibility Letter | |
| Contact | Midwest Roadside Safety Facility | 
| Drawings | PDB20_20130418.pdf | 
| Other Docs | |
| Archive | |
| External Links | 
Tapered Timber Blockout for Steel Guardrail Post
    
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