| Designator | SBD03b | 
| Material | Wood (D) | 
| Test Specification | NCHRP Report 350 | 
| Test Level | TL-2 | 
| Perm/Temp | Permanent | 
| Mounting Type | Deck | 
| Deck Type | Conventional Reinforced Concrete | 
| Aesthetic | No | 
| See-Through | No | 
| Retrofit | No | 
| Combo Traffic/Pedestrian | No | 
| Contact | Oklahoma Department of Transportation | 
| Drawing Status | No Drawing | 
| Manufacturer | Non-Proprietary | 
| FHWA Eligibility Letter | |
| Components | |
| Drawings | ok_tr3_plan.tif ok_tr3plan.tif | 
| Other Docs | ok_tr3p1.pdf ok_tr3p2.pdf | 
| Archive | |
| External Links | 
OK Timber Rail
    
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