| Designator | SGR04a |
| System Type | Roadside Barrier (R) |
| Test Specification | NCHRP Report 350 |
| Test Level | TL-2 |
| Rail Type | W-Beam |
| Deflection Category | Semi-Rig |
| Dynamic Deflection | |
| Working Width | |
| Aesthetic | Yes |
| Width | |
| Height | 26" [660mm] < H ≤ 30" [762mm] |
| Manufacturer | Non-Proprietary |
| Drawing Status | Review Complete |
| Contact | Federal Highway Administration |
| FHWA Eligibility Letter | b64.pdf |
| Components | 2-Space W-Beam Guardrail W-Beam Back-Up Plate Wide-Flange Guardrail Post W-Beam Guardrail Blockout Class 4.6 Hex Bolt & Nut Guardrail Bolt & Recessed Nut Guardrail Bolt & Recessed Nut Class 4.6 Hex Bolt & Nut W-Beam Guardrail Blockout Wide-Flange Guardrail Post W-Beam Back-Up Plate 2-Space W-Beam Guardrail |
| Drawings | SGR04a-e_20161205final.pdf |
| Other Docs | |
| Archive | SGR04a-e_draft20141223_comments&responses.pdf sgr04a-c.doc sgr04a-c.dwg sgr04a-c.pdf sgr04a-c2.dwg |
| External Links |
Strong Post W-Beam Guardrail, Steel Posts, Steel Blockouts
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