| Designator | SGM42 |
| System Type | Median Barrier (M) |
| Test Specification | AASHTO MASH 2016 |
| Test Level | TL-5 |
| Rail Type | Multiple |
| Deflection Category | Semi-Rig |
| Dynamic Deflection | 36" [914mm] < DD ≤ 60" [1524mm] |
| Working Width | 48" [1219mm] < WW ≤ 72" [1829mm] |
| Aesthetic | No |
| Width | 12" [305mm] < W ≤ 24" [610mm] |
| Height | H > 33" [838mm] |
| Manufacturer | ArcelorMittal USA, LLC |
| Drawing Status | In Review |
| Contact | ArcelorMittal USA, LLC |
| FHWA Eligibility Letter | B-267.pdf |
| Components | 2-Space W-Beam Guardrail 1- & 2-Space Thrie-Beam Guardrail Thrie-Beam Back-up Plate Rectangular Guardrail Plate Washer Class 4.6 Hex Bolt & Nut Guardrail Bolt & Recessed Nut |
| Drawings | SGM42_draft20160325.pdf |
| Other Docs | |
| Archive | |
| External Links |