| Designator | SEW33a |
| System Type | W-Beam (W) |
| Functional Type | Redirective / Non-Gating |
| Test Specification | Custom Test Matrix |
| Test Level | TL-3 |
| Alignment | Flared |
| Energy Category | Energy-Absorbing |
| Median/Roadside | Roadside |
| Perm/Temp | Permanent |
| Length | Multiple |
| Width | Multiple |
| Height | 30" [762mm] < H ≤ 33" [838mm] |
| Manufacturer | Non-Proprietary |
| Contact | Center for Collision Safety and Analysis (CCSA) |
| Drawing Status | Review Complete |
| FHWA Eligibility Letter | |
| Components | 4-Space W-Beam Anchor Guardrail with Holes 4-Space W-Beam Guardrail 90 Curve with Holes 4-Space W-Beam Guardrail Straight with Holes 4-Space W-Beam Guardrail Straight with Holes & Slots 8-Space Thrie-Beam Guardrail with Holes & Slots W-Beam Spacer Guardrail with Holes Short Guardrail Anchor Bracket Eye Bolt with 2 Nuts & 2 Washers |
| Drawings | SEW33a_Drawing_20240731.pdf |
| Other Docs | |
| Archive | |
| External Links |