| Designator | SWT04 |
| System Type | Truck/Trailer-Mounted Attenuator (T) |
| Test Specification | AASHTO MASH 2016 |
| Test Level | TL-3 |
| Anchor Type | Truck-Mounted |
| Dynamic Deflection | Not Applicable |
| Working Width | Not Applicable |
| Width | W > 72" [1829mm] |
| Height | H > 48" [1219mm] |
| Drawing Status | Review Complete |
| Contact | VALTIR, LLC (f/k/a Trinity Highway) |
| Manufacturer | VALTIR, LLC |
| FHWA Eligibility Letter | CC-159.pdf |
| Components | |
| Drawings | SWT04_20210805.pdf |
| Other Docs | |
| Archive | |
| External Links |