Escort requirements, travel restrictions, and signage rules for oversize/overweight loads in Washington.
| Min Width | Max Width | Escorts | Position | Notes |
|---|---|---|---|---|
| 8'7" | 14'0" | 0 | — | Permit required, no escort |
| 14'1" | 20'0" | 1 | Rear | |
| 20'1" | 24'0" | 2 | Front + Rear |
| Min Height | Max Height | Escorts | Position | Notes |
|---|---|---|---|---|
| 14'1" | 14'6" | 0 | — | Permit required |
| 14'7" | 20'0" | 1 | Front |
High pole required
Height pole required |
| Min Length | Max Length | Escorts | Position | Notes |
|---|---|---|---|---|
| 75'1" | 125'0" | 0 | — | Permit required |
| 125'1" | 200'0" | 1 | Rear |
| Min Overhang | Max Overhang | Escorts | Position | Notes |
|---|---|---|---|---|
| 0'1" | 40'0" | 1 | Rear | When overhang exceeds 1/3 total length |
| Min Width | Max Width | Escorts | Position | Notes |
|---|---|---|---|---|
| 8'7" | 11'0" | 0 | — | Permit required |
| 11'1" | 16'0" | 2 | Front + Rear | 2 escorts on 2-lane |
| 16'1" | 20'0" | -1 | Case-By-Case | Case by case determination |
| Min Height | Max Height | Escorts | Position | Notes |
|---|---|---|---|---|
| 14'1" | 14'6" | 0 | — | Permit required |
| 14'7" | 20'0" | 1 | Front |
High pole required
Height pole required |
| Min Length | Max Length | Escorts | Position | Notes |
|---|---|---|---|---|
| 75'1" | 105'0" | 0 | — | Permit required |
| 105'1" | 200'0" | 1 | Rear |
| Min Overhang | Max Overhang | Escorts | Position | Notes |
|---|---|---|---|---|
| 0'1" | 40'0" | 1 | Rear | When overhang exceeds 1/3 total length |