Manholes
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| Item: | Download Specs (pdf): |
| 48″ WSDOT Type 1 Manhole | Isometric |
| 48″ WSDOT Type 3 Manhole | Isometric |
| 60″ WSDOT Type 1 Manhole | Isometric |
| 60″ WSDOT Type 3 Manhole | Isometric |
| 72″ WSDOT Type 2 Manhole | Isometric |
| 72″ WSDOT Type 3 Manhole | Isometric |
| 84″ WSDOT Type 3 Manhole | Isometric |
| 96″ WSDOT Type 2 Manhole | Isometric |
| 96″ WSDOT Type 3 Manhole | Isometric |
| 120″ WSDOT Type 3 Manhole | Isometric |
| 144″ WSDOT Type 3 Manhole | Isometric |
| Adjustment Rings | |
| 24″ Dia. Adjustment Rings | Isometric |
| 30″ Dia. Adjustment Rings | Isometric |
| 36″ Dia. Adjustment Rings | Isometric |
| 42″ Dia. Adjustment Rings | Isometric |