Washington 174 Spur
| Termini | WA-174 north of Grand Coulee to the Crown Point observation point of Grand Coulee Dam. |
| Length | 1.4 miles |
| "Where does it go?" | Connects the main highway to the observation area above Grand Coulee Dam. |

| EB Miles | Eastbound down | Westbound up | WB Miles | Google™ | Multiplex | Near City or Town | County |
| 0.0 |
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1.4 |
|
Crown Point Rd | Grand Coulee | Douglas | |
| 1.4 | Crown Point View Point | 0.0 |
|
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Highways of
Washington State - State Route 174
Washington
State Legislation - Route 174