Bridges in North Slope County, Alaska
16Total Bridges
10Good
5Fair
1Poor
North Slope County, Alaska has 16 bridges tracked in the National Bridge Inventory. Of these, 1 (6%) are rated in poor condition and 10 are rated good. The oldest bridge in North Slope County is Dalton Highway over Marx Creek, built in 1972. The longest is Dalton Highway over Atigun River No. 2 at 335.0 feet.
| Bridge | Condition | Length | Traffic | Year |
|---|---|---|---|---|
| IRR BIA RTE 002 over Unnamed Stream | Poor | 40.7 ft | 0 | 1980 |
| Dalton Highway over Trevor Creek | Fair | 28.9 ft | 130 | 1982 |
| Dalton Highway over Dan Creek | Fair | 41.0 ft | 130 | 1982 |
| Dalton Highway over Kuparuk River | Fair | 85.0 ft | 130 | 1994 |
| Dalton Highway over Marx Creek | Fair | 24.0 ft | 130 | 1972 |
| Dalton Highway over West Fork N Fk Chandalar | Fair | 40.7 ft | 110 | 1982 |
| Dalton Highway over Atigun River No. 2 | Good | 335.0 ft | 130 | 2000 |
| Dalton Highway over Atigun River No. 1 | Good | 223.1 ft | 130 | 2000 |
| Dalton Highway over Roche Moutonnee Creek | Good | 122.0 ft | 130 | 2017 |
| Dalton Highway over Holden Creek | Good | 122.0 ft | 130 | 2013 |
| Dalton Highway over Oksrukuyik Creek No. 2 | Good | 122.0 ft | 130 | 2011 |
| Dalton Highway over Oksrukuyik Creek No. 1 | Good | 37.1 ft | 130 | 2012 |
| Dalton Highway over Spike Camp Creek South | Good | 23.0 ft | 110 | 1995 |
| Dalton Highway over Spike Camp Creek North | Good | 23.0 ft | 110 | 1995 |
| Dalton Highway over Happy Valley Creek | Good | 47.9 ft | 90 | 1995 |
| Irr:main Street over Big Contact Creek | Good | 101.0 ft | 50 | 2013 |