Yukon-Koyukuk Census Area, Alaska bridges

Yukon-Koyukuk Census Area has 94 bridges and culverts in the National Bridge Inventory, the oldest built in 1937. 8 (9%) are rated poor. The most common type is stringer/multi-beam or girder (65%).

Bridges: 94
Good: 44%
Fair: 48%
Poor: 9%; 8 bridges
Average age: 46 yrs
Posted or closed: 15

Map of bridges in Yukon-Koyukuk Census Area

Green good, amber fair, red poor. Click a marker for details.

Search bridges in Yukon-Koyukuk Census Area

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Condition

Good44%(41)

Fair48%(45)

Poor9%(8)

When they were built

Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

Parks Highway over North Slough Tanana Riv
1,710 vehicles/day
Fair
Parks Highway over Tanana River at Nenana
1,710 vehicles/day
Fair
Parks Highway over Little Goldstream Ck
1,570 vehicles/day
Good
Parks Highway over Monderosa Overhead
1,570 vehicles/day
Good
Parks Highway over Fish Creek
1,410 vehicles/day
Fair

Longest

Dalton Highway over Yukon River
2,295 ft
Fair
Parks Highway over Tanana River at Nenana
1,307 ft
Fair
Parks Highway over North Slough Tanana Riv
617 ft
Fair
Totchaket Road over Nenana River Totchaket
444 ft
Good
Denali Park Road over Toklat River
430 ft
Fair

Oldest

Sterling L/Ophir over Yankee Creek
Built 1937
Fair
Sterling L/Ophir over California Creek
Built 1937
Poor
Sterling L/Ophir over Ganes Creek
Built 1937
Fair
Sterling L/Ophir over Takotna River
Built 1941
Poor
Sterling L/Ophir over Tatalina River
Built 1947
Fair

All bridges in Yukon-Koyukuk Census Area

Busiest first · showing 1–94 of 94

Bridges in Yukon-Koyukuk Census Area
Bridge	Location	Built	Type	Length	Daily traffic	Condition
Parks Highway over North Slough Tanana Riv No. 0201	Mile Point 270.9	1967	Stringer/Multi-beam or Girder	617 ft	1,710	Fair
Parks Highway over Tanana River at Nenana No. 0202	Mile Point 270.7	1967	Truss - Thru	1,307 ft	1,710	Fair
Parks Highway over Little Goldstream Ck No. 0678	Mile Point 279.1	2021	Tee Beam	124 ft	1,570	Good
Parks Highway over Monderosa Overhead No. 1980	Mile Point 273.1	2003	Tee Beam	144 ft	1,570	Good
Parks Highway over Fish Creek No. 0722	Mile Point 261.1	1965	Stringer/Multi-beam or Girder	62 ft	1,410	Fair
Denali Park Road over Savage River No. 9830005P0000000	14.89 Miles West of Ak Ro	1983	Tee Beam	301 ft	1,300	Fair
Denali Park Road over Sanctuary River No. 9830007P0000000	22.96 Miles West of Ak Ro	1956	Stringer/Multi-beam or Girder	199 ft	1,300	Fair
Denali Park Road over Teklanika River No. 9830008P0000000	31.43 Miles West of Ak Ro	1955	Stringer/Multi-beam or Girder	334 ft	1,300	Fair
Denali Park Road over Igloo Creek No. 9830009P0000000	34.26 Miles West of Ak Ro	1966	Stringer/Multi-beam or Girder	70 ft	1,300	Fair
Denali Park Road over Igloo Creek No. 9830010P0000000	37.18 Miles West of Ak R	1956	Stringer/Multi-beam or Girder	43 ft	1,300	Fair
Elliott Highway over Globe Creek No. 1394	Mile Point 35.0	1978	Stringer/Multi-beam or Girder	36 ft	390	Good
Denali Park Road over Ghiglione Creek No. 9830011P0000000	40.19 Miles West of Ak Ro	1960	Stringer/Multi-beam or Girder	139 ft	300	Fair
Denali Park Road over East Fork Toklat River No. 9830012P0000000	43.52 Miles West of Ak Ro	1955	Stringer/Multi-beam or Girder	283 ft	300	Fair
Denali Park Road over Toklat River No. 9830013P0000000	53.33 Miles West of Ak Ro	1987	Box Beam or Girders - Single or Spread	430 ft	300	Fair
Denali Park Road over Toklat River No. 9830014P0000000	53.61 Miles West of Ak Ro	1987	Box Beam or Girders - Single or Spread	430 ft	300	Fair
Denali Park Road over Stony Creek No. 9830015P0000000	60.7 Miles West of Ak Rou	1957	Stringer/Multi-beam or Girder	108 ft	300	Fair
Elliott Highway over Tolovana River No. 0440	Mile Point 54.6	1969	Stringer/Multi-beam or Girder	115 ft	270	Fair
Elliott Highway over Tatalina River No. 1400	Mile Point 42.6	2002	Tee Beam	120 ft	270	Good
Dalton Highway over Hess Creek No. 1213	Mile Point 24.3	2024	Tee Beam	150 ft	250	Good
Elliott Highway over Livengood Creek No. 1434	Mile Point 65.3	1979	Stringer/Multi-beam or Girder	64 ft	230	Fair
Elliott Highway over Livengood Creek No. 4034	Mile Point 65.6	2002	Culvert	23 ft	230	Fair
Dalton Highway over Lost Creek No. 4093	Mile Point 5.6	1972	Culvert	22 ft	180	Good
Dalton Highway over Yukon River No. 0271	Mile Point 55.8	1975	Orthotropic	2,295 ft	140	Fair
Steese Highway over Mammoth Creek No. 0831	Mile Point 111.1	1971	Stringer/Multi-beam or Girder	47 ft	140	Fair
Steese Highway over Boulder Creek No. 0832	Mile Point 120.8	1971	Stringer/Multi-beam or Girder	52 ft	140	Good
Dalton Highway over Fish Creek No. 1255	Mile Point 113.8	1972	Stringer/Multi-beam or Girder	120 ft	140	Good
Dalton Highway over North Fork Bonanza Creek No. 1256	Mile Point 125.4	1972	Stringer/Multi-beam or Girder	120 ft	140	Good
Dalton Highway over South Fork Bonanza Creek No. 1257	Mile Point 124.3	1972	Stringer/Multi-beam or Girder	92 ft	140	Good
Dalton Highway over Prospect Creek No. 1258	Mile Point 134.7	1972	Stringer/Multi-beam or Girder	123 ft	140	Fair
Dalton Highway over Jim River No. 1 No. 1259	Mile Point 139.7	1972	Stringer/Multi-beam or Girder	123 ft	140	Good
Dalton Highway over South Fork Koyukuk River No. 1260	Mile Point 155.8	1972	Stringer/Multi-beam or Girder	423 ft	140	Fair
Dalton Highway over Mid Fork Koyukuk River 1 No. 1261	Mile Point 188.0	1972	Stringer/Multi-beam or Girder	333 ft	140	Fair
Dalton Highway over Slate Creek No. 1332	Mile Point 174.8	1972	Stringer/Multi-beam or Girder	92 ft	140	Good
Dalton Highway over No Name Creek No. 1334	Mile Point 78.8	1972	Stringer/Multi-beam or Girder	92 ft	140	Good
Dalton Highway over Minnie Creek No. 1335	Mile Point 186.7	1972	Stringer/Multi-beam or Girder	122 ft	140	Fair
Dalton Highway over Kanuti River No. 1338	Mile Point 105.5	1972	Stringer/Multi-beam or Girder	152 ft	140	Good
Dalton Highway over Jim River No. 2 No. 1436	Mile Point 140.6	1972	Stringer/Multi-beam or Girder	123 ft	140	Good
Dalton Highway over Jim River No. 3 No. 1437	Mile Point 143.7	1972	Stringer/Multi-beam or Girder	180 ft	140	Fair
Dalton Highway over Marion Creek No. 1438	Mile Point 179.4	2003	Tee Beam	102 ft	140	Good
Dalton Highway over Ft. Hamlin Hills Creek No. 1513	Mile Point 72.6	1982	Stringer/Multi-beam or Girder	41 ft	140	Fair
Dalton Highway over Douglas Creek No. 1560	Mile Point 141.3	1982	Stringer/Multi-beam or Girder	41 ft	140	Fair
Dalton Highway over Pung Creek No. 4046	Mile Point 121.0	1972	Culvert	24 ft	140	Fair
Dalton Highway over Douglas Creek No. 4047	Mile Point 141.7	1972	Culvert	27 ft	140	Fair
Elliott Highway over Hot Springs Slough No. 0272	Mile Point 145.8	1961	Truss - Thru	222 ft	130	Fair
Circle Hot Springs over Deadwood Creek No. 0819	Mile Point 38.8	1975	Stringer/Multi-beam or Girder	28 ft	120	Fair
Circle Hot Springs over Ketchum Creek No. 1234	Mile Point 5.7	1975	Stringer/Multi-beam or Girder	24 ft	120	Good
Irr:steese Highway over Birch Creek No. 0355	Mile Point 141.3	1957	Truss - Thru	355 ft	110	Fair
Irr:steese Highway over Crooked Creek No. 0431	Mile Point 122.3	1957	Truss - Thru	81 ft	110	Poor
Irr:steese Highway over Albert Creek No. 0833	Mile Point 125.5	1978	Stringer/Multi-beam or Girder	76 ft	110	Good
Dalton Highway over Mid Fork Koyukuk River 2 No. 1282	Mile Point 190.3	1972	Stringer/Multi-beam or Girder	273 ft	110	Fair
Dalton Highway over Mid Fork Koyukuk River 3 No. 1283	Mile Point 204.2	1972	Stringer/Multi-beam or Girder	152 ft	110	Fair
Dalton Highway over Mid Fork Koyukuk River 4 No. 1284	Mile Point 204.4	1972	Stringer/Multi-beam or Girder	123 ft	110	Fair
Dalton Highway over Hammond River No. 1336	Mile Point 190.0	1972	Stringer/Multi-beam or Girder	152 ft	110	Poor
Dalton Highway over Dietrich River No. 1337	Mile Point 207.0	1972	Stringer/Multi-beam or Girder	212 ft	110	Fair
Dalton Highway over Gold Creek No. 1514	Mile Point 196.6	1982	Stringer/Multi-beam or Girder	29 ft	110	Good
Dalton Highway over Nutirwik Creek No. 1515	Mile Point 228.2	1994	Stringer/Multi-beam or Girder	87 ft	110	Fair
Dalton Highway over Brockman Creek No. 4048	Mile Point 208.2	1972	Culvert	26 ft	110	Good
Old Elliott HWY over Livengood Creek No. 0229	Mile Point 1.1	2014	Tee Beam	80 ft	100	Good
Steese Highway over North Fork 12 Mile Creek No. 0275	Mile Point 80.1	1961	Stringer/Multi-beam or Girder	123 ft	100	Fair
Steese Highway over Reed Creek No. 0826	Mile Point 84.7	1971	Stringer/Multi-beam or Girder	57 ft	100	Fair
Steese Highway over Willow Creek No. 0827	Mile Point 91.4	1971	Stringer/Multi-beam or Girder	56 ft	100	Fair
Steese Highway over Bear Creek No. 0828	Mile Point 93.1	1971	Stringer/Multi-beam or Girder	47 ft	100	Good
Steese Highway over Fish Creek No. 0829	Mile Point 95.2	1971	Stringer/Multi-beam or Girder	57 ft	100	Good
Steese Highway over Ptarmigan Creek No. 1242	Mile Point 96.8	1971	Stringer/Multi-beam or Girder	116 ft	100	Good
Denali Park Road over Moose Creek No. 9830016P0000000	89.2 Miles West of Ak Rou	1986	Stringer/Multi-beam or Girder	179 ft	100	Good
Irr: Airfield RD over Gold Creek No. 0473	Mile Point 1.1	1972	Stringer/Multi-beam or Girder	31 ft	86	Poor
Elliott Highway over West Fork Tolovana River No. 0325	Mile Point 69.8	1971	Stringer/Multi-beam or Girder	200 ft	70	Good
Elliott Highway over Hutlinana Creek No. 0274	Mile Point 122.0	2004	Tee Beam	106 ft	56	Good
Ivars Road over Sucker River No. 00000000000E101	3.2 Mile E. of Fort Yukon	2017	Stringer/Multi-beam or Girder	150 ft	50	Good
Livengood Road over Livengood Creek No. 0811	Mile Point 3.9	1994	Stringer/Multi-beam or Girder	27 ft	48	Good
Irr:tanana Road over Boulder Creek No. 2297	Mile Point 15.5	2016	Tee Beam	105 ft	46	Good
Sterling L/Ophir over Tatalina River No. 0462	Mile Point 12.5	1947	Truss - Thru	61 ft	45	Fair
Sterling L/Ophir over Takotna River No. 0463	Mile Point 21.8	1941	Truss - Thru	255 ft	45	Poor
Sterling L/Ophir over Yankee Creek No. 0464	Mile Point 35.2	1937	Stringer/Multi-beam or Girder	45 ft	45	Fair
Sterling L/Ophir over California Creek No. 0466	Mile Point 37.1	1937	Stringer/Multi-beam or Girder	45 ft	45	Poor
Sterling L/Ophir over Ganes Creek No. 0467	Mile Point 37.1	1937	Truss - Thru	120 ft	45	Fair
Sterling L/Ophir over Spruce Creek No. 0485	Mile Point 42.2	1964	Stringer/Multi-beam or Girder	29 ft	45	Poor
Sterling L/Ophir over Independence Creek No. 1200	Mile Point 33.1	1969	Stringer/Multi-beam or Girder	41 ft	45	Fair
Elliott Highway over Baker Creek No. 0273	Mile Point 130.5	1998	Tee Beam	121 ft	40	Good
Wiseman Road over Wiseman Bridge No. 1547	Mile Point 2.7	1995	Truss - Thru	83 ft	40	Fair
Tofty Road over Blowback Creek No. 1541	Mile Point 9.5	2016	Tee Beam	105 ft	30	Good
Irr: Village Road over Kaltag River No. 1844	Kaltag	2004	Truss - Thru	163 ft	30	Fair
Standard Creek RD over Dunbar Creek No. 2058	Fairbanks Dnr	2000	Stringer/Multi-beam or Girder	30 ft	20	Good
Irr:airport Road over Grayling Creek No. 1298	Mile Point 0.6 Grayling	2006	Stringer/Multi-beam or Girder	149 ft	11	Good
Irr:airport Road over Shageluk Slough No. 1414	Shageluk	1978	Truss - Thru	127 ft	11	Poor
Happy Creek Road over Otter Creek No. 0461	Mile Point 7.2 Flat	1947	Stringer/Multi-beam or Girder	52 ft	10	Poor
Irr:airport Road over Mukluk Creek No. 1382	Mile Point 0.8	1956	Stringer/Multi-beam or Girder	65 ft	10	Fair
Totchaket Road over Little Nenana River No. 1557	Mile Point 0.8	2024	Stringer/Multi-beam or Girder	121 ft	10	Good
Totchaket Road over West Middle River No. 1558	Mile Point 3.1	2024	Stringer/Multi-beam or Girder	101 ft	10	Good
Totchaket Road over East Middle River No. 1559	Mile Point 2.1	2024	Stringer/Multi-beam or Girder	121 ft	10	Good
Totchaket Road over Nenana River Totchaket No. 1625	Mile Point 0.5	2019	Tee Beam	444 ft	10	Good
Eureka-Rampart RD over Boston Creek No. 2098	Mile Point 2.2	2005	Tee Beam	116 ft	10	Good
Eureka-Rampart RD over Granite Creek No. 2099	Mile Point 11.0	2005	Tee Beam	76 ft	10	Good
Totchaket Road over East Bank Slough No. 2306	Mile Point 0.4	2015	Tee Beam	50 ft	10	Good

Structure types in Yukon-Koyukuk Census Area

Stringer/Multi-beam or Girder	61	64.9%
Tee Beam	15	16.0%
Truss - Thru	10	10.6%
Culvert	5	5.3%
Box Beam or Girders - Single or Spread	2	2.1%
Orthotropic	1	1.1%