Bridges in Sierra County, California

66Total Bridges

29Good

33Fair

4Poor

Bridge	Condition	Length	Traffic	Year
Railroad Avenue over East Branch Smithneck CR	Poor	30.8 ft	1,000	1987
Westside RD over South Branch Carman Crk	Poor	34.1 ft	670	1950
Westside RD over North Branch Carman Crk	Poor	61.0 ft	670	1950
Packer Lake Road over Salmon Creek	Poor	62.0 ft	200	1960
State Route 89 over Little Truckee River	Fair	169.9 ft	2,000	1982
State Route 89 over Fletcher Creek	Fair	29.9 ft	1,020	1969
Gold Lake Road over Howard Creek	Fair	42.3 ft	830	2008
State Route 49 over Howard Creek	Fair	28.9 ft	800	1964
Westside RD over Middle Branch Carman Crk	Fair	32.2 ft	670	1950
State Route 49 over North Yuba River	Fair	312.3 ft	600	1964
State Route 49 over Ladies Canyon Creek	Fair	23.0 ft	600	1932
State Route 49 over Fiddle Creek	Fair	102.7 ft	600	1958
State Route 49 over Hillside	Fair	133.9 ft	600	1980
Nevada Street over North Fork Yuba River	Fair	196.5 ft	500	1938
Wild Plum Road over North Fork Yuba River	Fair	149.3 ft	200	1963
Brandy City Road over Fiddle Creek	Fair	105.0 ft	150	1959
Main ST CR S500 over Downie River	Fair	132.5 ft	150	1986
Mountain House RD over Woodruff Creek	Fair	43.0 ft	110	1970
Mountain House RD over North Fork Yuba River	Fair	217.8 ft	100	1936
Mountain House RD over North Fork Oregon Creek	Fair	51.2 ft	75	1966
Mountian House RD over Woodruff/rock Creek	Fair	32.2 ft	75	1950
Goodyears Creek RD over Goodyears Creek	Fair	73.8 ft	50	2007
Crow City Road over North Fork Yuba River	Fair	76.8 ft	50	1963
Post Office Spur over Goodyears Creek	Fair	100.1 ft	50	1954
Jim Crow Road over San Juan Creek	Fair	40.0 ft	50	1960
Lavezzola Road over Lavezzola Creek	Fair	64.0 ft	50	1958
Fdr 524-1-2 over Haypress Creek	Fair	60.0 ft	50	1938
Fdr 39 over Cherokee Creek	Fair	49.9 ft	50	1940
Fdr 524-01 over N. Yuba River	Fair	150.3 ft	50	1963
C 843 over Middle Fk. Yuba River	Fair	102.0 ft	50	1965
Port Wine Ridge RD over Rock Creek	Fair	28.9 ft	25	1961
Port Wine Ridge RD over Rock Creek	Fair	28.9 ft	25	1961
Lemon Canyon Road over Lemon Creek	Fair	46.9 ft	25	1965
Port Wine Ridge RD over Rock Creek Tributary	Fair	23.3 ft	25	1970
Port Wine Ridge RD over Cedar Grove Ravine	Fair	27.6 ft	25	1975
Plumbago Road over Kanaka Creek	Fair	95.1 ft	20	1985
Brandy City Road over Cherokee Creek	Fair	48.9 ft	20	1940
U.s. Highway 395 over Long Valley RD	Good	68.9 ft	4,600	1976
U.s. Highway 395 over Long Valley RD	Good	70.5 ft	2,300	1976
State Route 49 over Smithneck Creek	Good	44.9 ft	1,900	1965
State Route 89 over Turner Canyon	Good	25.9 ft	1,400	1975
State Route 49 over Downie River	Good	142.1 ft	1,200	1938
State Route 49 over Goodyears Creek	Good	440.0 ft	1,200	1972
State Route 49 over Sierraville Creek	Good	34.1 ft	1,000	1962
SR 49 over Buried Drain Pipe	Good	169.9 ft	850	2017
State Route 49 over N Yuba River N Side Chnl	Good	319.9 ft	850	2021
State Route 49 over Sidehill Viaduct	Good	204.4 ft	850	2024
State Route 49 over Salmon Creek	Good	252.0 ft	800	1964
State Route 49 over N Yuba River N Side Chnl	Good	279.9 ft	680	2021
State Route 49 over N Yuba River N Side Chnl	Good	359.9 ft	680	2021
State Route 49 over N Yuba River N Side Chnl	Good	319.9 ft	680	2021
State Route 49 over Hillside	Good	346.1 ft	600	1976
State Route 49 over Hillside	Good	526.9 ft	600	1976
State Route 49 over Hillside	Good	84.6 ft	600	1981
State Route 49 over Hillside	Good	254.9 ft	600	1986
State Route 49 over Hillside	Good	173.9 ft	600	1988
Old Fibreboard RD over Little Truckee River	Good	107.9 ft	400	2014
Henness Pass Road over Little Truckee River	Good	88.6 ft	340	2002
Sierra Butte Road over Reis Ravine	Good	48.6 ft	150	2005
Salmon Lake Road over Church Creek	Good	65.0 ft	125	2023
Pearl Street over Downie River	Good	118.4 ft	100	1934
Mountain House RD over South Fork Oregon Creek	Good	34.4 ft	100	1966
Road 21n02 over Sulphur Creek	Good	29.9 ft	50	1964
Road 20n06 over Rock Creek	Good	43.0 ft	50	1983
No Data Entered over N. Yuba River	Good	84.0 ft	50	1978
Road 7-30 over Little Truckee River	Good	75.1 ft	50	1998