Bridges in Napa County, California

160Total Bridges

71Good

81Fair

8Poor

Bridge	Condition	Length	Traffic	Year
State Route 29 over Nvrr Napa River Stanly	Poor	2230.0 ft	48,000	1977
State Route 29 SB over Suscol Creek	Poor	62.0 ft	32,500	1981
State Route 29 over Garnett Creek	Poor	75.8 ft	12,000	1902
Knoxv-berryessa RD over Pope Crk.(lake Berryessa	Poor	703.4 ft	3,570	1957
Deer Park Road over Napa River	Poor	175.9 ft	3,115	1966
Dry CR RD over Dry Creek	Poor	33.5 ft	2,490	1920
State Route 128 over Hopper Slough	Poor	41.0 ft	2,075	1921
Greenwood AVE over Garnett Creek	Poor	49.9 ft	162	1904
State Route 29 over American Canyon Creek	Fair	23.0 ft	48,000	1943
State Route 29 over Stanley Creek	Fair	32.2 ft	48,000	1981
State Route 29 over Dry Creek	Fair	87.6 ft	43,000	1970
Trancas St-redwood over State Route 29	Fair	194.9 ft	30,000	2003
State Route 29 NB over State RTE 121/imola AVE	Fair	88.9 ft	29,500	1961
State Route 121 over Carneros Creek	Fair	95.1 ft	27,500	1954
State Route 29 over California Drive	Fair	113.8 ft	24,900	1959
State Route 29 over Sulphur Creek	Fair	65.9 ft	24,000	1910
First Street over State Route 29	Fair	295.6 ft	23,200	1964
State Route 121 over Tulucay Creek	Fair	44.6 ft	22,850	1918
Soscol AVE over Napa River	Fair	178.8 ft	22,690	1980
State Route 29 SB over Napa Valley Corporate DR	Fair	138.5 ft	22,500	1981
State Route 29 NB over Napa Valley Corporate DR	Fair	138.5 ft	22,500	1981
Soscol AVE over Napa River Bypass	Fair	335.0 ft	18,241	2004
Lincoln Avenue over Napa River	Fair	263.1 ft	16,188	1956
Trancas ST over Napa River	Fair	341.9 ft	14,755	1960
California BLVD over Napa Creek	Fair	97.1 ft	13,986	1990
SR 121 WB Imola Av over Napa River	Fair	2142.4 ft	13,500	2007
SR 121 EB Imola Av over Napa River	Fair	2145.7 ft	13,500	2007
State Route 29 over Garnett Creek Branch	Fair	49.9 ft	12,000	1920
Trancas ST over Milliken Creek	Fair	99.1 ft	9,000	1973
Big Ranch Road over Salvador Overflow	Fair	69.9 ft	8,768	1988
Old Sonoma Road over State Route 29	Fair	306.8 ft	7,260	1961
Main Street over Napa Creek	Fair	55.1 ft	5,972	1860
Silverado Trail over Rector Creek	Fair	51.8 ft	5,450	1957
Lincoln Avenue over State Route 29	Fair	269.0 ft	5,259	1967
First Street over Napa CR & River Overflow	Fair	344.5 ft	5,235	2005
Silverado Trail over Dutch Henry Creek	Fair	36.4 ft	4,310	1938
Atlas Peak Road over Milliken Creek	Fair	82.0 ft	3,745	1969
Pearl ST over Napa Creek	Fair	49.9 ft	3,400	1920
Trancas ST over Milliken Creek	Fair	169.0 ft	3,000	1908
Pope ST over Napa River	Fair	176.8 ft	2,790	1894
Pope ST over Sulphur Creek	Fair	60.0 ft	2,790	1908
State Route 128 over Blossom Creek	Fair	22.3 ft	2,775	1901
Zinfandel Lane over Napa River	Fair	95.1 ft	2,600	1913
Oak Knoll AVE over Napa River Overflow	Fair	20.3 ft	2,600	1910
Yountville Cross R over Napa River	Fair	575.1 ft	2,580	1985
Dry Creek RD over Dry Creek	Fair	56.1 ft	2,490	1930
State Route 128 over Sage Creek	Fair	23.0 ft	2,125	1945
Las Amigas RD over Carneros Creek	Fair	48.9 ft	2,100	1987
State Route 128 over Napa River	Fair	129.9 ft	2,075	1981
Old Sonoma RD over Carneros Creek	Fair	35.1 ft	1,959	1896
Trower AVE over Napa Drain	Fair	33.1 ft	1,673	1970
Pope Valley RD over Duvall Creek	Fair	22.3 ft	1,658	1972
Chiles Pope Vly RD over Chiles Creek	Fair	84.6 ft	1,600	1907
Spring Mountain RD over York Creek	Fair	33.1 ft	1,500	1903
Dunaweal Lane over Napa River	Fair	102.7 ft	1,483	1965
Pope Canyon RD over Yokel Creek	Fair	21.0 ft	1,370	1989
Fourth AVE over Murphy Creek	Fair	38.4 ft	1,350	1994
Redwood Road over Redwood Creek	Fair	49.9 ft	1,221	1977
Silverado Trail over Simmons Canyon Creek	Fair	29.9 ft	1,170	1978
Pratt Avenue over Napa River	Fair	120.1 ft	1,106	1921
Hardman Avenue over Napa River Overflow	Fair	62.0 ft	1,050	1959
Hedgeside Avenue over Milliken Creek	Fair	90.9 ft	1,033	1925
Grant ST over Garnett Creek	Fair	39.0 ft	1,000	1918
Westgate Drive over Milliken Creek	Fair	80.1 ft	1,000	1966
Bale Lane over Napa River	Fair	104.0 ft	813	1937
Soda Cyn RD over Soda Creek	Fair	27.9 ft	787	1930
Chiles Pope Vly RD over Chiles Creek	Fair	44.9 ft	750	1968
Conn Valley RD over Conn Creek	Fair	37.1 ft	740	1920
Lodi Lane over Napa River	Fair	104.0 ft	682	1930
Redwood Road over Redwood Creek	Fair	67.9 ft	673	1989
Myrtledale RD over Napa River	Fair	24.0 ft	671	1930
Knoxv-berryessa RD over Putah Crk(lk Berryessa)	Fair	818.6 ft	530	1957
Pope Canyon Road over Pope Creek	Fair	230.0 ft	485	1986
Oakville Cross RD over Conn Creek	Fair	113.8 ft	483	1967
Spring Mountain RD over Hillside	Fair	61.0 ft	450	2009
Berryessa-knoxvlle over Eticuera Creek	Fair	53.1 ft	370	1920
Skellenger Lane over Conn Creek	Fair	84.0 ft	306	1930
Butts Canyon RD over James Creek	Fair	122.0 ft	245	1986
Crystal Springs RD over Bell Creek	Fair	44.9 ft	209	1970
Loma Vista DR over Soda Creek	Fair	26.9 ft	189	1953
Mt Veeder RD over Dry Creek	Fair	26.2 ft	173	1930
Ragatz Lane over Napa River Overflow	Fair	40.0 ft	161	1950
Ragatz Lane over Yountville Overflow	Fair	30.8 ft	161	1940
Hardin RD over Maxwell Creek	Fair	38.1 ft	140	1909
Capell Cross RD over Capell Creek	Fair	30.8 ft	100	1955
Stage Coach Cyn RD over Butts Creek	Fair	107.3 ft	41	1970
Cook Road over Napa River	Fair	100.1 ft	40	1959
Pope Canyon Road ( over Pope Creek	Fair	44.0 ft	25	1969
Devlin Road over Nv Rr	Fair	70.9 ft	1	2012
State Route 29 over State Route 221 (soscol)	Good	139.4 ft	79,300	2024
ST RTE 29 Byway E over Craig Creek	Good	25.9 ft	43,000	1958
State Route 29 over Perfume Creek	Good	22.0 ft	43,000	1963
State Route 29 SB over Napa Creek	Good	107.9 ft	33,500	1964
State Route 29 NB over Napa Creek	Good	107.9 ft	33,500	1949
State Route 29 SB over State RTE 121/imola AVE	Good	88.3 ft	29,500	1961
SR 29 over To Kalon Creek	Good	31.5 ft	28,000	1995
State Route 121 over Huichica Creek	Good	45.9 ft	27,300	2022
State Route 121 over Tulucay Creek	Good	62.0 ft	27,000	1949
SR 29 over Bale Slough	Good	42.0 ft	26,000	1995
State Route 221 over Basalt Road	Good	34.8 ft	24,500	1944
First Street over Napa River	Good	167.0 ft	23,200	2009
State Route 29 SB over Cfnr & Paoli Loop Road	Good	213.9 ft	22,625	1979
State Route 29 NB over Cfnr & Paoli Loop Road	Good	213.9 ft	22,625	1979
State Route 29 over York Creek	Good	35.1 ft	20,000	1902
American Canyon RD over American Canyon Creek	Good	25.9 ft	16,278	1940
Jefferson Street over Napa Creek	Good	99.1 ft	15,691	1904
State Route 29 over Napa River	Good	81.0 ft	14,000	2019
Third Street over Napa River	Good	352.0 ft	12,050	2002
SR 121 over Sarco Creek	Good	48.6 ft	12,000	2018
State Route 128 over Cyrus Creek	Good	50.9 ft	9,800	1993
Petrified Forst RD over Cyrus Creek	Good	22.0 ft	9,783	1989
State Route 29 over Troutdale Creek	Good	60.0 ft	9,000	2016
Silverado Trail over Napa River Overflow	Good	58.4 ft	5,450	1930
Silverado Trail over Napa River Overflow	Good	85.6 ft	5,450	1930
Silverado Trail over No Name Creek	Good	32.2 ft	5,450	1930
Jefferson ST over Napa Drain	Good	54.8 ft	5,439	1991
Silverado Trail over Bell Canyon Creek	Good	31.2 ft	4,310	1936
Airport RD over Fagan Creek	Good	26.6 ft	3,991	1930
Wine Country AVE over Napa Drain	Good	23.0 ft	3,853	1960
Redwood Road over Redwood Creek	Good	80.1 ft	3,631	1982
State Route 128 over Capell Creek	Good	244.1 ft	3,500	2021
Devlin Road over Fagan Creek	Good	91.9 ft	3,500	2019
State Route 128 over Conn Creek	Good	134.8 ft	3,300	2020
Silverado Trail over Soda Springs Creek	Good	42.0 ft	3,211	1972
Oakville Crossroad over Napa River	Good	120.1 ft	3,000	2016
Shurtleff AVE over Tulocay CR (cayetano Cr)	Good	57.1 ft	2,836	1925
Oak Knoll AVE over Napa River	Good	128.9 ft	2,600	1922
Oak Knoll AVE over Napa River Overflow	Good	40.0 ft	2,600	1930
State Route 121 over Capell Creek	Good	63.0 ft	2,450	2014
West Pueblo AVE over Redwood Creek	Good	32.8 ft	1,915	1970
Gasser Drive over Tulocay Creek	Good	127.0 ft	1,800	2019
Peatman Dr. over Wetlands	Good	57.4 ft	1,800	2017
State Route 128 over Wragg Creek	Good	25.9 ft	1,675	1955
Solano AVE over Dry Creek	Good	86.0 ft	1,560	1970
Broadway over American Canyon Creek	Good	22.0 ft	1,500	1973
Berry Street over Napa River	Good	76.8 ft	1,500	2018
Seminary ST over Napa Creek	Good	55.1 ft	1,446	1904
Valleyview ST over Sulphur Creek	Good	54.1 ft	1,000	1981
Tall Grass Drive over Browns Valley Creek	Good	86.9 ft	1,000	2009
Oakville Cross RD over Conn Creek Overflow	Good	73.2 ft	970	1925
Mulberry ST over Hopper Creek	Good	22.0 ft	785	1970
Mount Veeder Road over Pickle Creek	Good	24.9 ft	737	2020
Duhig Road over Huichicha Creek	Good	25.9 ft	582	1930
Villa Lane over Silverado Creek	Good	62.3 ft	576	1999
Wooden Valley RD over Wooden Valley Creek	Good	65.0 ft	500	1966
Devlin Road over Soscol Creek	Good	49.9 ft	499	1981
Larkmead Lane over Napa River	Good	85.0 ft	484	1926
Larkmead Lane over Dutch Henry Creek	Good	48.9 ft	484	1910
Greenwood AVE over Napa River	Good	74.5 ft	386	2015
Berryessa-knoxvlle over Eticuera Creek	Good	24.6 ft	370	2020
Aetna Springs RD over Swartz Creek	Good	54.1 ft	346	1912
Washington ST over Dry Creek	Good	86.0 ft	343	1970
Skylark Way over Browns Valley Creek	Good	72.2 ft	300	2007
Partrick Road over Browns Valley Creek	Good	41.0 ft	300	2014
Butts Canyon RD over Fp Creek	Good	22.0 ft	240	1968
Barnett RD over Burton Creek	Good	27.9 ft	181	1930
Wooden Vly Cros RD over Suisun Creek	Good	83.0 ft	100	1930
Evey RD over Napa River	Good	35.1 ft	64	1980
Stage Coach Cyn RD over Butts Creek	Good	92.5 ft	41	1970
Meadowbrook Drive over Browns Valley Creek	Good	86.9 ft	1	2007