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Every bridge in San Joaquin County, California

655 inventoried bridges, busiest first (page 1 of 2)

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

San Joaquin County, California, has 655 bridges in the 2025 National Bridge Inventory: 220 rated good, 372 fair, and 63 poor (as of August 20, 2026).
This index lists every one of them, busiest first, 500 per page; each links to its own condition record.

Page 1 · 2

Bridge	Built	Vehicles/day	Condition
Interstate 5 SB over Paradise Cut	1947	143,000	Fair
Interstate 5 NB over Alpine Ave	1970	124,000	Fair
Interstate 5 NB over Brookside Calaveras Riv	1968	124,000	Poor
Interstate 5 NB over Country Club Blvd	1970	124,000	Fair
Interstate 5 NB over Ebmud Aqueduct	1970	124,000	Fair
Interstate 5 NB over Michigan Ave	1970	124,000	Fair
Interstate 5 NB over Telegraph Ave	1970	124,000	Fair
Interstate 5 NB over W March Lane	1970	124,000	Fair
Interstate 5 SB over Weber Pershing Fremont	1972	113,000	Poor
Interstate 5 over Buena Vista Uc	1970	113,000	Fair
Interstate 5 over Carlton Ave	1970	113,000	Fair
Interstate 5 over Monte Diablo Ave	1970	113,000	Poor
Interstate 5 over UP RR Spur W Acacia St	1970	113,000	Good
Interstate 5 NB over Fourteen Mile Slough	1968	111,000	Good
Interstate 5 NB over W Benjamin Holt Dr	1970	111,000	Good
Interstate 5 NB over W Swain Road	1970	111,000	Good
Interstate 5 over Five Mile Slough	1970	111,000	Good
Interstate 205 over Aqueduct Service Rd	1966	106,000	Good
Interstate 205 over Delta-mendota Canal	1953	106,000	Fair
Interstate 5 SB over BNSF Ry & Amtrak	1972	87,500	Fair
Interstate 5 SB over Church Street	1972	87,500	Fair
Interstate 5 SB over French Camp Road	1971	87,500	Good
Interstate 5 SB over French Camp Slough	1971	87,500	Fair
Interstate 5 SB over State Route 4	1972	87,500	Fair
Interstate 5 over Anderson Street	1971	87,500	Fair
St Rte 99 & Ramps over Mormon Slough	1949	87,000	Good
State Route 99 SB over Lone Tree Slough	1955	85,000	Fair
Interstate 5 SB over Louise Ave	1971	84,500	Fair
Interstate 5 SB over Mathews Rd	1971	84,500	Fair
Interstate 5 SB over Roth Road	1971	84,500	Fair
State Route 99 over Stockton Diverting Canal	1949	83,000	Fair
I-5 NB & SR 120 EB over San Joaquin River	1971	80,000	Fair
Interstate 5 NB over Paradise Cut Uc	1971	80,000	Poor
Interstate 5 SB over Paradise Cut Uc	1971	80,000	Fair
Interstate 5 SB over San Joaquin River	1972	80,000	Fair
Interstate 5 SB over W120-s5 Conn Rmp & UP RR	1971	80,000	Good
State Route 4 over Crosstown Fwy Viaduct	1975	74,000	Fair
State Route 99 over Duck Creek	1956	73,000	Good
Interstate 5 NB over Paradise Cut	1969	71,500	Fair
Interstate 5 NB over W120-s5 Conn Rmp & UP RR	1971	71,500	Good
State Route 99 over Arch Road	2006	70,500	Fair
State Route 99 over Bergs Canal	1956	70,500	Fair
State Route 99 over UP RR & French Camp Road	2015	70,500	Fair
State Route 99 over State Route 120	2007	66,000	Fair
State Route 99 over Bear Creek	1963	64,000	Fair
State Route 99 over Mosher Slough	1930	64,000	Good
Interstate 5 NB over State Rte 4 (charter Wy)	1971	63,750	Fair
Interstate 5 SB over State Rte 4 (charter Wy)	1971	61,050	Fair
State Route 99 over Pixley Slough	1930	60,500	Fair
Interstate 5 NB over Weber Pershing Fremont	1972	56,500	Poor
Interstate 5 over Buena Vista Uc	1970	56,500	Fair
Interstate 5 over Carlton Ave	1970	56,500	Fair
Interstate 5 over Monte Diablo Ave	1970	56,500	Fair
State Route 99 NB over Stanislaus River	1948	53,500	Good
State Route 99 SB over Stanislaus River	1903	53,500	Fair
Interstate 205 EB over UP RR & Byron Rd	1970	53,000	Fair
Interstate 205 WB over UP RR & Byron Rd	1970	53,000	Fair
Interstate 5 NB over Shimizu Dr & Smith Canal	1968	52,500	Good
Interstate 5 SB over Shimizu Dr & Smith Canal	1968	52,500	Fair
Interstate 5 SB over Lathrop Rd	1971	50,000	Fair
Interstate 205 EB over Canal Road	1970	48,500	Fair
Interstate 205 EB over El Rancho Road	1970	48,500	Fair
Interstate 205 EB over UP RR	1970	48,500	Fair
Interstate 205 WB over Canal Road	1970	48,500	Fair
Interstate 205 WB over El Rancho Road	1970	48,500	Fair
Interstate 205 WB over UP RR	1970	48,500	Fair
Interstate 5 NB over Bear Creek	1975	48,000	Good
Interstate 5 NB over Mosher Slough	1975	48,000	Poor
Interstate 5 NB over W Hammer Lane	1970	48,000	Fair
Interstate 5 SB over Mosher Slough	1975	48,000	Fair
Interstate 5 SB over W Hammer Lane	1970	48,000	Fair
Interstate 205 WB over Macarthur Dr	1970	47,500	Good
Interstate 205 over Macarthur Dr	1970	47,500	Good
Interstate 205 over Sugar Spur RR	1970	47,500	Fair
Interstate 205 over Sugar Spur RR	1970	47,500	Fair
Interstate 205 over Tracy Blvd	1970	47,500	Good
Interstate 205 over Tracy Blvd	1970	47,500	Good
Interstate 205 over Corral Hollow Rd	1970	47,000	Good
Interstate 205 over Corral Hollow Rd	1970	47,000	Good
Interstate 205 over Grant Line Rd	1970	47,000	Fair
Interstate 205 over Grant Line Rd	1970	47,000	Fair
Route 4 WB over Wilson Way	1992	45,500	Fair
State Route 4 EB over Wilson Way	1992	45,500	Fair
SR 4 WB over Airport Way	1988	44,500	Fair
State Route 4 EB over Airport Way	1988	44,500	Fair
Interstate 5 NB over Anderson Street	1971	43,750	Fair
Interstate 5 NB over BNSF Ry & Amtrak	1972	43,750	Fair
Interstate 5 NB over Church Street	1972	43,750	Fair
Interstate 5 NB over Downing Avenue	1971	43,750	Fair
Interstate 5 NB over Eighth Street	1971	43,750	Fair
Interstate 5 NB over French Camp Road	1971	43,750	Good
Interstate 5 NB over French Camp Slough	1971	43,750	Fair
Interstate 5 NB over State Route 4	1972	43,750	Fair
Interstate 5 NB over Walker Slough	1971	43,750	Fair
Interstate 5 SB over Downing Avenue	1971	43,750	Fair
Interstate 5 SB over Walker Slough	1971	43,750	Poor
Interstate 5 NB over Hospital Road	1971	42,250	Fair
Interstate 5 NB over Lathrop Rd	1971	42,250	Fair
Interstate 5 NB over Louise Ave	1971	42,250	Fair
Interstate 5 NB over Mathews Rd	1971	42,250	Fair
Interstate 5 NB over Roth Road	1971	42,250	Fair
Interstate 5 SB over Hospital Road	1971	42,250	Fair
Interstate 5 over Eighth Street	1971	41,050	Fair
West Lane over Calaveras River	1966	41,000	Poor
West Lane over Calaveras River	1966	41,000	Poor
W4-n&s5 Connector over Lincoln UP RR BNSF Ry	1972	40,200	Poor
Interstate 5 NB over Eight Mile Rd	1975	38,500	Fair
Interstate 5 NB over Mcauliffe Rd	1975	38,500	Fair
Interstate 5 NB over State Route 12	1979	38,500	Fair
Interstate 5 NB over Thornton Road	1976	38,500	Fair
Interstate 5 SB over Bear Creek	1975	38,500	Fair
Interstate 5 SB over Eight Mile Rd	1975	38,500	Fair
Interstate 5 SB over Mcauliffe Rd	1975	38,500	Fair
Interstate 5 SB over State Route 12	1979	38,500	Fair
Interstate 5 SB over Thornton Road	1976	38,500	Fair
SR 120 EB over Guthmiller Road	1980	37,500	Fair
SR 120 EB over Mckinley Ave	1980	37,500	Poor
SR 120 EB over UP RR & Ace	1980	37,500	Fair
SR 120 WB over Guthmiller Road	1980	37,500	Poor
SR 120 WB over Mckinley Ave	1995	37,500	Poor
SR 120 WB over UP RR & Ace	1995	37,500	Fair
W120-s5 Connector over San Joaquin River 03	1947	37,500	Fair
N5-w4 & S5-e4 Conn over I 5 & SR4 Cons Slu 3 Sts	1972	37,450	Fair
SR 4 EB over Lincoln UP RR BNSF Ry	1972	37,000	Fair
SR 4 WB over Lincoln UP RR BNSF Ry	1972	37,000	Poor
State Route 99 NB over Calaveras River	1949	35,500	Fair
State Route 99 SB over Calaveras River	1930	35,500	Good
State Route 99 over French Camp Slough	1955	35,250	Fair
State Route 99 over Littlejohns Creek	1955	35,250	Good
E205-n5 Connector over Interstate 5	1970	32,500	Poor
El Dorado St over Calaveras River	1962	32,411	Fair
99 W Frontage Road over Bieghle Drain	1958	32,000	Fair
I5-e4 & Center over Madison Street	1972	31,200	Fair
El Dorado St over Bianchi Road	1962	31,000	Poor
99 W Frontage Road over Duck Creek	2016	30,000	Good
Pershing Ave over Calaveras River	1959	29,900	Fair
State Route 99 NB over Mokelumne Ri Frontage R	1930	29,500	Poor
State Route 99 NB over Route 12 - Kettleman Ln	1963	29,500	Good
State Route 99 NB over South Channel Dry Creek	1955	29,500	Fair
State Route 99 SB over Mokelumne Ri Frontage R	1957	29,500	Fair
State Route 99 SB over Route 12 - Kettleman Ln	1963	29,500	Good
State Route 99 SB over South Channel Dry Creek	1938	29,500	Fair
Pershing Ave over Smith Canal	1952	29,100	Fair
Interstate 5 NB over Gaffery Road	1967	28,500	Good
West Lane over Mosher Slough	1966	27,300	Fair
Thornton Road over Mosher Slough	1931	26,616	Good
Interstate 5 NB over Woodbridge Road	1979	26,500	Fair
Interstate 5 SB over Barber Road	1979	26,500	Fair
Interstate 5 SB over Woodbridge Road	1979	26,500	Fair
Interstate 5 over Barber Road	1979	26,500	Fair
Interstate 5 over Mokelumne River	1979	26,500	Fair
Interstate 5 over Mokelumne River	1979	26,500	Fair
E120-n99 N99-w120 over State Route 99	1980	26,000	Poor
Interstate 5 NB over Beaver Slough	1979	25,000	Fair
Interstate 5 NB over Peltier Road	1979	25,000	Fair
Interstate 5 NB over Turner Road	1979	25,000	Good
Interstate 5 NB over Walnut Grove Road	1979	25,000	Fair
Interstate 5 SB over Beaver Slough	1979	25,000	Fair
Interstate 5 SB over Peltier Road	1979	25,000	Fair
Interstate 5 SB over Turner Road	1979	25,000	Fair
Interstate 5 SB over Walnut Grove Road	1979	25,000	Fair
Interstate 5 NB over Tom Paine Slough	1971	23,750	Fair
Interstate 5 SB over Tom Paine Slough	1971	23,750	Fair
Thornton Road over Bear Creek	1960	23,500	Poor
Wilson Way over Mormon Slough	1964	22,900	Good
State Route 12 over South Branch Main Canal	1944	21,900	Fair
E205-n5 Connector over Paradise Cut	1970	21,500	Good
11 St-old Rte 205 over Interstate Route 5	1971	20,967	Fair
SR 120 EB over Spreckles Road	1980	20,900	Fair
SR 120 EB over UP RR & Moffat Blvd	1980	20,900	Fair
SR 120 WB over Spreckles Road	1995	20,900	Fair
SR 120 WB over UP RR & Moffat Blvd	1995	20,900	Good
Arch Airport Road over El Dorado Street	2013	20,818	Good
Arch Airport Road over French Camp Slough	2013	20,818	Fair
Arch Airport Road over Mckinley UPRR Panatoni	2013	20,818	Fair
Arch Airport Road over UP Railroad Tracks	2013	20,818	Good
Arch Airport Road over UP Railroad Tracks	2013	20,818	Fair
State Route 88 over State Route 99 and Ramps	1961	20,550	Good
E4-n99 Connector over State Route 99	1993	20,200	Good
Jack Tone Road over State Route 99	2001	20,000	Fair
Main Street over State Route 99	2016	20,000	Good
State Route 4 over Private Access	1933	19,950	Fair
State Route 4 over San Joaquin River	1933	19,950	Fair
W120-n5 Connector over UP RR	1980	19,750	Poor
Lower Sacto Rd over Mosher Slough	1972	19,600	Poor
E&w4-s5 Connector over Church Street	1972	19,400	Fair
Mchenry Ave over Ssjid Canal	2018	18,676	Good
Pacific Ave over Calaveras River	1921	18,350	Good
Pacific Ave over Calaveras River	1952	18,350	Good
Route 12 over Farmer Access	2016	18,200	Fair
State Route 120 over So San Joaquin Irr Canal	1938	18,200	Fair
Hammer Lane over State Route 99	2007	18,000	Good
Carolyn Weston Blv over French Camp Slough	1997	16,700	Fair
Filbert St over SR 4	1992	16,500	Fair
State Route 26 over State Route 99 and Ramps	1966	16,100	Fair
Interstate 580 EB over Corral Hollow Creek	1966	16,000	Poor
Interstate 580 WB over Corral Hollow Creek	1966	16,000	Poor
N99-w4 Connector over SR 99 E4-n99 N99-e26	1993	16,000	Fair
State Route 88 over Mosher Slough	1925	15,859	Good
State Route 4 over State Route 4	2017	15,800	Fair
State Route 132 over Lone Tree Creek	1957	15,500	Good
State Route 4 over Madison Street	1972	15,500	Fair
State Route 4 over Madison Street	1972	15,500	Fair
W4-n&s5 Connector over Madison Street	1972	15,500	Fair
Eight Mile Road over UP Railroad Tracks	2013	15,100	Good
Eight Mile Road over UP Railroad Tracks	2013	15,100	Good
State Route 12 over Little Potato Slough	1991	15,000	Fair
State Route 12 over Mokelumne River	1942	15,000	Fair
State Route 88 over Mokelumne River	1954	15,000	Good
Lathrop Rd over UP RR & Ssjid Canal	2005	14,498	Fair
Lathrop Road over UPRR	2015	14,498	Good
State Route 132 over Cfnr & State Route 33	1967	14,100	Good
Eight Mile Road over Pixley Creek	1963	14,064	Fair
West Lane over Bear Creek	1966	14,064	Poor
Morada Lane over Mosher Slough	2007	13,800	Fair
Waterloo Rd over Stockton Diverting Canal	1967	13,366	Poor
West Lane over Woodbridge S Main Canal	1963	13,343	Fair
Interstate 580 EB over UP RR & Ace	1967	13,300	Poor
Interstate 580 EB over UP RR & Ace	1967	13,300	Poor
Interstate 580 EB over Valley View Rd	1966	13,300	Fair
Interstate 580 EB over Valpico Road	1966	13,300	Fair
Interstate 580 WB over UP RR & Ace	1967	13,300	Poor
Interstate 580 WB over UP RR & Ace	1967	13,300	Poor
Interstate 580 WB over Valley View Rd	1966	13,300	Fair
Interstate 580 WB over Valpico Road	1966	13,300	Fair
Interstate 580 over Hansen Road	1967	13,300	Fair
Interstate 580 over Hansen Road	1967	13,300	Fair
State Route 4 EB over Spbr & Garfield Ave	1972	13,250	Poor
State Route 4 WB over Spbr & Garfield Ave	1972	13,250	Poor
Wilson Way over Stockton Diverting Canal	1971	13,193	Good
Airport Way over North Little Johns Creek	1961	13,100	Fair
Lower Sacto Rd over Bear Creek	1963	12,932	Good
Airport Way over French Camp Slough	1968	12,716	Good
West Lane over Pixley Slough	1962	12,583	Fair
Dr Mlk Jr Blvd over Mormon Slough	1949	12,500	Good
Interstate 5 SB over UP Railroad & Farm Roads	1971	12,450	Good
Airport Way over North Branch Weber Creek	1961	12,000	Good
Main Street over SR 4	1992	12,000	Fair
Main Street-2nd St over State Rte 99 Frontage Rd	1967	12,000	Good
State Route 12 over State Route 99	1963	11,800	Good
Dr Mlk Jr Blvd over Hwy 99	2016	11,700	Good
El Dorado Street over BNSF Amtrak Hazelton Etc	1959	11,700	Good
Golden Gate Ave over Hwy 99	2016	11,700	Fair
Interstate 5 NB over California Aqueduct	1966	11,400	Fair
Interstate 5 NB over Cfnr & State Route 33	1971	11,400	Fair
Interstate 5 NB over Delta-mendota Canal	1971	11,400	Poor
Interstate 5 NB over State Route 132	1971	11,400	Fair
Interstate 5 SB over California Aqueduct	1966	11,400	Poor
Interstate 5 SB over Cfnr & State Route 33	1971	11,400	Fair
Interstate 5 SB over Delta-mendota Canal	1971	11,400	Poor
Interstate 5 SB over State Route 132	1971	11,400	Fair
Interstate Rte 5 N over Hospital Creek	1971	11,400	Fair
Interstate Rte 5 S over Hospital Creek	1971	11,400	Fair
Stagecoach Road over Duck Creek	1972	11,300	Fair
Lower Sac Rd over Pixley Slough	1926	11,122	Fair
Lower Sacramento R over Winedraw Slough	1957	11,122	Fair
Interstate 5 NB over UP Railroad & Farm Roads	1971	11,000	Fair
Interstate 580 EB over Gaffery Road	1967	11,000	Fair
Interstate 580 EB over Hospital Creek	1967	11,000	Fair
Interstate 580 EB over Lone Tree Creek	1967	11,000	Fair
Interstate 580 WB over Hospital Creek	1967	11,000	Fair
Interstate 580 WB over Lone Tree Creek	1967	11,000	Fair
Turner Road over State Route 99	1963	11,000	Good
Interstate 5 SB over Interstate Route 580	1971	10,800	Good
Interstate Rte 5 S over Gaffery Road	1971	10,800	Fair
N5-march Ln Offrmp over Ebmud Aqueduct	1970	10,800	Good
Don Ave over Mosher Slough	1976	10,641	Poor
North Lodi Oc over State Route 99	1963	10,500	Good
Davis Road over Bear Creek	1963	10,200	Fair
State Route 26 over Stockton Diverting Canal	1967	10,200	Fair
State Route 132 EB over Interstate Route 580	1966	10,000	Good
Lower Sacramento R over Mokelumne River	1969	9,943	Good
Lower Sacramento R over Mokelumne River Overflow	1969	9,943	Fair
I5-pershing Av Off over Park Street	1970	9,900	Fair
Airport Way over North Branch Weber Creek	1968	9,868	Good
El Dorado St over Mosher Slough	1969	9,676	Fair
Eight Mile Road over Pixley Slough	1969	9,510	Good
Holly Dr over Interstate 205	1970	9,470	Fair
Mariposa Road over SR 99	2016	9,400	Fair
BNSF Worth Scotts over Wilson Way	1937	9,300	Fair
Airport Way over North Little Johns Creek	1968	9,277	Good
Lowersacramento Rd over Woodbridge Id Main Canal	2005	9,116	Fair
Kelley Road over Mosher Slough	1980	9,100	Fair
State Route 88 over Bear Creek	1964	8,850	Fair
State Route 88 over Bear Creek Overflow	1925	8,850	Good
Airport Way over S Br Weber Creek	1961	8,754	Good
Mcallen Rd over Calaveras River	1970	8,606	Good
Feather River Dr over Fourteen Mile Slough	1992	8,300	Fair
Davis Road over Pixley Slough	2011	8,200	Fair
State Route 4 over Old River	1915	8,200	Poor
Holman Road over Mosher Slough	2006	8,000	Fair
Navy Drive over San Joaquin River	2018	8,000	Fair
Tam Oshanter Dr over Mosher Slough	1981	7,968	Fair
SR 4 EB over E4-n5 W4-s5 Conn Ramps	1972	7,900	Fair
SR 4 WB over E4-n5 W4-s5 Conn Ramps	1972	7,900	Fair
Mountain House Rd over Delta-mendota Canal	1993	7,819	Fair
Mountainhouse Pkwy over Interstate Route 205	2007	7,819	Good
State Route 132 E over California Aqueduct	1966	7,750	Good
State Route 132 E over Delta-mendota Canal	1971	7,750	Good
State Route 132 W over California Aqueduct	1966	7,750	Good
State Route 132 W over Delta-mendota Canal	1966	7,750	Good
Chestnut Street over Woodbridge Id Main Canal	1989	7,617	Fair
Harney Lane over State Route 99	1964	7,500	Good
State Route 4 over Middle River	1915	7,200	Fair
S. Tracy Boulevard over Old River	1956	7,008	Poor
Center St over Stockton Channel	1949	7,000	Poor
Center Street over BNSF Amtrak Hazelton Etc	1959	7,000	Fair
Main St over SR 120	1980	7,000	Good
Pavillion-w205 on over Grant Line Rd	1997	6,900	Good
Lincoln Way over Dry Creek	1958	6,877	Fair
Cherokee Rd over Stockton Diverting Canal	1948	6,863	Poor
State Route 88 over Calaveras River	1947	6,700	Fair
Schulte Road over Delta-mendota Canal	1993	6,662	Fair
Mariposa Road over Weber Creek Branch	1934	6,626	Good
Louise Ave over State Route 99	1955	6,551	Fair
E Pine St over State Route 99	1963	6,500	Good
Lodi Ave over State Route 99	1963	6,500	Fair
Mariposa Road Oh over Austin Road & BNSF Ry	2002	6,397	Fair
Mariposa Road over S Br S Littlejohns Creek	1971	6,253	Good
Arch Road over Weber Creek	1966	6,200	Fair
Weber St over Mormon Slough	1969	6,100	Fair
Lathrop Road over State Route 99	2015	6,000	Good
SR 4-farmington Rd over State Route 99	2021	6,000	Good
Eight Mile Rd over State Route 99	1964	5,840	Good
Mariposa Rd over Temple Creek	1934	5,528	Fair
Mariposa Road over Duck Creek S Branch	1934	5,449	Good
Cottage Ave over State Route 99	1955	5,400	Good
Lincoln St over Mormon Slough	1972	5,400	Fair
Airport Way over Duck Creek	1968	5,300	Poor
Airport Way over Duck Creek	1968	5,300	Fair
Cherokee Rd over State Route 99	1961	5,300	Fair
State Route 26 over Calaveras River	1952	5,200	Good
State Route 26 over Duck Creek	1984	5,200	Fair
State Route 26 over Sandstone Creek	2014	5,200	Good
Wilson Wy-n99 Onrp over State Route 99 SB	1949	5,100	Fair
Davis Road over Kettleman Slough	1928	5,015	Good
Eight Mile Rd over Mosher Slough	1962	5,003	Fair
5N -132e Connector over Delta-mendota Canal	1971	5,000	Fair
Airport Way over SR 120	1980	5,000	Fair
E132 -s5 Connector over Delta-mendota Canal	1971	5,000	Good
Jack Tone Road over UPRR SB99 Onrp Kamps Wy	2001	5,000	Fair
Offrmp Sb99-jacktn over Onramp Jacktone Rd-sb 99	2001	5,000	Good
Onramp Jacktne-99s over State Route 99	2001	5,000	Good
Producers Drive over North Little Johns Creek	1982	5,000	Fair
SR 99 NB Off Ramp over Duck Creek	2016	5,000	Good
State Route 99 over Duck Creek South Branch	2016	5,000	Fair
Union Road over St Rte 120	1980	5,000	Good
Mariposa Road over S Br S Littlejohns Creek	1934	4,995	Good
El Dorado Street over French Camp Slough	1958	4,924	Fair
SR 4 over Littlejohns Creek	1988	4,800	Fair
State Route 4 over Duck Creek	1988	4,800	Good
Main Street over Stockton Diverting Canal	1969	4,729	Fair
California Street over Mormon Slough	1958	4,700	Fair
EB 4 Off-ramp over Mormon Slough	1972	4,700	Fair
Mariposa Road over Duck Creek	2016	4,642	Fair
Manthey Road over Walker Slough	1971	4,600	Poor
State Route 4 over Duck Creek	1951	4,550	Fair
Tracy Boulevard over Grant Line Canal	1959	4,513	Fair
Eight Mile Rd over Calaveras River	1963	4,504	Good
Airport Way over Mormon Slough	1957	4,500	Poor
Union Street over Miner Avenue	1980	4,500	Fair
Mountain House Rd over California Aqueduct	1993	4,403	Fair
Mountain House Rd over California Aqueduct	1967	4,403	Poor
S El Dorado-s5 on over Interstate 5	1971	4,403	Good
99 Frontage Rd E over Mosher Slough	1964	4,312	Good
Mckinley Road over N Br French Camp Slough	1923	4,300	Fair
Mckinley Road over North Little Johns Creek	1972	4,300	Poor
Oro Avenue over Mormon Slough	1988	4,300	Fair
Tracy Blvd over Route 580	1966	4,190	Fair
Mariposa Road over Weber Creek	1934	4,138	Good
East Lockeford St over State Route 99	1963	4,000	Good
Quantas Lane over Weber Creek S Branch	2001	4,000	Fair
Lilac Street over Woodbridge Id Main Canal	1993	3,784	Good
99 Frontage Rd W over Bear Creek	1964	3,737	Good
Jack Tone Road over N Fk S Littlejohns Creek	2004	3,684	Fair
Escalon-bellota Rd over Littlejohns Creek	1948	3,681	Fair
Jack Tone Rd over Mormon Slough	1960	3,577	Fair
Mariposa Road over North Little Johns Creek	1934	3,500	Fair
99 Frontage Rd W over Pixley Slough	1964	3,498	Fair
Bird Road over California Aqueduct	1966	3,491	Poor
Jack Tone Rd over Duck Creek	1961	3,392	Good
Mckinley Rd over French Camp Slough	1970	3,303	Good
Mariners Dr over Mosher Slough	1975	3,300	Good
Jack Tone Rd over Channel A	1960	3,213	Good
Jack Tone Rd over North Little Johns Creek	1961	3,202	Good
S Access Rd over N Fk S Littlejohns Creek	1954	3,202	Good
Morada Lane over State Route 99	1964	3,025	Good
Jack Tone Road over Lone Tree Creek	1962	3,015	Good
Armstrong Rd over State Route 99	1964	3,000	Fair
Chrisman Rd over Corral Hollow Creek	1960	3,000	Fair
Walnut Grove Road over South Fork Mokelumne Riv	1958	2,987	Fair
Aurora Street over Mormon Slough	1957	2,978	Fair
Peltier Road over Mokelumne River	1947	2,972	Good
Jack Tone Rd over Calaveras River	1962	2,752	Good
Jack Tone Rd over Mosher Slough	1962	2,752	Good
Jack Tone Rd over Paddy Creek South	1962	2,715	Good
San Joaquin St over Mormon Slough	1958	2,700	Fair
Sutter Street over Mormon Slough	1915	2,700	Fair
Main St over UP RR	1967	2,600	Fair
Liberty Rd over South Fork Coyote Creek	1964	2,563	Good
Jack Tone Rd over Bear Creek	1962	2,514	Good
Elliot Rd over N Ovflow Mokelumne River	1955	2,513	Fair
Elliot Road over Mokelumne River	1955	2,513	Good
Cherbourg Way over Mosher Slough	1981	2,500	Fair
Chrisman Rd over Interstate 580	1967	2,500	Fair
Corral Hollow Rd over Route 580	1966	2,500	Fair
Jack Tone Road over Paddy Creek North	1962	2,471	Good
Golden Gate Avenue over Mormon Slough	1966	2,469	Good
Escalon Bellota Rd over Mormon Slough	1966	2,430	Poor
Escalon-bellota Rd over Channel C	1965	2,430	Good
Henry Rd over Ssjid Canal	1945	2,375	Fair
Jack Tone Rd over Paddy Creek (middle)	1962	2,311	Fair
River Road over Ssjid Canal	2005	2,272	Fair
Copperopolis Rd over Mormon Slough	1966	2,249	Good
Jack Tone Road over S Fk S Littlejohns Creek	1955	2,204	Good
E St over SR 4	1992	2,200	Fair
Escalon-bellota Rd over Temple Creek	1925	2,194	Fair
Escalon-bellota Rd over Temple Creek Branch	1926	2,194	Fair
Austin Road over State Route 99	1954	2,190	Fair
Mac Arthur Dr over Corral Hollow Creek	1967	2,165	Fair
Macarthur Drive over Delta-mendota Canal	1950	2,165	Fair
Diamond Street over Mormon Slough	1960	2,164	Poor
99 Frontage Rd E over Pixley Slough	1964	2,155	Fair
Turnpike Rd over Walker Slough	1971	2,100	Poor
Walnut Grove Road over Mokelumne River	1955	2,084	Poor
Airport Way over San Joaquin River 06	1965	2,042	Fair
B Street over Duck Creek	1965	2,040	Good
99 E Frontage Road over Gill Creek	1960	2,000	Good
99 Frontage Rd W over Mosher Slough	1964	2,000	Good
Marlette Road over Pixley Slough	2007	2,000	Fair
N99-cherokee Lane over State Route 99	1963	2,000	Good
Peltier Road over State Route 99	1957	2,000	Fair
Kasson Road over Interstate Route 5	1971	1,980	Good
Austin Road over Weber Creek	1973	1,947	Good
Hansen Road over California Aqueduct	1965	1,932	Fair
Hansen Road over Delta-mendota Canal	1993	1,932	Fair
Hansen Road over Drainage Ditch	1965	1,932	Good
Eight Mile Rd over Bear Creek	1961	1,900	Fair
Harney Lane over Bear Creek	1964	1,882	Fair
Harney Lane over North Paddy Creek	1964	1,882	Fair
Duncan Road over Mormon Slough	1973	1,839	Good
Odell Avenue over Walker Slough	1970	1,814	Fair
Howard Road over Middle River	1968	1,801	Good
Liberty Rd over State Route 99	1955	1,800	Good
Santa Paula Way over Mosher Slough	1972	1,800	Fair
Jack Tone Road over Lone Tree Creek	1962	1,761	Good
Jack Tone Road over Temple Creek	1962	1,761	Fair
Ramp/connector 5 over Carlton Ave	1970	1,750	Fair
Pock Lane over Duck Creek	1963	1,688	Good
S Tracy Blvd over Delta-Mendota Canal	1948	1,680	Good
Jahant Rd over State Route 99	1957	1,650	Fair
Walker Lane over Mormon Slough	1974	1,615	Fair
Escalon-bellota Rd over Duck Creek	1928	1,607	Fair
Acampo Road over State Route 99	1957	1,600	Poor
Whistler Way over Pixley Slough	1991	1,597	Fair
Tracy Blvd over California Aqueduct	1967	1,589	Fair
Chrisman Road over State Route 132	1966	1,500	Fair
Pock Lane over North Little Johns Creek	1993	1,500	Good
Woodbridge Road over State Route 99	1956	1,500	Fair
Howard Road over San Joaquin River 01	1975	1,482	Poor
Lammers Road over Delta-mendota Canal	1950	1,439	Fair
Clements Rd over Branch Bear Creek	1966	1,407	Good
Clements Rd over Branch Bear Creek	1966	1,407	Good
Collier Road over State Route 99	1955	1,400	Fair
New Hope Road over Mokelumne River	1969	1,361	Good
Tracy Boulevard over Middle River	1977	1,347	Fair
Brandt Rd over Bear Creek	1973	1,270	Fair
Kettleman Lane over Bear Creek	1964	1,253	Good
Alpine Rd over Bear Creek	1963	1,239	Good
Thornton Road over Beaver Slough	1958	1,232	Fair
Thornton Road over Beaver Slough	1941	1,232	Fair
Bruella Rd over Mokelumne River	1958	1,205	Good
Mackville Road over Mokelumne River	1976	1,202	Poor
Clements Rd over Branch Mosher Slough	1969	1,146	Good
Clements Rd over Calaveras River	1969	1,146	Fair
Elliott Rd over Coyote Creek	1972	1,120	Fair
Elliott Rd over Dry Creek	1990	1,120	Good
Elliott Rd over Dry Creek Overflow	1972	1,120	Fair
Elliott Rd over Goose Creek	1977	1,120	Good
Escalon-bellota Rd over Channel A	1965	1,119	Good
Lone Tree Rd over Lone Tree Creek	1928	1,104	Fair
Copperopolis Rd over North Branch Channel A	1965	1,088	Good
Collier Rd over Drain Ditch	1972	1,084	Fair
Micke Grove Rd over Pixley Creek	1970	1,079	Good
Micke Grove Rd over Pixley Slough	1970	1,079	Fair
North Tully Road over Bear Creek	2011	1,055	Good
Harrold Rd over Ssjid Canal	1962	1,041	Fair
Macarthur Drive over Tom Paine Slough	1987	1,036	Good
Austin Rd over N Fk S Littlejohns Creek	1954	1,033	Good
Alpine Rd over Pixley Creek	1977	1,032	Fair
Lone Tree Rd over Lone Tree Creek	1922	1,022	Good
Lone Tree Rd over Lone Tree Creek	1922	1,022	Fair
99 Frontage Rd E over Bear Creek	1964	1,018	Good
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Fair
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Fair
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Good
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Fair
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Fair
Corral Hollow Rd over Corral Hollow Creek	1959	1,006	Fair
Corral Hollow Road over Delta-mendota Canal	1947	1,006	Fair

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Source: FHWA National Bridge Inventory, 2025.

San Joaquin County bridge conditions · California bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.