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Every bridge in New Haven County, Connecticut

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

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

New Haven County, Connecticut, has 893 bridges in the 2025 National Bridge Inventory: 275 rated good, 585 fair, and 33 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 95 over Canal Dock Road	2015	187,800	Good
Interstate-95 over West River & SR 745	2018	142,200	Good
Route 71 over Sodom Brook	2019	141,900	Good
Interstate-91 over I-91 Ramp 002	1965	141,200	Fair
Interstate-91&rt15 over Willow Brook	1964	136,800	Fair
Interstate-91 over Grand Avenue	1965	135,400	Fair
Interstate-95 over SR 745 (first Avenue)	1956	133,800	Fair
Interstate-91 over I-91 Ramps & Amtrak	1965	130,500	Fair
Interstate-95 over Wepawaug River	1958	130,100	Fair
Interstate 91 over N Front St & Quinn River	1964	129,400	Fair
Interstate-91 over Amtrak Railroad	1965	129,400	Fair
Interstate-91 over Clinton Avenue	1965	129,400	Fair
Interstate-95 over Long Wharf Drive	1958	125,900	Fair
Interstate-95 over Metro North Railroad	1956	121,500	Poor
Interstate-91 over Brook	1965	120,200	Fair
Interstate 84 over SR 847 (south Main St.)	1965	114,900	Fair
Interstate-95 over Greta Street	1957	114,100	Fair
Interstate-95 over Orange Avenue	1958	113,500	Fair
Interstate-95 over Route 121	1958	113,500	Fair
Interstate-91 NB over Sackett Point Road	1965	113,300	Fair
Interstate-91 over Route 17	1965	112,800	Fair
Interstate-95 over US Route 1	1958	108,900	Fair
Interstate-95 over Alling Crossing Road	1957	107,900	Fair
Interstate 95 over Indian River	1958	107,800	Fair
Interstate-95 over School House Road	1957	107,500	Fair
Interstate-95 over SR 796 (milford Parkway)	1957	106,100	Fair
Interstate-95 over Campbell Avenue	1956	105,300	Good
Interstate 95 over Route 162	2005	105,200	Good
Interstate-95 over Ford Street	1957	103,600	Good
Interstate-95 over Farm River	1958	103,000	Good
Route 15 over Route 243	1948	102,800	Fair
Interstate 95 over I91NB US1 SR724 & Ramps	2013	101,100	Good
I-84 Ramps & Loca over Mad River	1980	99,800	Fair
I-84 Ramps & Loca over No Notable Feature	1980	99,800	Fair
Interstate-95 over East Town Road	1958	99,700	Fair
Interstate-95 over West Avenue	1957	97,600	Fair
Interstate-91 NB over SR 729	1965	95,200	Good
Interstate-91 NB over Stoddard Avenue	1965	95,200	Good
Interstate-95 over Metro North Railroad	1957	95,100	Fair
INTERSTATE-84 & Pl over Beaver Pond Brook	2018	92,200	Good
Interstate-84 over Beaver Pond Brook	1960	92,200	Good
Interstate-95 over Woodmont Road No. 1	2003	92,200	Good
Interstate-95 over Naugatuck Avenue	2016	88,400	Good
Route 15 over Wheelers Farm Road	1993	88,000	Good
Interstate-95 over SR 794 Westbound	1958	86,900	Good
I-95 & I-95 Ramp 1 over I-95 Ramps 115 & 117	1957	86,600	Fair
Interstate 95 over Lake Saltonstall	1998	84,500	Fair
Interstate-91 over Spoon Shop Brook	1965	83,900	Fair
Interstate-691 over Harbor Brook	1971	82,700	Fair
Route 15 over Lane Street	1949	79,800	Fair
Interstate-691 over Abandoned Railroad Line	1971	78,500	Fair
Interstate-691 over Bunker Avenue	1971	78,500	Fair
Interstate-91 NB over Pool Road	1965	78,500	Good
Route 15 over Circular Avenue	1948	77,800	Fair
Route 15 over Gilbert Ave	1949	77,800	Fair
Route 15 over Wilmot Brook	1949	77,800	Fair
Interstate-84 over Welton Brook	1965	77,100	Fair
Interstate-95 over Laurel Street	1958	76,400	Good
Interstate-95 over Route 100	1958	76,400	Good
Interstate-95 over US Rt. 1 SB and Amtrak	1958	76,400	Fair
Route 8 over ROUTE 34 & RR Drive	1951	74,400	Fair
Route 8 over Abandoned Railroad	1951	73,900	Fair
Interstate I-84 over Hop Brook	1964	73,700	Fair
Route 8 over Housatonic Railroad	1950	73,500	Fair
Route 15 over SR 796	1940	73,300	Fair
I-91 NB & Ramp 136 over East Street	1965	73,200	Fair
Interstate-91 NB over Mill Rv-state St Rmp 140	1965	73,200	Fair
Interstate 91 NB over Chapel Street	1965	72,800	Good
Route 15 over Mill Brook	1943	72,600	Fair
Route 8 over SR 846 Northbound	1965	72,500	Fair
Interstate-691 over Colony Street	1971	72,400	Fair
Route 15 over Mill River	1943	72,300	Good
Interstate-95 over Neck River	1957	72,100	Good
Route 15 over Miller Avenue	1946	71,100	Fair
Interstate-95 over Branford River	1958	70,500	Good
Interstate-95 over Chestnut Street	1958	70,500	Good
Interstate-95 over Ivy Street	1958	70,500	Fair
Interstate-95 over Mill Plain Road	1958	70,500	Fair
Interstate-691 over Amtrak Yard & State St	1970	70,400	Fair
Interstate-691 over Center Street	1971	70,400	Fair
Route 15 over Connolly Pkwy	1948	69,700	Fair
Interstate 84 EB over Route 172	1963	69,400	Fair
I-91 SB & Ramp #13 over East Street	1965	69,000	Fair
Route 15 over SR 717 (dixwell Ave)	1946	68,600	Fair
Route 15 over Route 63	1948	68,300	Fair
Route 15 over Wepawaug River	1949	68,300	Fair
Route 15 over Toelles Road	1947	68,200	Good
Route 15 over Route 10	1948	67,800	Fair
Route 15 over SR 707(WHITNEY Ave.)	1946	67,800	Fair
Interstate-95 over Copse Road	1957	66,100	Good
Route 15 over Amtrak Railroad	1947	65,800	Fair
Route 15 over Route 68	1946	65,800	Fair
Interstate-95 over Branford Steam Railroad	1958	65,200	Fair
Interstate-91 SB over Humphrey Street	1965	65,100	Fair
I-91 SB & Ramp C over Willow Street	1965	64,300	Fair
Route 8 over Hull Street	1956	63,800	Fair
Route 8 over Jackson Street	1957	63,800	Good
Interstate-91 NB over Humphrey Street	1965	63,700	Fair
Route 15 over Quinnipiac Street	1947	63,700	Fair
Route 8 over SR 727 SB Pershing Drive	1951	63,600	Fair
Interstate 91 SB over Chapel Street	1965	63,400	Good
Interstate-91 SB over State St Mill Riv Ramps	1965	63,400	Fair
Interstate 95 over East Branch West River	1958	63,000	Fair
Interstate-84 EB over I-84WB RTE8 Naugatuck Rv	1967	63,000	Poor
Interstate-95 over East River Road	1957	62,800	Fair
Interstate-95 over SR 740 (cedar Street)	1958	62,500	Good
Interstate-91 NB over US 5 & Amtrak & Ferry St	1964	62,000	Fair
Interstate-91 NB over Willow Street	1965	62,000	Fair
Interstate-691 over Sodom Brook	1971	61,100	Good
Route 15 over US Route 5	1998	60,400	Fair
Interstate-91 SB over US 5 & Amtrak & Ferry St	1964	60,300	Fair
Interstate-95 over SR 718	1958	60,000	Fair
Interstate-95 over Granite Road	1958	59,500	Good
Interstate-95 over Moose Hill Road	1958	59,500	Good
Interstate-95 over Long Hill Road	1958	59,300	Good
Interstate-95 over West Branch West River	1958	59,300	Fair
Interstate-95 over US Route 1	1958	59,100	Fair
Route 8 over Division Street	1956	59,000	Fair
Route 15 over Route 69 & West River	1949	58,500	Fair
Route 8 over Route 8 Ramp 064	1960	58,300	Fair
Interstate-95 over State Street	1958	57,400	Good
SR 796 (milford Pa over East Rutland Road	1941	56,700	Fair
Interstate 95 Sout over US1 Quinnipiac Rv P&w RR	2015	56,600	Fair
Interstate-91 NB over Muddy River	1965	55,750	Fair
Interstate-91 SB over Muddy River	1965	55,750	Good
Interstate-91 SB over Sackett Point Road	1965	54,700	Fair
Interstate 84 WB over Bank Street & Ramp 199	1965	54,500	Fair
Interstate 95 Nort over US1 Quinnipiac Rv P&w RR	2014	54,500	Fair
Interstate-95 over East River	1957	54,500	Fair
I-95 NB & Ramp 346 over Fulton Terrace	2006	54,300	Good
Route 8 over Rose Street	1961	53,800	Good
Route 8 over SR 728 (derby Avenue)	1961	53,800	Fair
Interstate-95 over Route 77	1958	53,600	Fair
I-95 SB & Ramp 347 over Fulton Terrace	2006	53,400	Good
Interstate-91 NB over CSX Railroad	1965	52,900	Fair
Route 8 NB over Ramp From Lower Derby Rd	1961	52,800	Fair
Interstate-91 SB over CSX Railroad	1965	52,700	Fair
Interstate-91 SB over SR 715 (montowese Ave)	1965	52,700	Fair
Interstate-95 over River Rd &hammonasset Rv	1957	52,200	Fair
Route 8 over Maple & Oak St Ramp 063	1960	51,500	Fair
Route 8 over Fulling Mill Brook	1960	51,400	Fair
Interstate-84 EB over Pierpont Road	2006	50,850	Good
Interstate-84 WB over Pierpont Road	2006	50,850	Fair
Route 8 over SR 847 - South Main St.	1965	50,700	Fair
Interstate-91 over Little River	1965	50,400	Fair
Route 8 over Route 8 Ramp 069	1960	49,900	Fair
Route 8 over Route 8 SB on Ramp	1960	49,400	Fair
Interstate-91 NB over Baldwin Avenue	1964	49,200	Fair
I-84 Westbound over Mad River	2018	48,700	Good
Interstate-91 SB over Baldwin Avenue	1964	48,600	Fair
RT8 & Rmps 139 140 over Beacon Hill Brook	1981	48,000	Fair
Route 8 over Metro-nrth Rr&private Rd	1981	47,700	Fair
Route 8 over Rte 42 & Naugatuck River	1981	47,700	Fair
Route 8 over Cross Road	1981	47,600	Good
SR 724 Eastbound over Brewery Street	1960	47,375	Fair
Interstate-91 NB over SR 715 (montowese Ave.)	1965	47,300	Fair
Interstate 84 WB over Washington Street	1980	46,700	Fair
Interstate-91 SB over SR 729	1965	45,400	Good
Interstate-91 SB over Stoddard Avenue	1965	45,400	Fair
Interstate-84 EB over Route 70	1961	45,100	Fair
I-84 Eastbound over Mad River	2018	44,000	Good
Interstate 91 NB over US1(WATER St) & I-95 Rmp	1965	44,000	Good
Interstate-91 SB over Amtrak Railroad	1965	43,000	Fair
I-84 Westbound over Mad River	2018	42,700	Good
Route 8 over Route 63	1960	42,700	Fair
Route 8 over SR 709 South Main Street	1960	42,700	Fair
I-691 WB and Ramps over Willow Brook	1965	42,500	Fair
I-91 SB & Tr 813 over Bee Street	1965	42,500	Fair
Route 8 over Rte 67 Metro N & Ramp 49	1962	42,100	Fair
Interstate-84 WB over Route 70	1961	41,700	Fair
Interstate-691 EB over Gravel Street	1965	41,500	Fair
Interstate-91 NB over Bee Street	1965	41,400	Fair
Interstate 84 EB over Washington Street	1980	41,300	Fair
Interstate-91 SB over Pool Road	1965	41,300	Good
Interstate-691 EB over US Route 5	1971	40,700	Fair
Route 15 SB over Wintergreen Ave & Brook	1949	39,960	Fair
Route 15 NB over Wintergreen Ave & Brook	1949	39,400	Fair
Interstate-91 SB over Amtrak Railroad	1965	38,700	Fair
Interstate-91 NB over Amtrak Railroad	1965	38,000	Fair
Interstate-91 NB over Amtrak Railroad	1965	38,000	Fair
Interstate-91 NB over US Route 5	1965	38,000	Fair
SR 724 Westbound over Brewery Street	2011	37,750	Good
Interstate-691 WB over Future I-691 Tr 804	1965	37,200	Fair
Interstate-691 WB over Gravel Street	1965	37,200	Fair
Route 15 NB over Interstate-91 & Ramp 145	1964	37,100	Fair
Interstate-91 NB over Pond Hill Road	1965	36,800	Fair
Interstate 84 EB over Peter Road	1963	36,400	Fair
Interstate 84 WB over Peter Road	1963	36,100	Fair
Interstate-691 WB over Route 15	1965	36,100	Fair
Interstate-91 SB over Pond Hill Road	1965	36,000	Fair
Interstate 84 EB over Long Meadow Road	1964	35,800	Fair
Interstate 84 EB over Route 188	1964	35,800	Fair
Interstate 84 EB over Sandy Hill Road	1964	35,800	Fair
Interstate-84 EB over Shadduck Road	1964	35,800	Poor
Route 15 SB over Quinnipiac River	1946	35,800	Fair
Route 8 Southbound over West Main Street #1	1965	35,600	Fair
Interstate 84 WB over Bioski Road	1964	35,300	Fair
Interstate 84 WB over Long Meadow Road	1964	35,300	Fair
Interstate 84 WB over Route 188	1964	35,300	Fair
Interstate 84 WB over Sandy Hill Road	1964	35,300	Fair
Interstate-691 WB over Lewis Ave	1971	35,300	Fair
Interstate-84 WB over Shadduck Road	1964	35,300	Fair
Interstate-691 WB over Reservoir Ave & Stream	1971	35,200	Fair
Route 8 Northbound over West Main Street NO.1	1965	35,100	Fair
Interstate 84 EB over Route 188	1964	34,900	Fair
Interstate-691 EB over Notch Road	1971	34,600	Fair
Interstate-691 EB over Reservoir Ave & Stream	1970	34,600	Fair
Route 34 over Wepawaug River	1855	34,600	Fair
Route 34 over Metro North Railroad	1951	33,800	Fair
Route 34 over Naugatuck River	1959	33,800	Fair
Route 15 NB over Quinnipiac River	1946	33,700	Poor
Interstate 84 WB over Rte 8 Naug Riv M-n RR	1967	33,600	Poor
Interstate-91 SB over US Route 1	2014	33,100	Good
Interstate 84 WB over Route 172	1963	33,000	Fair
Interstate-691 WB over US Route 5	1971	32,800	Fair
Interstate-91 NB over Route 150	1965	32,800	Fair
Interstate-91 SB over Route 150	1965	32,700	Fair
Interstate-91 SB over US Route 5	1965	32,600	Fair
Interstate-91 SB over I-91 Tr 807	1965	32,300	Fair
Interstate-91 NB over Interstate-91 Tr 807	1965	32,200	Fair
Interstate-91 SB over I-91 Tr 801 & SR 724 EB	1965	32,200	Good
Interstate 84 WB over Route 188	1964	32,000	Fair
Interstate-691 WB over Notch Road	1971	32,000	Fair
Interstate-691 EB over Lewis Ave	1971	31,700	Fair
Plank Road over Mad River	2015	31,626	Good
Interstate 84 WB over Route 63	1964	31,500	Fair
Interstate-91 SB over Interstate-95 Ramp 317	2013	31,200	Good
Interstate 84 EB over Route 63	1964	31,100	Fair
Interstate 84 EB over US Rte 6 Rte 67 Stream	1963	30,900	Fair
Route 8 Northbound over Route 8 SB & Local Roads	1966	30,400	Poor
Route 34 over Route 15	1941	30,100	Fair
Interstate 84 WB over US Rte 6 Rte 67 Stream	1963	30,000	Fair
Route 15 NB over Interstate-91 & Tr 3	1964	28,900	Fair
Interstate 91 NB over SR 724 Eastbound	2015	28,800	Good
Interstate-691 EB over Knotter Drive	1986	28,500	Good
Interstate-691 EB over Ten Mile River	1986	28,500	Fair
Interstate-691 WB over Knotter Drive	1986	28,500	Fair
Interstate-691 WB over Ten Mile River	1986	28,500	Fair
Route 40 NB over CSX RR Quinnipiac River	1972	28,400	Fair
Route 8 over Rte 313 & Naugatuck Riv	1961	27,300	Fair
Route 8 Southbound over Pan Am So. RR Spur Line	1964	27,050	Fair
Route 8 SB over NB Acc Lower Derby Ave	1961	27,000	Fair
Route 8 Northbound over Metro-north Railroad	1966	26,900	Fair
Route 8 Northbound over Naugatuck Rv-local Roads	1966	26,900	Fair
SR 724 Eastbound over US1 Local Rds P&W RR	2011	26,700	Good
US Route 5 over Meeting House Brook	1989	26,400	Good
Route 8 Northbound over Nichols Drive	1965	26,350	Fair
Route 8 Northbound over Pan Am So. RR Spur Line	1964	26,300	Fair
Route 8 Northbound over Steele Brook	1965	26,300	Fair
Route 8 Southbound over Route 73 Westbound	1965	25,900	Fair
Route 8 Southbound over Steele Brook	1965	25,900	Fair
Route 8 Southbound over Metro North Railroad	1966	25,800	Fair
Route 8 Southbound over Naugatuck Rv-local Roads	1966	25,800	Fair
Route 8 Southbound over Nichols Drive	1965	25,800	Fair
Route 8 SB over Riverside Street SB	1965	25,500	Fair
US Route 1 over Farm River	1938	25,500	Fair
Route 8 Northbound over Bank & S.leonard Streets	1966	25,300	Fair
Route 8 Northbound over Fifth Street	1965	25,300	Fair
Route 8 Northbound over Porter Street	1965	25,300	Fair
Route 8 Northbound over Washington Avenue	1965	25,300	Fair
Huntingdon Avenue over Hancock Brook	1940	24,900	Fair
Route 8 Northbound over Metro North & Naugtck Rv	1981	24,800	Fair
Route 15 over Baldwins Pond	1946	24,200	Fair
Route 15 over Westfield Road	1946	24,200	Fair
Skiff Street over Mill River	1931	24,000	Good
I-91 132 134 136 over State Street	1965	23,900	Fair
Huntingdon Avenue over Dot Railroad	1956	23,800	Fair
Huntingdon Avenue over Naugatuck River	1971	23,800	Fair
Route 8 Southbound over Bank & S.leonard Streets	1965	23,800	Fair
Route 8 Southbound over Fifth Street	1965	23,800	Fair
Route 8 Southbound over Porter Street	1965	23,800	Fair
Route 8 Southbound over Washington Avenue	1965	23,800	Fair
Route 69 over Stream	1969	23,400	Fair
Route 17 over Little River	1965	23,100	Fair
Route 63 over West River	1921	23,100	Fair
Route 8 Southbound over Mnrr Naugtck Rv	1981	22,900	Fair
Interstate 691 EB over I-91 Tr 813	1965	22,500	Fair
Interstate 691 Eas over Bee Street	1965	22,500	Fair
Interstate-691 EB over Interstate-691 Tr 802	1965	22,500	Fair
Interstate-691 EB over Interstate-91	1965	22,500	Poor
Interstate-691 EB over Route 15	1965	22,500	Fair
Interstate-691 EB over Spoon Shop Brook	1965	22,500	Fair
Interstate-691 EB over Willow Brook	1965	22,500	Fair
I-95 SB Ramps M&p over East Street & P&w RR	2016	22,310	Good
Route 40 SB over Amtrak Railroad	1971	22,200	Poor
Route 40 SB over CSX RR Quinnipiac River	1972	22,200	Fair
Route 40 SB over US Route 5	1972	22,200	Fair
I-91 Tr 811 over Route 15 Southbound	1964	21,900	Fair
Interstate 691 Wes over Bee Street	1965	20,700	Fair
Interstate-691 WB over Spoon Shop Brook	1965	20,700	Fair
I-84 EB Collector over Washington Street	1978	20,600	Fair
Route 40 NB over Amtrak Railroad	1971	20,500	Fair
Route 40 NB over Hartford Turnpike	1976	20,400	Good
SR 846 over Naugatuck River	1922	20,300	Fair
Route 67 over Little River	1950	19,400	Fair
Route 68 over Quinnipiac River	1965	19,400	Fair
Route 69 over Hamilton Park Road	1949	19,400	Good
Route 69 over Mad River	1997	19,400	Good
Marsh Hill Road over I-95 & I-95 Ramp 352	2001	18,900	Fair
Marsh Hill Road over Metro-north Railroad	1893	18,900	Fair
SR 717 over Mill River	1948	18,600	Fair
US Route 5 over I-91 Amtrak Ramp B	1973	18,600	Fair
US Route 5 over Quinnipiac River	1973	18,600	Fair
Route 34 over West River	1925	18,300	Fair
Route 67 over Bladens River	1936	18,300	Fair
SR 796 Eastbound over Wellington Road Ext.	1992	18,300	Good
Route 162 over Turtle Creek	2024	18,200	Good
US Route 1 over Wepawaug River	2016	18,000	Good
Route 8 Northbound over Huntingdon Avenue	1964	17,900	Fair
East Main Street over I-91 Route 15 & Ramp 147	1965	17,800	Fair
Route 8 Southbound over Huntingdon Avenue	1964	17,500	Fair
I-95 Tr 813 over East Street & Pwrr	1958	17,200	Good
Route 67 over Little River	1934	17,200	Fair
Route 67 over Little River	1950	17,200	Fair
Route 10 over Metro North Railroad	1977	16,900	Fair
Route 67 over Little River	1987	16,900	Fair
Route 8 Southbound over Riverside St-sunnyside	1966	16,900	Poor
US Route 5 over Harbor Brook	1892	16,744	Fair
I-91 NB Ramp 016 over Little River	1965	16,600	Fair
US Route 1 over Housatonic River	1921	16,500	Fair
Woodmont Road over Metro North Railroad	1987	16,400	Good
Route 80 over Branford River	1930	16,300	Fair
SR 745 Kimberly Av over West River	1969	16,000	Poor
Route 68 over Amtrak & US Route 5	1965	15,900	Fair
Route 100 over US Route 1 & Amtrak RR	1992	15,600	Fair
Route 67 over Naugatuck River	1936	15,600	Fair
US Route 1 over Queach Brook	2009	15,500	Fair
Church Street over Church Street Tunnel	1963	15,300	Fair
Route 10 over Willow Brook	1991	15,300	Fair
Highland Avenue over Interstate 84	1966	15,200	Fair
I-91 Tr 802 over US Route 1(WATER Street)	2015	15,200	Good
Route 63 over Wooster Brook	2018	15,200	Good
SR 724 Westbound over Interstate 91 & US 1	2016	15,200	Good
SR 845 (chase Park over Interstate 84 & Ramp 053	1965	15,200	Fair
Route 70 over Ten Mile River	1989	15,000	Fair
Route 22 over Route 15	1947	14,800	Fair
Route 67 over Little River	1933	14,800	Fair
Route 10 over Interstate 691	1984	14,700	Fair
Route 68 over Muddy River	1992	14,700	Fair
SR 853 over Naugatuck River S Div St	2004	14,700	Fair
I-84 Tr 809 over Route 8 NB Riverside St	1966	14,600	Poor
Route 67 over Little River	1926	14,600	Fair
Route 63 over Naugatuck Rv Mnrr & Elm	2011	14,500	Good
Grand Avenue over Mill River East	1982	14,400	Fair
Grand Avenue over Mill River West	1982	14,400	Fair
Route 68 over Interstate-91	2004	14,400	Fair
US Route 1 over Branford River	1958	14,400	Good
Universal Dr North over Muddy River	1960	14,364	Fair
I-84 Tr 810 over Route 8 NB & Ramp 128	1967	14,300	Fair
Route 162 over Wepawaug River	1889	14,300	Fair
US Route 1 over West River	1994	14,300	Good
Route 67 over Jacks Brook	1933	13,900	Fair
Route 67 over Little River	1933	13,900	Fair
Route 150 over Quinnipiac River	1951	13,800	Fair
SR 847 (thomaston over Naugatuck Railroad	1981	13,800	Fair
Route 67 over Little River	1933	13,700	Fair
Route 67 over Little River	1933	13,700	Fair
Ferry Street over Amtrak Railroad	1912	13,600	Fair
Interstate-691 WB over Interstate-91	1965	13,600	Fair
College Street over North Service Drive	2015	13,587	Fair
College Street over South Service Drive	2015	13,587	Fair
Middletown Avenue over Quinnipiac River	1989	13,545	Fair
US Route 1 over Metro North Railroad	1933	13,536	Fair
Route 79 over Interstate-95	1957	13,500	Fair
South Curtis Stree over Meetinghouse Brook	1989	13,500	Good
Baldwin Street #1 over I-84 Ramps & Local Rds	1978	13,400	Fair
Skiff Street over Route 15	1948	13,400	Fair
Route 63 over Hop Brook	1966	13,300	Fair
US Route 5 over Abandoned Railroad	1989	13,300	Good
Route 162 over Indian River	1988	13,200	Fair
Route 68 over P&w RR	1967	13,200	Fair
Harpers Ferry Road over Beaver Pond Brook	1952	13,000	Good
Harpers Ferry Road over Interstate-84	2018	13,000	Good
Maple Street over Naugatuck River	1912	12,900	Fair
Plains Road No. 1 over Interstate-95	1957	12,600	Fair
Route 8 Northbound over Freight Street	1966	12,550	Fair
Quinnipiac Street over Quinnipiac River	1938	12,500	Fair
Quinnipiac Street over Wallace Raceway	1915	12,500	Poor
SR707/WHITNEY Ave over Mill River	1991	12,500	Good
US Route 1 & Pw RR over Quinnipiac River	2002	12,400	Fair
Route 68 over Fulling Mill Brook	1933	12,300	Fair
Route 68 over Fulling Mill Brook	1933	12,300	Fair
Route 150 over Route 15	1947	12,200	Fair
Route 22 over Farm River	1935	12,200	Fair
Route 68 over Naug Rv Rte 8 Mnrr SR710	1960	12,200	Good
Route 80 over Farm River	1930	12,100	Good
Route 69 over Mad River	2021	12,000	Good
Route 73 over Steele Brook	1914	12,000	Fair
Austin Road over Interstate 84	1961	11,900	Good
I-91 Tr 816 over Route 66 WB	1965	11,900	Fair
I-95 SB - on Ramp over Fulton Terrace	2006	11,900	Good
Route 142 over Farm River	1973	11,900	Good
School House Road over Metro North Railroad	1893	11,803	Good
Bank Street over Naugatuck River	1956	11,800	Fair
Route 67 over Eight Mile Brook	1934	11,800	Fair
I-84 Tr 812 over Riverside St Naugatuck R	1966	11,700	Fair
Route 40 SB over Route 15 (wilbur Cross)	1976	11,700	Fair
Route 40 SB over Route 22 & Mill River	1976	11,700	Fair
Route 69 over Interstate 84	2018	11,600	Good
Valley Street #1 over West River	1983	11,500	Good
Route 40 NB over Route 22 & Mill River	1976	11,300	Fair
Route 34 over Four Mile Brook	1930	11,100	Fair
Route 67 over Bladens River	1928	11,100	Fair
Frost Road over Mad River	1965	11,000	Fair
I-84 Tr 811 over I-84 Tr 812 & Naugatuck	1966	11,000	Fair
I-91 NB Ramp 138 over Mill River	1965	11,000	Fair
Route 40 NB over Route 15 (wilbur Cross)	1976	11,000	Fair
Route 40 NB over South New Road	1976	11,000	Fair
Rubber Avenue over Long Meadow Pond Brook	2010	10,900	Good
Rubber Avenue over Long Meadow Pond Brook	1983	10,900	Good
Route 22 over Muddy River	1947	10,800	Fair
Route 63 over Long Meadow Brook	1961	10,800	Fair
Route 68 over Hop Brook	1933	10,800	Fair
Route 79 over Amtrak Railroad	1957	10,800	Fair
Route 40 SB over South New Road	1976	10,700	Fair
RTE10&FAIRVIEW Ave over Storm Drain	1982	10,600	Good
Route 69 over Mad River	1935	10,400	Fair
SR 723 over Fulling Mill Brook	1959	10,400	Fair
High Street over I-95 & I-95 SB Tr 807	1957	10,375	Fair
Route 40 SB over Hartford Turnpike	1976	10,300	Fair
SR 847 over Hancock Brook	1934	10,200	Fair
US Route 1 NB over Interstate-95	2006	10,200	Good
Allings Crossing over Metro North Railroad	1970	10,153	Fair
East Main Street over Mad River	1943	10,100	Fair
Route 67 over Little River	1986	10,100	Good
Sackett Point Road over Quinnipiac River	2024	10,100	Good
Route 114 over Route 15	1949	10,000	Fair
Route 64 over Hop Brook	1928	10,000	Fair
US Route 1 over East River	1971	10,000	Fair
I-95 Ramp 164 over Interstate-95	2006	9,900	Good
Route 313 over Naugatuck River	1958	9,900	Fair
Grand Avenue over Metro North Railroad	1933	9,800	Fair
Route 34 over Eight Mile Brook	1924	9,800	Good
Route 40 NB over US Route 5	1972	9,800	Fair
Brass Mill Drive over Mad River	1997	9,700	Good
I-691 Tr 804 over Knotter Drive	1986	9,700	Good
SR 844 over Mad River	1935	9,700	Fair
Route 150 over Quinnipiac River	1991	9,600	Good
Route 34 over Derby Canal	1952	9,600	Fair
George Street over Church Street Tunnel	1963	9,500	Fair
I-91 Ramp 136 over Humphrey Street	1965	9,500	Fair
SR 707 over Lake Whitney	1992	9,500	Good
Davis Street over Lake Whitney	1992	9,355	Fair
Noroton Avenue over Interstate 95	1958	9,300	Fair
Route 334 over Naugatuck River & Mn RR	1958	9,300	Fair
SR 745 (first Ave) over Metro North Railroad	1900	9,300	Fair
Route 334 over Route 8	1959	9,100	Fair
Route 67 over Little River	1933	9,100	Fair
Route 67 over Little River	1933	9,100	Fair
Route 40 SB over Route 10	1976	8,900	Fair
Route 63 over Beacon Hill Brook	1966	8,900	Fair
Route 71 over Interstate-691	1971	8,900	Fair
Toelles Road over Quinnipiac River	1982	8,703	Poor
East Main Street over Harbor Brook	1960	8,700	Fair
Route 121 over Route 15	1941	8,700	Fair
Route 162 over Oyster River	1987	8,700	Fair
Route 17 over Pistipaug Pond Brook	2007	8,700	Good
Ssr 450 over Interstate-95	1957	8,700	Fair
Benham Street over Route 15	1949	8,600	Good
Sharon Road over Mad River	1975	8,600	Good
Route 139 over Branford River	2017	8,500	Good
Route 150 over Wharton Brook	2019	8,500	Good
West Main Street over Wepawaug River	1928	8,470	Good
Chapel Street over Prov & Worc Railroad	1912	8,452	Fair
Sherman Avenue over Farmington Canal Greenwa	1980	8,400	Good
River Street over Wepawaug River	1934	8,345	Fair
I-91 Tr 807 SR 702 over Pond Hill Road	1965	8,300	Good
Morgan Lane over Interstate 95	1957	8,200	Good
Route 17 over Brook	1970	8,200	Fair
Rt 64 Eb/i-84 Ramp over Interstate 84	1965	8,200	Fair
Grandview Avenue over Robbins Street	1995	8,100	Good
I-91 Ramp 142 over Interstate-91 Ramp 143	1965	8,000	Good
Prindle Road over Oyster River	2001	8,000	Good
Route 17 over Five Mile Brook	1995	8,000	Fair
SR 738 (E. Center over Interstate-91	1965	8,000	Poor
US Route 1 over Hammonasset River	1961	8,000	Fair
Clark Street over Metro North Railroad	2006	7,905	Good
East Aurora Street over Steele Brook	1963	7,900	Fair
Route 8 Ramp 031 over Metro-north & RR Drive	1996	7,900	Good
Church St South #1 over Route 34	1960	7,800	Fair
SR 727 over Naugatuck River & Mnrr	1960	7,800	Fair
South Main Street over Beacon Falls Canal	1920	7,800	Fair
Chapel Street over Metro North	1994	7,700	Fair
Route 103 over Muddy River	1961	7,700	Fair
Route 63 over Beacon Hill Brook	1966	7,700	Good
Rte 103(MAPLE Ave) over CSX Railroad	1961	7,700	Fair
Derby Milford Road over Route 15	1941	7,600	Fair
Freight Street over Naugatuck River	1925	7,600	Fair
I-84 Ramp 200 over I-84 Ramps 199&202 Bank	1966	7,600	Fair
I-91 Tr 808 & SR 7 over Pond Hill Road	1965	7,600	Fair
SR 729 (broadway) over Amtrak Railroad	1988	7,600	Good
SR 729 over Quinnipiac River	1989	7,600	Fair
Route 17 over Brook	1990	7,500	Good
US Route 1 over Neck River	1914	7,500	Fair
US Route 5 NB over Route 15	1946	7,500	Fair
Route 70 over Quinnipiac River	1988	7,400	Good
Pond Lily Avenue over West River	1991	7,300	Fair
Rubber Avenue over Long Meadow Pond Brook	1983	7,300	Fair
SR 847 over Mad River	1935	7,300	Fair
Derby-milford Road over Wepawaug River	2019	7,200	Good

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Source: FHWA National Bridge Inventory, 2025.

New Haven County bridge conditions · Connecticut bridges by county.

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