Bridge Safety in Connecticut

4,363 bridges, 209 Poor condition, avg age 57 years.

Bridge Inventory

Total Bridges4,363
Good Condition1,210
Fair Condition2,944
Poor Condition209
Oldest BridgeBuilt 1832
Average Age57 years

Condition Summary

% Good27.7%
% Fair67.5%
% Poor4.8%

Highest-Traffic Poor Condition Bridges in Connecticut

Poor condition bridges sorted by daily traffic, the most urgent safety concerns.

Bridge Condition Year Built ADT Length
MILL PLAIN ROAD Poor 1958 130,300 -
METRO NORTH RAILROAD Poor 1956 121,500 -
HOCKANUM RIVER Poor 1962 75,400 -
HAMILTON STREET Poor 1967 68,900 -
ELM STREET Poor 1964 64,400 -
I-84WB RTE8 NAUGATUCK RV Poor 1967 63,000 -
ROUTE 161 Poor 1958 59,100 -
P&W RAILROAD & UNION ST Poor 1950 55,700 -
CSORR SR 598WB & TR803 Poor 1964 50,700 -
P&W RR & HARTFORD AVE Poor 1942 47,500 -
THAMES RV RR LOCAL ROADS Poor 1943 42,600 -
SHADDUCK ROAD Poor 1964 35,800 -
BYRAM RIVER Poor 1968 35,050 -
BISHOP CROSSING RD Poor 1958 34,800 -
QUINNIPIAC RIVER Poor 1946 33,700 -
RTE 8 NAUG RIV M-N RR Poor 1967 33,600 -
ROUTE 12 Poor 1964 33,500 -
MC MULLEN AVENUE Poor 1943 32,000 -
GROTON RESERVOIR Poor 1964 30,500 -
ROUTE 8 SB & LOCAL ROADS Poor 1966 30,400 -

Oldest Bridges in Connecticut

Bridge Condition Year Built Age ADT
SR 598 WHITEHEAD HIGHWAY Fair 1832 194 yrs 12,900
HOUSATONIC RIVER Fair 1841 185 yrs 1,100
HOUSATONIC RIVER Fair 1842 184 yrs 400
RIPPOWAM RIVER Fair 1847 179 yrs 5,700
FIVE MILE RIVER Fair 1850 176 yrs 21,900
WHETSTONE BROOK Fair 1850 176 yrs 110
MILL BROOK Good 1850 176 yrs 994
WEPAWAUG RIVER Fair 1855 171 yrs 34,600
NORWALK RIVER Good 1860 166 yrs 13,800
NONEWAUG RIVER Good 1860 166 yrs 394

Bridge Safety in Connecticut

Bridge condition data for Connecticut comes from the FHWA National Bridge Inventory. All publicly accessible bridges with a span over 20 feet are inspected at least every 24 months by certified bridge inspectors.