Middlesex County, CT
304 public highway bridges
Middlesex County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Middlesex County, Connecticut contains 304 public highway bridges. Roughly 30.3% are rated “Good,” 46.1% “Fair,” and 3.3% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (304)
RIDGE ROAD
FairOver: SUMNER BROOK
290 FT W OF MAIN ST EXT, Middlesex, CT
DENNISON ROAD
FairOver: FALLS RIVER
0.2 MI N OF ROUTE 154, Middlesex, CT
BEAVER MEADOW ROAD
GoodOver: BEAVER MEADOW BROOK
0.7 MI W OF ROUTE 9, Middlesex, CT
VILLAGE STREET
GoodOver: DEEP RIVER
500 FT W OF ROUTE 154, Middlesex, CT
ROUTE 147
GoodOver: COGINCHAUG RIVER
0.7 MI S OF ROUTE 157, Middlesex, CT
ROUTE 9 RAMP 027
GoodOver: PONSET BROOK
RTE. 9 SB EXIT 9 OFF RAMP, Middlesex, CT
ROUTE 9 RAMP 026
GoodOver: PONSET BROOK
RTE. 9 NB EXIT 9 OFF RAMP, Middlesex, CT
ROUTE 81
GoodOver: PONSET BROOK
0.2 MI S OF ROUTE 154, Middlesex, CT
SPRING STREET
GoodOver: DEEP RIVER
150 FT W OF ROUTE 154, Middlesex, CT
SILVER BIRCH LANE
GoodOver: BROOK
0.4 MILE WEST OF ROUTE 81, Middlesex, CT
ROUTE 151
GoodOver: SALMON RIVER
0.4 MILES FROM JCT 196, Middlesex, CT
CHATFIELD HOLLOW R
GoodOver: CHATFIELD HOLLOW BROOK
0.5 MI N OF PARK ENTRANC, Middlesex, CT
US ROUTE 1
GoodOver: AMTRAK RAILROAD
.25 MILES SOUTH OF I95, Middlesex, CT
ROUTE 9 SOUTHBOUND
GoodOver: KELSEY HILL ROAD
0.7 MI N OF ROUTE 154, Middlesex, CT
NORTH MAIN STREET
GoodOver: GREAT BROOK
0.3 MI N OF ROUTE 148, Middlesex, CT
CARTER HILL ROAD
GoodOver: MENUNKETESUCK RIVER
335 FT S OF VALLEY RD, Middlesex, CT
NORTH MAIN STREET
GoodOver: GREAT BROOK
0.3 MI N OF ROUTE 148, Middlesex, CT
MAIN ST. #2
GoodOver: BROOK
50 E OF CHENEY ST, Middlesex, CT
DEPOT ROAD
GoodOver: CANDLEWOOD HILL BROOK
30 FT N OF ROUTE 154, Middlesex, CT
BOULDER DELL ROAD
GoodOver: BIBLE ROCK BROOK
100 FT E OF ROUTE 154, Middlesex, CT
MILL STREET
GoodOver: LONG HILL BROOK
0.2 MI N. OF ROUTE 17, Middlesex, CT
BOARDMAN LANE NO 1
GoodOver: SAWMILL BROOK
0.3 MI W OF MIDDLE STREET, Middlesex, CT
ROUTE 68
GoodOver: COGINCHAUG RIVER
0.5 MILE WEST OF ROUTE 17, Middlesex, CT
HERITAGE BOULEVARD
GoodOver: MINER BROOK
400 FT W OF ROUTE 217, Middlesex, CT
GRAPEVINE ROAD
GoodOver: CANDLEWOOD HILL BROOK
0.1 MI N CANDLEWOOD H.RD, Middlesex, CT
ROUTE 148
GoodOver: PATTACONK BROOK
0.2 MI W OF ROUTE 9, Middlesex, CT
NORTH MAIN STREET
GoodOver: GREAT BROOK
540 FT N OF ROUTE 148, Middlesex, CT
HAYWARDVILLE ROAD
GoodOver: EIGHT MILE RIVER
0.2 MI E OF SSR 434, Middlesex, CT
WILCOX HILL ROAD
GoodOver: RESERVOIR BROOK
200 FT. EAST OF ROUTE 17, Middlesex, CT
MAIN STREET
GoodOver: POCOTOPAUG CREEK
0.5 MI N OF ROUTE 16, Middlesex, CT
ROUTE 154
GoodOver: CHESTER CREEK
320 FT S OF ROUTE 148, Middlesex, CT
ROUTE 217
GoodOver: MATTABESSET RIVER
JCT OF ROUTE 372, Middlesex, CT
ROUTE 148
GoodOver: GREAT BROOK
0.7 MI W OF ROUTE 154, Middlesex, CT
FLAT ROCK PLACE
GoodOver: WETLANDS
0.4 MI E OF ROUTRE 153, Middlesex, CT
JONES HILL ROAD
GoodOver: EIGHT MILE RIVER
580 FT E OF SSR 434, Middlesex, CT
DISH MILL ROAD
GoodOver: PONSET BROOK
160 FT W OF ROUTE 81, Middlesex, CT
FLAT ROCK PLACE
GoodOver: WETLANDS
0.2 MI EAST OF ROUTE 153, Middlesex, CT
ROUTE 154
GoodOver: FALLS RIVER
0.6 MI S OF ROUTE 9, Middlesex, CT
FLAT ROCK PLACE
GoodOver: WETLANDS
0.6 MI E OF ROUTE 153, Middlesex, CT
MAIN STREET
GoodOver: PATTACONK BROOK
55 FT S OF ROUTE 148, Middlesex, CT
ROUTE 17
GoodOver: LONG HILL BROOK
0.7 MI N OF ROUTE 155, Middlesex, CT
ROUTE 151
GoodOver: MOODUS RIVER
105 FT N OF ROUTE 149, Middlesex, CT
FLAT ROCK PLACE
GoodOver: WETLANDS
0.5 M EAST RTE 154, Middlesex, CT
WALNUT STREET
GoodOver: FALLS RIVER
90 FT S OF MAIN STREET, Middlesex, CT
NEHANTIC TRAIL #2
GoodOver: MUD CREEK
50' SOUTH/RED BIRD TRAIL, Middlesex, CT
ROUTE 155
GoodOver: SUMNER BROOK
0.7 MI W OF ROUTE 9, Middlesex, CT
PEARL STREET
GoodOver: P & W RAILROAD
1/4 MI. NORTH OF RTE.66, Middlesex, CT
ROUTE 17A
GoodOver: CARR BROOK
2.3 MI N OF ROUTE 66, Middlesex, CT
ROUTE 79
GoodOver: HAMMONASSET BROOK
0.1 MI S OF ROUTE 148, Middlesex, CT
ROUTE 9 RAMP 006
GoodOver: MUD RIVER
500 FT S OF ROUTE 153, Middlesex, CT
Read our methodology - how this data is sourced, computed, and verified.
Related
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.