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)
SAW MILL ROAD
GoodOver: PARMELEE BROOK
0.3 MI NORTH OF ROUTE 17, Middlesex, CT
ROUTE 154
GoodOver: SOUTH COVE
3.9 MI N OF US ROUTE 1, Middlesex, CT
ROUTE 154
GoodOver: SOUTH COVE
4.34 MILES NORTH ROUTE 1, Middlesex, CT
ROUTE 17
GoodOver: LONG HILL BROOK
0.4 MI S OF ROUTE 155, Middlesex, CT
DOLBIA HILL ROAD 2
GoodOver: EIGHT MILE RIVER
715 FT E OF SSR 434, Middlesex, CT
ROUTE 154
GoodOver: CANDLEWOOD HILL BROOK
AT JCT RTE 81 & RTE 154, Middlesex, CT
OLD CLINTON ROAD
GoodOver: AMTRAK RAILROAD
1.4 MI E OF ROUTE 145, Middlesex, CT
ROUTE 148
GoodOver: BROOK
0.2 MI E OF ROUTE 79, Middlesex, CT
ROUTE 80
GoodOver: DEEP RIVER
1.1 MI W OF ROUTE 9, Middlesex, CT
CHERRY HILL ROAD
GoodOver: COGINCHAUG RIVER
0.1 S OF ROUTE 157, Middlesex, CT
ROUTE 148
GoodOver: PATTACONK BROOK
0.5 MI W OF ROUTE 9, Middlesex, CT
MILL STREET
GoodOver: SUMNER BROOK
0.1 MI N OF SAYBROOK ROAD, Middlesex, CT
PLEASANT VALLEY RD
GoodOver: MENUNKETESUCK RIVER
0.5 MI W. OF ROUTE 145, Middlesex, CT
LITTLE CITY ROAD
GoodOver: PONSET BROOK
825 FT W OF ROUTE 81, Middlesex, CT
FOXTOWN ROAD
GoodOver: EIGHT MILE RIVER
200 FT E. OF SSR 434, Middlesex, CT
EAST MAIN STREET
GoodOver: SUMNER BROOK
475 FT N OF ROUTE 17, Middlesex, CT
PROSPECT STREET
GoodOver: P & W RAILROAD
EXIT FR LIBERTY ST NO 2, Middlesex, CT
ROUTE 66
GoodOver: COGINCHAUG RIVER
105 FT W OF ROUTE 157, Middlesex, CT
WEST STREET
GoodOver: P & W RAILROAD
0.1 MI SOUTH OF ROUTE 157, Middlesex, CT
RIVER ROAD NO. 1
GoodOver: CHATFIELD HOLLOW BROOK
500FT W OF PAPER MILL RD, Middlesex, CT
ROUTE 9 SOUTHBOUND
GoodOver: BARTHOLOMEW ROAD
0.6 MI S OF ROUTE 155, Middlesex, CT
CHATFIELD HOLLOW R
GoodOver: CHATFIELD HOLLOW BROOK
0.3 MI N OF MAIN ENTRANCE, Middlesex, CT
ROUTE 9
GoodOver: GAME AREA ROAD
1.1 MI NO. OF RT 99, Middlesex, CT
ROUTE 82
GoodOver: HUNGERFORD BROOK
1.0 MI W OF ROUTE 148, Middlesex, CT
JOHNSONVILLE ROAD
GoodOver: MOODUS RIVER
0.4 MI NORTH OF ROUTE 149, Middlesex, CT
ROUTE 154
GoodOver: DEEP RIVER
0.6 MI N OF ROUTE 80, Middlesex, CT
RESERVOIR ROAD
GoodOver: MENUNKETESUCK RIVER
0.4 MI N. OF ROUTE 80, Middlesex, CT
INTERSTATE-95
GoodOver: LIBERTY STREET NO. 1
0.5 MI N OF ROUTE 81, Middlesex, CT
ROUTE 82
GoodOver: HEMLOCK VALLEY BROOK
1.5 MI E OF ROUTE 151, Middlesex, CT
WINTHROP ROAD
GoodOver: FALLS RIVER
1.8 MI S OF ROUTE 80, Middlesex, CT
KELSEYTOWN ROAD
GoodOver: MENUNKETESUCK RIVER
100'W OF BROOKSIDE DRIVE, Middlesex, CT
ROUTE 148
GoodOver: PATTACONK BROOK
0.7 MI W OF ROUTE 15, Middlesex, CT
ROUTE 80
GoodOver: MENUNKETESUCK RIVER
1.3.MI E. OF ROUTE 81, Middlesex, CT
INGHAM HILL ROAD
GoodOver: AMTRAK RAILROAD
0.4 MI N OF US ROUTE 1, Middlesex, CT
ROUTE 9 SOUTHBOUND
GoodOver: MATTABESSET RIVER
1.5 MI SOUTH OF ROUTE 72, Middlesex, CT
DUBLIN HILL ROAD
GoodOver: PONSET BROOK
40 FT N OF DEPOT RD, Middlesex, CT
MAPLE AVENUE
GoodOver: ALLYN BROOK
0.20 MI S OF ROUTE 68, Middlesex, CT
INTERSTATE-95
GoodOver: VALLEY RAILROAD
0.1 MI S OF ROUTE 154, Middlesex, CT
PICKET LANE
GoodOver: HERSIG BROOK
0.1 m S of Maiden Lane, Middlesex, CT
ROUTE 154
GoodOver: PLUM BANK CREEK
1.1 MI S OF US ROUTE 1, Middlesex, CT
NORTH ROAD EXTENS.
GoodOver: COLES BROOK
0.1 MI E OF I-91, Middlesex, CT
INTERSTATE-91
GoodOver: FALLS BROOK
500-FT SO. OF SMITH ST BR, Middlesex, CT
GLENWOOD ROAD
GoodOver: INDIAN RIVER
1000 FT E OF ROUTE 81, Middlesex, CT
ROUTE 9
GoodOver: GREAT BROOK
0.4 MI N OF ROUTE 82, Middlesex, CT
COUNTRY VILLAGE LA
PoorOver: BROOK
0.2 MI EAST OF OLD NOD RD, Middlesex, CT
ROUTE 154
PoorOver: BACK RIVER
0.8 MI S OF US ROUTE 1, Middlesex, CT
WATERSIDE LANE
PoorOver: HAMMOCK RIVER
0.3 MI S OF US ROUTE 1, Middlesex, CT
ROUTE 82
PoorOver: CONNECTICUT RIVER
0.1 MILE WEST OF RTE. 149, Middlesex, CT
ROUTE 154
PoorOver: ROARING BROOK
100 FT N OF ROUTE 82, Middlesex, CT
RIVER ROAD
PoorOver: FALLS RIVER
0.3 MI S OF BOOK HILL RD, 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.