State profile · Near national median SD

Massachusetts bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Massachusetts — drawn straight from the FHWA National Bridge Inventory.

5,314
Public bridges
24.9%
Good condition
8.0%
Poor condition
8.0%
Structurally deficient

Total Bridges

5,314

Public highway bridges in Massachusetts

Good Condition

24.9%

1,323 bridges rated 7-9

-25.1pp vs 50% benchmark

Poor Condition

8.0%

423 bridges rated 0-4

Structurally Deficient

8.0%

423 bridges flagged for repair priority

1.0pp vs national avg 7.0%

Massachusetts vs national bridge condition

Massachusetts — Good condition share 24.9%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Massachusetts — Structurally deficient share 26.5%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Bridge inventory deck-condition mix — Massachusetts (FHWA NBI)

Massachusetts24.89649981181784%60.143018441851716%GoodFairPoorStructurally Deficient
Bridge inventory deck-condition mix — Massachusetts (FHWA NBI)

Counties (14)

Barnstable 107 Berkshire 450 Bristol 384 Dukes 5 Essex 399 Franklin 314 Hampden 429 Hampshire 259 Middlesex 820 Nantucket 2 Norfolk 348 Plymouth 287 Suffolk 494 Worcester 1016

Massachusetts vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Massachusetts on the same metric.

31

Nebraska

7.73% top marginal rate
Structure
Progressive
Burden @ $100K
$15,571

17

Illinois

7.88% top marginal rate
Structure
Progressive
Burden @ $100K
$27,743
Selected

25

Massachusetts

7.96% top marginal rate
Structure
Progressive
Burden @ $100K
$5,314

29

Missouri

8.53% top marginal rate
Structure
Progressive
Burden @ $100K
$24,654

26

Michigan

8.92% top marginal rate
Structure
Progressive
Burden @ $100K
$1,188

Bridges Needing Most Attention in Massachusetts

Six lowest-condition bridges in Massachusetts, ranked by composite NBI rating. Each is inspected at least every 24 months.

HWY WINTHROP ST

Poor

Over: WATER IPSWICH RIVER

@ IPWSICH TL = I-01-006, Essex, MA

Built 1845 Load: 0.6 t ADT: 650

HWY CENTER ST

Structurally Deficient

Over: WATER SAWMILL RIVER

0.2 MI W OF ST 63, Franklin, MA

Built 1937 Load: 0.7 t ADT: 517

HWY PROSPECT AVE

Structurally Deficient

Over: RR PVRR

.1 M E WESTFIELD T.L., Hampden, MA

Built 1926 Load: 1.9 t

HWY MERIDIAN ST

Poor

Over: WATER CHELSEA RIVER

@ CHELSEA TL = C09005, Suffolk, MA

Built 1954 Load: 4.3 t ADT: 22,435

HWY BRIDGE ST

Structurally Deficient

Over: WATER TOWN BROOK

.1MI W OF INT W/ ROUTE 7, Berkshire, MA

Built 1945 Load: 4.7 t ADT: 517

ST 21 LUDLOW AVE

Poor

Over: WATER CHICOPEE RIVER

AT SPRINGFIELD CITY LINE, Hampden, MA

Built 1930 Load: 4.8 t ADT: 23,427

All Bridges in Massachusetts

ST129 BILLERICA RD

Good

Over: WATER RIVER MEADOW BROOK

1.6 KM W OF RTE 3, Middlesex, MA

Built 2022 Load: 32.4 t ADT: 14,535

HWY SHORE DRIVE

Good

Over: WATER FREEMAN LAKE SPLWY

0.3 MI WEST OF GRACE ST, Middlesex, MA

Built 1975 Load: 32.4 t ADT: 300

HWY CAMBRDGE TPK

Good

Over: WATER MILL BROOK

0.8 MI NW OF ST-2, Middlesex, MA

Built 2020 Load: 32.4 t ADT: 3,900

ST 9 WORCESTER RD

Good

Over: WATER RESERVOIR OUTLET

.5 MI. WEST OF TEMPLE ST, Middlesex, MA

Built 2016 Load: 32.4 t ADT: 41,604

I 90 EB

Good

Over: WATER MDC RES 3

MM 112/E OF EXIT 111/ST9, Middlesex, MA

Built 1957 Load: 32.4 t ADT: 52,197

HWY HILLSIDE DR

Good

Over: WATER DEER BROOK

0.2 MI S OF MARSHALL ST, Middlesex, MA

Built 2000 Load: 32.4 t ADT: 400

HWY OLD SWMLL RD

Good

Over: WATER DEER BROOK

RE, Middlesex, MA

Built 2000 Load: 32.4 t ADT: 400

HWY FRUIT ST

Good

Over: COMB MBTA/CSX & SUDBURY

.7 MI EAST OF I - 495, Middlesex, MA

Built 2023 Load: 32.4 t ADT: 2,600

HWY WEDGEWOOD DR

Good

Over: WATER BROOK

150 FT W OF SINGLETARY WY, Middlesex, MA

Built 2000 Load: 32.4 t ADT: 1,800

HWY CENTRAL ST

Good

Over: WATER LWR PAWTUCKET CNL

SOUTH OF MARKET ST, Middlesex, MA

Built 1835 Load: 32.4 t ADT: 12,184

HWY MARKET ST

Good

Over: WATER WESTERN CANAL

AT MICHALOPOULOS SQ, Middlesex, MA

Built 2019 Load: 32.4 t ADT: 6,900

HWY PAWTUCKET ST

Good

Over: WATER NORTHERN CANAL

AT FRENCH ST EXT, Middlesex, MA

Built 2022 Load: 32.4 t ADT: 2,900

HWY PAWTUCKET ST

Good

Over: WATER PAWTUCKET CANAL

AT MERRIMACK RIVER, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 18,800

HWY VFW HWY

Good

Over: WATER BEAVER BROOK

1.6 KM E UNVRSTY OF LWLL, Middlesex, MA

Built 2022 Load: 32.4 t ADT: 25,788

HWY CANAL ST

Good

Over: WATER PAWTUCKET CANAL

0.15 KM FROM DUTTON ST, Middlesex, MA

Built 2019 Load: 32.4 t ADT: 10

HWY ELM ST

Good

Over: WATER MILLHAM BROOK

960' E OF BOUNDARY ST, Middlesex, MA

Built 2015 Load: 32.4 t ADT: 1,164

HWY FLORIDA RD

Good

Over: WATER ASSABET RIVER

0.1 MI N OF ST-62, Middlesex, MA

Built 2023 Load: 32.4 t ADT: 2,850

ST 38 MAIN ST

Good

Over: WATER MYSTIC RIVER

.1 MI N OF ST16, Middlesex, MA

Built 1908 Load: 32.4 t ADT: 67,900

HWY LONGLEY RD

Good

Over: WATER MULPUS BROOK

.1 MI. NE. OF RT. 2A, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 800

HWY BROADWAY

Good

Over: RR MBTA/BMRR

2.4 KM NW OF JCT SR28&38, Middlesex, MA

Built 2020 Load: 32.4 t ADT: 28,000

HWY DUTTON RD

Good

Over: WATER HOP BROOK

0.4 MI SOUTH OF HUDSON RD, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 4,000

HWY W MEADOW RD

Good

Over: WATER LOCKE BROOK

.15 MI. N. OF ST-119, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 516

HWY WOERD AVE

Good

Over: WATER CHARLES RIVER

.6 KM. NE. OF NEWTON LINE, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 2,760

HWY BEAVER BK RD

Good

Over: WATER BEAVER BROOK

.2 MI. E. OF LITTLETON LN, Middlesex, MA

Built 2023 Load: 32.4 t ADT: 2,929

ST 62 MIDDLESEX AV

Good

Over: WATER LUBBERS BROOK

225FT W OF NORTH STREET, Middlesex, MA

Built 2022 Load: 32.4 t ADT: 26,800

HWY SWANTON ST

Good

Over: WATER ABERJONA RIVER

E OF RT38,N OF WNCHSTR CT, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 10,344

HWY SALEM ST

Good

Over: RR MBTA/BMRR

1.9 KM S RTE 93, Middlesex, MA

Built 2021 Load: 32.4 t ADT: 25,000

HWY WHITEHALL WY

Good

Over: WATER ARNOLDS BROOK

1/2 MILE E. OF ST126, Norfolk, MA

Built 2015 Load: 32.4 t ADT: 125

HWY PLAIN ST

Good

Over: RR MBTA

.32 KM E OF ST 37, Norfolk, MA

Built 1989 Load: 32.4 t ADT: 2,198

HWY REVOLUTION W

Good

Over: WATER EB NEPONSET RIVER

AT/NEAR NEPONSET STREET, Norfolk, MA

Built 2020 Load: 32.4 t ADT: 2,586

HWY ATLANTIC AVE

Good

Over: WATER LITTLE HARBOR INLT

.09 MI N OF BEECH ST, Norfolk, MA

Built 2019 Load: 32.4 t ADT: 7,241

HWY PROVDNCE HWY

Good

Over: WATER MOTHER BROOK

.32 KM. N OF ST 1A, Norfolk, MA

Built 2017 Load: 32.4 t ADT: 12,200

US 1 PROVDNCE HWY

Good

Over: WATER PURGATORY BROOK

.1 MI S OF UNIVERSITY AVE, Norfolk, MA

Built 1932 Load: 32.4 t ADT: 65,302

HWY ROCHESTER RD

Good

Over: WATER WEWEANTIC RIVER

@ CARVER/MIDDLEBOROUGH TL, Plymouth, MA

Built 2020 Load: 32.4 t ADT: 1,400

HWY BEACH ST

Good

Over: WATER CUT RIVER

.3 MI E OF RTE 139, Plymouth, MA

Built 2020 Load: 32.4 t ADT: 6,300

HWY PAPER MLL RD

Good

Over: WATER WEWEANTIC RIVER

.2M NW OF MAIN ST., Plymouth, MA

Built 2017 Load: 32.4 t ADT: 517

HWY DARTMOUTH ST

Good

Over: RR AMTRAK/MBTA

.16 KM S OF I90/COPLY PL., Suffolk, MA

Built 1983 Load: 32.4 t ADT: 27,310

HWY HARVARD ST

Good

Over: RR MBTA

.33 MI W OF SR28, Suffolk, MA

Built 1904 Load: 32.4 t ADT: 12,200

HWY FREIGHT COR

Good

Over: WATER RESERVE CHANNEL

MPA FREIGHT OFF SUMMER ST, Suffolk, MA

Built 2017 Load: 32.4 t ADT: 597

HWY S BOS BYPASS

Good

Over: COMB AMTRAK/MBTA&RED LN

.6 MI S OF JCT I 90, I 93, Suffolk, MA

Built 1995 Load: 32.4 t ADT: 10,776

ST145 REV BCH PKWY

Good

Over: RR MBTA/BMRR

.1 MI E OF ST 1A, Suffolk, MA

Built 1899 Load: 32.4 t ADT: 51,500

HWY WASHNGTN AVE

Good

Over: WATER S ATHOL PND OUTLET

.05M W OF SO. ATHOL ROAD, Worcester, MA

Built 2020 Load: 32.4 t ADT: 129

HWY PLEASANT ST

Good

Over: RR BMRR

.1 MI. NORTH OF ST-2A, Worcester, MA

Built 1885 Load: 32.4 t ADT: 4,050

HWY BROOKSIDE DR

Good

Over: WATER DRAINAGE

0.4 MILES NORTH CLARK ST, Worcester, MA

Built 2004 Load: 32.4 t

HWY BROOKSIDE DR

Good

Over: WATER WILDER BROOK

200' N. OF 282 BROOKSIDE, Worcester, MA

Built 2006 Load: 32.4 t ADT: 100

HWY LEO DRIVE

Good

Over: WATER WETLAND

400 FT W. OF BROOKSIDE DR, Worcester, MA

Built 2006 Load: 32.4 t ADT: 100

HWY RIVER ST

Good

Over: WATER QUINAPOXET RIVER

INT RIVER ST & HARRIS, Worcester, MA

Built 2017 Load: 32.4 t ADT: 100

HWY EVERGREEN RD

Good

Over: WATER MASON BROOK

0.6 MI. E. OF ST-68, Worcester, MA

Built 2021 Load: 32.4 t ADT: 780

ST 62 OLD BSTN TPK

Good

Over: WATER W BR WARE RIVER

.5 MI WEST OF ROUTE 68, Worcester, MA

Built 2021 Load: 32.4 t ADT: 1,550

ST 62 OLD BSTN TPK

Good

Over: WATER W BR WARE RIV TRIB

EAST OF FIRE TRUCK FILL, Worcester, MA

Built 2021 Load: 32.4 t ADT: 1,550

Showing 3,751-3,800 of 5,314 bridges

Related

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Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.