Middlesex County, MA
820 public highway bridges
Middlesex County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Middlesex County, Massachusetts contains 820 public highway bridges. Roughly 20.4% are rated “Good,” 61.1% “Fair,” and 8.8% “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 (820)
HWY LEWIS TER
UnknownOver: I 90 EB
AT MILE 127.0, Middlesex, MA
HWY HARVARD ST
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY WALNUT ST
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY LOWELL AVE
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY CHESTNUT ST
UnknownOver: I 90 WB
AT MILE 125.5, Middlesex, MA
HWY HIGHLAND ST
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
ST 16 WB WASH ST
UnknownOver: I 90 WB
AT MILE 125.11, Middlesex, MA
ST 30 COMM AVE
UnknownOver: I 90 WB
AT MILE 124.6, Middlesex, MA
ST 30 WB SERV RD
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY AUBURN ST
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY WOODLAND RD
UnknownOver: I 90 WB
000064 STATUTORY, Middlesex, MA
HWY PARKER ST
UnknownOver: ST 9 WB
2.1 MI ELY RT 128, Middlesex, MA
I 90
UnknownOver: I 90 EB RAMP OFF
AT MILE 123.49, Middlesex, MA
ST 28 FELSWAY WEST
UnknownOver: I 93 NB
RT 28 WB AT RT 93, Middlesex, MA
HWY NORTH ST
UnknownOver: I 495 SB
0.6 MI SWLY RT 133, Middlesex, MA
HWY OAK ST
UnknownOver: I 90 EB
AT MILE 118.9, Middlesex, MA
I 90 MAINT RAMP
UnknownOver: I 90 WB
AT MILE 129.5, Middlesex, MA
HWY WINTER ST
UnknownOver: I 90 EB
2.3 MI WEST I90 & I95, Middlesex, MA
HWY OAK ST
UnknownOver: I 90 EB
1 MI WEST I90 & I95, Middlesex, MA
HWY PARK RD
UnknownOver: I 90 RAMP L INT 14
.5 MI WEST I90 & I95, Middlesex, MA
I 90 RMP J INT 14
UnknownOver: I 90 WB
AT MILE 122.9, Middlesex, MA
HWY PARK RD
UnknownOver: I 90 WB
.5 MI WEST I90 & I95, Middlesex, MA
I 90 RMP G INT 14
UnknownOver: I 90 RAMP
AT MILE 123.2, Middlesex, MA
I 90 RMP G INT 14
UnknownOver: I 90 RAMP A
AT MILE 123.23, Middlesex, MA
ST129 LOWELL ST
UnknownOver: I 93 NB
RT 129 AT RT 93, Middlesex, MA
HWY WOBURN ST
UnknownOver: I 93 SB
0.25 MI SLY RT 129, Middlesex, MA
HWY WOBURN ST
UnknownOver: I 93 SB
0.6 MI SLY RT 62, Middlesex, MA
ST 62
UnknownOver: I 93 SB
RT 62 AT RT 93, Middlesex, MA
ST125
UnknownOver: I 93 SB
RT 125 AT RT 93, Middlesex, MA
HWY SALEM ST
UnknownOver: I 93 NB
0.75 MI S RT 128, Middlesex, MA
I 93
FairOver: ST 28 & ST38 & TEMPLE ST
3.2 KM N OF JCT I-93&US-1, Middlesex, MA
ST 62 GLEASNDLE RD
FairOver: WATER ASSABET RIVER
0.4 MI N OF HUDSON TL, Middlesex, MA
HWY BUTTERS ROW
FairOver: RR MBTA/BMRR
0.1 MI W RT 38, Middlesex, MA
HWY COMMNWLTH AV
FairOver: WATER FORT POND BROOK
.2 MI NW OF RTE 62, Middlesex, MA
HWY MERRIAM ST
FairOver: RR MBTA/BMRR
0.48 KM S RT 117, Middlesex, MA
HWY BROOKS CROSS
FairOver: WATER MASON BROOK
1500 FT S OF NH S.L., Middlesex, MA
HWY WHEELER RD
FairOver: WATER ELIZABETH BROOK
.5 MILES SOUTH OF ST -117, Middlesex, MA
HWY JACKSON ST
FairOver: RR MBTA/BMRR
0.16 KM S CENTRAL ST, Middlesex, MA
US 3 MEMORIAL DR
FairOver: RR CSX
.32 KM E OF MAGAZINE ST, Middlesex, MA
ST119 MAIN ST
FairOver: WATER SQUANNACOOK RIVER
0.2 MI WLY RT 13, Middlesex, MA
HWY PARKER AVE
FairOver: WATER BEAVER BROOK
.3 MI NE OF MAMMOTH RD, Middlesex, MA
HWY MARKET ST
FairOver: WATER MERRIMACK CANAL
AT INTER WITH DUTTON ST, Middlesex, MA
I 93 SB ON RAMP
FairOver: OTHER TRI COMMUNITY GREE
0.1 MI S MONTVALE AVE, Middlesex, MA
I 95 /ST128
FairOver: WATER CHARLES RIVER
NEWTON-WELLESLEY TWN LINE, Middlesex, MA
HWY COX ST
FairOver: WATER ASSABET RIVER
.5 MI NW OF RTE 62, Middlesex, MA
HWY BRIDGE ST
FairOver: WATER MERRIMACK RIVER
0.25 MI W FALLS & RT 110, Middlesex, MA
HWY FRENCH ST
FairOver: WATER MERRIMACK CANAL
AT HIGH SCHOOL, Middlesex, MA
HWY LINCOLN ST
FairOver: WATER RIVER MEADOW BROOK
0.25 MI N CONNCTR & PLAIN, Middlesex, MA
ST111 HOLLIS ST
FairOver: WATER NISSITISSIT RIVER
200 FT S OF NASHUA RD, Middlesex, MA
ST 2 ELM ST
FairOver: WATER ASSABET RIVER
0.64 KM E RT 2 ROTARY, Middlesex, MA
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.