US Bridges

HWY Salem ST over RR Mbta/Bmrr

Good

Middlesex County, Massachusetts · 1.9 KM S RTE 93 · Structure no. W430038RCDOTNBI

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
1 main span
Daily traffic
25,000
2016 count
Owner
State
State Highway Agency

About this bridge

HWY Salem ST over RR Mbta/Bmrr is a steel stringer/multi-beam or girder carrying HWY Salem ST over RR Mbta/Bmrr in Middlesex County, Massachusetts. It was built in 2021, so it is 4 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25,000 vehicles a day, roughly 6% of them trucks. The structure is 120 ft (36.6 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesHWY Salem ST
CrossesRR Mbta/Bmrr
Location1.9 KM S RTE 93
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.48886, -71.13306
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span120 ft (36.6 m)
Deck width46 ft (14.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2016)
Projected traffic—
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Salem ST over RR Mbta/Bmrr built?

It was built in 2021, making it 4 years old in 2025.

What condition is HWY Salem ST over RR Mbta/Bmrr in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does HWY Salem ST over RR Mbta/Bmrr carry?

About 25,000 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is HWY Salem ST over RR Mbta/Bmrr?

The structure is 120 ft (36.6 m) long with a longest span of 120 ft (36.6 m) and a deck 46 ft wide.

Who owns HWY Salem ST over RR Mbta/Bmrr?

It is owned by the State Highway Agency.