US Bridges

I 93 NB over RR Bmrr

Fair

Essex County, Massachusetts · 0.25 MI S Rt 93 & Vale ST · Structure no. A090242J6DOTNBI

Built
1959
66 years old, rebuilt 1972
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
139 ft
3 main spans
Daily traffic
73,318
2024 count
Owner
State
State Highway Agency

About this bridge

I 93 NB over RR Bmrr is a prestressed concrete stringer/multi-beam or girder carrying I 93 NB over RR Bmrr in Essex County, Massachusetts. It was built in 1959 and reconstructed in 1972, so it is 66 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 73,318 vehicles a day, roughly 5% of them trucks, projected to reach 217,943 by 2031. The structure is 139 ft (42.4 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI 93 NB
CrossesRR Bmrr
Location0.25 MI S Rt 93 & Vale ST
RouteInterstate 93
CountyEssex County
StateMassachusetts
Coordinates42.61872, -71.17591
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating41.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span46 ft (14 m)
Deck width56 ft (17.1 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73,318 (2024)
Projected traffic217,943 by 2031
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$8.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 NB over RR Bmrr built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1972.

What condition is I 93 NB over RR Bmrr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does I 93 NB over RR Bmrr carry?

About 73,318 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is I 93 NB over RR Bmrr?

The structure is 139 ft (42.4 m) long with a longest span of 46 ft (14 m) and a deck 56 ft wide.

Who owns I 93 NB over RR Bmrr?

It is owned by the State Highway Agency.