US Bridges

I 93 Off Ramp over I 93 & NB on Ramp

Fair

Middlesex County, Massachusetts · Commerce Way · Structure no. W43048AGBDOTNBI

Built
2000
25 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
1,604 ft
11 main spans
Daily traffic
2,389
2022 count
Owner
State
State Highway Agency

About this bridge

I 93 Off Ramp over I 93 & NB on Ramp is a steel continuous box beam or girders - multiple carrying I 93 Off Ramp over I 93 & NB on Ramp in Middlesex County, Massachusetts. It was built in 2000, so it is 25 years old, younger 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 6 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 2,389 vehicles a day, roughly 10% of them trucks, projected to reach 20,847 by 2032. The structure is 1,604 ft (488.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesI 93 Off Ramp
CrossesI 93 & NB on Ramp
LocationCommerce Way
RouteInterstate 93
Coordinates42.52009, -71.13299
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.8 US tons
Inventory rating43.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length1,604 ft (488.8 m)
Longest span160 ft (48.7 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,389 (2022)
Projected traffic20,847 by 2032
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$13.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 Off Ramp over I 93 & NB on Ramp built?

It was built in 2000, making it 25 years old in 2025.

What condition is I 93 Off Ramp over I 93 & NB on Ramp 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 November 2023.

How much traffic does I 93 Off Ramp over I 93 & NB on Ramp carry?

About 2,389 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is I 93 Off Ramp over I 93 & NB on Ramp?

The structure is 1,604 ft (488.8 m) long with a longest span of 160 ft (48.7 m) and a deck 26 ft wide.

Who owns I 93 Off Ramp over I 93 & NB on Ramp?

It is owned by the State Highway Agency.