US Bridges

HWY Old Conn Pth over I 90

Fair

Middlesex County, Massachusetts · .2 Mi. W. of Int. 13 · Structure no. F070594P4DOTNBI

Built
1957
68 years old, rebuilt 1994
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
227 ft
4 main spans
Daily traffic
11,000
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Old Conn Pth over I 90 is a steel stringer/multi-beam or girder carrying HWY Old Conn Pth over I 90 in Middlesex County, Massachusetts. It was built in 1957 and reconstructed in 1994, so it is 68 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 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 11,000 vehicles a day, roughly 7% of them trucks, projected to reach 12,634 by 2031. The structure is 227 ft (69.2 m) long and 57 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHWY Old Conn Pth
CrossesI 90
Location.2 Mi. W. of Int. 13
RouteCity Street 0
Coordinates42.31375, -71.39077
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating31.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length227 ft (69.2 m)
Longest span75 ft (22.8 m)
Deck width57 ft (17.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2024)
Projected traffic12,634 by 2031
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$11.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Old Conn Pth over I 90 built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1994.

What condition is HWY Old Conn Pth over I 90 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 March 2024.

How much traffic does HWY Old Conn Pth over I 90 carry?

About 11,000 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is HWY Old Conn Pth over I 90?

The structure is 227 ft (69.2 m) long with a longest span of 75 ft (22.8 m) and a deck 57 ft wide.

Who owns HWY Old Conn Pth over I 90?

It is owned by the State Highway Agency.