US Bridges

I 90 Ex 117 in 13 over ST 30 Cochituate RD

Fair

Middlesex County, Massachusetts · Outside Int 13 L26 · Structure no. F070614P1DOTNBI

Built
1957
68 years old, rebuilt 1994
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
125 ft
3 main spans
Daily traffic
52,165
2022 count
Owner
State
State Highway Agency

About this bridge

I 90 Ex 117 in 13 over ST 30 Cochituate RD is a steel stringer/multi-beam or girder carrying I 90 Ex 117 in 13 over ST 30 Cochituate RD 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 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 52,165 vehicles a day, roughly 8% of them trucks, projected to reach 71,068 by 2033. The structure is 125 ft (38.1 m) long and 55 ft wide.

CarriesI 90 Ex 117 in 13
CrossesST 30 Cochituate RD
LocationOutside Int 13 L26
RouteInterstate 90
Coordinates42.30758, -71.38741
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length125 ft (38.1 m)
Longest span67 ft (20.5 m)
Deck width55 ft (16.7 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52,165 (2022)
Projected traffic71,068 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 Ex 117 in 13 over ST 30 Cochituate RD built?

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

What condition is I 90 Ex 117 in 13 over ST 30 Cochituate RD 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 February 2024.

How much traffic does I 90 Ex 117 in 13 over ST 30 Cochituate RD carry?

About 52,165 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is I 90 Ex 117 in 13 over ST 30 Cochituate RD?

The structure is 125 ft (38.1 m) long with a longest span of 67 ft (20.5 m) and a deck 55 ft wide.

Who owns I 90 Ex 117 in 13 over ST 30 Cochituate RD?

It is owned by the State Highway Agency.