US Bridges

ST 30 Pleasant ST over I 90

FairPosted for load

Middlesex County, Massachusetts · I-90 Mm 113.2 · Structure no. F070534PEDOTNBI

Built
1957
68 years old, rebuilt 1993
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
288 ft
4 main spans
Daily traffic
11,137
2022 count
Owner
State
State Highway Agency

About this bridge

ST 30 Pleasant ST over I 90 is a steel stringer/multi-beam or girder carrying ST 30 Pleasant ST over I 90 in Middlesex County, Massachusetts. It was built in 1957 and reconstructed in 1993, 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. Its operating status is: posted for load restriction.

It carries about 11,137 vehicles a day, roughly 15% of them trucks, projected to reach 12,634 by 2033. The structure is 288 ft (87.8 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesST 30 Pleasant ST
CrossesI 90
LocationI-90 Mm 113.2
RouteState Highway 30
CountyMiddlesex County
StateMassachusetts
Coordinates42.30408, -71.44704
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating27.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length288 ft (87.8 m)
Longest span99 ft (30.2 m)
Deck width42 ft (12.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,137 (2022)
Projected traffic12,634 by 2033
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST 30 Pleasant ST over I 90 built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1993.

What condition is ST 30 Pleasant ST 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 February 2024.

How much traffic does ST 30 Pleasant ST over I 90 carry?

About 11,137 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is ST 30 Pleasant ST over I 90?

The structure is 288 ft (87.8 m) long with a longest span of 99 ft (30.2 m) and a deck 42 ft wide.

Who owns ST 30 Pleasant ST over I 90?

It is owned by the State Highway Agency.