US Bridges

ST104 Pleasant ST over ST 24

Fair

Plymouth County, Massachusetts · ST 104 at ST 24 · Structure no. B230193VHDOTNBI

Built
1979
46 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
204 ft
2 main spans
Daily traffic
14,286
2023 count
Owner
State
State Highway Agency

About this bridge

ST104 Pleasant ST over ST 24 is a prestressed concrete continuous stringer/multi-beam or girder carrying ST104 Pleasant ST over ST 24 in Plymouth County, Massachusetts. It was built in 1979, so it is 46 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 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 14,286 vehicles a day, roughly 13% of them trucks, projected to reach 39,482 by 2032. The structure is 204 ft (62.1 m) long and 56 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesST104 Pleasant ST
CrossesST 24
LocationST 104 at ST 24
RouteState Highway 104
CountyPlymouth County
StateMassachusetts
Coordinates41.96592, -71.02784
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMay 2023
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 alignment9: Superior to present desirable criteria
Operating rating67.9 US tons
Inventory rating49.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length204 ft (62.1 m)
Longest span98 ft (29.9 m)
Deck width56 ft (17.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,286 (2023)
Projected traffic39,482 by 2032
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.8 mi (11 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$10.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST104 Pleasant ST over ST 24 built?

It was built in 1979, making it 46 years old in 2025.

What condition is ST104 Pleasant ST over ST 24 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 May 2023.

How much traffic does ST104 Pleasant ST over ST 24 carry?

About 14,286 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is ST104 Pleasant ST over ST 24?

The structure is 204 ft (62.1 m) long with a longest span of 98 ft (29.9 m) and a deck 56 ft wide.

Who owns ST104 Pleasant ST over ST 24?

It is owned by the State Highway Agency.