US Bridges

HWY South ST over ST 3

Fair

Plymouth County, Massachusetts · .5 MI S of Hanover Tl · Structure no. N240104B0DOTNBI

Built
1961
64 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
255 ft
5 main spans
Daily traffic
4,214
2023 count
Owner
State
State Highway Agency

About this bridge

HWY South ST over ST 3 is a prestressed concrete stringer/multi-beam or girder carrying HWY South ST over ST 3 in Plymouth County, Massachusetts. It was built in 1961, so it is 64 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 4,214 vehicles a day, projected to reach 13,740 by 2032. The structure is 255 ft (77.7 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesHWY South ST
CrossesST 3
Location.5 MI S of Hanover Tl
RouteCity Street 0
CountyPlymouth County
StateMassachusetts
Coordinates42.14553, -70.83424
Functional classUrban Collector

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 inspectionOctober 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.3 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length255 ft (77.7 m)
Longest span63 ft (19.2 m)
Deck width42 ft (12.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,214 (2023)
Projected traffic13,740 by 2032
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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$9.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY South ST over ST 3 built?

It was built in 1961, making it 64 years old in 2025.

What condition is HWY South ST over ST 3 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 October 2023.

How much traffic does HWY South ST over ST 3 carry?

About 4,214 vehicles per day (2023 count).

How long is HWY South ST over ST 3?

The structure is 255 ft (77.7 m) long with a longest span of 63 ft (19.2 m) and a deck 42 ft wide.

Who owns HWY South ST over ST 3?

It is owned by the State Highway Agency.