US Bridges

HWY Neponset ST over I 95 NB

Fair

Norfolk County, Massachusetts · .6 MI N of Sharon T.L. · Structure no. N250303VTDOTNBI

Built
1963
62 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
30,584
2021 count
Owner
State
State Highway Agency

About this bridge

HWY Neponset ST over I 95 NB is a steel stringer/multi-beam or girder carrying HWY Neponset ST over I 95 NB in Norfolk County, Massachusetts. It was built in 1963, so it is 62 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 30,584 vehicles a day, roughly 5% of them trucks, projected to reach 62,066 by 2032. The structure is 80 ft (24.4 m) long and 87 ft wide.

Location

Open in Google Maps
CarriesHWY Neponset ST
CrossesI 95 NB
Location.6 MI N of Sharon T.L.
RouteCity Street 0
CountyNorfolk County
StateMassachusetts
Coordinates42.17094, -71.17083
Functional classUrban Other Principal 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating50.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length80 ft (24.4 m)
Longest span76 ft (23.2 m)
Deck width87 ft (26.5 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,584 (2021)
Projected traffic62,066 by 2032
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$6.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Neponset ST over I 95 NB built?

It was built in 1963, making it 62 years old in 2025.

What condition is HWY Neponset ST over I 95 NB 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 2023.

How much traffic does HWY Neponset ST over I 95 NB carry?

About 30,584 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is HWY Neponset ST over I 95 NB?

The structure is 80 ft (24.4 m) long with a longest span of 76 ft (23.2 m) and a deck 87 ft wide.

Who owns HWY Neponset ST over I 95 NB?

It is owned by the State Highway Agency.