US Bridges

ST126 Hartford Ave over I 495 NB

Fair

Norfolk County, Massachusetts · 1MI.S.MEDWAY Twn LN · Structure no. B060202AFDOTNBI

Built
1966
59 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
1 main span
Daily traffic
17,513
2022 count
Owner
State
State Highway Agency

About this bridge

ST126 Hartford Ave over I 495 NB is a steel stringer/multi-beam or girder carrying ST126 Hartford Ave over I 495 NB in Norfolk County, Massachusetts. It was built in 1966, so it is 59 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 6 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 17,513 vehicles a day, roughly 5% of them trucks, projected to reach 25,585 by 2033. The structure is 120 ft (36.6 m) long and 52 ft wide.

Location

Open in Google Maps
CarriesST126 Hartford Ave
CrossesI 495 NB
Location1MI.S.MEDWAY Twn LN
RouteState Highway 126
CountyNorfolk County
StateMassachusetts
Coordinates42.11427, -71.46551
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length120 ft (36.6 m)
Longest span117 ft (35.7 m)
Deck width52 ft (15.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,513 (2022)
Projected traffic25,585 by 2033
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$7.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST126 Hartford Ave over I 495 NB built?

It was built in 1966, making it 59 years old in 2025.

What condition is ST126 Hartford Ave over I 495 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 January 2024.

How much traffic does ST126 Hartford Ave over I 495 NB carry?

About 17,513 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is ST126 Hartford Ave over I 495 NB?

The structure is 120 ft (36.6 m) long with a longest span of 117 ft (35.7 m) and a deck 52 ft wide.

Who owns ST126 Hartford Ave over I 495 NB?

It is owned by the State Highway Agency.