US Bridges

HWY Farm ST over I 495 NB

Fair

Norfolk County, Massachusetts · 1 MI N of ST-126 · Structure no. B060192ATDOTNBI

Built
1966
59 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
139 ft
1 main span
Daily traffic
900
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Farm ST over I 495 NB is a steel stringer/multi-beam or girder carrying HWY Farm ST 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 900 vehicles a day, roughly 3% of them trucks, projected to reach 1,421 by 2032. The structure is 139 ft (42.4 m) long and 45 ft wide.

Location

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CarriesHWY Farm ST
CrossesI 495 NB
Location1 MI N of ST-126
RouteCity Street 0
CountyNorfolk County
StateMassachusetts
Coordinates42.12736, -71.47378
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length139 ft (42.4 m)
Longest span133 ft (40.5 m)
Deck width45 ft (13.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic1,421 by 2032
Trucks3%
Lanes on structure2
Traffic directionOne-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$1.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Farm ST over I 495 NB built?

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

What condition is HWY Farm ST 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 December 2023.

How much traffic does HWY Farm ST over I 495 NB carry?

About 900 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is HWY Farm ST over I 495 NB?

The structure is 139 ft (42.4 m) long with a longest span of 133 ft (40.5 m) and a deck 45 ft wide.

Who owns HWY Farm ST over I 495 NB?

It is owned by the State Highway Agency.