US Bridges

HWY Rockdale Ave over ST140

Fair

Bristol County, Massachusetts · .3 MI SW of I 195 · Structure no. N060173XYDOTNBI

Built
1963
62 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
192 ft
4 main spans
Daily traffic
4,800
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Rockdale Ave over ST140 is a steel stringer/multi-beam or girder carrying HWY Rockdale Ave over ST140 in Bristol 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 4,800 vehicles a day, roughly 4% of them trucks, projected to reach 20,057 by 2032. The structure is 192 ft (58.5 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesHWY Rockdale Ave
CrossesST140
Location.3 MI SW of I 195
CountyBristol County
StateMassachusetts
Coordinates41.64822, -70.95542
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
Deck7 GoodSome minor problems.
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 inspectionMay 2024
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 rating58.3 US tons
Inventory rating34.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length192 ft (58.5 m)
Longest span60 ft (18.3 m)
Deck width44 ft (13.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2024)
Projected traffic20,057 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 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$7.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Rockdale Ave over ST140 built?

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

What condition is HWY Rockdale Ave over ST140 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 2024.

How much traffic does HWY Rockdale Ave over ST140 carry?

About 4,800 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is HWY Rockdale Ave over ST140?

The structure is 192 ft (58.5 m) long with a longest span of 60 ft (18.3 m) and a deck 44 ft wide.

Who owns HWY Rockdale Ave over ST140?

It is owned by the State Highway Agency.