US Bridges

HWY Circuit DR over Water Scarborough Pond

FairPosted for load

Suffolk County, Massachusetts · 4.8 KM W of Rt 93 · Structure no. B1645138YMUNNBI

Built
1892
133 years old
Condition
Fair
inspected March 2023
Type
Arch - Deck
Masonry
Length
31 ft
1 main span
Daily traffic
130
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

HWY Circuit DR over Water Scarborough Pond is a masonry arch - deck carrying HWY Circuit DR over Water Scarborough Pond in Suffolk County, Massachusetts. It was built in 1892, so it is 133 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 130 vehicles a day, projected to reach 1,579 by 2032. The structure is 31 ft (9.4 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY Circuit DR
CrossesWater Scarborough Pond
Location4.8 KM W of Rt 93
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.2971, -71.09871
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating25.1 US tons
Inventory rating25 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width58 ft (17.6 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2021)
Projected traffic1,579 by 2032
Trucks0%
Lanes on structure2
Traffic directionHighway traffic not carried
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Circuit DR over Water Scarborough Pond built?

It was built in 1892, making it 133 years old in 2025.

What condition is HWY Circuit DR over Water Scarborough Pond 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 Circuit DR over Water Scarborough Pond carry?

About 130 vehicles per day (2021 count).

How long is HWY Circuit DR over Water Scarborough Pond?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 58 ft wide.

Who owns HWY Circuit DR over Water Scarborough Pond?

It is owned by the City or Municipal Highway Agency.