US Bridges

Comb US 1 & Elm S over Water Ten Mile River

Fair

Bristol County, Massachusetts · INT.US1&ELM · Structure no. N1601596NDOTNBI

Built
1850
175 years old, rebuilt 1930
Condition
Fair
inspected November 2023
Type
Slab
Concrete
Length
54 ft
1 main span
Daily traffic
24,560
2022 count
Owner
State
State Highway Agency

About this bridge

Comb US 1 & Elm S over Water Ten Mile River is a concrete slab carrying Comb US 1 & Elm S over Water Ten Mile River in Bristol County, Massachusetts. It was built in 1850 and reconstructed in 1930, so it is 175 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 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 24,560 vehicles a day, roughly 6% of them trucks. The structure is 54 ft (16.4 m) long and 85 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesComb US 1 & Elm S
CrossesWater Ten Mile River
LocationINT.US1&ELM
RouteU.S. Route 1
Coordinates41.98111, -71.32967
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.3 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length54 ft (16.4 m)
Longest span49 ft (14.8 m)
Deck width85 ft (25.9 m)
Roadway width79 ft (24 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,560 (2022)
Projected traffic—
Trucks6%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Comb US 1 & Elm S over Water Ten Mile River built?

It was built in 1850, making it 175 years old in 2025. It was reconstructed in 1930.

What condition is Comb US 1 & Elm S over Water Ten Mile River 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 November 2023.

How much traffic does Comb US 1 & Elm S over Water Ten Mile River carry?

About 24,560 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Comb US 1 & Elm S over Water Ten Mile River?

The structure is 54 ft (16.4 m) long with a longest span of 49 ft (14.8 m) and a deck 85 ft wide.

Who owns Comb US 1 & Elm S over Water Ten Mile River?

It is owned by the State Highway Agency.