US Bridges

HWY Elm ST over Water Mill River

Fair

Worcester County, Massachusetts · 1 M SE of Blackstone ST · Structure no. B130201EEMUNNBI

Built
1880
145 years old
Condition
Fair
inspected February 2024
Type
Arch - Deck
Masonry
Length
43 ft
3 main spans
Daily traffic
1,900
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Elm ST over Water Mill River is a masonry arch - deck carrying HWY Elm ST over Water Mill River in Worcester County, Massachusetts. It was built in 1880, so it is 145 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 1,900 vehicles a day, roughly 12% of them trucks, projected to reach 3,317 by 2033. The structure is 43 ft (13.1 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHWY Elm ST
CrossesWater Mill River
Location1 M SE of Blackstone ST
RouteCity Street 0
Coordinates42.04892, -71.52021
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
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
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 rating38.3 US tons
Inventory rating38.1 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans3
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span12 ft (3.7 m)
Deck width27 ft (8.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2024)
Projected traffic3,317 by 2033
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Elm ST over Water Mill River built?

It was built in 1880, making it 145 years old in 2025.

What condition is HWY Elm ST over Water Mill 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 February 2024.

How much traffic does HWY Elm ST over Water Mill River carry?

About 1,900 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is HWY Elm ST over Water Mill River?

The structure is 43 ft (13.1 m) long with a longest span of 12 ft (3.7 m) and a deck 27 ft wide.

Who owns HWY Elm ST over Water Mill River?

It is owned by the Town or Township Highway Agency.