US Bridges

HWY Dunn RD over Water Br Millers River

Fair

Worcester County, Massachusetts · 1.3 Mi. N. of ST-12 · Structure no. A110101K3MUNNBI

Built
1988
37 years old
Condition
Fair
inspected December 2023
Type
Arch - Deck
Aluminum, Wrought Iron, or Cast Iron
Length
24 ft
1 main span
Daily traffic
3,000
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Dunn RD over Water Br Millers River is a aluminum, wrought iron, or cast iron arch - deck carrying HWY Dunn RD over Water Br Millers River in Worcester County, Massachusetts. It was built in 1988, so it is 37 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 3,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,263 by 2032. The structure is 24 ft (7.3 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY Dunn RD
CrossesWater Br Millers River
Location1.3 Mi. N. of ST-12
RouteCity Street 0
CountyWorcester County
StateMassachusetts
Coordinates42.66886, -71.96909
Functional classRural 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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40.8 US tons

Structure

Structure typeArch - Deck
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span20 ft (6.1 m)
Deck width25 ft (7.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic1,263 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$593,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Dunn RD over Water Br Millers River built?

It was built in 1988, making it 37 years old in 2025.

What condition is HWY Dunn RD over Water Br Millers 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 December 2023.

How much traffic does HWY Dunn RD over Water Br Millers River carry?

About 3,000 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is HWY Dunn RD over Water Br Millers River?

The structure is 24 ft (7.3 m) long with a longest span of 20 ft (6.1 m) and a deck 25 ft wide.

Who owns HWY Dunn RD over Water Br Millers River?

It is owned by the Town or Township Highway Agency.