US Bridges

HWY Lackey Dam R over Water Mumford River

Fair

Worcester County, Massachusetts · 1 Mi.Est.Of ST.146 · Structure no. S330011DFMUNNBI

Built
1982
43 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
9,170
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Lackey Dam R over Water Mumford River is a prestressed concrete stringer/multi-beam or girder carrying HWY Lackey Dam R over Water Mumford River in Worcester County, Massachusetts. It was built in 1982, so it is 43 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 6 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 9,170 vehicles a day, roughly 8% of them trucks, projected to reach 7,186 by 2031. The structure is 58 ft (17.7 m) long and 40 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHWY Lackey Dam R
CrossesWater Mumford River
Location1 Mi.Est.Of ST.146
RouteCity Street 0
Coordinates42.10323, -71.68906
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.7 US tons
Inventory rating40.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span57 ft (17.4 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,170 (2022)
Projected traffic7,186 by 2031
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Lackey Dam R over Water Mumford River built?

It was built in 1982, making it 43 years old in 2025.

What condition is HWY Lackey Dam R over Water Mumford 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 April 2024.

How much traffic does HWY Lackey Dam R over Water Mumford River carry?

About 9,170 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is HWY Lackey Dam R over Water Mumford River?

The structure is 58 ft (17.7 m) long with a longest span of 57 ft (17.4 m) and a deck 40 ft wide.

Who owns HWY Lackey Dam R over Water Mumford River?

It is owned by the Town or Township Highway Agency.