US Bridges

HWY Mill ST over Water Mill Brook

Good

Worcester County, Massachusetts · 200 W of Green St. · Structure no. H220049CQMUNNBI

Built
2008
17 years old
Condition
Good
inspected January 2024
Type
Frame
Concrete
Length
20 ft
1 main span
Daily traffic
3,000
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Mill ST over Water Mill Brook is a concrete frame carrying HWY Mill ST over Water Mill Brook in Worcester County, Massachusetts. It was built in 2008, so it is 17 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,000 vehicles a day, roughly 6% of them trucks, projected to reach 4,501 by 2033. The structure is 20 ft (6.1 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHWY Mill ST
CrossesWater Mill Brook
Location200 W of Green St.
RouteCity Street 0
Coordinates42.1149, -71.53061
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating72.5 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width41 ft (12.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic4,501 by 2033
Trucks6%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$803,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Mill ST over Water Mill Brook built?

It was built in 2008, making it 17 years old in 2025.

What condition is HWY Mill ST over Water Mill Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does HWY Mill ST over Water Mill Brook carry?

About 3,000 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is HWY Mill ST over Water Mill Brook?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 41 ft wide.

Who owns HWY Mill ST over Water Mill Brook?

It is owned by the Town or Township Highway Agency.