US Bridges

HWY Wiley ST over Water Mill River

Good

Middlesex County, Massachusetts · .16 Km. S. of Rt. 129 · Structure no. W010282DCMUNNBI

Built
1971
54 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
475
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Wiley ST over Water Mill River is a concrete culvert carrying HWY Wiley ST over Water Mill River in Middlesex County, Massachusetts. It was built in 1971, so it is 54 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 475 vehicles a day, roughly 1% of them trucks, projected to reach 790 by 2031. The structure is 28 ft (8.5 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesHWY Wiley ST
CrossesWater Mill River
Location.16 Km. S. of Rt. 129
RouteCity Street 0
Coordinates42.49838, -71.04677
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.1 US tons
Inventory rating42.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic475 (2024)
Projected traffic790 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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$871,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Wiley ST over Water Mill River built?

It was built in 1971, making it 54 years old in 2025.

What condition is HWY Wiley ST over Water Mill River 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 July 2024.

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

About 475 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is HWY Wiley ST over Water Mill River?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m) and a deck 40 ft wide.

Who owns HWY Wiley ST over Water Mill River?

It is owned by the Town or Township Highway Agency.