US Bridges

HWY Main ST over Water Stop River

Good

Norfolk County, Massachusetts · 1.5 MI W of RTE 1 a · Structure no. N130133LKMUNNBI

Built
1997
28 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
5,043
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Main ST over Water Stop River is a prestressed concrete slab carrying HWY Main ST over Water Stop River in Norfolk County, Massachusetts. It was built in 1997, so it is 28 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 5,043 vehicles a day, roughly 13% of them trucks, projected to reach 6,791 by 2031. The structure is 42 ft (12.8 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY Main ST
CrossesWater Stop River
Location1.5 MI W of RTE 1 a
RouteCity Street 0
Coordinates42.12262, -71.30287
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
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 rating72.8 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span38 ft (11.6 m)
Deck width33 ft (10.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,043 (2024)
Projected traffic6,791 by 2031
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$1.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Main ST over Water Stop River built?

It was built in 1997, making it 28 years old in 2025.

What condition is HWY Main ST over Water Stop 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 August 2024.

How much traffic does HWY Main ST over Water Stop River carry?

About 5,043 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is HWY Main ST over Water Stop River?

The structure is 42 ft (12.8 m) long with a longest span of 38 ft (11.6 m) and a deck 33 ft wide.

Who owns HWY Main ST over Water Stop River?

It is owned by the Town or Township Highway Agency.