US Bridges

ST 10 Northfld RD over Water Dry Brook

Poor

Franklin County, Massachusetts · .1 M E JCT Purple Mdw Rd. · Structure no. B1000312BDOTNBI

Built
1967
58 years old
Condition
Poor
inspected June 2024
Type
Slab
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
9,569
2018 count
Owner
State
State Highway Agency

About this bridge

ST 10 Northfld RD over Water Dry Brook is a prestressed concrete slab carrying ST 10 Northfld RD over Water Dry Brook in Franklin County, Massachusetts. It was built in 1967, so it is 58 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 9,569 vehicles a day, roughly 4% of them trucks, projected to reach 14,272 by 2031. The structure is 26 ft (7.8 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesST 10 Northfld RD
CrossesWater Dry Brook
Location.1 M E JCT Purple Mdw Rd.
RouteState Highway 10
Coordinates42.67206, -72.51021
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating66.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length26 ft (7.8 m)
Longest span25 ft (7.5 m)
Deck width50 ft (15.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,569 (2018)
Projected traffic14,272 by 2031
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 10 Northfld RD over Water Dry Brook built?

It was built in 1967, making it 58 years old in 2025.

What condition is ST 10 Northfld RD over Water Dry Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does ST 10 Northfld RD over Water Dry Brook carry?

About 9,569 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is ST 10 Northfld RD over Water Dry Brook?

The structure is 26 ft (7.8 m) long with a longest span of 25 ft (7.5 m) and a deck 50 ft wide.

Who owns ST 10 Northfld RD over Water Dry Brook?

It is owned by the State Highway Agency.