US Bridges

ST116 S Deerfld RD over Water South River

Poor

Franklin County, Massachusetts · At Int. With Maple Street · Structure no. C200100K8DOTNBI

Built
1978
47 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
2,633
2017 count
Owner
State
State Highway Agency

About this bridge

ST116 S Deerfld RD over Water South River is a steel stringer/multi-beam or girder carrying ST116 S Deerfld RD over Water South River in Franklin County, Massachusetts. It was built in 1978, so it is 47 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 2,633 vehicles a day, roughly 7% of them trucks, projected to reach 2,369 by 2031. The structure is 53 ft (16.2 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST116 S Deerfld RD
CrossesWater South River
LocationAt Int. With Maple Street
RouteState Highway 116
CountyFranklin County
StateMassachusetts
Coordinates42.50668, -72.7062
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating48.5 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length53 ft (16.2 m)
Longest span52 ft (15.8 m)
Deck width50 ft (15.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,633 (2017)
Projected traffic2,369 by 2031
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST116 S Deerfld RD over Water South River built?

It was built in 1978, making it 47 years old in 2025.

What condition is ST116 S Deerfld RD over Water South River 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 July 2024.

How much traffic does ST116 S Deerfld RD over Water South River carry?

About 2,633 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is ST116 S Deerfld RD over Water South River?

The structure is 53 ft (16.2 m) long with a longest span of 52 ft (15.8 m) and a deck 50 ft wide.

Who owns ST116 S Deerfld RD over Water South River?

It is owned by the State Highway Agency.