US Bridges

ST 10 South ST over Other Manhan Rail Trail

Fair

Hampshire County, Massachusetts · .1 M S JCT ST 9 · Structure no. N190030V3DOTNBI

Built
1948
77 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
100 ft
2 main spans
Daily traffic
26,250
2017 count
Owner
State
State Highway Agency

About this bridge

ST 10 South ST over Other Manhan Rail Trail is a steel continuous stringer/multi-beam or girder carrying ST 10 South ST over Other Manhan Rail Trail in Hampshire County, Massachusetts. It was built in 1948, so it is 77 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 26,250 vehicles a day, roughly 4% of them trucks, projected to reach 28,112 by 2032. The structure is 100 ft (30.4 m) long and 55 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesST 10 South ST
CrossesOther Manhan Rail Trail
Location.1 M S JCT ST 9
RouteState Highway 10
Coordinates42.31611, -72.6337
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.2 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length100 ft (30.4 m)
Longest span63 ft (19.2 m)
Deck width55 ft (16.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,250 (2017)
Projected traffic28,112 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesPedestrian / bicycle
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST 10 South ST over Other Manhan Rail Trail built?

It was built in 1948, making it 77 years old in 2025.

What condition is ST 10 South ST over Other Manhan Rail Trail in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does ST 10 South ST over Other Manhan Rail Trail carry?

About 26,250 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is ST 10 South ST over Other Manhan Rail Trail?

The structure is 100 ft (30.4 m) long with a longest span of 63 ft (19.2 m) and a deck 55 ft wide.

Who owns ST 10 South ST over Other Manhan Rail Trail?

It is owned by the State Highway Agency.