US Bridges

I 391 over ST116 Center ST

Fair

Hampden County, Massachusetts · Mm 1.0 on I-391 · Structure no. C130400WKDOTNBI

Built
1981
44 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
205 ft
2 main spans
Daily traffic
38,017
2017 count
Owner
State
State Highway Agency

About this bridge

I 391 over ST116 Center ST is a steel continuous stringer/multi-beam or girder carrying I 391 over ST116 Center ST in Hampden County, Massachusetts. It was built in 1981, so it is 44 years old, younger 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 6 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 38,017 vehicles a day, roughly 10% of them trucks, projected to reach 59,540 by 2032. The structure is 205 ft (62.5 m) long and 113 ft wide.

Location

Open in Google Maps
CarriesI 391
CrossesST116 Center ST
LocationMm 1.0 on I-391
RouteInterstate 391
CountyHampden County
StateMassachusetts
Coordinates42.14073, -72.61254
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment0: Immediate repair necessary to put back in service
Operating rating79.1 US tons
Inventory rating47.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length205 ft (62.5 m)
Longest span101 ft (30.9 m)
Deck width113 ft (34.5 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,017 (2017)
Projected traffic59,540 by 2032
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 relocation of road
Estimated improvement cost$30.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 391 over ST116 Center ST built?

It was built in 1981, making it 44 years old in 2025.

What condition is I 391 over ST116 Center ST 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 January 2025.

How much traffic does I 391 over ST116 Center ST carry?

About 38,017 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is I 391 over ST116 Center ST?

The structure is 205 ft (62.5 m) long with a longest span of 101 ft (30.9 m) and a deck 113 ft wide.

Who owns I 391 over ST116 Center ST?

It is owned by the State Highway Agency.