US Bridges

I 91 over HWY Broad ST

Fair

Hampden County, Massachusetts · Mm 4.9 on I-91 · Structure no. S2405610GDOTNBI

Built
1962
63 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
123 ft
3 main spans
Daily traffic
83,855
2025 count
Owner
State
State Highway Agency

About this bridge

I 91 over HWY Broad ST is a steel stringer/multi-beam or girder carrying I 91 over HWY Broad ST in Hampden County, Massachusetts. It was built in 1962, so it is 63 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 83,855 vehicles a day, roughly 9% of them trucks, projected to reach 141,046 by 2032. The structure is 123 ft (37.5 m) long and 118 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 91
CrossesHWY Broad ST
LocationMm 4.9 on I-91
RouteInterstate 91
Coordinates42.09229, -72.58263
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 alignment8: Equal to present desirable criteria
Operating rating60.2 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length123 ft (37.5 m)
Longest span66 ft (20.1 m)
Deck width118 ft (36 m)
Roadway width111 ft (33.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,855 (2025)
Projected traffic141,046 by 2032
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$13.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 91 over HWY Broad ST built?

It was built in 1962, making it 63 years old in 2025.

What condition is I 91 over HWY Broad 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 91 over HWY Broad ST carry?

About 83,855 vehicles per day (2025 count), of which roughly 9% are trucks.

How long is I 91 over HWY Broad ST?

The structure is 123 ft (37.5 m) long with a longest span of 66 ft (20.1 m) and a deck 118 ft wide.

Who owns I 91 over HWY Broad ST?

It is owned by the State Highway Agency.