US Bridges

I 91 SB over HWY Hockanum RD

Good

Hampshire County, Massachusetts · 1.9 M N Easthampton T.L. · Structure no. N19060BM5DOTNBI

Built
2024
1 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
88 ft
1 main span
Daily traffic
24,935
2022 count
Owner
State
State Highway Agency

About this bridge

I 91 SB over HWY Hockanum RD is a steel stringer/multi-beam or girder carrying I 91 SB over HWY Hockanum RD in Hampshire County, Massachusetts. It was built in 2024, so it is 1 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,935 vehicles a day, roughly 7% of them trucks. The structure is 88 ft (26.9 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 91 SB
CrossesHWY Hockanum RD
Location1.9 M N Easthampton T.L.
RouteInterstate 91
CountyHampshire County
StateMassachusetts
Coordinates42.31186, -72.61967
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length88 ft (26.9 m)
Longest span84 ft (25.6 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,935 (2022)
Projected traffic—
Trucks7%
Lanes on structure2
Traffic directionOne-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 91 SB over HWY Hockanum RD built?

It was built in 2024, making it 1 years old in 2025.

What condition is I 91 SB over HWY Hockanum RD in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does I 91 SB over HWY Hockanum RD carry?

About 24,935 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is I 91 SB over HWY Hockanum RD?

The structure is 88 ft (26.9 m) long with a longest span of 84 ft (25.6 m) and a deck 46 ft wide.

Who owns I 91 SB over HWY Hockanum RD?

It is owned by the State Highway Agency.