US Bridges

I-93 NB Off Ramp over I-293 EB NH101 EB

Fair

Hillsborough County, New Hampshire · .1 MI E JCT RTE .3 · Structure no. 016101750012100

Built
1961
64 years old, rebuilt 2004
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
69 ft
1 main span
Daily traffic
15,205
2023 count
Owner
State
State Highway Agency

About this bridge

I-93 NB Off Ramp over I-293 EB NH101 EB is a steel stringer/multi-beam or girder carrying I-93 NB Off Ramp over I-293 EB NH101 EB in Hillsborough County, New Hampshire. It was built in 1961 and reconstructed in 2004, so it is 64 years old, older than the New Hampshire average of 56.9 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 15,205 vehicles a day, roughly 6% of them trucks, projected to reach 22,503 by 2043. The structure is 69 ft (20.9 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-93 NB Off Ramp
CrossesI-293 EB NH101 EB
Location.1 MI E JCT RTE .3
RouteInterstate 93
CountyHillsborough County
StateNew Hampshire
Coordinates42.96172, -71.41547
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 rating57.2 US tons
Inventory rating34.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length69 ft (20.9 m)
Longest span63 ft (19.3 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,205 (2023)
Projected traffic22,503 by 2043
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-93 NB Off Ramp over I-293 EB NH101 EB built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2004.

What condition is I-93 NB Off Ramp over I-293 EB NH101 EB 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 April 2023.

How much traffic does I-93 NB Off Ramp over I-293 EB NH101 EB carry?

About 15,205 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is I-93 NB Off Ramp over I-293 EB NH101 EB?

The structure is 69 ft (20.9 m) long with a longest span of 63 ft (19.3 m) and a deck 44 ft wide.

Who owns I-93 NB Off Ramp over I-293 EB NH101 EB?

It is owned by the State Highway Agency.