US Bridges

I-293 SB Off Ramp over US 3

Good

Hillsborough County, New Hampshire · NH101/US3/I-293 Intchg · Structure no. 001901810013400

Built
2006
19 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
165 ft
1 main span
Daily traffic
8,021
2023 count
Owner
State
State Highway Agency

About this bridge

I-293 SB Off Ramp over US 3 is a steel stringer/multi-beam or girder carrying I-293 SB Off Ramp over US 3 in Hillsborough County, New Hampshire. It was built in 2006, so it is 19 years old, younger than the New Hampshire average of 56.9 years.

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

It carries about 8,021 vehicles a day, roughly 8% of them trucks, projected to reach 11,871 by 2043. The structure is 165 ft (50.3 m) long and 35 ft wide.

CarriesI-293 SB Off Ramp
CrossesUS 3
LocationNH101/US3/I-293 Intchg
Coordinates42.95141, -71.47751
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating54.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length165 ft (50.3 m)
Longest span157 ft (47.9 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,021 (2023)
Projected traffic11,871 by 2043
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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-293 SB Off Ramp over US 3 built?

It was built in 2006, making it 19 years old in 2025.

What condition is I-293 SB Off Ramp over US 3 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 April 2023.

How much traffic does I-293 SB Off Ramp over US 3 carry?

About 8,021 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-293 SB Off Ramp over US 3?

The structure is 165 ft (50.3 m) long with a longest span of 157 ft (47.9 m) and a deck 35 ft wide.

Who owns I-293 SB Off Ramp over US 3?

It is owned by the State Highway Agency.