US Bridges

I-95 SB over Woodbury Avenue

Good

Rockingham County, New Hampshire · E Sp. TPKE-I-95 Interch. · Structure no. 021702060012200

Built
1970
55 years old
Condition
Good
inspected June 2023
Type
Frame
Concrete
Length
70 ft
1 main span
Daily traffic
35,888
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-95 SB over Woodbury Avenue is a concrete frame carrying I-95 SB over Woodbury Avenue in Rockingham County, New Hampshire. It was built in 1970, so it is 55 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 35,888 vehicles a day, roughly 6% of them trucks, projected to reach 53,114 by 2043. The structure is 70 ft (21.3 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-95 SB
CrossesWoodbury Avenue
LocationE Sp. TPKE-I-95 Interch.
RouteInterstate 95
CountyRockingham County
StateNew Hampshire
Coordinates43.07627, -70.77993
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating64.3 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length70 ft (21.3 m)
Longest span62 ft (18.9 m)
Deck width62 ft (18.9 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,888 (2023)
Projected traffic53,114 by 2043
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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-95 SB over Woodbury Avenue built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-95 SB over Woodbury Avenue 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 2023.

How much traffic does I-95 SB over Woodbury Avenue carry?

About 35,888 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is I-95 SB over Woodbury Avenue?

The structure is 70 ft (21.3 m) long with a longest span of 62 ft (18.9 m) and a deck 62 ft wide.

Who owns I-95 SB over Woodbury Avenue?

It is owned by the State Toll Authority.