US Bridges

NH101 WB over NH111

Good

Rockingham County, New Hampshire · .2 MI Hampton Tl · Structure no. 008201560006100

Built
2000
25 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
154 ft
1 main span
Daily traffic
23,197
2023 count
Owner
State
State Highway Agency

About this bridge

NH101 WB over NH111 is a steel stringer/multi-beam or girder carrying NH101 WB over NH111 in Rockingham County, New Hampshire. It was built in 2000, so it is 25 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 23,197 vehicles a day, roughly 7% of them trucks, projected to reach 34,331 by 2043. The structure is 154 ft (46.8 m) long and 45 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNH101 WB
CrossesNH111
Location.2 MI Hampton Tl
RouteState Highway 101
Coordinates42.971, -70.89276
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
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 alignment9: Superior to present desirable criteria
Operating rating99 US tons
Inventory rating63.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length154 ft (46.8 m)
Longest span150 ft (45.6 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,197 (2023)
Projected traffic34,331 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

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 NH101 WB over NH111 built?

It was built in 2000, making it 25 years old in 2025.

What condition is NH101 WB over NH111 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 May 2024.

How much traffic does NH101 WB over NH111 carry?

About 23,197 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH101 WB over NH111?

The structure is 154 ft (46.8 m) long with a longest span of 150 ft (45.6 m) and a deck 45 ft wide.

Who owns NH101 WB over NH111?

It is owned by the State Highway Agency.