US Bridges

US 3 Nh 11 NH132 over I-93

Good

Belknap County, New Hampshire · .1 MI Winnipesaukee River · Structure no. 025601000006100

Built
2000
25 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
257 ft
2 main spans
Daily traffic
23,105
2023 count
Owner
State
State Highway Agency

About this bridge

US 3 Nh 11 NH132 over I-93 is a steel continuous stringer/multi-beam or girder carrying US 3 Nh 11 NH132 over I-93 in Belknap 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 23,105 vehicles a day, roughly 2% of them trucks, projected to reach 34,195 by 2043. The structure is 257 ft (78.3 m) long and 96 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 3 Nh 11 NH132
CrossesI-93
Location.1 MI Winnipesaukee River
RouteU.S. Route 3
Coordinates43.45317, -71.57082
Functional classUrban Other Principal Arterial

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length257 ft (78.3 m)
Longest span125 ft (38.1 m)
Deck width96 ft (29.3 m)
Roadway width82 ft (24.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,105 (2023)
Projected traffic34,195 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 US 3 Nh 11 NH132 over I-93 built?

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

What condition is US 3 Nh 11 NH132 over I-93 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 US 3 Nh 11 NH132 over I-93 carry?

About 23,105 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is US 3 Nh 11 NH132 over I-93?

The structure is 257 ft (78.3 m) long with a longest span of 125 ft (38.1 m) and a deck 96 ft wide.

Who owns US 3 Nh 11 NH132 over I-93?

It is owned by the State Highway Agency.