US Bridges

NH104 Pleasant ST over Newfound River

Good

Grafton County, New Hampshire · 0.9 MI E Alexandria Tl · Structure no. 003201030006300

Built
1996
29 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
6,148
2023 count
Owner
State
State Highway Agency

About this bridge

NH104 Pleasant ST over Newfound River is a prestressed concrete stringer/multi-beam or girder carrying NH104 Pleasant ST over Newfound River in Grafton County, New Hampshire. It was built in 1996, so it is 29 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 6,148 vehicles a day, roughly 7% of them trucks, projected to reach 9,099 by 2043. The structure is 70 ft (21.3 m) long and 57 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNH104 Pleasant ST
CrossesNewfound River
Location0.9 MI E Alexandria Tl
RouteState Highway 104
Coordinates43.59063, -71.74031
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.3 m)
Longest span65 ft (19.8 m)
Deck width57 ft (17.5 m)
Roadway width50 ft (15.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,148 (2023)
Projected traffic9,099 by 2043
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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)
NavigationNo navigation control on waterway

Frequently asked questions

When was NH104 Pleasant ST over Newfound River built?

It was built in 1996, making it 29 years old in 2025.

What condition is NH104 Pleasant ST over Newfound River 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 July 2023.

How much traffic does NH104 Pleasant ST over Newfound River carry?

About 6,148 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH104 Pleasant ST over Newfound River?

The structure is 70 ft (21.3 m) long with a longest span of 65 ft (19.8 m) and a deck 57 ft wide.

Who owns NH104 Pleasant ST over Newfound River?

It is owned by the State Highway Agency.