US Bridges

NH101 EB over Piscassic River

Good

Rockingham County, New Hampshire · 1.1MI E NH101/NH125 JCT · Structure no. 007801090003400

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
20,631
2023 count
Owner
State
State Highway Agency

About this bridge

NH101 EB over Piscassic River is a prestressed concrete stringer/multi-beam or girder carrying NH101 EB over Piscassic River in Rockingham County, New Hampshire. It was built in 1997, so it is 28 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,631 vehicles a day, roughly 7% of them trucks, projected to reach 30,533 by 2043. The structure is 53 ft (16.2 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNH101 EB
CrossesPiscassic River
Location1.1MI E NH101/NH125 JCT
RouteState Highway 101
Coordinates43.02439, -71.06299
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length53 ft (16.2 m)
Longest span47 ft (14.3 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,631 (2023)
Projected traffic30,533 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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)
NavigationNo navigation control on waterway

Frequently asked questions

When was NH101 EB over Piscassic River built?

It was built in 1997, making it 28 years old in 2025.

What condition is NH101 EB over Piscassic 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 April 2023.

How much traffic does NH101 EB over Piscassic River carry?

About 20,631 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH101 EB over Piscassic River?

The structure is 53 ft (16.2 m) long with a longest span of 47 ft (14.3 m) and a deck 50 ft wide.

Who owns NH101 EB over Piscassic River?

It is owned by the State Highway Agency.