US Bridges

US202 Nh 9 over Henniker ST

Good

Hillsborough County, New Hampshire · 0.8MI W Henniker T/L · Structure no. 012201650006000

Built
2002
23 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
101 ft
1 main span
Daily traffic
9,776
2023 count
Owner
State
State Highway Agency

About this bridge

US202 Nh 9 over Henniker ST is a prestressed concrete stringer/multi-beam or girder carrying US202 Nh 9 over Henniker ST in Hillsborough County, New Hampshire. It was built in 2002, so it is 23 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 9,776 vehicles a day, roughly 7% of them trucks, projected to reach 14,468 by 2043. The structure is 101 ft (30.8 m) long and 49 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS202 Nh 9
CrossesHenniker ST
Location0.8MI W Henniker T/L
RouteU.S. Route 202
Coordinates43.13592, -71.88108
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 rating88 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length101 ft (30.8 m)
Longest span91 ft (27.7 m)
Deck width49 ft (14.9 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,776 (2023)
Projected traffic14,468 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 US202 Nh 9 over Henniker ST built?

It was built in 2002, making it 23 years old in 2025.

What condition is US202 Nh 9 over Henniker ST 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 March 2024.

How much traffic does US202 Nh 9 over Henniker ST carry?

About 9,776 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US202 Nh 9 over Henniker ST?

The structure is 101 ft (30.8 m) long with a longest span of 91 ft (27.7 m) and a deck 49 ft wide.

Who owns US202 Nh 9 over Henniker ST?

It is owned by the State Highway Agency.