US Bridges

Old Henniker Road over US202 Nh 9

Good

Hillsborough County, New Hampshire · 1.2MI W Henniker T/L · Structure no. 012201570005600

Built
2002
23 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
1 main span
Daily traffic
96
2023 count
Owner
State
State Highway Agency

About this bridge

Old Henniker Road over US202 Nh 9 is a steel stringer/multi-beam or girder carrying Old Henniker Road over US202 Nh 9 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 161 ft (49.1 m) long and 39 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesOld Henniker Road
CrossesUS202 Nh 9
Location1.2MI W Henniker T/L
Coordinates43.13037, -71.8851
Functional classRural Local

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.
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 geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79.1 US tons
Inventory rating47.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length161 ft (49.1 m)
Longest span142 ft (43.3 m)
Deck width39 ft (11.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2023)
Projected traffic142 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Old Henniker Road over US202 Nh 9 built?

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

What condition is Old Henniker Road over US202 Nh 9 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 Old Henniker Road over US202 Nh 9 carry?

About 96 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Old Henniker Road over US202 Nh 9?

The structure is 161 ft (49.1 m) long with a longest span of 142 ft (43.3 m) and a deck 39 ft wide.

Who owns Old Henniker Road over US202 Nh 9?

It is owned by the State Highway Agency.