US Bridges

NH114 over US202 Nh 9

Fair

Merrimack County, New Hampshire · 3.05 MI from Warner T.L. · Structure no. 012001180012400

Built
1974
51 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
1 main span
Daily traffic
5,492
2023 count
Owner
State
State Highway Agency

About this bridge

NH114 over US202 Nh 9 is a steel stringer/multi-beam or girder carrying NH114 over US202 Nh 9 in Merrimack County, New Hampshire. It was built in 1974, so it is 51 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,492 vehicles a day, roughly 7% of them trucks, projected to reach 8,128 by 2043. The structure is 161 ft (49.1 m) long and 68 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNH114
CrossesUS202 Nh 9
Location3.05 MI from Warner T.L.
RouteState Highway 114
CountyMerrimack County
StateNew Hampshire
Coordinates43.18764, -71.82718
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length161 ft (49.1 m)
Longest span156 ft (47.5 m)
Deck width68 ft (20.7 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,492 (2023)
Projected traffic8,128 by 2043
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 statusPossibly eligible for the National Register; requires further investigation
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 NH114 over US202 Nh 9 built?

It was built in 1974, making it 51 years old in 2025.

What condition is NH114 over US202 Nh 9 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does NH114 over US202 Nh 9 carry?

About 5,492 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH114 over US202 Nh 9?

The structure is 161 ft (49.1 m) long with a longest span of 156 ft (47.5 m) and a deck 68 ft wide.

Who owns NH114 over US202 Nh 9?

It is owned by the State Highway Agency.