US Bridges

US202 Nh 9 over Amey Brook

Fair

Merrimack County, New Hampshire · .4 MI East JCT Rt 114 · Structure no. 012001310012400

Built
1962
63 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
158 ft
3 main spans
Daily traffic
15,806
2023 count
Owner
State
State Highway Agency

About this bridge

US202 Nh 9 over Amey Brook is a steel continuous stringer/multi-beam or girder carrying US202 Nh 9 over Amey Brook in Merrimack County, New Hampshire. It was built in 1962, so it is 63 years old, older 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 15,806 vehicles a day, roughly 7% of them trucks, projected to reach 23,392 by 2043. The structure is 158 ft (48.2 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS202 Nh 9
CrossesAmey Brook
Location.4 MI East JCT Rt 114
RouteU.S. Route 202
CountyMerrimack County
StateNew Hampshire
Coordinates43.19051, -71.81694
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length158 ft (48.2 m)
Longest span56 ft (17.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,806 (2023)
Projected traffic23,392 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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)
NavigationNo navigation control on waterway

Frequently asked questions

When was US202 Nh 9 over Amey Brook built?

It was built in 1962, making it 63 years old in 2025.

What condition is US202 Nh 9 over Amey Brook 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 US202 Nh 9 over Amey Brook carry?

About 15,806 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US202 Nh 9 over Amey Brook?

The structure is 158 ft (48.2 m) long with a longest span of 56 ft (17.1 m) and a deck 47 ft wide.

Who owns US202 Nh 9 over Amey Brook?

It is owned by the State Highway Agency.