US Bridges

Nh 63 over Ashuelot River

Fair

Cheshire County, New Hampshire · 0.1 MI from JCT 119 & 63 · Structure no. 012501320011300

Built
1940
85 years old, rebuilt 1992
Condition
Fair
inspected June 2024
Type
Frame
Concrete Continuous
Length
140 ft
2 main spans
Daily traffic
1,937
2023 count
Owner
State
State Highway Agency

About this bridge

Nh 63 over Ashuelot River is a concrete continuous frame carrying Nh 63 over Ashuelot River in Cheshire County, New Hampshire. It was built in 1940 and reconstructed in 1992, so it is 85 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 6 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 1,937 vehicles a day, roughly 4% of them trucks, projected to reach 2,866 by 2043. The structure is 140 ft (42.7 m) long and 31 ft wide.

CarriesNh 63
CrossesAshuelot River
Location0.1 MI from JCT 119 & 63
RouteState Highway 63
Coordinates42.78598, -72.48621
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating50 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length140 ft (42.7 m)
Longest span63 ft (19.2 m)
Deck width31 ft (9.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,937 (2023)
Projected traffic2,866 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible 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 Nh 63 over Ashuelot River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1992.

What condition is Nh 63 over Ashuelot River 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 June 2024.

How much traffic does Nh 63 over Ashuelot River carry?

About 1,937 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Nh 63 over Ashuelot River?

The structure is 140 ft (42.7 m) long with a longest span of 63 ft (19.2 m) and a deck 31 ft wide.

Who owns Nh 63 over Ashuelot River?

It is owned by the State Highway Agency.