US Bridges

Surry RD over Ashuelot River

Fair

Cheshire County, New Hampshire · 2.52 MI E Surry Tl · Structure no. 009300880011700

Built
1863
162 years old, rebuilt 1951
Condition
Fair
inspected May 2023
Type
Arch - Deck
Masonry
Length
47 ft
1 main span
Daily traffic
1,167
2023 count
Owner
State
State Highway Agency

About this bridge

Surry RD over Ashuelot River is a masonry arch - deck carrying Surry RD over Ashuelot River in Cheshire County, New Hampshire. It was built in 1863 and reconstructed in 1951, so it is 162 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 1,167 vehicles a day, roughly 10% of them trucks, projected to reach 1,727 by 2043. The structure is 47 ft (14.3 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSurry RD
CrossesAshuelot River
Location2.52 MI E Surry Tl
RouteState Highway 0
CountyCheshire County
StateNew Hampshire
Coordinates43.03904, -72.27025
Functional classRural Minor 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36.5 US tons
Inventory rating22 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span47 ft (14.3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,167 (2023)
Projected traffic1,727 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusListed on 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 Surry RD over Ashuelot River built?

It was built in 1863, making it 162 years old in 2025. It was reconstructed in 1951.

What condition is Surry RD 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 May 2023.

How much traffic does Surry RD over Ashuelot River carry?

About 1,167 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Surry RD over Ashuelot River?

The structure is 47 ft (14.3 m) long with a longest span of 47 ft (14.3 m) and a deck 24 ft wide.

Who owns Surry RD over Ashuelot River?

It is owned by the State Highway Agency.