US Bridges

Old Westport Road over Wheelock Brook

Good

Cheshire County, New Hampshire · 1.4 Mi.Fr Old Spofford RD · Structure no. 027901330016300

Built
2011
14 years old
Condition
Good
inspected August 2024
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
340
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Westport Road over Wheelock Brook is a concrete frame carrying Old Westport Road over Wheelock Brook in Cheshire County, New Hampshire. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 340 vehicles a day, roughly 4% of them trucks, projected to reach 503 by 2043. The structure is 27 ft (8.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld Westport Road
CrossesWheelock Brook
Location1.4 Mi.Fr Old Spofford RD
Coordinates42.8302, -72.37092
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating74.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length27 ft (8.1 m)
Longest span24 ft (7.3 m)
Deck width27 ft (8.2 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2023)
Projected traffic503 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Westport Road over Wheelock Brook built?

It was built in 2011, making it 14 years old in 2025.

What condition is Old Westport Road over Wheelock Brook 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 August 2024.

How much traffic does Old Westport Road over Wheelock Brook carry?

About 340 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Old Westport Road over Wheelock Brook?

The structure is 27 ft (8.1 m) long with a longest span of 24 ft (7.3 m) and a deck 27 ft wide.

Who owns Old Westport Road over Wheelock Brook?

It is owned by the City or Municipal Highway Agency.