US Bridges

Cartland Road over Little River

Fair

Strafford County, New Hampshire · 1.9 MI FR Nh RTE 152 · Structure no. 014500870008400

Built
1957
68 years old
Condition
Fair
inspected October 2024
Type
Culvert
Steel
Length
20 ft
1 main span
Daily traffic
164
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cartland Road over Little River is a steel culvert carrying Cartland Road over Little River in Strafford County, New Hampshire. It was built in 1957, so it is 68 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 164 vehicles a day, roughly 4% of them trucks, projected to reach 242 by 2043. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCartland Road
CrossesLittle River
Location1.9 MI FR Nh RTE 152
CountyStrafford County
StateNew Hampshire
Coordinates43.11871, -71.02209
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.3 US tons
Inventory rating19.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 15
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic164 (2023)
Projected traffic242 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Cartland Road over Little River built?

It was built in 1957, making it 68 years old in 2025.

What condition is Cartland Road over Little 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 October 2024.

How much traffic does Cartland Road over Little River carry?

About 164 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Cartland Road over Little River?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Cartland Road over Little River?

It is owned by the City or Municipal Highway Agency.