US Bridges

South Village Road over Soucook River

Fair

Merrimack County, New Hampshire · 2.6 MI from Concord Tl · Structure no. 015500690008400

Built
1926
99 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
3,138
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Village Road over Soucook River is a concrete tee beam carrying South Village Road over Soucook River in Merrimack County, New Hampshire. It was built in 1926, so it is 99 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 3,138 vehicles a day, roughly 4% of them trucks, projected to reach 4,644 by 2043. The structure is 42 ft (12.8 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSouth Village Road
CrossesSoucook River
Location2.6 MI from Concord Tl
RouteState Highway 106
CountyMerrimack County
StateNew Hampshire
Coordinates43.28639, -71.46849
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 protection7 GoodSome minor problems.
Last inspectionSeptember 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating20.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.8 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,138 (2023)
Projected traffic4,644 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 South Village Road over Soucook River built?

It was built in 1926, making it 99 years old in 2025.

What condition is South Village Road over Soucook 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 September 2023.

How much traffic does South Village Road over Soucook River carry?

About 3,138 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is South Village Road over Soucook River?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns South Village Road over Soucook River?

It is owned by the City or Municipal Highway Agency.