US Bridges

South Village Road over Mill Brook

Good

Cheshire County, New Hampshire · 0.02MI. RTE 12 · Structure no. 027201670012000

Built
2015
10 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
1,093
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Village Road over Mill Brook is a concrete slab carrying South Village Road over Mill Brook in Cheshire County, New Hampshire. It was built in 2015, so it is 10 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 1,093 vehicles a day, roughly 4% of them trucks, projected to reach 1,617 by 2043. The structure is 27 ft (8.1 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSouth Village Road
CrossesMill Brook
Location0.02MI. RTE 12
CountyCheshire County
StateNew Hampshire
Coordinates42.98982, -72.38984
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.1 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length27 ft (8.1 m)
Longest span24 ft (7.2 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,093 (2023)
Projected traffic1,617 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 South Village Road over Mill Brook built?

It was built in 2015, making it 10 years old in 2025.

What condition is South Village Road over Mill 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 July 2023.

How much traffic does South Village Road over Mill Brook carry?

About 1,093 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is South Village Road over Mill Brook?

The structure is 27 ft (8.1 m) long with a longest span of 24 ft (7.2 m) and a deck 26 ft wide.

Who owns South Village Road over Mill Brook?

It is owned by the City or Municipal Highway Agency.