US Bridges

Stage Road over Little Sugar River

Good

Sullivan County, New Hampshire · 2.9 Mi. Charlestown Tl · Structure no. 026000670004600

Built
1999
26 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
210
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stage Road over Little Sugar River is a prestressed concrete slab carrying Stage Road over Little Sugar River in Sullivan County, New Hampshire. It was built in 1999, so it is 26 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 210 vehicles a day, roughly 4% of them trucks, projected to reach 310 by 2043. The structure is 29 ft (8.8 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesStage Road
CrossesLittle Sugar River
Location2.9 Mi. Charlestown Tl
Coordinates43.27319, -72.32769
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width27 ft (8.1 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2023)
Projected traffic310 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 Stage Road over Little Sugar River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Stage Road over Little Sugar River 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 September 2024.

How much traffic does Stage Road over Little Sugar River carry?

About 210 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Stage Road over Little Sugar River?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 27 ft wide.

Who owns Stage Road over Little Sugar River?

It is owned by the City or Municipal Highway Agency.