US Bridges

Stage Road over Little Sugar River

Good

Sullivan County, New Hampshire · 1.5 Mi. Charlestown Tl · Structure no. 026000490005700

Built
2008
17 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
96 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stage Road over Little Sugar River is a steel stringer/multi-beam or girder carrying Stage Road over Little Sugar River in Sullivan County, New Hampshire. It was built in 2008, so it is 17 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 96 ft (29.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesStage Road
CrossesLittle Sugar River
Location1.5 Mi. Charlestown Tl
Coordinates43.2826, -72.34385
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.1 US tons
Inventory rating53.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length96 ft (29.3 m)
Longest span90 ft (27.4 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2023)
Projected traffic142 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 2008, making it 17 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 96 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Stage Road over Little Sugar River?

The structure is 96 ft (29.3 m) long with a longest span of 90 ft (27.4 m) and a deck 33 ft wide.

Who owns Stage Road over Little Sugar River?

It is owned by the City or Municipal Highway Agency.