US Bridges

Barton Road over Eastman Brook

Good

Grafton County, New Hampshire · 50FT. RTE.25C · Structure no. 020900920010300

Built
2011
14 years old
Condition
Good
inspected September 2024
Type
Frame
Concrete
Length
30 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Barton Road over Eastman Brook is a concrete frame carrying Barton Road over Eastman Brook in Grafton County, New Hampshire. It was built in 2011, so it is 14 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 30 ft (9 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBarton Road
CrossesEastman Brook
Location50FT. RTE.25C
Coordinates43.97863, -72.05572
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating62.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length30 ft (9 m)
Longest span28 ft (8.5 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 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 Barton Road over Eastman Brook built?

It was built in 2011, making it 14 years old in 2025.

What condition is Barton Road over Eastman 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 September 2024.

How much traffic does Barton Road over Eastman Brook carry?

About 96 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Barton Road over Eastman Brook?

The structure is 30 ft (9 m) long with a longest span of 28 ft (8.5 m) and a deck 26 ft wide.

Who owns Barton Road over Eastman Brook?

It is owned by the City or Municipal Highway Agency.