US Bridges

E Washington Road over Brook

Good

Hillsborough County, New Hampshire · 2.0 Mi. Washington Tl · Structure no. 012200720013600

Built
1953
72 years old, rebuilt 2024
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
34 ft
1 main span
Daily traffic
218
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Washington Road over Brook is a concrete box beam or girders - multiple carrying E Washington Road over Brook in Hillsborough County, New Hampshire. It was built in 1953 and reconstructed in 2024, so it is 72 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 good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 218 vehicles a day, roughly 10% of them trucks, projected to reach 322 by 2043. The structure is 34 ft (10.5 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE Washington Road
CrossesBrook
Location2.0 Mi. Washington Tl
Coordinates43.17242, -71.98672
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.9 US tons
Inventory rating54 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.5 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic218 (2023)
Projected traffic322 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 E Washington Road over Brook built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 2024.

What condition is E Washington Road over 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 October 2024.

How much traffic does E Washington Road over Brook carry?

About 218 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is E Washington Road over Brook?

The structure is 34 ft (10.5 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns E Washington Road over Brook?

It is owned by the City or Municipal Highway Agency.