US Bridges

Sculptured Rocks R over Atwell Brook

Good

Grafton County, New Hampshire · Town RD · Structure no. 010501230005700

Built
2018
7 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
75
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sculptured Rocks R over Atwell Brook is a concrete slab carrying Sculptured Rocks R over Atwell Brook in Grafton County, New Hampshire. It was built in 2018, so it is 7 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 75 vehicles a day, roughly 4% of them trucks, projected to reach 111 by 2043. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSculptured Rocks R
CrossesAtwell Brook
LocationTown RD
RouteCity Street 0
Coordinates43.70906, -71.87504
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.8 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic111 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Sculptured Rocks R over Atwell Brook built?

It was built in 2018, making it 7 years old in 2025.

What condition is Sculptured Rocks R over Atwell 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 2023.

How much traffic does Sculptured Rocks R over Atwell Brook carry?

About 75 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Sculptured Rocks R over Atwell Brook?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns Sculptured Rocks R over Atwell Brook?

It is owned by the City or Municipal Highway Agency.