US Bridges

Castle Hill Road over Beaver Brook

Good

Rockingham County, New Hampshire · 0.02 MI FR Pelham Tl · Structure no. 028000570005100

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
279
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Castle Hill Road over Beaver Brook is a concrete frame carrying Castle Hill Road over Beaver Brook in Rockingham County, New Hampshire. It was built in 2021, so it is 4 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 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 279 vehicles a day, roughly 4% of them trucks, projected to reach 412 by 2043. The structure is 26 ft (7.9 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCastle Hill Road
CrossesBeaver Brook
Location0.02 MI FR Pelham Tl
CountyRockingham County
StateNew Hampshire
Coordinates42.7744, -71.3499
Functional classUrban 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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating69.4 US tons
Inventory rating53.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width28 ft (8.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic279 (2023)
Projected traffic412 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 Castle Hill Road over Beaver Brook built?

It was built in 2021, making it 4 years old in 2025.

What condition is Castle Hill Road over Beaver 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 June 2023.

How much traffic does Castle Hill Road over Beaver Brook carry?

About 279 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Castle Hill Road over Beaver Brook?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 28 ft wide.

Who owns Castle Hill Road over Beaver Brook?

It is owned by the City or Municipal Highway Agency.