US Bridges

Cleveland Hill RD over Mill Brook

Good

Carroll County, New Hampshire · 0.10 MI FR Spaulding RD5 · Structure no. 025201060006500

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Frame
Concrete
Length
22 ft
1 main span
Daily traffic
174
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cleveland Hill RD over Mill Brook is a concrete frame carrying Cleveland Hill RD over Mill Brook in Carroll County, New Hampshire. It was built in 2009, so it is 16 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 174 vehicles a day, roughly 4% of them trucks, projected to reach 257 by 2043. The structure is 22 ft (6.7 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCleveland Hill RD
CrossesMill Brook
Location0.10 MI FR Spaulding RD5
CountyCarroll County
StateNew Hampshire
Coordinates43.85779, -71.3148
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88.7 US tons
Inventory rating53.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic174 (2023)
Projected traffic257 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Cleveland Hill RD over Mill Brook built?

It was built in 2009, making it 16 years old in 2025.

What condition is Cleveland Hill RD over Mill 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 2023.

How much traffic does Cleveland Hill RD over Mill Brook carry?

About 174 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Cleveland Hill RD over Mill Brook?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Cleveland Hill RD over Mill Brook?

It is owned by the City or Municipal Highway Agency.