US Bridges

Middle Hancock RD over Small Brook

Good

Hillsborough County, New Hampshire · 1.9 MI FR Peterboro Tl · Structure no. 011201070007400

Built
2024
1 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Middle Hancock RD over Small Brook is a steel stringer/multi-beam or girder carrying Middle Hancock RD over Small Brook in Hillsborough County, New Hampshire. It was built in 2024, so it is 1 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 51 ft (15.4 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesMiddle Hancock RD
CrossesSmall Brook
Location1.9 MI FR Peterboro Tl
Coordinates42.96008, -71.98575
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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating60.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length51 ft (15.4 m)
Longest span47 ft (14.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 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 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 Middle Hancock RD over Small Brook built?

It was built in 2024, making it 1 years old in 2025.

What condition is Middle Hancock RD over Small 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 Middle Hancock RD over Small Brook carry?

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

How long is Middle Hancock RD over Small Brook?

The structure is 51 ft (15.4 m) long with a longest span of 47 ft (14.2 m) and a deck 24 ft wide.

Who owns Middle Hancock RD over Small Brook?

It is owned by the City or Municipal Highway Agency.