US Bridges

Loveren Mill RD over North Branch River

Good

Hillsborough County, New Hampshire · 185 Ft RTE 9 · Structure no. 000900870013500

Built
1992
33 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
74 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Loveren Mill RD over North Branch River is a steel stringer/multi-beam or girder carrying Loveren Mill RD over North Branch River in Hillsborough County, New Hampshire. It was built in 1992, so it is 33 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 74 ft (22.6 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLoveren Mill RD
CrossesNorth Branch River
Location185 Ft RTE 9
Coordinates43.07322, -72.01846
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.6 US tons
Inventory rating45 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length74 ft (22.6 m)
Longest span70 ft (21.3 m)
Deck width27 ft (8.2 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 closed98.8 mi (159 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 Loveren Mill RD over North Branch River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Loveren Mill RD over North Branch River 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 2024.

How much traffic does Loveren Mill RD over North Branch River carry?

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

How long is Loveren Mill RD over North Branch River?

The structure is 74 ft (22.6 m) long with a longest span of 70 ft (21.3 m) and a deck 27 ft wide.

Who owns Loveren Mill RD over North Branch River?

It is owned by the City or Municipal Highway Agency.