US Bridges

No Data Entered over Livermore Trib 1

Good

Grafton County, New Hampshire · No Data Entered · Structure no. 092204000020776

Built
2013
12 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Livermore Trib 1 is a steel stringer/multi-beam or girder carrying No Data Entered over Livermore Trib 1 in Grafton County, New Hampshire. It was built in 2013, so it is 12 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 30 ft (9.1 m) long and 15 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Location

Open in Google Maps
CarriesNo Data Entered
CrossesLivermore Trib 1
LocationNo Data Entered
RouteFederal Lands Road 53
CountyGrafton County
StateNew Hampshire
Coordinates43.96927, -71.51023
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating85 US tons
Inventory rating65.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over Livermore Trib 1 built?

It was built in 2013, making it 12 years old in 2025.

What condition is No Data Entered over Livermore Trib 1 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 No Data Entered over Livermore Trib 1 carry?

About 50 vehicles per day (latest count).

How long is No Data Entered over Livermore Trib 1?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 15 ft wide.

Who owns No Data Entered over Livermore Trib 1?

It is owned by the U.S. Forest Service.