US Bridges

North Road over Garland Brook

Good

Coos County, New Hampshire · 0.54 MI W Jefferson Tl · Structure no. 014101830004500

Built
1960
65 years old
Condition
Good
inspected June 2024
Type
Frame
Concrete
Length
49 ft
1 main span
Daily traffic
510
2023 count
Owner
State
State Highway Agency

About this bridge

North Road over Garland Brook is a concrete frame carrying North Road over Garland Brook in Coos County, New Hampshire. It was built in 1960, so it is 65 years old, older 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 510 vehicles a day, roughly 10% of them trucks, projected to reach 754 by 2043. The structure is 49 ft (14.9 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNorth Road
CrossesGarland Brook
Location0.54 MI W Jefferson Tl
RouteState Highway 0
Coordinates44.45858, -71.49862
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length49 ft (14.9 m)
Longest span44 ft (13.3 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2023)
Projected traffic754 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
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 North Road over Garland Brook built?

It was built in 1960, making it 65 years old in 2025.

What condition is North Road over Garland 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 2024.

How much traffic does North Road over Garland Brook carry?

About 510 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is North Road over Garland Brook?

The structure is 49 ft (14.9 m) long with a longest span of 44 ft (13.3 m) and a deck 27 ft wide.

Who owns North Road over Garland Brook?

It is owned by the State Highway Agency.