US Bridges

Frazier Road over Frazier Brook

Good

Merrimack County, New Hampshire · .06 MI FR Wilmot T/L · Structure no. 005802060007300

Built
1987
38 years old
Condition
Good
inspected July 2024
Type
Culvert
Steel
Length
30 ft
1 main span
Daily traffic
84
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Frazier Road over Frazier Brook is a steel culvert carrying Frazier Road over Frazier Brook in Merrimack County, New Hampshire. It was built in 1987, so it is 38 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 84 vehicles a day, roughly 4% of them trucks, projected to reach 124 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFrazier Road
CrossesFrazier Brook
Location.06 MI FR Wilmot T/L
CountyMerrimack County
StateNew Hampshire
Coordinates43.48398, -71.89537
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating80 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84 (2023)
Projected traffic124 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Frazier Road over Frazier Brook built?

It was built in 1987, making it 38 years old in 2025.

What condition is Frazier Road over Frazier 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 July 2024.

How much traffic does Frazier Road over Frazier Brook carry?

About 84 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Frazier Road over Frazier Brook?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m).

Who owns Frazier Road over Frazier Brook?

It is owned by the City or Municipal Highway Agency.