US Bridges

Breezy Hill Road over Salmon Hole Brook

Poor

Grafton County, New Hampshire · 0.3 MI from Gulf RD No 6 · Structure no. 015001230010000

Built
1975
50 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Breezy Hill Road over Salmon Hole Brook is a steel stringer/multi-beam or girder carrying Breezy Hill Road over Salmon Hole Brook in Grafton County, New Hampshire. It was built in 1975, so it is 50 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 96 vehicles a day, projected to reach 142 by 2043. The structure is 23 ft (7 m) long and 18 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBreezy Hill Road
CrossesSalmon Hole Brook
Location0.3 MI from Gulf RD No 6
Coordinates44.22836, -71.85232
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 16 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.2 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2023)
Projected traffic142 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Breezy Hill Road over Salmon Hole Brook built?

It was built in 1975, making it 50 years old in 2025.

What condition is Breezy Hill Road over Salmon Hole Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Breezy Hill Road over Salmon Hole Brook carry?

About 96 vehicles per day (2023 count).

How long is Breezy Hill Road over Salmon Hole Brook?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 18 ft wide.

Who owns Breezy Hill Road over Salmon Hole Brook?

It is owned by the City or Municipal Highway Agency.