US Bridges

Jenkins Road over Mcquade Brook

Good

Hillsborough County, New Hampshire · 0.3 MI N. of Merr. T/L · Structure no. 001901360006600

Built
2012
13 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
2,225
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jenkins Road over Mcquade Brook is a concrete culvert carrying Jenkins Road over Mcquade Brook in Hillsborough County, New Hampshire. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,225 vehicles a day, roughly 2% of them trucks, projected to reach 3,293 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesJenkins Road
CrossesMcquade Brook
Location0.3 MI N. of Merr. T/L
RouteCity Street 0
CountyHillsborough County
StateNew Hampshire
Coordinates42.90564, -71.52377
Functional classUrban 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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating79.5 US tons
Inventory rating47.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,225 (2023)
Projected traffic3,293 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Jenkins Road over Mcquade Brook built?

It was built in 2012, making it 13 years old in 2025.

What condition is Jenkins Road over Mcquade 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 Jenkins Road over Mcquade Brook carry?

About 2,225 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Jenkins Road over Mcquade Brook?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m).

Who owns Jenkins Road over Mcquade Brook?

It is owned by the City or Municipal Highway Agency.