US Bridges

Mont Vernon Road over Ceasars Brook

Good

Hillsborough County, New Hampshire · 0.7 MI E Mount Vernon Tl · Structure no. 000701120007100

Built
2023
2 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
208
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mont Vernon Road over Ceasars Brook is a concrete culvert carrying Mont Vernon Road over Ceasars Brook in Hillsborough County, New Hampshire. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 208 vehicles a day, projected to reach 307 by 2043. The structure is 26 ft (7.9 m) long and 27 ft wide.

Location

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CarriesMont Vernon Road
CrossesCeasars Brook
Location0.7 MI E Mount Vernon Tl
CountyHillsborough County
StateNew Hampshire
Coordinates42.87753, -71.65011
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.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.1 US tons
Inventory rating47.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width27 ft (8.2 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic208 (2023)
Projected traffic307 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Mont Vernon Road over Ceasars Brook built?

It was built in 2023, making it 2 years old in 2025.

What condition is Mont Vernon Road over Ceasars 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 October 2023.

How much traffic does Mont Vernon Road over Ceasars Brook carry?

About 208 vehicles per day (2023 count).

How long is Mont Vernon Road over Ceasars Brook?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 27 ft wide.

Who owns Mont Vernon Road over Ceasars Brook?

It is owned by the City or Municipal Highway Agency.