US Bridges

Bluff Street over Hittytity Brook

Good

Rockingham County, New Hampshire · 2.3 MI from Mass. Sl · Structure no. 022800940011900

Built
2013
12 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
2,321
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bluff Street over Hittytity Brook is a concrete culvert carrying Bluff Street over Hittytity Brook in Rockingham County, New Hampshire. It was built in 2013, so it is 12 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 2,321 vehicles a day, roughly 3% of them trucks, projected to reach 3,435 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBluff Street
CrossesHittytity Brook
Location2.3 MI from Mass. Sl
Coordinates42.80526, -71.21835
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating85.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,321 (2023)
Projected traffic3,435 by 2043
Trucks3%
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 Bluff Street over Hittytity Brook built?

It was built in 2013, making it 12 years old in 2025.

What condition is Bluff Street over Hittytity 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 August 2023.

How much traffic does Bluff Street over Hittytity Brook carry?

About 2,321 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Bluff Street over Hittytity Brook?

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

Who owns Bluff Street over Hittytity Brook?

It is owned by the City or Municipal Highway Agency.