US Bridges

Hazel Plain Road over Sprain Brook

Good

Litchfield County, Connecticut · 300 Feet West of Route 47 · Structure no. 05849

Built
2019
6 years old
Condition
Good
inspected June 2024
Type
Slab
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
477
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Hazel Plain Road over Sprain Brook is a prestressed concrete slab carrying Hazel Plain Road over Sprain Brook in Litchfield County, Connecticut. It was built in 2019, so it is 6 years old, younger than the Connecticut average of 56.7 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 477 vehicles a day, roughly 7% of them trucks, projected to reach 709 by 2044. The structure is 43 ft (13.2 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHazel Plain Road
CrossesSprain Brook
Location300 Feet West of Route 47
RouteCity Street 0
Coordinates41.57727, -73.24043
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating72.1 US tons
Inventory rating55.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length43 ft (13.2 m)
Longest span40 ft (12.1 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic477 (2024)
Projected traffic709 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$2.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Hazel Plain Road over Sprain Brook built?

It was built in 2019, making it 6 years old in 2025.

What condition is Hazel Plain Road over Sprain 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 June 2024.

How much traffic does Hazel Plain Road over Sprain Brook carry?

About 477 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Hazel Plain Road over Sprain Brook?

The structure is 43 ft (13.2 m) long with a longest span of 40 ft (12.1 m) and a deck 28 ft wide.

Who owns Hazel Plain Road over Sprain Brook?

It is owned by the Town or Township Highway Agency.