US Bridges

Long Mountain RD#1 over West Aspetuck River

Good

Litchfield County, Connecticut · 250 West of Merryall RD · Structure no. 05112

Built
2002
23 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
1,147
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Long Mountain RD#1 over West Aspetuck River is a prestressed concrete box beam or girders - multiple carrying Long Mountain RD#1 over West Aspetuck River in Litchfield County, Connecticut. It was built in 2002, so it is 23 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,147 vehicles a day, roughly 4% of them trucks, projected to reach 1,704 by 2044. The structure is 63 ft (19.3 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLong Mountain RD#1
CrossesWest Aspetuck River
Location250 West of Merryall RD
RouteCity Street 0
Coordinates41.60895, -73.42289
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.1 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length63 ft (19.3 m)
Longest span59 ft (17.9 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,147 (2024)
Projected traffic1,704 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Long Mountain RD#1 over West Aspetuck River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Long Mountain RD#1 over West Aspetuck River 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 2024.

How much traffic does Long Mountain RD#1 over West Aspetuck River carry?

About 1,147 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Long Mountain RD#1 over West Aspetuck River?

The structure is 63 ft (19.3 m) long with a longest span of 59 ft (17.9 m) and a deck 29 ft wide.

Who owns Long Mountain RD#1 over West Aspetuck River?

It is owned by the Town or Township Highway Agency.