US Bridges

T436 Carneys X RD over Little Conemaugh River

Good

Cambria County, Pennsylvania · 1 Mile N. of Lilly · Structure no. 000000000054520

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

T436 Carneys X RD over Little Conemaugh River is a concrete culvert carrying T436 Carneys X RD over Little Conemaugh River in Cambria County, Pennsylvania. It was built in 2017, so it is 8 years old, younger than the Pennsylvania average of 54.8 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 100 vehicles a day, projected to reach 125 by 2043. The structure is 27 ft (8.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT436 Carneys X RD
CrossesLittle Conemaugh River
Location1 Mile N. of Lilly
RouteCity Street 0
Coordinates40.43751, -78.61923
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 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width27 ft (8.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic125 by 2043
Trucks0%
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

OwnerCounty Highway Agency
Maintained byCounty 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 T436 Carneys X RD over Little Conemaugh River built?

It was built in 2017, making it 8 years old in 2025.

What condition is T436 Carneys X RD over Little Conemaugh 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 2023.

How much traffic does T436 Carneys X RD over Little Conemaugh River carry?

About 100 vehicles per day (2023 count).

How long is T436 Carneys X RD over Little Conemaugh River?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 27 ft wide.

Who owns T436 Carneys X RD over Little Conemaugh River?

It is owned by the County Highway Agency.