US Bridges

Is 68 over West Trib Flintstone Cre

Fair

Allegany County, Maryland · 0.24 M W of Br No 0107700 · Structure no. 100000010162030

Built
1990
35 years old
Condition
Fair
inspected December 2024
Type
Culvert
Steel
Length
55 ft
Daily traffic
18,551
2009 count
Owner
State
State Highway Agency

About this bridge

Is 68 over West Trib Flintstone Cre is a steel culvert carrying Is 68 over West Trib Flintstone Cre in Allegany County, Maryland. It was built in 1990, so it is 35 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 18,551 vehicles a day, roughly 8% of them trucks, projected to reach 18,004 by 2026. The structure is 55 ft (16.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 68
CrossesWest Trib Flintstone Cre
Location0.24 M W of Br No 0107700
RouteInterstate 68
Coordinates39.70592, -78.5715
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating90.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length55 ft (16.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,551 (2009)
Projected traffic18,004 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Is 68 over West Trib Flintstone Cre built?

It was built in 1990, making it 35 years old in 2025.

What condition is Is 68 over West Trib Flintstone Cre in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Is 68 over West Trib Flintstone Cre carry?

About 18,551 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Is 68 over West Trib Flintstone Cre?

The structure is 55 ft (16.7 m) long with a longest span of 12 ft (3.7 m).

Who owns Is 68 over West Trib Flintstone Cre?

It is owned by the State Highway Agency.