US Bridges

Oklahoma Road over Snowden Run

Fair

Carroll County, Maryland · 1.0 Miles North of Md 26 · Structure no. 200000CL0336030

Built
1971
54 years old, rebuilt 1995
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
46 ft
Daily traffic
3,466
2021 count
Owner
County
County Highway Agency

About this bridge

Oklahoma Road over Snowden Run is a concrete culvert carrying Oklahoma Road over Snowden Run in Carroll County, Maryland. It was built in 1971 and reconstructed in 1995, so it is 54 years old, older 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 5 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 3,466 vehicles a day, projected to reach 5,860 by 2043. The structure is 46 ft (14.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOklahoma Road
CrossesSnowden Run
Location1.0 Miles North of Md 26
RouteCounty Highway 705
CountyCarroll County
StateMaryland
Coordinates39.41292, -76.92315
Functional classUrban Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadUnknown
Structure length46 ft (14.1 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,466 (2021)
Projected traffic5,860 by 2043
Trucks0%
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

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 Oklahoma Road over Snowden Run built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 1995.

What condition is Oklahoma Road over Snowden Run 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 August 2023.

How much traffic does Oklahoma Road over Snowden Run carry?

About 3,466 vehicles per day (2021 count).

How long is Oklahoma Road over Snowden Run?

The structure is 46 ft (14.1 m) long with a longest span of 6 ft (1.8 m).

Who owns Oklahoma Road over Snowden Run?

It is owned by the County Highway Agency.