US Bridges

Long Corner Road over Patuxent River Tributary

Fair

Montgomery County, Maryland · 1.90 Miles North of MD108 · Structure no. 200000M-0479030

Built
1970
55 years old
Condition
Fair
inspected January 2024
Type
Culvert
Steel
Length
24 ft
Daily traffic
821
2022 count
Owner
County
County Highway Agency

About this bridge

Long Corner Road over Patuxent River Tributary is a steel culvert carrying Long Corner Road over Patuxent River Tributary in Montgomery County, Maryland. It was built in 1970, so it is 55 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 821 vehicles a day, roughly 3% of them trucks, projected to reach 1,111 by 2042. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLong Corner Road
CrossesPatuxent River Tributary
Location1.90 Miles North of MD108
RouteCounty Highway 41
CountyMontgomery County
StateMaryland
Coordinates39.29917, -77.16466
Functional classRural Minor 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 inspectionJanuary 2024
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadUnknown
Structure length24 ft (7.3 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 traffic821 (2022)
Projected traffic1,111 by 2042
Trucks3%
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 Long Corner Road over Patuxent River Tributary built?

It was built in 1970, making it 55 years old in 2025.

What condition is Long Corner Road over Patuxent River Tributary 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 January 2024.

How much traffic does Long Corner Road over Patuxent River Tributary carry?

About 821 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Long Corner Road over Patuxent River Tributary?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m).

Who owns Long Corner Road over Patuxent River Tributary?

It is owned by the County Highway Agency.