US Bridges

Edmonston Drive over CSXT RR & WMATA Metro

Fair

Montgomery County, Maryland · 0.05 Miles East of Md 355 · Structure no. 200000M-R-01010

Built
1981
44 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
123 ft
3 main spans
Daily traffic
10,524
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Edmonston Drive over CSXT RR & WMATA Metro is a steel continuous stringer/multi-beam or girder carrying Edmonston Drive over CSXT RR & WMATA Metro in Montgomery County, Maryland. It was built in 1981, so it is 44 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 10,524 vehicles a day, roughly 3% of them trucks, projected to reach 11,786 by 2042. The structure is 123 ft (37.5 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesEdmonston Drive
CrossesCSXT RR & WMATA Metro
Location0.05 Miles East of Md 355
RouteCity Street 1002
CountyMontgomery County
StateMaryland
Coordinates39.07463, -77.13506
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating85 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span43 ft (13.1 m)
Deck width50 ft (15.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,524 (2022)
Projected traffic11,786 by 2042
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$435,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Edmonston Drive over CSXT RR & WMATA Metro built?

It was built in 1981, making it 44 years old in 2025.

What condition is Edmonston Drive over CSXT RR & WMATA Metro 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 September 2024.

How much traffic does Edmonston Drive over CSXT RR & WMATA Metro carry?

About 10,524 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Edmonston Drive over CSXT RR & WMATA Metro?

The structure is 123 ft (37.5 m) long with a longest span of 43 ft (13.1 m) and a deck 50 ft wide.

Who owns Edmonston Drive over CSXT RR & WMATA Metro?

It is owned by the City or Municipal Highway Agency.