US Bridges

Is 70 EB over Ashton RD

Fair

Washington County, Maryland · 0.76 Mile East of Md 68 · Structure no. 100000210100013

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
85 ft
3 main spans
Daily traffic
40,770
2009 count
Owner
State
State Highway Agency

About this bridge

Is 70 EB over Ashton RD is a steel stringer/multi-beam or girder carrying Is 70 EB over Ashton RD in Washington County, Maryland. It was built in 1965, so it is 60 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 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 40,770 vehicles a day, roughly 8% of them trucks, projected to reach 27,268 by 2026. The structure is 85 ft (25.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIs 70 EB
CrossesAshton RD
Location0.76 Mile East of Md 68
RouteInterstate 70
CountyWashington County
StateMaryland
Coordinates39.65201, -77.909
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.4 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span34 ft (10.4 m)
Deck width45 ft (13.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,770 (2009)
Projected traffic27,268 by 2026
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 70 EB over Ashton RD built?

It was built in 1965, making it 60 years old in 2025.

What condition is Is 70 EB over Ashton RD 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 April 2024.

How much traffic does Is 70 EB over Ashton RD carry?

About 40,770 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Is 70 EB over Ashton RD?

The structure is 85 ft (25.9 m) long with a longest span of 34 ft (10.4 m) and a deck 45 ft wide.

Who owns Is 70 EB over Ashton RD?

It is owned by the State Highway Agency.