US Bridges

Is 270 Ramps J & F over New Design Road

Good

Frederick County, Maryland · 0.32 M S of Br No 1013700 · Structure no. 100000100123010

Built
2002
23 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
231 ft
3 main spans
Daily traffic
14,067
2006 count
Owner
State
State Highway Agency

About this bridge

Is 270 Ramps J & F over New Design Road is a steel continuous stringer/multi-beam or girder carrying Is 270 Ramps J & F over New Design Road in Frederick County, Maryland. It was built in 2002, so it is 23 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,067 vehicles a day, roughly 8% of them trucks, projected to reach 15,192 by 2026. The structure is 231 ft (70.4 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 270 Ramps J & F
CrossesNew Design Road
Location0.32 M S of Br No 1013700
RouteInterstate 270
Coordinates39.39479, -77.41995
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length231 ft (70.4 m)
Longest span115 ft (35.1 m)
Deck width60 ft (18.3 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,067 (2006)
Projected traffic15,192 by 2026
Trucks8%
Lanes on structure3
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 270 Ramps J & F over New Design Road built?

It was built in 2002, making it 23 years old in 2025.

What condition is Is 270 Ramps J & F over New Design Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Is 270 Ramps J & F over New Design Road carry?

About 14,067 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Is 270 Ramps J & F over New Design Road?

The structure is 231 ft (70.4 m) long with a longest span of 115 ft (35.1 m) and a deck 60 ft wide.

Who owns Is 270 Ramps J & F over New Design Road?

It is owned by the State Highway Agency.