US Bridges

Bartholows Road over Is 70 CSX Transportatio

Fair

Frederick County, Maryland · 2.26 MI E of Md 75 · Structure no. 100000100160010

Built
1974
51 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
665 ft
7 main spans
Daily traffic
3,994
2021 count
Owner
State
State Highway Agency

About this bridge

Bartholows Road over Is 70 CSX Transportatio is a steel continuous stringer/multi-beam or girder carrying Bartholows Road over Is 70 CSX Transportatio in Frederick County, Maryland. It was built in 1974, so it is 51 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 3,994 vehicles a day, roughly 5% of them trucks, projected to reach 5,993 by 2041. The structure is 665 ft (202.7 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBartholows Road
CrossesIs 70 CSX Transportatio
Location2.26 MI E of Md 75
RouteCounty Highway 397
Coordinates39.3712, -77.22028
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length665 ft (202.7 m)
Longest span102 ft (31.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,994 (2021)
Projected traffic5,993 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bartholows Road over Is 70 CSX Transportatio built?

It was built in 1974, making it 51 years old in 2025.

What condition is Bartholows Road over Is 70 CSX Transportatio 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 June 2024.

How much traffic does Bartholows Road over Is 70 CSX Transportatio carry?

About 3,994 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Bartholows Road over Is 70 CSX Transportatio?

The structure is 665 ft (202.7 m) long with a longest span of 102 ft (31.1 m) and a deck 47 ft wide.

Who owns Bartholows Road over Is 70 CSX Transportatio?

It is owned by the State Highway Agency.