US Bridges

Jerusalem Road over Little Gunpowder Falls

Good

Baltimore County, Maryland · 2 MI E of US RTE 1 · Structure no. 200000B-0005010

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
2,189
2024 count
Owner
County
County Highway Agency

About this bridge

Jerusalem Road over Little Gunpowder Falls is a prestressed concrete box beam or girders - multiple carrying Jerusalem Road over Little Gunpowder Falls in Baltimore County, Maryland. It was built in 1993, so it is 32 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 2,189 vehicles a day, roughly 5% of them trucks, projected to reach 2,670 by 2044. The structure is 91 ft (27.7 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesJerusalem Road
CrossesLittle Gunpowder Falls
Location2 MI E of US RTE 1
RouteCounty Highway 3918
Coordinates39.46252, -76.39183
Functional classRural Minor Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating87 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span86 ft (26.2 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,189 (2024)
Projected traffic2,670 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Jerusalem Road over Little Gunpowder Falls built?

It was built in 1993, making it 32 years old in 2025.

What condition is Jerusalem Road over Little Gunpowder Falls 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 January 2024.

How much traffic does Jerusalem Road over Little Gunpowder Falls carry?

About 2,189 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Jerusalem Road over Little Gunpowder Falls?

The structure is 91 ft (27.7 m) long with a longest span of 86 ft (26.2 m) and a deck 28 ft wide.

Who owns Jerusalem Road over Little Gunpowder Falls?

It is owned by the County Highway Agency.