US Bridges

Joppa Farm Road over Foster Branch

Good

Harford County, Maryland · 1.9 Miles E of US 40 · Structure no. 200000H-0201020

Built
1997
28 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
26 ft
Daily traffic
15,650
2023 count
Owner
County
County Highway Agency

About this bridge

Joppa Farm Road over Foster Branch is a concrete culvert carrying Joppa Farm Road over Foster Branch in Harford County, Maryland. It was built in 1997, so it is 28 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 15,650 vehicles a day, roughly 5% of them trucks, projected to reach 19,096 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJoppa Farm Road
CrossesFoster Branch
Location1.9 Miles E of US 40
RouteCounty Highway 508
Coordinates39.40583, -76.34467
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,650 (2023)
Projected traffic19,096 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Joppa Farm Road over Foster Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is Joppa Farm Road over Foster Branch 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 July 2023.

How much traffic does Joppa Farm Road over Foster Branch carry?

About 15,650 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Joppa Farm Road over Foster Branch?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Joppa Farm Road over Foster Branch?

It is owned by the County Highway Agency.