US Bridges

New Forge Road over Tributary to Gunpowder F

Fair

Baltimore County, Maryland · 0.3 MI W of JCT SR 7 · Structure no. 200000B-0537020

Built
1963
62 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
27 ft
Daily traffic
2,130
2024 count
Owner
County
County Highway Agency

About this bridge

New Forge Road over Tributary to Gunpowder F is a concrete culvert carrying New Forge Road over Tributary to Gunpowder F in Baltimore County, Maryland. It was built in 1963, so it is 62 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 2,130 vehicles a day, roughly 5% of them trucks, projected to reach 2,699 by 2044. The structure is 27 ft (8.2 m) long and 3 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesNew Forge Road
CrossesTributary to Gunpowder F
Location0.3 MI W of JCT SR 7
CountyBaltimore County
StateMaryland
Coordinates39.41035, -76.41729
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width3 ft (0.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,130 (2024)
Projected traffic2,699 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 New Forge Road over Tributary to Gunpowder F built?

It was built in 1963, making it 62 years old in 2025.

What condition is New Forge Road over Tributary to Gunpowder F 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 March 2024.

How much traffic does New Forge Road over Tributary to Gunpowder F carry?

About 2,130 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is New Forge Road over Tributary to Gunpowder F?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m) and a deck 3 ft wide.

Who owns New Forge Road over Tributary to Gunpowder F?

It is owned by the County Highway Agency.