US Bridges

Md 86 over South Br Gunpowder Falls

Good

Carroll County, Maryland · 0.97 MI S of Pa Line · Structure no. 100000060019010

Built
2020
5 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
114 ft
2 main spans
Daily traffic
4,337
2023 count
Owner
State
State Highway Agency

About this bridge

Md 86 over South Br Gunpowder Falls is a prestressed concrete box beam or girders - multiple carrying Md 86 over South Br Gunpowder Falls in Carroll County, Maryland. It was built in 2020, so it is 5 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 4,337 vehicles a day, roughly 9% of them trucks, projected to reach 5,129 by 2045. The structure is 114 ft (34.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 86
CrossesSouth Br Gunpowder Falls
Location0.97 MI S of Pa Line
RouteState Highway 86
Coordinates39.71064, -76.85297
Functional classRural Major 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length114 ft (34.7 m)
Longest span57 ft (17.4 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,337 (2023)
Projected traffic5,129 by 2045
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$78,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 86 over South Br Gunpowder Falls built?

It was built in 2020, making it 5 years old in 2025.

What condition is Md 86 over South Br 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 December 2024.

How much traffic does Md 86 over South Br Gunpowder Falls carry?

About 4,337 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Md 86 over South Br Gunpowder Falls?

The structure is 114 ft (34.7 m) long with a longest span of 57 ft (17.4 m) and a deck 40 ft wide.

Who owns Md 86 over South Br Gunpowder Falls?

It is owned by the State Highway Agency.