US Bridges

Md 806A over Little Hunting Creek

Fair

Frederick County, Maryland · 0.84 Mile North of US 15 · Structure no. 100000100007010

Built
1927
98 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete
Length
33 ft
1 main span
Daily traffic
1,072
2009 count
Owner
State
State Highway Agency

About this bridge

Md 806A over Little Hunting Creek is a concrete tee beam carrying Md 806A over Little Hunting Creek in Frederick County, Maryland. It was built in 1927, so it is 98 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 1,072 vehicles a day, roughly 8% of them trucks, projected to reach 1,317 by 2026. The structure is 33 ft (10.1 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMd 806A
CrossesLittle Hunting Creek
Location0.84 Mile North of US 15
RouteState Highway 806A
Coordinates39.58295, -77.43393
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,072 (2009)
Projected traffic1,317 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$58,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 806A over Little Hunting Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is Md 806A over Little Hunting Creek 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 December 2024.

How much traffic does Md 806A over Little Hunting Creek carry?

About 1,072 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 806A over Little Hunting Creek?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 27 ft wide.

Who owns Md 806A over Little Hunting Creek?

It is owned by the State Highway Agency.