US Bridges

Mt Horeb Road over Little Deer Creek

Good

Harford County, Maryland · 1.2 Miles NW of Md 165 · Structure no. 200000H-0107010

Built
1955
70 years old, rebuilt 1998
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
1 main span
Daily traffic
751
2019 count
Owner
County
County Highway Agency

About this bridge

Mt Horeb Road over Little Deer Creek is a steel stringer/multi-beam or girder carrying Mt Horeb Road over Little Deer Creek in Harford County, Maryland. It was built in 1955 and reconstructed in 1998, so it is 70 years old, older 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 751 vehicles a day, roughly 5% of them trucks, projected to reach 866 by 2039. The structure is 56 ft (17.1 m) long and 18 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMt Horeb Road
CrossesLittle Deer Creek
Location1.2 Miles NW of Md 165
RouteCounty Highway 25
Coordinates39.6581, -76.48349
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating94.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span53 ft (16.2 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic751 (2019)
Projected traffic866 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mt Horeb Road over Little Deer Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1998.

What condition is Mt Horeb Road over Little Deer Creek 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 September 2023.

How much traffic does Mt Horeb Road over Little Deer Creek carry?

About 751 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Mt Horeb Road over Little Deer Creek?

The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.2 m) and a deck 18 ft wide.

Who owns Mt Horeb Road over Little Deer Creek?

It is owned by the County Highway Agency.