US Bridges

Mcdonogh Road over Horsehead Branch

Good

Baltimore County, Maryland · 1.55 MI N. of Rt. 26 · Structure no. 200000B-0474020

Built
1986
39 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
31 ft
Daily traffic
35,560
2023 count
Owner
County
County Highway Agency

About this bridge

Mcdonogh Road over Horsehead Branch is a concrete culvert carrying Mcdonogh Road over Horsehead Branch in Baltimore County, Maryland. It was built in 1986, so it is 39 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 35,560 vehicles a day, roughly 5% of them trucks, projected to reach 40,583 by 2043. The structure is 31 ft (9.4 m) long and 64 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesMcdonogh Road
CrossesHorsehead Branch
Location1.55 MI N. of Rt. 26
RouteCounty Highway 0
CountyBaltimore County
StateMaryland
Coordinates39.3882, -76.7867
Functional classUrban Minor Arterial

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width64 ft (19.6 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,560 (2023)
Projected traffic40,583 by 2043
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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 Mcdonogh Road over Horsehead Branch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Mcdonogh Road over Horsehead 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 April 2023.

How much traffic does Mcdonogh Road over Horsehead Branch carry?

About 35,560 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Mcdonogh Road over Horsehead Branch?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m) and a deck 64 ft wide.

Who owns Mcdonogh Road over Horsehead Branch?

It is owned by the County Highway Agency.