US Bridges

Md 24 over Ped. and Horse Tunnel

Good

Harford County, Maryland · 0.45 Mile North of US 1BU · Structure no. 100000120085030

Built
1987
38 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
27 ft
Daily traffic
21,480
2013 count
Owner
State
State Highway Agency

About this bridge

Md 24 over Ped. and Horse Tunnel is a steel culvert carrying Md 24 over Ped. and Horse Tunnel in Harford County, Maryland. It was built in 1987, so it is 38 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 21,480 vehicles a day, roughly 8% of them trucks, projected to reach 24,261 by 2026. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 24
CrossesPed. and Horse Tunnel
Location0.45 Mile North of US 1BU
RouteState Highway 24
Coordinates39.53072, -76.3607
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,480 (2013)
Projected traffic24,261 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 24 over Ped. and Horse Tunnel built?

It was built in 1987, making it 38 years old in 2025.

What condition is Md 24 over Ped. and Horse Tunnel 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 Md 24 over Ped. and Horse Tunnel carry?

About 21,480 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is Md 24 over Ped. and Horse Tunnel?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m).

Who owns Md 24 over Ped. and Horse Tunnel?

It is owned by the State Highway Agency.