US Bridges

Md 24 Nbr over US 40

Good

Harford County, Maryland · 0.35 Mile North of Md 755 · Structure no. 100000120062011

Built
1995
30 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
247 ft
4 main spans
Daily traffic
20,242
2009 count
Owner
State
State Highway Agency

About this bridge

Md 24 Nbr over US 40 is a steel continuous stringer/multi-beam or girder carrying Md 24 Nbr over US 40 in Harford County, Maryland. It was built in 1995, so it is 30 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,242 vehicles a day, roughly 4% of them trucks, projected to reach 12,701 by 2026. The structure is 247 ft (75.3 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesMd 24 Nbr
CrossesUS 40
Location0.35 Mile North of Md 755
RouteState Highway 24
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length247 ft (75.3 m)
Longest span77 ft (23.5 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,242 (2009)
Projected traffic12,701 by 2026
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 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 Md 24 Nbr over US 40 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Md 24 Nbr over US 40 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 October 2023.

How much traffic does Md 24 Nbr over US 40 carry?

About 20,242 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is Md 24 Nbr over US 40?

The structure is 247 ft (75.3 m) long with a longest span of 77 ft (23.5 m) and a deck 41 ft wide.

Who owns Md 24 Nbr over US 40?

It is owned by the State Highway Agency.