US Bridges

Md 260D-MT Harmony over Md 260

Good

Calvert County, Maryland · 0.14 Mile West of Md 260 · Structure no. 100000040022010

Built
2005
20 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
1 main span
Daily traffic
7,890
2006 count
Owner
State
State Highway Agency

About this bridge

Md 260D-MT Harmony over Md 260 is a steel stringer/multi-beam or girder carrying Md 260D-MT Harmony over Md 260 in Calvert County, Maryland. It was built in 2005, so it is 20 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 7,890 vehicles a day, roughly 8% of them trucks, projected to reach 9,201 by 2026. The structure is 84 ft (25.6 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 260D-MT Harmony
CrossesMd 260
Location0.14 Mile West of Md 260
RouteState Highway 260D
Coordinates38.70252, -76.58318
Functional classUrban Collector

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.4 US tons
Inventory rating68.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length84 ft (25.6 m)
Longest span80 ft (24.4 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,890 (2006)
Projected traffic9,201 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 260D-MT Harmony over Md 260 built?

It was built in 2005, making it 20 years old in 2025.

What condition is Md 260D-MT Harmony over Md 260 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 June 2024.

How much traffic does Md 260D-MT Harmony over Md 260 carry?

About 7,890 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Md 260D-MT Harmony over Md 260?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.4 m) and a deck 34 ft wide.

Who owns Md 260D-MT Harmony over Md 260?

It is owned by the State Highway Agency.