US Bridges

Md 404 EB over Md 313

Fair

Caroline County, Maryland · 0.99 Mile East of Md 328 · Structure no. 100000050027013

Built
1987
38 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
117 ft
1 main span
Daily traffic
15,421
2009 count
Owner
State
State Highway Agency

About this bridge

Md 404 EB over Md 313 is a steel stringer/multi-beam or girder carrying Md 404 EB over Md 313 in Caroline 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15,421 vehicles a day, roughly 8% of them trucks, projected to reach 8,378 by 2026. The structure is 117 ft (35.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 404 EB
CrossesMd 313
Location0.99 Mile East of Md 328
RouteState Highway 404
Coordinates38.8949, -75.81961
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.4 US tons
Inventory rating69 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length117 ft (35.7 m)
Longest span112 ft (34.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,421 (2009)
Projected traffic8,378 by 2026
Trucks8%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 404 EB over Md 313 built?

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

What condition is Md 404 EB over Md 313 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Md 404 EB over Md 313 carry?

About 15,421 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 404 EB over Md 313?

The structure is 117 ft (35.7 m) long with a longest span of 112 ft (34.1 m) and a deck 43 ft wide.

Who owns Md 404 EB over Md 313?

It is owned by the State Highway Agency.