US Bridges

Md 404 Business over Choptank River

Fair

Caroline County, Maryland · 0.12 M W Ofmarket ST · Structure no. 100000050016010

Built
1980
45 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
745 ft
8 main spans
Daily traffic
2,970
2023 count
Owner
State
State Highway Agency

About this bridge

Md 404 Business over Choptank River is a steel continuous stringer/multi-beam or girder carrying Md 404 Business over Choptank River in Caroline County, Maryland. It was built in 1980, so it is 45 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 2,970 vehicles a day, roughly 8% of them trucks, projected to reach 4,000 by 2043. The structure is 745 ft (227.1 m) long and 52 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

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CarriesMd 404 Business
CrossesChoptank River
Location0.12 M W Ofmarket ST
RouteState Highway 404
CountyCaroline County
StateMaryland
Coordinates38.88878, -75.8394
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating69 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length745 ft (227.1 m)
Longest span128 ft (39 m)
Deck width52 ft (15.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,970 (2023)
Projected traffic4,000 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed24.9 mi (40 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.1 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Md 404 Business over Choptank River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Md 404 Business over Choptank River 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 May 2024.

How much traffic does Md 404 Business over Choptank River carry?

About 2,970 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Md 404 Business over Choptank River?

The structure is 745 ft (227.1 m) long with a longest span of 128 ft (39 m) and a deck 52 ft wide.

Who owns Md 404 Business over Choptank River?

It is owned by the State Highway Agency.