US Bridges

Md 313 over Marshyhope Creek

Fair

Caroline County, Maryland · 1.71 Mile South of Md 308 · Structure no. 100000050022010

Built
1962
63 years old, rebuilt 2013
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
273 ft
6 main spans
Daily traffic
9,737
2023 count
Owner
State
State Highway Agency

About this bridge

Md 313 over Marshyhope Creek is a steel stringer/multi-beam or girder carrying Md 313 over Marshyhope Creek in Caroline County, Maryland. It was built in 1962 and reconstructed in 2013, so it is 63 years old, older 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 9,737 vehicles a day, roughly 8% of them trucks, projected to reach 12,118 by 2043. The structure is 273 ft (83.2 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMd 313
CrossesMarshyhope Creek
Location1.71 Mile South of Md 308
RouteState Highway 313
CountyCaroline County
StateMaryland
Coordinates38.68689, -75.77017
Functional classRural Minor Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length273 ft (83.2 m)
Longest span45 ft (13.7 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,737 (2023)
Projected traffic12,118 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$637,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 313 over Marshyhope Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2013.

What condition is Md 313 over Marshyhope Creek 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 December 2024.

How much traffic does Md 313 over Marshyhope Creek carry?

About 9,737 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Md 313 over Marshyhope Creek?

The structure is 273 ft (83.2 m) long with a longest span of 45 ft (13.7 m) and a deck 36 ft wide.

Who owns Md 313 over Marshyhope Creek?

It is owned by the State Highway Agency.