US Bridges

Md 445 over Swan Creek

Fair

Kent County, Maryland · 2.92 Miles South of Md 21 · Structure no. 100000140020010

Built
1929
96 years old, rebuilt 1967
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
780
2009 count
Owner
State
State Highway Agency

About this bridge

Md 445 over Swan Creek is a concrete slab carrying Md 445 over Swan Creek in Kent County, Maryland. It was built in 1929 and reconstructed in 1967, so it is 96 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 780 vehicles a day, roughly 8% of them trucks, projected to reach 1,257 by 2026. The structure is 23 ft (7 m) long and 40 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesMd 445
CrossesSwan Creek
Location2.92 Miles South of Md 21
RouteState Highway 445
Coordinates39.17548, -76.23373
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 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 rating70.4 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2009)
Projected traffic1,257 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 445 over Swan Creek built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1967.

What condition is Md 445 over Swan 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 September 2024.

How much traffic does Md 445 over Swan Creek carry?

About 780 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 445 over Swan Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 40 ft wide.

Who owns Md 445 over Swan Creek?

It is owned by the State Highway Agency.