US Bridges

Chelsea Road over AMTRAK Railroad

Fair

Harford County, Maryland · 0.3 Miles SE of Md 159 · Structure no. 200000H-0176010

Built
1981
44 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
201 ft
3 main spans
Daily traffic
2,130
2023 count
Owner
County
County Highway Agency

About this bridge

Chelsea Road over AMTRAK Railroad is a steel stringer/multi-beam or girder carrying Chelsea Road over AMTRAK Railroad in Harford County, Maryland. It was built in 1981, so it is 44 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 2,130 vehicles a day, roughly 5% of them trucks, projected to reach 2,660 by 2045. The structure is 201 ft (61.3 m) long and 47 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesChelsea Road
CrossesAMTRAK Railroad
Location0.3 Miles SE of Md 159
RouteCounty Highway 433
CountyHarford County
StateMaryland
Coordinates39.46343, -76.20234
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.
Last inspectionOctober 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating87.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length201 ft (61.3 m)
Longest span98 ft (29.9 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,130 (2023)
Projected traffic2,660 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Chelsea Road over AMTRAK Railroad built?

It was built in 1981, making it 44 years old in 2025.

What condition is Chelsea Road over AMTRAK Railroad 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 October 2023.

How much traffic does Chelsea Road over AMTRAK Railroad carry?

About 2,130 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Chelsea Road over AMTRAK Railroad?

The structure is 201 ft (61.3 m) long with a longest span of 98 ft (29.9 m) and a deck 47 ft wide.

Who owns Chelsea Road over AMTRAK Railroad?

It is owned by the County Highway Agency.