US Bridges

Md 179-CP ST Cl RD over US 50/US 301

Fair

Anne Arundel County, Maryland · 2.31 MI W of Md 908D · Structure no. 100000020200010

Built
1991
34 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
207 ft
2 main spans
Daily traffic
3,682
2009 count
Owner
State
State Highway Agency

About this bridge

Md 179-CP ST Cl RD over US 50/US 301 is a steel continuous stringer/multi-beam or girder carrying Md 179-CP ST Cl RD over US 50/US 301 in Anne Arundel County, Maryland. It was built in 1991, so it is 34 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 3,682 vehicles a day, roughly 8% of them trucks, projected to reach 5,523 by 2029. The structure is 207 ft (63.2 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMd 179-CP ST Cl RD
CrossesUS 50/US 301
Location2.31 MI W of Md 908D
RouteState Highway 179
CountyAnne Arundel County
StateMaryland
Coordinates39.02687, -76.44954
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating48.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length207 ft (63.2 m)
Longest span110 ft (33.5 m)
Deck width78 ft (23.8 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,682 (2009)
Projected traffic5,523 by 2029
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 179-CP ST Cl RD over US 50/US 301 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Md 179-CP ST Cl RD over US 50/US 301 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 January 2023.

How much traffic does Md 179-CP ST Cl RD over US 50/US 301 carry?

About 3,682 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 179-CP ST Cl RD over US 50/US 301?

The structure is 207 ft (63.2 m) long with a longest span of 110 ft (33.5 m) and a deck 78 ft wide.

Who owns Md 179-CP ST Cl RD over US 50/US 301?

It is owned by the State Highway Agency.