US Bridges

Is 695 over Patapsco River

Fair

Anne Arundel County, Maryland · Baltimore County Line · Structure no. 100000020001010

Built
1958
67 years old, rebuilt 1968
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,372 ft
26 main spans
Daily traffic
114,870
2022 count
Owner
State
State Highway Agency

About this bridge

Is 695 over Patapsco River is a steel stringer/multi-beam or girder carrying Is 695 over Patapsco River in Anne Arundel County, Maryland. It was built in 1958 and reconstructed in 1968, so it is 67 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 5 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 114,870 vehicles a day, roughly 12% of them trucks, projected to reach 140,303 by 2042. The structure is 1,372 ft (418.2 m) long and 132 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIs 695
CrossesPatapsco River
LocationBaltimore County Line
RouteInterstate 695
Coordinates39.22885, -76.66474
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans26
Design loadHS 20 + Mod
Structure length1,372 ft (418.2 m)
Longest span73 ft (22.3 m)
Deck width132 ft (40.3 m)
Roadway width122 ft (37.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114,870 (2022)
Projected traffic140,303 by 2042
Trucks12%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$12 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Is 695 over Patapsco River built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1968.

What condition is Is 695 over Patapsco 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 December 2024.

How much traffic does Is 695 over Patapsco River carry?

About 114,870 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Is 695 over Patapsco River?

The structure is 1,372 ft (418.2 m) long with a longest span of 73 ft (22.3 m) and a deck 132 ft wide.

Who owns Is 695 over Patapsco River?

It is owned by the State Highway Agency.