US Bridges

Is 595 over Md 704

Fair

Prince George's County, Maryland · 0.73 Mile East of Is 95 · Structure no. 100000160092010

Built
1955
70 years old, rebuilt 1990
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
301 ft
4 main spans
Daily traffic
113,590
2009 count
Owner
State
State Highway Agency

About this bridge

Is 595 over Md 704 is a steel stringer/multi-beam or girder carrying Is 595 over Md 704 in Prince George's County, Maryland. It was built in 1955 and reconstructed in 1990, so it is 70 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 113,590 vehicles a day, roughly 7% of them trucks, projected to reach 240,810 by 2029. The structure is 301 ft (91.7 m) long and 169 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 595
CrossesMd 704
Location0.73 Mile East of Is 95
RouteInterstate 595
Coordinates38.94639, -76.84534
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating57.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length301 ft (91.7 m)
Longest span85 ft (25.9 m)
Deck width169 ft (51.6 m)
Roadway width163 ft (49.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic113,590 (2009)
Projected traffic240,810 by 2029
Trucks7%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 595 over Md 704 built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1990.

What condition is Is 595 over Md 704 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 March 2024.

How much traffic does Is 595 over Md 704 carry?

About 113,590 vehicles per day (2009 count), of which roughly 7% are trucks.

How long is Is 595 over Md 704?

The structure is 301 ft (91.7 m) long with a longest span of 85 ft (25.9 m) and a deck 169 ft wide.

Who owns Is 595 over Md 704?

It is owned by the State Highway Agency.