US Bridges

Md 198 WB over Patuxent River

Good

Prince George's County, Maryland · On Anne Arundel CO Line · Structure no. 100000160078014

Built
1983
42 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
705 ft
6 main spans
Daily traffic
19,683
2012 count
Owner
State
State Highway Agency

About this bridge

Md 198 WB over Patuxent River is a steel continuous stringer/multi-beam or girder carrying Md 198 WB over Patuxent River in Prince George's County, Maryland. It was built in 1983, so it is 42 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,683 vehicles a day, roughly 8% of them trucks, projected to reach 26,573 by 2032. The structure is 705 ft (214.9 m) long and 51 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMd 198 WB
CrossesPatuxent River
LocationOn Anne Arundel CO Line
RouteState Highway 198
Coordinates39.09717, -76.83506
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length705 ft (214.9 m)
Longest span140 ft (42.7 m)
Deck width51 ft (15.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,683 (2012)
Projected traffic26,573 by 2032
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 198 WB over Patuxent River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Md 198 WB over Patuxent River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does Md 198 WB over Patuxent River carry?

About 19,683 vehicles per day (2012 count), of which roughly 8% are trucks.

How long is Md 198 WB over Patuxent River?

The structure is 705 ft (214.9 m) long with a longest span of 140 ft (42.7 m) and a deck 51 ft wide.

Who owns Md 198 WB over Patuxent River?

It is owned by the State Highway Agency.