US Bridges

Md 216 over Patuxent River

Fair

Howard County, Maryland · On Prince Georges CO Line · Structure no. 100000130044010

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
265 ft
3 main spans
Daily traffic
24,667
2024 count
Owner
State
State Highway Agency

About this bridge

Md 216 over Patuxent River is a steel continuous stringer/multi-beam or girder carrying Md 216 over Patuxent River in Howard County, Maryland. It was built in 1960, so it is 65 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 24,667 vehicles a day, roughly 8% of them trucks, projected to reach 27,913 by 2044. The structure is 265 ft (80.8 m) long and 82 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMd 216
CrossesPatuxent River
LocationOn Prince Georges CO Line
RouteState Highway 216
Coordinates39.10951, -76.85355
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length265 ft (80.8 m)
Longest span100 ft (30.5 m)
Deck width82 ft (25.1 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,667 (2024)
Projected traffic27,913 by 2044
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 216 over Patuxent River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Md 216 over Patuxent 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 September 2024.

How much traffic does Md 216 over Patuxent River carry?

About 24,667 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Md 216 over Patuxent River?

The structure is 265 ft (80.8 m) long with a longest span of 100 ft (30.5 m) and a deck 82 ft wide.

Who owns Md 216 over Patuxent River?

It is owned by the State Highway Agency.