US Bridges

Md 3 NB over Is 97

Fair

Anne Arundel County, Maryland · 0.25 M N of Br No 0209600 · Structure no. 100000020146010

Built
1989
36 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
398 ft
2 main spans
Daily traffic
52,720
2009 count
Owner
State
State Highway Agency

About this bridge

Md 3 NB over Is 97 is a steel continuous stringer/multi-beam or girder carrying Md 3 NB over Is 97 in Anne Arundel County, Maryland. It was built in 1989, so it is 36 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 52,720 vehicles a day, roughly 8% of them trucks, projected to reach 62,689 by 2026. The structure is 398 ft (121.3 m) long and 54 ft wide.

CarriesMd 3 NB
CrossesIs 97
Location0.25 M N of Br No 0209600
RouteState Highway 3
Coordinates39.06675, -76.6409
Functional classUrban Other Principal 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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating60.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length398 ft (121.3 m)
Longest span189 ft (57.6 m)
Deck width54 ft (16.5 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52,720 (2009)
Projected traffic62,689 by 2026
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 Md 3 NB over Is 97 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Md 3 NB over Is 97 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 October 2024.

How much traffic does Md 3 NB over Is 97 carry?

About 52,720 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 3 NB over Is 97?

The structure is 398 ft (121.3 m) long with a longest span of 189 ft (57.6 m) and a deck 54 ft wide.

Who owns Md 3 NB over Is 97?

It is owned by the State Highway Agency.