US Bridges

Stewart Avenue over Is 97

Fair

Anne Arundel County, Maryland · 0.4 MI S of Md 176 · Structure no. 100000020062010

Built
1991
34 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
326 ft
2 main spans
Daily traffic
6,220
1994 count
Owner
State
State Highway Agency

About this bridge

Stewart Avenue over Is 97 is a steel continuous stringer/multi-beam or girder carrying Stewart Avenue over Is 97 in Anne Arundel County, Maryland. It was built in 1991, so it is 34 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 6,220 vehicles a day, roughly 5% of them trucks, projected to reach 12,508 by 2012. The structure is 326 ft (99.4 m) long and 58 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

No coordinates are recorded for this structure.

CarriesStewart Avenue
CrossesIs 97
Location0.4 MI S of Md 176
RouteCounty Highway 605
CountyAnne Arundel County
StateMaryland
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating56.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length326 ft (99.4 m)
Longest span167 ft (50.9 m)
Deck width58 ft (17.6 m)
Roadway width47 ft (14.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,220 (1994)
Projected traffic12,508 by 2012
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Stewart Avenue over Is 97 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Stewart Avenue 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 June 2024.

How much traffic does Stewart Avenue over Is 97 carry?

About 6,220 vehicles per day (1994 count), of which roughly 5% are trucks.

How long is Stewart Avenue over Is 97?

The structure is 326 ft (99.4 m) long with a longest span of 167 ft (50.9 m) and a deck 58 ft wide.

Who owns Stewart Avenue over Is 97?

It is owned by the State Highway Agency.