US Bridges

Is 95 SB over Boston ST Odonnell S

Good

Baltimore city, Maryland · At Exit 57 · Structure no. 300000BCW576012

Built
1980
45 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,505 ft
18 main spans
Daily traffic
64,724
2019 count
Owner
Toll Authority
State Toll Authority

About this bridge

Is 95 SB over Boston ST Odonnell S is a steel continuous stringer/multi-beam or girder carrying Is 95 SB over Boston ST Odonnell S in Baltimore city, Maryland. It was built in 1980, so it is 45 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 64,724 vehicles a day, roughly 9% of them trucks, projected to reach 87,882 by 2041. The structure is 2,505 ft (763.5 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 95 SB
CrossesBoston ST Odonnell S
LocationAt Exit 57
RouteInterstate 95
Coordinates39.27564, -76.55209
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans18
Design loadHS 20
Structure length2,505 ft (763.5 m)
Longest span192 ft (58.5 m)
Deck width62 ft (18.9 m)
Roadway width59 ft (17.9 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic64,724 (2019)
Projected traffic87,882 by 2041
Trucks9%
Lanes on structure3
Traffic directionOne-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 Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 95 SB over Boston ST Odonnell S built?

It was built in 1980, making it 45 years old in 2025.

What condition is Is 95 SB over Boston ST Odonnell S 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 October 2023.

How much traffic does Is 95 SB over Boston ST Odonnell S carry?

About 64,724 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is Is 95 SB over Boston ST Odonnell S?

The structure is 2,505 ft (763.5 m) long with a longest span of 192 ft (58.5 m) and a deck 62 ft wide.

Who owns Is 95 SB over Boston ST Odonnell S?

It is owned by the State Toll Authority.