US Bridges

I-695 Ol over Chemical Road

Fair

Baltimore city, Maryland · 0.02 MI N of Md RTE 173 · Structure no. 300000BCZ509016

Built
1972
53 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
113 ft
1 main span
Daily traffic
23,169
2019 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-695 Ol over Chemical Road is a steel stringer/multi-beam or girder carrying I-695 Ol over Chemical Road in Baltimore city, Maryland. It was built in 1972, so it is 53 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 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 23,169 vehicles a day, roughly 10% of them trucks, projected to reach 24,748 by 2041. The structure is 113 ft (34.4 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-695 Ol
CrossesChemical Road
Location0.02 MI N of Md RTE 173
RouteInterstate 695
CountyBaltimore city
StateMaryland
Coordinates39.20627, -76.57352
Functional classUrban Principal Arterial - Interstate

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.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span61 ft (18.6 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,169 (2019)
Projected traffic24,748 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a toll 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-695 Ol over Chemical Road built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-695 Ol over Chemical Road 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 2023.

How much traffic does I-695 Ol over Chemical Road carry?

About 23,169 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is I-695 Ol over Chemical Road?

The structure is 113 ft (34.4 m) long with a longest span of 61 ft (18.6 m) and a deck 48 ft wide.

Who owns I-695 Ol over Chemical Road?

It is owned by the State Toll Authority.