US Bridges

Is 695 & Ramps 4 over Herbert Run

Fair

Baltimore County, Maryland · 0.021 MI S Wilkens Avenue · Structure no. 100000030364020

Built
1956
69 years old, rebuilt 1997
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
192,180
2006 count
Owner
State
State Highway Agency

About this bridge

Is 695 & Ramps 4 over Herbert Run is a concrete culvert carrying Is 695 & Ramps 4 over Herbert Run in Baltimore County, Maryland. It was built in 1956 and reconstructed in 1997, so it is 69 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 192,180 vehicles a day, roughly 8% of them trucks, projected to reach 207,554 by 2026. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesIs 695 & Ramps 4
CrossesHerbert Run
Location0.021 MI S Wilkens Avenue
RouteInterstate 695
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span22 ft (6.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic192,180 (2006)
Projected traffic207,554 by 2026
Trucks8%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Is 695 & Ramps 4 over Herbert Run built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1997.

What condition is Is 695 & Ramps 4 over Herbert Run 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 Is 695 & Ramps 4 over Herbert Run carry?

About 192,180 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Is 695 & Ramps 4 over Herbert Run?

The structure is 23 ft (6.9 m) long with a longest span of 22 ft (6.7 m).

Who owns Is 695 & Ramps 4 over Herbert Run?

It is owned by the State Highway Agency.