US Bridges

Linden Avenue over East Branch Herbert Run

Fair

Baltimore County, Maryland · 0.06 MI S of East DR · Structure no. 200000B-0219010

Built
1982
43 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
4,590
2021 count
Owner
County
County Highway Agency

About this bridge

Linden Avenue over East Branch Herbert Run is a prestressed concrete box beam or girders - multiple carrying Linden Avenue over East Branch Herbert Run in Baltimore County, Maryland. It was built in 1982, so it is 43 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 4,590 vehicles a day, roughly 5% of them trucks, projected to reach 5,610 by 2041. The structure is 50 ft (15.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLinden Avenue
CrossesEast Branch Herbert Run
Location0.06 MI S of East DR
RouteCounty Highway 3033
Coordinates39.25005, -76.69247
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48 US tons
Inventory rating28.4 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span48 ft (14.6 m)
Deck width42 ft (12.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,590 (2021)
Projected traffic5,610 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Linden Avenue over East Branch Herbert Run built?

It was built in 1982, making it 43 years old in 2025.

What condition is Linden Avenue over East Branch 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 June 2023.

How much traffic does Linden Avenue over East Branch Herbert Run carry?

About 4,590 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Linden Avenue over East Branch Herbert Run?

The structure is 50 ft (15.2 m) long with a longest span of 48 ft (14.6 m) and a deck 42 ft wide.

Who owns Linden Avenue over East Branch Herbert Run?

It is owned by the County Highway Agency.