US Bridges

Brehms Lane over Herring Run

Fair

Baltimore city, Maryland · 0.8 MI W Erdman Ave · Structure no. 200000BC4501010

Built
1963
62 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
92 ft
1 main span
Daily traffic
32,043
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brehms Lane over Herring Run is a steel stringer/multi-beam or girder carrying Brehms Lane over Herring Run in Baltimore city, Maryland. It was built in 1963, so it is 62 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 5 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 32,043 vehicles a day, roughly 5% of them trucks, projected to reach 39,078 by 2040. The structure is 92 ft (28 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBrehms Lane
CrossesHerring Run
Location0.8 MI W Erdman Ave
RouteCity Street 2525
CountyBaltimore city
StateMaryland
Coordinates39.32344, -76.56148
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating90.9 US tons
Inventory rating54.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span88 ft (26.8 m)
Deck width42 ft (12.9 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,043 (2020)
Projected traffic39,078 by 2040
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$175,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brehms Lane over Herring Run built?

It was built in 1963, making it 62 years old in 2025.

What condition is Brehms Lane over Herring 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 December 2024.

How much traffic does Brehms Lane over Herring Run carry?

About 32,043 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Brehms Lane over Herring Run?

The structure is 92 ft (28 m) long with a longest span of 88 ft (26.8 m) and a deck 42 ft wide.

Who owns Brehms Lane over Herring Run?

It is owned by the City or Municipal Highway Agency.