US Bridges

Belmont Avenue over Delaware Run

FairPosted for load

Baltimore County, Maryland · 0.59 MI S of Md 128 · Structure no. 200000B-0178010

Built
1940
85 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
2 main spans
Daily traffic
900
2020 count
Owner
County
County Highway Agency

About this bridge

Belmont Avenue over Delaware Run is a steel stringer/multi-beam or girder carrying Belmont Avenue over Delaware Run in Baltimore County, Maryland. It was built in 1940, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 900 vehicles a day, roughly 5% of them trucks, projected to reach 1,970 by 2040. The structure is 53 ft (16.2 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesBelmont Avenue
CrossesDelaware Run
Location0.59 MI S of Md 128
RouteCounty Highway 442
CountyBaltimore County
StateMaryland
Coordinates39.49419, -76.77719
Functional classRural 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
Deck7 GoodSome minor problems.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span24 ft (7.3 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2020)
Projected traffic1,970 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$750,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Belmont Avenue over Delaware Run built?

It was built in 1940, making it 85 years old in 2025.

What condition is Belmont Avenue over Delaware 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 Belmont Avenue over Delaware Run carry?

About 900 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Belmont Avenue over Delaware Run?

The structure is 53 ft (16.2 m) long with a longest span of 24 ft (7.3 m) and a deck 22 ft wide.

Who owns Belmont Avenue over Delaware Run?

It is owned by the County Highway Agency.