US Bridges

North Avenue over Bynum Run

Good

Harford County, Maryland · 0.2 Miles East of Md 924 · Structure no. 200000H-0215010

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
136 ft
2 main spans
Daily traffic
714
2019 count
Owner
County
County Highway Agency

About this bridge

North Avenue over Bynum Run is a prestressed concrete continuous box beam or girders - single or spread carrying North Avenue over Bynum Run in Harford County, Maryland. It was built in 2011, so it is 14 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 714 vehicles a day, roughly 3% of them trucks, projected to reach 1,224 by 2039. The structure is 136 ft (41.5 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNorth Avenue
CrossesBynum Run
Location0.2 Miles East of Md 924
RouteCounty Highway C0267
CountyHarford County
StateMaryland
Coordinates39.55302, -76.36009
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating50 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span66 ft (20.1 m)
Deck width45 ft (13.7 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic714 (2019)
Projected traffic1,224 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 North Avenue over Bynum Run built?

It was built in 2011, making it 14 years old in 2025.

What condition is North Avenue over Bynum Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does North Avenue over Bynum Run carry?

About 714 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is North Avenue over Bynum Run?

The structure is 136 ft (41.5 m) long with a longest span of 66 ft (20.1 m) and a deck 45 ft wide.

Who owns North Avenue over Bynum Run?

It is owned by the County Highway Agency.