US Bridges

I-95 NB over Bynum Run

Fair

Harford County, Maryland · Milepost M79.1 · Structure no. 300000H-X793011

Built
1963
62 years old, rebuilt 1973
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
108 ft
2 main spans
Daily traffic
63,977
2019 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-95 NB over Bynum Run is a steel stringer/multi-beam or girder carrying I-95 NB over Bynum Run in Harford County, Maryland. It was built in 1963 and reconstructed in 1973, 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 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 63,977 vehicles a day, roughly 15% of them trucks, projected to reach 89,739 by 2041. The structure is 108 ft (32.9 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-95 NB
CrossesBynum Run
LocationMilepost M79.1
RouteInterstate 95
CountyHarford County
StateMaryland
Coordinates39.47655, -76.26985
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating52.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length108 ft (32.9 m)
Longest span52 ft (15.9 m)
Deck width64 ft (19.6 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,977 (2019)
Projected traffic89,739 by 2041
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 I-95 NB over Bynum Run built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1973.

What condition is I-95 NB over Bynum 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 February 2024.

How much traffic does I-95 NB over Bynum Run carry?

About 63,977 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is I-95 NB over Bynum Run?

The structure is 108 ft (32.9 m) long with a longest span of 52 ft (15.9 m) and a deck 64 ft wide.

Who owns I-95 NB over Bynum Run?

It is owned by the State Toll Authority.