US Bridges

North Market ST over Brandywine Creek

Fair

New Castle County, Delaware · Wilmington · Structure no. 1575 024

Built
1928
97 years old, rebuilt 2002
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
211 ft
1 main span
Daily traffic
12,035
2022 count
Owner
State
State Highway Agency

About this bridge

North Market ST over Brandywine Creek is a steel stringer/multi-beam or girder carrying North Market ST over Brandywine Creek in New Castle County, Delaware. It was built in 1928 and reconstructed in 2002, so it is 97 years old, older than the Delaware average of 47.3 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 12,035 vehicles a day, roughly 7% of them trucks, projected to reach 13,685 by 2042. The structure is 211 ft (64.3 m) long and 83 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesNorth Market ST
CrossesBrandywine Creek
LocationWilmington
RouteU.S. Route 13B
CountyNew Castle County
StateDelaware
Coordinates39.75039, -75.54384
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length211 ft (64.3 m)
Longest span155 ft (47.2 m)
Deck width83 ft (25.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,035 (2022)
Projected traffic13,685 by 2042
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$105,000
NavigationNo navigation control on waterway

Frequently asked questions

When was North Market ST over Brandywine Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 2002.

What condition is North Market ST over Brandywine Creek 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 April 2024.

How much traffic does North Market ST over Brandywine Creek carry?

About 12,035 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is North Market ST over Brandywine Creek?

The structure is 211 ft (64.3 m) long with a longest span of 155 ft (47.2 m) and a deck 83 ft wide.

Who owns North Market ST over Brandywine Creek?

It is owned by the State Highway Agency.