US Bridges

Foulk RD/SR261 over South Branch Naamans Ck

Fair

New Castle County, Delaware · North of Wilmington · Structure no. 1032 203

Built
1965
60 years old, rebuilt 2016
Condition
Fair
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
14,252
2021 count
Owner
State
State Highway Agency

About this bridge

Foulk RD/SR261 over South Branch Naamans Ck is a prestressed concrete box beam or girders - multiple carrying Foulk RD/SR261 over South Branch Naamans Ck in New Castle County, Delaware. It was built in 1965 and reconstructed in 2016, so it is 60 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 14,252 vehicles a day, roughly 8% of them trucks, projected to reach 18,175 by 2042. The structure is 30 ft (9 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesFoulk RD/SR261
CrossesSouth Branch Naamans Ck
LocationNorth of Wilmington
RouteState Highway 261
Coordinates39.815, -75.50909
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating74.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 10
Structure length30 ft (9 m)
Longest span27 ft (8.1 m)
Deck width63 ft (19.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,252 (2021)
Projected traffic18,175 by 2042
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$202,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Foulk RD/SR261 over South Branch Naamans Ck built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2016.

What condition is Foulk RD/SR261 over South Branch Naamans Ck 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 October 2022.

How much traffic does Foulk RD/SR261 over South Branch Naamans Ck carry?

About 14,252 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Foulk RD/SR261 over South Branch Naamans Ck?

The structure is 30 ft (9 m) long with a longest span of 27 ft (8.1 m) and a deck 63 ft wide.

Who owns Foulk RD/SR261 over South Branch Naamans Ck?

It is owned by the State Highway Agency.