US Bridges

Johnson Rd. over Wileys Pond

Good

Sussex County, Delaware · East of Laurel · Structure no. 3323 447

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
279
2022 count
Owner
State
State Highway Agency

About this bridge

Johnson Rd. over Wileys Pond is a concrete culvert carrying Johnson Rd. over Wileys Pond in Sussex County, Delaware. It was built in 2021, so it is 4 years old, younger than the Delaware average of 47.3 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 279 vehicles a day, roughly 17% of them trucks, projected to reach 401 by 2042. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 4.3 mi (7 km).

CarriesJohnson Rd.
CrossesWileys Pond
LocationEast of Laurel
RouteCounty Highway 447
Coordinates38.57418, -75.51972
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length25 ft (7.7 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic279 (2022)
Projected traffic401 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Johnson Rd. over Wileys Pond built?

It was built in 2021, making it 4 years old in 2025.

What condition is Johnson Rd. over Wileys Pond 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 June 2023.

How much traffic does Johnson Rd. over Wileys Pond carry?

About 279 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Johnson Rd. over Wileys Pond?

The structure is 25 ft (7.7 m) long with a longest span of 8 ft (2.4 m).

Who owns Johnson Rd. over Wileys Pond?

It is owned by the State Highway Agency.