US Bridges

Stockley RD over Sheep Pen Ditch

Good

Sussex County, Delaware · N.W. of Millsboro · Structure no. 3670 432

Built
2012
13 years old
Condition
Good
inspected September 2022
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
1,605
2021 count
Owner
State
State Highway Agency

About this bridge

Stockley RD over Sheep Pen Ditch is a concrete culvert carrying Stockley RD over Sheep Pen Ditch in Sussex County, Delaware. It was built in 2012, so it is 13 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 1,605 vehicles a day, roughly 13% of them trucks, projected to reach 1,761 by 2042. The structure is 26 ft (8 m) long. If it were closed, the detour would be 4.3 mi (7 km).

CarriesStockley RD
CrossesSheep Pen Ditch
LocationN.W. of Millsboro
RouteCounty Highway 432
Coordinates38.60566, -75.35798
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum 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
Structure length26 ft (8 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,605 (2021)
Projected traffic1,761 by 2042
Trucks13%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$310,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Stockley RD over Sheep Pen Ditch built?

It was built in 2012, making it 13 years old in 2025.

What condition is Stockley RD over Sheep Pen Ditch 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 September 2022.

How much traffic does Stockley RD over Sheep Pen Ditch carry?

About 1,605 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is Stockley RD over Sheep Pen Ditch?

The structure is 26 ft (8 m) long with a longest span of 6 ft (1.8 m).

Who owns Stockley RD over Sheep Pen Ditch?

It is owned by the State Highway Agency.