US Bridges

Canterbury RD/SR15 over Courseys Pond

Good

Kent County, Delaware · Courseys Pond · Structure no. 2388A388

Built
1986
39 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
1 main span
Daily traffic
4,747
2021 count
Owner
State
State Highway Agency

About this bridge

Canterbury RD/SR15 over Courseys Pond is a steel stringer/multi-beam or girder carrying Canterbury RD/SR15 over Courseys Pond in Kent County, Delaware. It was built in 1986, so it is 39 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 4,747 vehicles a day, roughly 11% of them trucks, projected to reach 5,201 by 2042. The structure is 79 ft (24.1 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCanterbury RD/SR15
CrossesCourseys Pond
LocationCourseys Pond
RouteState Highway 15
Coordinates38.98889, -75.51055
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than 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 rating100 US tons
Inventory rating77.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span73 ft (22.1 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,747 (2021)
Projected traffic5,201 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Canterbury RD/SR15 over Courseys Pond built?

It was built in 1986, making it 39 years old in 2025.

What condition is Canterbury RD/SR15 over Courseys 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 October 2022.

How much traffic does Canterbury RD/SR15 over Courseys Pond carry?

About 4,747 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Canterbury RD/SR15 over Courseys Pond?

The structure is 79 ft (24.1 m) long with a longest span of 73 ft (22.1 m) and a deck 47 ft wide.

Who owns Canterbury RD/SR15 over Courseys Pond?

It is owned by the State Highway Agency.