US Bridges

Kenton RD over Cahoon Brook

Good

Kent County, Delaware · West Dover · Structure no. 2104A104

Built
1934
91 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
6,553
2023 count
Owner
State
State Highway Agency

About this bridge

Kenton RD over Cahoon Brook is a concrete slab carrying Kenton RD over Cahoon Brook in Kent County, Delaware. It was built in 1934, so it is 91 years old, older 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 6,553 vehicles a day, roughly 8% of them trucks, projected to reach 9,001 by 2042. The structure is 26 ft (7.9 m) long and 35 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesKenton RD
CrossesCahoon Brook
LocationWest Dover
RouteCounty Highway 104
CountyKent County
StateDelaware
Coordinates39.17306, -75.57886
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span22 ft (6.7 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,553 (2023)
Projected traffic9,001 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Kenton RD over Cahoon Brook built?

It was built in 1934, making it 91 years old in 2025.

What condition is Kenton RD over Cahoon Brook 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 2024.

How much traffic does Kenton RD over Cahoon Brook carry?

About 6,553 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Kenton RD over Cahoon Brook?

The structure is 26 ft (7.9 m) long with a longest span of 22 ft (6.7 m) and a deck 35 ft wide.

Who owns Kenton RD over Cahoon Brook?

It is owned by the State Highway Agency.