US Bridges

Hollering Hill RD over Cow Marsh Creek

Good

Kent County, Delaware · West of Woodside · Structure no. 2213A213

Built
2015
10 years old
Condition
Good
inspected July 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
280
2020 count
Owner
State
State Highway Agency

About this bridge

Hollering Hill RD over Cow Marsh Creek is a prestressed concrete box beam or girders - multiple carrying Hollering Hill RD over Cow Marsh Creek in Kent County, Delaware. It was built in 2015, so it is 10 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 280 vehicles a day, roughly 13% of them trucks, projected to reach 348 by 2042. The structure is 63 ft (19.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHollering Hill RD
CrossesCow Marsh Creek
LocationWest of Woodside
RouteCounty Highway 213
Coordinates39.0543, -75.66982
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2021
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2020)
Projected traffic348 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Hollering Hill RD over Cow Marsh Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Hollering Hill RD over Cow Marsh Creek 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 July 2021.

How much traffic does Hollering Hill RD over Cow Marsh Creek carry?

About 280 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Hollering Hill RD over Cow Marsh Creek?

The structure is 63 ft (19.2 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns Hollering Hill RD over Cow Marsh Creek?

It is owned by the State Highway Agency.