US Bridges

Hickman RD / SR16 over Marshyhope Creek

Good

Kent County, Delaware · Adamsville · Structure no. 2063A063

Built
1958
67 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete
Length
122 ft
4 main spans
Daily traffic
4,287
2022 count
Owner
State
State Highway Agency

About this bridge

Hickman RD / SR16 over Marshyhope Creek is a concrete slab carrying Hickman RD / SR16 over Marshyhope Creek in Kent County, Delaware. It was built in 1958, so it is 67 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 4,287 vehicles a day, roughly 12% of them trucks, projected to reach 4,209 by 2042. The structure is 122 ft (37.2 m) long and 49 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesHickman RD / SR16
CrossesMarshyhope Creek
LocationAdamsville
RouteState Highway 16
Coordinates38.8313, -75.68658
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span30 ft (9.1 m)
Deck width49 ft (15 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,287 (2022)
Projected traffic4,209 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Hickman RD / SR16 over Marshyhope Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Hickman RD / SR16 over Marshyhope 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 August 2023.

How much traffic does Hickman RD / SR16 over Marshyhope Creek carry?

About 4,287 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Hickman RD / SR16 over Marshyhope Creek?

The structure is 122 ft (37.2 m) long with a longest span of 30 ft (9.1 m) and a deck 49 ft wide.

Who owns Hickman RD / SR16 over Marshyhope Creek?

It is owned by the State Highway Agency.