US Bridges

German RD over Concord Pond Spillway

Fair

Sussex County, Delaware · Concord Pond · Structure no. 3251 524

Built
1980
45 years old
Condition
Fair
inspected July 2021
Type
Slab
Concrete Continuous
Length
63 ft
2 main spans
Daily traffic
5,902
2022 count
Owner
State
State Highway Agency

About this bridge

German RD over Concord Pond Spillway is a concrete continuous slab carrying German RD over Concord Pond Spillway in Sussex County, Delaware. It was built in 1980, so it is 45 years old, younger than the Delaware average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,902 vehicles a day, roughly 11% of them trucks, projected to reach 6,199 by 2042. The structure is 63 ft (19.2 m) long and 39 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesGerman RD
CrossesConcord Pond Spillway
LocationConcord Pond
RouteCounty Highway 524
CountySussex County
StateDelaware
Coordinates38.64315, -75.55407
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span30 ft (9.1 m)
Deck width39 ft (12 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,902 (2022)
Projected traffic6,199 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 German RD over Concord Pond Spillway built?

It was built in 1980, making it 45 years old in 2025.

What condition is German RD over Concord Pond Spillway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2021.

How much traffic does German RD over Concord Pond Spillway carry?

About 5,902 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is German RD over Concord Pond Spillway?

The structure is 63 ft (19.2 m) long with a longest span of 30 ft (9.1 m) and a deck 39 ft wide.

Who owns German RD over Concord Pond Spillway?

It is owned by the State Highway Agency.