US Bridges

Greenville RD over Green Branch

Fair

Kent County, Delaware · S/W of Harrington · Structure no. 2305A305

Built
1986
39 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
23 ft
1 main span
Daily traffic
297
2023 count
Owner
State
State Highway Agency

About this bridge

Greenville RD over Green Branch is a wood or timber slab carrying Greenville RD over Green Branch 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 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 297 vehicles a day, roughly 17% of them trucks, projected to reach 341 by 2042. The structure is 23 ft (6.9 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesGreenville RD
CrossesGreen Branch
LocationS/W of Harrington
RouteCounty Highway 305
Coordinates38.88608, -75.66314
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span21 ft (6.4 m)
Deck width34 ft (10.3 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic297 (2023)
Projected traffic341 by 2042
Trucks17%
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 Greenville RD over Green Branch built?

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

What condition is Greenville RD over Green Branch 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 September 2024.

How much traffic does Greenville RD over Green Branch carry?

About 297 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Greenville RD over Green Branch?

The structure is 23 ft (6.9 m) long with a longest span of 21 ft (6.4 m) and a deck 34 ft wide.

Who owns Greenville RD over Green Branch?

It is owned by the State Highway Agency.