US Bridges

Gallo RD over Green Branch

Good

Kent County, Delaware · West of Farmington · Structure no. 2307A307

Built
1985
40 years old, rebuilt 2007
Condition
Good
inspected October 2023
Type
Slab
Wood or Timber
Length
33 ft
1 main span
Daily traffic
569
2022 count
Owner
State
State Highway Agency

About this bridge

Gallo RD over Green Branch is a wood or timber slab carrying Gallo RD over Green Branch in Kent County, Delaware. It was built in 1985 and reconstructed in 2007, so it is 40 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 569 vehicles a day, roughly 17% of them trucks, projected to reach 410 by 2042. The structure is 33 ft (10 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGallo RD
CrossesGreen Branch
LocationWest of Farmington
RouteCounty Highway 307
Coordinates38.86255, -75.67024
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length33 ft (10 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic569 (2022)
Projected traffic410 by 2042
Trucks17%
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 Gallo RD over Green Branch built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2007.

What condition is Gallo RD over Green Branch 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 2023.

How much traffic does Gallo RD over Green Branch carry?

About 569 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Gallo RD over Green Branch?

The structure is 33 ft (10 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns Gallo RD over Green Branch?

It is owned by the State Highway Agency.