US Bridges

Forrest Ave over Chestnut Run

Fair

New Castle County, Delaware · Elsmere · Structure no. 1499 000

Built
1996
29 years old
Condition
Fair
inspected June 2022
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
99
2021 count
Owner
State
State Highway Agency

About this bridge

Forrest Ave over Chestnut Run is a concrete culvert carrying Forrest Ave over Chestnut Run in New Castle County, Delaware. It was built in 1996, so it is 29 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 99 vehicles a day, roughly 13% of them trucks, projected to reach 123 by 2042. The structure is 26 ft (8 m) long and 36 ft wide.

Location

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CarriesForrest Ave
CrossesChestnut Run
LocationElsmere
RouteCity Street 0
CountyNew Castle County
StateDelaware
Coordinates39.73726, -75.60578
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating59.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length26 ft (8 m)
Longest span26 ft (8 m)
Deck width36 ft (10.9 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2021)
Projected traffic123 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Forrest Ave over Chestnut Run built?

It was built in 1996, making it 29 years old in 2025.

What condition is Forrest Ave over Chestnut Run 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 June 2022.

How much traffic does Forrest Ave over Chestnut Run carry?

About 99 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is Forrest Ave over Chestnut Run?

The structure is 26 ft (8 m) long with a longest span of 26 ft (8 m) and a deck 36 ft wide.

Who owns Forrest Ave over Chestnut Run?

It is owned by the State Highway Agency.