US Bridges

Chestnut Hill Rd. over Trib of Christina Crk

Good

New Castle County, Delaware · South Newark · Structure no. 1327 364

Built
1984
41 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
8,596
2019 count
Owner
State
State Highway Agency

About this bridge

Chestnut Hill Rd. over Trib of Christina Crk is a concrete culvert carrying Chestnut Hill Rd. over Trib of Christina Crk in New Castle County, Delaware. It was built in 1984, so it is 41 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 8,596 vehicles a day, roughly 8% of them trucks, projected to reach 10,785 by 2042. The structure is 25 ft (7.6 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesChestnut Hill Rd.
CrossesTrib of Christina Crk
LocationSouth Newark
RouteCounty Highway 364
Coordinates39.65426, -75.75337
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating87.9 US tons
Inventory rating67.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width48 ft (14.6 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,596 (2019)
Projected traffic10,785 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Chestnut Hill Rd. over Trib of Christina Crk built?

It was built in 1984, making it 41 years old in 2025.

What condition is Chestnut Hill Rd. over Trib of Christina Crk 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 March 2021.

How much traffic does Chestnut Hill Rd. over Trib of Christina Crk carry?

About 8,596 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Chestnut Hill Rd. over Trib of Christina Crk?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 48 ft wide.

Who owns Chestnut Hill Rd. over Trib of Christina Crk?

It is owned by the State Highway Agency.