US Bridges

Main STREET/SR4 over Calf Run

Good

New Castle County, Delaware · Stanton · Structure no. 1241W336

Built
1967
58 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
32,282
2023 count
Owner
State
State Highway Agency

About this bridge

Main STREET/SR4 over Calf Run is a concrete culvert carrying Main STREET/SR4 over Calf Run in New Castle County, Delaware. It was built in 1967, so it is 58 years old, older 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 32,282 vehicles a day, roughly 7% of them trucks, projected to reach 22,172 by 2042. The structure is 21 ft (6.4 m) long.

CarriesMain STREET/SR4
CrossesCalf Run
LocationStanton
RouteState Highway 4
Coordinates39.71418, -75.64444
Functional classUrban Other Principal Arterial

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,282 (2023)
Projected traffic22,172 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Main STREET/SR4 over Calf Run built?

It was built in 1967, making it 58 years old in 2025.

What condition is Main STREET/SR4 over Calf Run 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 May 2024.

How much traffic does Main STREET/SR4 over Calf Run carry?

About 32,282 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Main STREET/SR4 over Calf Run?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Main STREET/SR4 over Calf Run?

It is owned by the State Highway Agency.