US Bridges

Ramp to US301NB over Sandy Branch

Good

New Castle County, Delaware · West of Middletown · Structure no. 1508B6611

Built
2018
7 years old
Condition
Good
inspected October 2022
Type
Culvert
Concrete
Length
42 ft
1 main span
Daily traffic
1,300
2021 count
Owner
State
State Highway Agency

About this bridge

Ramp to US301NB over Sandy Branch is a concrete culvert carrying Ramp to US301NB over Sandy Branch in New Castle County, Delaware. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,300 vehicles a day, roughly 9% of them trucks, projected to reach 1,585 by 2042. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRamp to US301NB
CrossesSandy Branch
LocationWest of Middletown
RouteU.S. Route 301
CountyNew Castle County
StateDelaware
Coordinates39.44547, -75.74944
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.5 US tons
Inventory rating71.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2021)
Projected traffic1,585 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Ramp to US301NB over Sandy Branch built?

It was built in 2018, making it 7 years old in 2025.

What condition is Ramp to US301NB over Sandy 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 2022.

How much traffic does Ramp to US301NB over Sandy Branch carry?

About 1,300 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is Ramp to US301NB over Sandy Branch?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m).

Who owns Ramp to US301NB over Sandy Branch?

It is owned by the State Highway Agency.