US Bridges

N Mill RD over W. Br Red Clay Creek

Good

Chester County, Pennsylvania · N of Street RD · Structure no. 000000000070314

Built
2024
1 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
80
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

N Mill RD over W. Br Red Clay Creek is a concrete culvert carrying N Mill RD over W. Br Red Clay Creek in Chester County, Pennsylvania. It was built in 2024, so it is 1 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80 vehicles a day, roughly 1% of them trucks, projected to reach 200 by 2044. The structure is 22 ft (6.7 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN Mill RD
CrossesW. Br Red Clay Creek
LocationN of Street RD
RouteCity Street 0
Coordinates39.88487, -75.74164
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
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating36.4 US tons
Inventory rating28.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2024)
Projected traffic200 by 2044
Trucks1%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Mill RD over W. Br Red Clay Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is N Mill RD over W. Br Red Clay Creek 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 February 2024.

How much traffic does N Mill RD over W. Br Red Clay Creek carry?

About 80 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is N Mill RD over W. Br Red Clay Creek?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 24 ft wide.

Who owns N Mill RD over W. Br Red Clay Creek?

It is owned by the Town or Township Highway Agency.