US Bridges

Lewis Mill Road over East Br Brandywine Creek

Fair

Chester County, Pennsylvania · Near Lewis Mills 10H10 · Structure no. 000000000010625

Built
1903
122 years old, rebuilt 2013
Condition
Fair
inspected April 2023
Type
Arch - Deck
Masonry
Length
40 ft
2 main spans
Daily traffic
387
2023 count
Owner
State
State Highway Agency

About this bridge

Lewis Mill Road over East Br Brandywine Creek is a masonry arch - deck carrying Lewis Mill Road over East Br Brandywine Creek in Chester County, Pennsylvania. It was built in 1903 and reconstructed in 2013, so it is 122 years old, older than the Pennsylvania average of 54.8 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 387 vehicles a day, roughly 11% of them trucks, projected to reach 528 by 2032. The structure is 40 ft (12.2 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLewis Mill Road
CrossesEast Br Brandywine Creek
LocationNear Lewis Mills 10H10
RouteState Highway 0
CountyChester County
StatePennsylvania
Coordinates40.10064, -75.83634
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating54 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans2
Design loadH 20
Structure length40 ft (12.2 m)
Longest span20 ft (6.1 m)
Deck width19 ft (5.8 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic387 (2023)
Projected traffic528 by 2032
Trucks11%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$107,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Lewis Mill Road over East Br Brandywine Creek built?

It was built in 1903, making it 122 years old in 2025. It was reconstructed in 2013.

What condition is Lewis Mill Road over East Br Brandywine Creek 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 April 2023.

How much traffic does Lewis Mill Road over East Br Brandywine Creek carry?

About 387 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Lewis Mill Road over East Br Brandywine Creek?

The structure is 40 ft (12.2 m) long with a longest span of 20 ft (6.1 m) and a deck 19 ft wide.

Who owns Lewis Mill Road over East Br Brandywine Creek?

It is owned by the State Highway Agency.