US Bridges

Mill Road over Honey Brook Branch

Fair

Chester County, Pennsylvania · S of Walnut RD 3358A7 · Structure no. 000000000054216

Built
1988
37 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
400
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mill Road over Honey Brook Branch is a prestressed concrete box beam or girders - multiple carrying Mill Road over Honey Brook Branch in Chester County, Pennsylvania. It was built in 1988, so it is 37 years old, younger 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 5 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 450 by 2020. The structure is 36 ft (11 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMill Road
CrossesHoney Brook Branch
LocationS of Walnut RD 3358A7
RouteCity Street 0
Coordinates40.08735, -75.93229
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2017)
Projected traffic450 by 2020
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Mill Road over Honey Brook Branch built?

It was built in 1988, making it 37 years old in 2025.

What condition is Mill Road over Honey Brook Branch 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 Mill Road over Honey Brook Branch carry?

About 400 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Mill Road over Honey Brook Branch?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 20 ft wide.

Who owns Mill Road over Honey Brook Branch?

It is owned by the City or Municipal Highway Agency.