US Bridges

Mill Road over E.Branch Naamans Creek

Fair

Delaware County, Pennsylvania · Upper Chichester 42D07 · Structure no. 000000000015310

Built
1966
59 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
2,843
2024 count
Owner
State
State Highway Agency

About this bridge

Mill Road over E.Branch Naamans Creek is a prestressed concrete stringer/multi-beam or girder carrying Mill Road over E.Branch Naamans Creek in Delaware County, Pennsylvania. It was built in 1966, so it is 59 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 2,843 vehicles a day, roughly 3% of them trucks, projected to reach 3,514 by 2032. The structure is 35 ft (10.7 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMill Road
CrossesE.Branch Naamans Creek
LocationUpper Chichester 42D07
RouteState Highway 0
Coordinates39.83442, -75.44767
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span34 ft (10.4 m)
Deck width44 ft (13.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,843 (2024)
Projected traffic3,514 by 2032
Trucks3%
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

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$75,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Road over E.Branch Naamans Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Mill Road over E.Branch Naamans 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 August 2024.

How much traffic does Mill Road over E.Branch Naamans Creek carry?

About 2,843 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Mill Road over E.Branch Naamans Creek?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.4 m) and a deck 44 ft wide.

Who owns Mill Road over E.Branch Naamans Creek?

It is owned by the State Highway Agency.