US Bridges

Hex Highway over Mill Creek

Fair

Berks County, Pennsylvania · 1.0 Mi. West of Jalappa · Structure no. 000000000005465

Built
1932
93 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
46 ft
2 main spans
Daily traffic
2,284
2023 count
Owner
State
State Highway Agency

About this bridge

Hex Highway over Mill Creek is a concrete tee beam carrying Hex Highway over Mill Creek in Berks County, Pennsylvania. It was built in 1932, so it is 93 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 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 2,284 vehicles a day, roughly 8% of them trucks, projected to reach 1,300 by 2019. The structure is 46 ft (14 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHex Highway
CrossesMill Creek
Location1.0 Mi. West of Jalappa
RouteState Highway 0
Coordinates40.52388, -76.05522
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length46 ft (14 m)
Longest span21 ft (6.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,284 (2023)
Projected traffic1,300 by 2019
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$70,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hex Highway over Mill Creek built?

It was built in 1932, making it 93 years old in 2025.

What condition is Hex Highway over Mill 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 2023.

How much traffic does Hex Highway over Mill Creek carry?

About 2,284 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Hex Highway over Mill Creek?

The structure is 46 ft (14 m) long with a longest span of 21 ft (6.4 m) and a deck 35 ft wide.

Who owns Hex Highway over Mill Creek?

It is owned by the State Highway Agency.