US Bridges

Slifer Valley Road over Cooks Creek

Fair

Bucks County, Pennsylvania · 1.3MI.W.RTE-412 02K09 · Structure no. 000000000007444

Built
1953
72 years old
Condition
Fair
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
655
2023 count
Owner
State
State Highway Agency

About this bridge

Slifer Valley Road over Cooks Creek is a steel stringer/multi-beam or girder carrying Slifer Valley Road over Cooks Creek in Bucks County, Pennsylvania. It was built in 1953, so it is 72 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 655 vehicles a day, roughly 11% of them trucks, projected to reach 692 by 2032. The structure is 52 ft (15.8 m) long and 27 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSlifer Valley Road
CrossesCooks Creek
Location1.3MI.W.RTE-412 02K09
RouteState Highway 0
Coordinates40.54291, -75.27383
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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating54 US tons
Inventory rating32 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic655 (2023)
Projected traffic692 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$129,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Slifer Valley Road over Cooks Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Slifer Valley Road over Cooks 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 October 2022.

How much traffic does Slifer Valley Road over Cooks Creek carry?

About 655 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Slifer Valley Road over Cooks Creek?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 27 ft wide.

Who owns Slifer Valley Road over Cooks Creek?

It is owned by the State Highway Agency.