US Bridges

Headquarters Road over Tinicum Creek

PoorClosed to traffic

Bucks County, Pennsylvania · At Red Hill Road 10K09 · Structure no. 000000000007128

Built
1919
106 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
3 main spans
Daily traffic
260
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Headquarters Road over Tinicum Creek is a steel stringer/multi-beam or girder carrying Headquarters Road over Tinicum Creek in Bucks County, Pennsylvania. It was built in 1919, so it is 106 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 1 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 260 vehicles a day, roughly 1% of them trucks, projected to reach 806 by 2032. The structure is 80 ft (24.4 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHeadquarters Road
CrossesTinicum Creek
LocationAt Red Hill Road 10K09
RouteState Highway 0
Coordinates40.47081, -75.13654
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Superstructure1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating18 US tons
Inventory rating11 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length80 ft (24.4 m)
Longest span22 ft (6.7 m)
Deck width18 ft (5.5 m)
Roadway width10 ft (3.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2024)
Projected traffic806 by 2032
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$610,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Headquarters Road over Tinicum Creek built?

It was built in 1919, making it 106 years old in 2025.

What condition is Headquarters Road over Tinicum Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does Headquarters Road over Tinicum Creek carry?

About 260 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Headquarters Road over Tinicum Creek?

The structure is 80 ft (24.4 m) long with a longest span of 22 ft (6.7 m) and a deck 18 ft wide.

Who owns Headquarters Road over Tinicum Creek?

It is owned by the Town or Township Highway Agency.