US Bridges

Sterner Mill Road over Poquessing Creek

Poor

Bucks County, Pennsylvania · Lower Southampton 40K05 · Structure no. 000000000007505

Built
1920
105 years old, rebuilt 1964
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
23 ft
1 main span
Daily traffic
300
1998 count
Owner
County
County Highway Agency

About this bridge

Sterner Mill Road over Poquessing Creek is a concrete tee beam carrying Sterner Mill Road over Poquessing Creek in Bucks County, Pennsylvania. It was built in 1920 and reconstructed in 1964, so it is 105 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 4 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.

It carries about 300 vehicles a day, roughly 3% of them trucks, projected to reach 210 by 2011. The structure is 23 ft (7 m) long and 41 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSterner Mill Road
CrossesPoquessing Creek
LocationLower Southampton 40K05
RouteCity Street 0
Coordinates40.13305, -74.99912
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span22 ft (6.7 m)
Deck width41 ft (12.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (1998)
Projected traffic210 by 2011
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$96,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Sterner Mill Road over Poquessing Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1964.

What condition is Sterner Mill Road over Poquessing 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 April 2024.

How much traffic does Sterner Mill Road over Poquessing Creek carry?

About 300 vehicles per day (1998 count), of which roughly 3% are trucks.

How long is Sterner Mill Road over Poquessing Creek?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.7 m) and a deck 41 ft wide.

Who owns Sterner Mill Road over Poquessing Creek?

It is owned by the County Highway Agency.