US Bridges

Trumbauer Road over Towamencin Creek

Good

Montgomery County, Pennsylvania · 1 MI NW PA-363 3143-F5 · Structure no. 000000000027909

Built
1907
118 years old, rebuilt 1990
Condition
Good
inspected April 2024
Type
Arch - Deck
Masonry
Length
53 ft
1 main span
Daily traffic
811
2019 count
Owner
County
County Highway Agency

About this bridge

Trumbauer Road over Towamencin Creek is a masonry arch - deck carrying Trumbauer Road over Towamencin Creek in Montgomery County, Pennsylvania. It was built in 1907 and reconstructed in 1990, so it is 118 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 811 vehicles a day, roughly 27% of them trucks, projected to reach 809 by 2018. The structure is 53 ft (16.2 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTrumbauer Road
CrossesTowamencin Creek
Location1 MI NW PA-363 3143-F5
RouteCity Street 0
Coordinates40.22425, -75.33937
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span53 ft (16.2 m)
Deck width22 ft (6.6 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic811 (2019)
Projected traffic809 by 2018
Trucks27%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Trumbauer Road over Towamencin Creek built?

It was built in 1907, making it 118 years old in 2025. It was reconstructed in 1990.

What condition is Trumbauer Road over Towamencin Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Trumbauer Road over Towamencin Creek carry?

About 811 vehicles per day (2019 count), of which roughly 27% are trucks.

How long is Trumbauer Road over Towamencin Creek?

The structure is 53 ft (16.2 m) long with a longest span of 53 ft (16.2 m) and a deck 22 ft wide.

Who owns Trumbauer Road over Towamencin Creek?

It is owned by the County Highway Agency.