US Bridges

Forest Manor Road over E. Branch Big Elk Creek

PoorPosted for load

Chester County, Pennsylvania · 3/4 MI S PA-926 3798-E5 · Structure no. 000000000010656

Built
1931
94 years old
Condition
Poor
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
499
2018 count
Owner
County
County Highway Agency

About this bridge

Forest Manor Road over E. Branch Big Elk Creek is a steel stringer/multi-beam or girder carrying Forest Manor Road over E. Branch Big Elk Creek in Chester County, Pennsylvania. It was built in 1931, so it is 94 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. Its operating status is: posted for load restriction.

It carries about 499 vehicles a day, roughly 13% of them trucks, projected to reach 549 by 2023. The structure is 25 ft (7.6 m) long and 19 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesForest Manor Road
CrossesE. Branch Big Elk Creek
Location3/4 MI S PA-926 3798-E5
RouteCity Street 0
Coordinates39.84734, -75.90822
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span20 ft (6.1 m)
Deck width19 ft (5.9 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic499 (2018)
Projected traffic549 by 2023
Trucks13%
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

OwnerCounty Highway Agency
Maintained byCounty 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$865,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Manor Road over E. Branch Big Elk Creek built?

It was built in 1931, making it 94 years old in 2025.

What condition is Forest Manor Road over E. Branch Big Elk 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 December 2023.

How much traffic does Forest Manor Road over E. Branch Big Elk Creek carry?

About 499 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is Forest Manor Road over E. Branch Big Elk Creek?

The structure is 25 ft (7.6 m) long with a longest span of 20 ft (6.1 m) and a deck 19 ft wide.

Who owns Forest Manor Road over E. Branch Big Elk Creek?

It is owned by the County Highway Agency.