US Bridges

Glen Mills Road over Chester Creek

Poor

Delaware County, Pennsylvania · Gradyville Road 32H05 · Structure no. 000000000015364

Built
1933
92 years old, rebuilt 1976
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
2 main spans
Daily traffic
3,875
2023 count
Owner
State
State Highway Agency

About this bridge

Glen Mills Road over Chester Creek is a steel stringer/multi-beam or girder carrying Glen Mills Road over Chester Creek in Delaware County, Pennsylvania. It was built in 1933 and reconstructed in 1976, so it is 92 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 3,875 vehicles a day, roughly 6% of them trucks, projected to reach 5,066 by 2032. The structure is 72 ft (21.9 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGlen Mills Road
CrossesChester Creek
LocationGradyville Road 32H05
RouteState Highway 0
Coordinates39.92035, -75.49047
Functional classUrban 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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating52 US tons
Inventory rating31 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span33 ft (10.1 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,875 (2023)
Projected traffic5,066 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$767,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Glen Mills Road over Chester Creek built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1976.

What condition is Glen Mills Road over Chester 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 Glen Mills Road over Chester Creek carry?

About 3,875 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Glen Mills Road over Chester Creek?

The structure is 72 ft (21.9 m) long with a longest span of 33 ft (10.1 m) and a deck 24 ft wide.

Who owns Glen Mills Road over Chester Creek?

It is owned by the State Highway Agency.