US Bridges

SR 27 over Over Dunderdale Creek

Good

Warren County, Pennsylvania · Eldred Twp · Structure no. 000000000046191

Built
2010
15 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
1,356
2023 count
Owner
State
State Highway Agency

About this bridge

SR 27 over Over Dunderdale Creek is a concrete culvert carrying SR 27 over Over Dunderdale Creek in Warren County, Pennsylvania. It was built in 2010, so it is 15 years old, younger 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 1,356 vehicles a day, roughly 20% of them trucks, projected to reach 1,977 by 2032. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 27
CrossesOver Dunderdale Creek
LocationEldred Twp
RouteState Highway 27
Coordinates41.71547, -79.53938
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,356 (2023)
Projected traffic1,977 by 2032
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 27 over Over Dunderdale Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is SR 27 over Over Dunderdale 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 November 2024.

How much traffic does SR 27 over Over Dunderdale Creek carry?

About 1,356 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is SR 27 over Over Dunderdale Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m).

Who owns SR 27 over Over Dunderdale Creek?

It is owned by the State Highway Agency.