US Bridges

SR 3011 Knapp Road over Over Conneaut Creek

Good

Erie County, Pennsylvania · Conneaut Township · Structure no. 000000000016311

Built
1962
63 years old, rebuilt 2010
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
417
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3011 Knapp Road over Over Conneaut Creek is a prestressed concrete box beam or girders - multiple carrying SR 3011 Knapp Road over Over Conneaut Creek in Erie County, Pennsylvania. It was built in 1962 and reconstructed in 2010, so it is 63 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 417 vehicles a day, roughly 5% of them trucks, projected to reach 412 by 2032. The structure is 68 ft (20.7 m) long and 34 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR 3011 Knapp Road
CrossesOver Conneaut Creek
LocationConneaut Township
RouteState Highway 0
CountyErie County
StatePennsylvania
Coordinates41.85655, -80.40946
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating36.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width34 ft (10.4 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic417 (2024)
Projected traffic412 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$356,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 3011 Knapp Road over Over Conneaut Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2010.

What condition is SR 3011 Knapp Road over Over Conneaut 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 July 2024.

How much traffic does SR 3011 Knapp Road over Over Conneaut Creek carry?

About 417 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR 3011 Knapp Road over Over Conneaut Creek?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 34 ft wide.

Who owns SR 3011 Knapp Road over Over Conneaut Creek?

It is owned by the State Highway Agency.