US Bridges

SR 1018 Mlldgvll.R over Over Lake Wilhelm

Fair

Mercer County, Pennsylvania · Deer Creek Township · Structure no. 000000000025935

Built
1969
56 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
149 ft
1 main span
Daily traffic
688
2024 count
Owner
State
State Highway Agency

About this bridge

SR 1018 Mlldgvll.R over Over Lake Wilhelm is a prestressed concrete box beam or girders - multiple carrying SR 1018 Mlldgvll.R over Over Lake Wilhelm in Mercer County, Pennsylvania. It was built in 1969, so it is 56 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 688 vehicles a day, roughly 9% of them trucks, projected to reach 781 by 2032. The structure is 149 ft (45.4 m) long and 48 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR 1018 Mlldgvll.R
CrossesOver Lake Wilhelm
LocationDeer Creek Township
RouteState Highway 0
CountyMercer County
StatePennsylvania
Coordinates41.44482, -80.17872
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length149 ft (45.4 m)
Longest span70 ft (21.3 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic688 (2024)
Projected traffic781 by 2032
Trucks9%
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$119,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 1018 Mlldgvll.R over Over Lake Wilhelm built?

It was built in 1969, making it 56 years old in 2025.

What condition is SR 1018 Mlldgvll.R over Over Lake Wilhelm in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does SR 1018 Mlldgvll.R over Over Lake Wilhelm carry?

About 688 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is SR 1018 Mlldgvll.R over Over Lake Wilhelm?

The structure is 149 ft (45.4 m) long with a longest span of 70 ft (21.3 m) and a deck 48 ft wide.

Who owns SR 1018 Mlldgvll.R over Over Lake Wilhelm?

It is owned by the State Highway Agency.