US Bridges

SR 4012 over Loyalsock Creek

PoorPosted for load

Sullivan County, Pennsylvania · Boro of Forksville · Structure no. 000000000032068

Built
1850
175 years old, rebuilt 2004
Condition
Poor
inspected November 2023
Type
Truss - Thru
Wood or Timber
Length
153 ft
1 main span
Daily traffic
113
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4012 over Loyalsock Creek is a wood or timber truss - thru carrying SR 4012 over Loyalsock Creek in Sullivan County, Pennsylvania. It was built in 1850 and reconstructed in 2004, so it is 175 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 3 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 113 vehicles a day, roughly 4% of them trucks, projected to reach 237 by 2032. The structure is 153 ft (46.6 m) long and 17 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 4012
CrossesLoyalsock Creek
LocationBoro of Forksville
RouteState Highway 0
Coordinates41.48841, -76.59992
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating3 US tons
Inventory rating1 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length153 ft (46.6 m)
Longest span147 ft (44.8 m)
Deck width17 ft (5.2 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deck8 ft (2.5 m)

Traffic and service

Average daily traffic113 (2024)
Projected traffic237 by 2032
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$463,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4012 over Loyalsock Creek built?

It was built in 1850, making it 175 years old in 2025. It was reconstructed in 2004.

What condition is SR 4012 over Loyalsock 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 November 2023.

How much traffic does SR 4012 over Loyalsock Creek carry?

About 113 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SR 4012 over Loyalsock Creek?

The structure is 153 ft (46.6 m) long with a longest span of 147 ft (44.8 m) and a deck 17 ft wide.

Who owns SR 4012 over Loyalsock Creek?

It is owned by the State Highway Agency.