SR 4010(APPL 1012) over Leslie Run

Carbon County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

• SR 4010(APPL 1012) over Leslie Run in Carbon County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
• It was built in 1950, making it 75 years old at the 2025 inventory.
• It carries about 1,665 vehicles a day (traffic count year 2024).
• Its listed owner is the state highway agency.
• It is one of 83 of the 134 inventoried bridges in Carbon County rated fair (61.9%); 23 (17.2%) are rated poor.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• Its condition class and component ratings are unchanged from the 2024 inventory.
• Its most recent inspection on record is dated October 2022, on a 48-month routine inspection cycle.
• A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

View this bridge on a map → (40.99684, -75.76068)

Component ratings

Bridge details

Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.

Busiest bridges in Carbon County

All bridges nearby: Carbon County, PA bridge conditions · every bridge in Carbon County · Pennsylvania bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.