SR 1016 over over Muddy Run
Northumberland County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 1016 over over Muddy Run in Northumberland County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1934, making it 91 years old at the 2025 inventory.
- It carries about 293 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 151 of the 298 inventoried bridges in Northumberland County rated fair (50.7%); 20 (6.7%) 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 December 2023, on a 24-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 → (41.04992, -76.78492)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel culvert |
| Length | about 25 ft |
| Location | 3 Mi N.w.of Milton |
| NBI structure number | 000000000029162 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | December 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Northumberland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 61 over Susquehanna River | 1986 | 20,080 | Good |
| SR 61 over over Shamokin CR. | 1926 | 17,574 | Fair |
| I-80 WB over SR405& WB Susquehanna R. | 1962 | 16,130 | Fair |
| SR 80 Wbl over Norfolk Southern RR | 2001 | 16,130 | Good |
| I-80 EB over SR405 & W Br Susquehanna | 1962 | 16,007 | Fair |
| SR 80 Ebl over Norfolk Southern RR | 2002 | 16,007 | Good |
All bridges nearby: Northumberland County, PA bridge conditions · every bridge in Northumberland County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.