PA 921; Maple St. over Hartman Run
York County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- PA 921; Maple St. over Hartman Run in York County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 5,654 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 321 of the 566 inventoried bridges in York County rated fair (56.7%); 61 (10.8%) 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 September 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 → (40.06403, -76.70971)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 34 ft |
| Location | Mt Wolf Boro W of RR |
| NBI structure number | 000000000037645 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in York County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-83; SR 0083 over Pa Turnpike Ramp E | 1950 | 68,340 | Fair |
| I-83; York express over Penna Tpk I-76 | 1951 | 68,340 | Fair |
| I-83; SR 0083 over T-955; Limekiln Rd | 1952 | 68,340 | Poor |
| I-83; SR 0083 over Yellow Breeches Creek | 1952 | 68,340 | Fair |
| I-83; SR 0083 over US 30; SR 0030 | 1959 | 57,639 | Poor |
| I-83; SR 0083 over Trib to Codorus Creek | 1957 | 57,639 | Fair |
All bridges nearby: York County, PA bridge conditions · every bridge in York County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.