Heidelberg A.T425 over Antietam Creek
Berks County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Heidelberg A.T425 over Antietam Creek in Berks County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1972, making it 53 years old at the 2025 inventory.
- It carries about 350 vehicles a day (traffic count year 1989).
- Its listed owner is a town or township highway agency.
- It is one of 416 of the 667 inventoried bridges in Berks County rated fair (62.4%); 103 (15.4%) are rated poor.
- 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 → (40.34403, -75.8674)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 49 ft |
| Location | Heidelberg Ave. Bridge |
| NBI structure number | 000000000005357 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Berks County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 222 (lr 06150) over Crossing Drive | 1977 | 115,897 | Fair |
| US 222 (lr 06150) over SR 3023(STATE Hill Rd.) | 1977 | 102,594 | Fair |
| SR 12(LR 784) over Private Rds(car-tech.) | 1957 | 82,327 | Fair |
| SR 222 over SR 3422 SR 8028 Norfksou | 1977 | 81,907 | Fair |
| US 422(LR 793) over Franklin Street | 1963 | 73,048 | Fair |
| US 422(LR 793) over Wyomissing Creek | 1964 | 71,101 | Fair |
All bridges nearby: Berks County, PA bridge conditions · every bridge in Berks County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.