SR 1002(lr443 Par) over Norfolk Southern RR
Lehigh County, Pennsylvania · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 1002(lr443 Par) over Norfolk Southern RR in Lehigh County, Pennsylvania, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 1940 and reconstructed in 2012, making it 85 years old at the 2025 inventory.
- It carries about 15,826 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 113 of the 378 inventoried bridges in Lehigh County rated good (29.9%); 41 (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 October 2022, on a 48-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (40.59033, -75.59745)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 96 ft |
| Location | Tilghman Street |
| NBI structure number | 000000000023212 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2022 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Lehigh County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-78(LR 1045) over Pa 100(LR 672) | 1958 | 126,705 | Fair |
| I 78(LR 1045) over Norfolk/southern RR | 1988 | 126,705 | Fair |
| I-78 (lr 1045) over SR 3009 (ruppsville Rd) | 1988 | 126,705 | Good |
| US 22(LR 771) over T-638(irving St.) | 1952 | 92,608 | Good |
| US 22 (lr 771) over Lehigh River | 2017 | 92,608 | Good |
| US 22 (lr 771) over Leh. Canal SR 1007 NSR | 2017 | 92,608 | Good |
All bridges nearby: Lehigh County, PA bridge conditions · every bridge in Lehigh County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.