US 13 Bus SB over Tonytank Pond
Wicomico County, Maryland · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 13 Bus SB over Tonytank Pond in Wicomico County, Maryland, 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 1954, making it 71 years old at the 2025 inventory.
- It carries about 11,029 vehicles a day (traffic count year 2012).
- Its listed owner is the state highway agency.
- It is one of 67 of the 98 inventoried bridges in Wicomico County rated fair (68.4%); 5 (5.1%) 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 → (38.33374, -75.60782)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete slab |
| Length | about 243 ft |
| Location | 0.34 Mile North of Md 513 |
| NBI structure number | 100000220005012 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maryland department of transportation.
Busiest bridges in Wicomico County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 50 EB over Beaverdam Creek | 1964 | 43,981 | Fair |
| US 50 WB over Beaverdam Creek | 1964 | 43,981 | Fair |
| US 13 NB over Leonard Mill Pond | 2004 | 38,793 | Good |
| US 13 SB over Leonard Pond Run | 1952 | 38,793 | Fair |
| US 50 EB over Campbell Ditch | 1964 | 38,611 | Fair |
| US 50 WB over Campbell Ditch | 1964 | 38,611 | Fair |
All bridges nearby: Wicomico County, MD bridge conditions · every bridge in Wicomico County · Maryland bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.