Gallup St over Highline Canal
Arapahoe County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Gallup St over Highline Canal in Arapahoe County, Colorado, 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 1962, making it 63 years old at the 2025 inventory.
- It carries about 255 vehicles a day (traffic count year 2021).
- Its listed owner is a city or municipal highway agency.
- It is one of 267 of the 392 inventoried bridges in Arapahoe County rated fair (68.1%); 21 (5.4%) 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 → (39.58205, -105.00091)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 62 ft |
| Location | 0.18 Mi S of Geddes Ave |
| NBI structure number | LTND.911-03.830 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Arapahoe County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 25 Ml over SH 88 Ml W./belleview | 1958 | 246,000 | Fair |
| I 25 Ml over Orchard Road | 1958 | 233,000 | Fair |
| I 25 Ml over Dry Creek Rd | 1987 | 212,000 | Fair |
| I 25 Ml over SH 88 Ml East | 2017 | 212,000 | Good |
| I 25 Ml over County Line Road | 1958 | 171,000 | Fair |
| I 225 Ml over Tollgate Creek | 1965 | 140,000 | Good |
All bridges nearby: Arapahoe County, CO bridge conditions · every bridge in Arapahoe County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.