88TH Ave over Box Elder Creek
Adams County, Colorado · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 88TH Ave over Box Elder Creek in Adams County, Colorado, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1935, making it 90 years old at the 2025 inventory.
- It carries about 44 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 41 of the 544 inventoried bridges in Adams County rated poor (7.5%); 41 (7.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (poor), but component ratings moved: superstructure 5 to 4.
- Its most recent inspection on record is dated December 2024, on a 12-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.85571, -104.61529)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 4 | Poor condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 62 ft |
| Location | 0.3 Mi E of Hudson Road |
| NBI structure number | ADA088-023.3112 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | December 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Adams County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Hov Ramp over I25 Access | 1993 | 242,000 | Good |
| I 25 Ramp over Hov Ramp R | 1998 | 242,000 | Good |
| I 25 Ml over 62ND Ave | 1993 | 196,000 | Fair |
| I 25 Ml over UP RR | 1993 | 196,000 | Fair |
| US 36 Ebnd Ml over I 25 Ml Ramps Hov Lanes | 1994 | 168,000 | Good |
| I 25 Ml over Pedestrian Underpass | 1955 | 154,000 | Fair |
All bridges nearby: Adams County, CO bridge conditions · every bridge in Adams County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.