G-Tug Colorado nudges Spruceglen up the Calumet River.
| Time and Date: 12:38 PM, Saturday, November 24, 2012 | |
| Chicago, Cook County, Illinois | |
| Approximate Latitude: 41° 42′ 47″ N (41.71326° ) | |
| Approximate Longitude: 87° 32′ 33″ W (-87.54262° ) | |
| Vessel Name: COLORADO | Owner/Operator: THE GREAT LAKES TOWING COMPANY |
| Official Number: 227317 | IMO: |
| Service: Towing Vessel | Call Sign: WF4523 |
| Flag: US | Hailing Port: WILMINGTON DE |
| Builder: UNKNOWN | Builder City, Year Built: CLEVELAND OH, 1928 |
| Propulsion: Diesel Reduction | Horsepower: 1200 |
| Gross Tons: 98 | Net Tons: 66 |
| Length x Breadth: 78.8 x 20 | Depth: 12.4 (feet) |
| Camera Make: Canon | Camera Model: Canon EOS 60D |
| Shutter: 1/400 | Aperture: 9.0 |
| ISO: 320 | Focal Length: 70 mm; FOV: 18.6 deg |
| White Balance: Cloudy | Lens Type: Canon EF 28-135mm f/3.5-5.6 I |
| Exposure Mode: Manual | Focus Mode: AI Focus AF |
