Mobile tanker access ladder with aluminium construction. Total ladder length is 4700 mm. Overall extended height (platform height in extended position) is 3800 mm, and overall retracted height (platform height in closed position) is 2600 mm. Ladder width is 600 mm with rung separation of 11 inches. Fixed platform size is 600 mm. The platform railing is round/octagonal with a diameter of 1200 mm. (All dimensions are approximate and subject to tolerance.)