© Nottingham Adventure Centre Ltd 2011 site home | about us | contact us | calendar | location maps To book call the Dive Centre on 0115 929 0707  or reserve your place on-line today. Any time youre diving at 300 to 3000 metres/1000 to 10,000 feet above sea level, you're altitude diving. If you want to explore the hidden world of a mountain lake, the PADI Altitude Diver Speciality course is for you. The PADI Altitude Diver Speciality course familiarises you with the rules and procedures necessary for altitude diving, including how to use the Recreational Dive Planner at altitude.     * Must be a PADI Open Water Diver or Junior Open Water Diver       (or qualifying certification from another organisation)     * Altitude dive planning     * Organisation, procedures, techniques, problems and hazards     * Recreational Dive Planner procedures for diving at altitude     * Safety stops and emergency decompression procedures at altitude     * Special equipment is necessary for altitude diving     * Two open water training dives     * Certification counts toward the PADI Master Scuba Diver rating. To simulate altitude conditions we run the PADI Altitude Diver course once or twice a year at Vivian Quarry. A dedicated dive site at Llanberis nestling in the foothills of Snowdon. This make a great day out, maximum depth 18 metres, usually 10m plus visibility.