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Diving +39 0185 280791
Cellulare +39 348 1508600
mail: info@portofinodivers.com
iChat: portofinodivers@mac.com
All GUE courses have the following prerequisites (any additional prerequisite, as well as any deviations from the following, will be listed under the specific course section):
1. Must submit a completed registration form, complete with medical history, and liability release to GUE Headquarters.
2. Must be physically and mentally fit.
3. Must hold insurance that will cover diving emergencies such as hyperbaric treatment e.g. DAN Master-level insurance or equivalent.
4. Must be a nonsmoker.
5. Must obtain a physician’s prior written authorization for the use of prescription drugs, except for birth control, or for a prior medical condition that may pose a risk while diving. A partial list of such conditions may be found on GUE’s medical history form. Conditions that pose a risk to students while diving require a physician’s written approval to dive; this information must be disclosed to their GUE instructor before the onset of training. Physician clearance for a specific condition is valid for one year from the date it is given, assuming there are no further changes to the student’s medical conditions. Physician clearance to dive under a specific medical condition does not obligate GUE or a GUE representative to clear a trainee for diving; this remains at the sole discretion of the instructor.
Obiettivi
Il corso GUE Diver Propulsion Vehicle Level 1 (Open Water DPV) è un programma di addestramento che introduce i subacquei all'utilizzo dei mezzi di propulsione subacquea. Il corso spiega le procedure di base per le immersioni con DPV ed introduce il subacqueo alle abilità ed alle conoscenze necessarie per il loro impiego in acqua libera.
Tra gli argomenti affrontati vi sono la consapevolezza situazionale, la pianificazione dell'immersione e la gestione della scorta di gas, le procedure di squadra, l'ambiente, la gestione dello stress, la navigazione, la conservazione, le procedure standard e quelle di emergenza, i potenziali pericoli annessi all'utilizzo degli scooter subacquei e la loro manutenzione ordinaria.
Non è richiesta esperienza nell'utilizzo di DPV per prendere parte al corso ma il subacqueo deve possedere abilità avanzate di controllo del proprio assetto unito ad un buon livello di presenza ed attenzione in acqua.
Prerequisites
1. Must meet GUE general course prerequisites as outlined in section1.6.
2. Must be a minimum of sixteen years of age.
3. Must have passed GUE Fundamentals using the equipment outlined in section 2.1.4.10 and have
demonstrated competence in skill and drills listed in 2.1.4.9 at a grade of 4 or above.
4. Must have a minimum of seventy-five dives beyond open-water qualification.
5. Must have a minimum of fifty dives beyond GUE Fundamentals
Duration
The GUE DPV 1 class is normally conducted over a three-day period. It involves a minimum of twenty
four hours of instruction, encompassing both classroom and in-water work.
Course Limits
1. General training limits as outlined in section 1.4
2. Student-to-instructor ratio is not to exceed 3:1 during any in-water training.
3. Maximum depth 60 feet (+/- 10 feet)/18 meters (+/- 3 meters).
4. No overhead diving
5. Minimum starting visibility of 20ft/6m
Course Content
The GUE DPV 1 course involves a minimum of twenty four hours of instruction designed to provide a
working knowledge in the use of tow-behind propulsion vehicles, and operational considerations.
Course requirements include four hours of academics and five dives, two of which will be critical-skill
dives and three will be experience dives.
Initial dives will be conducted in confined water to test diver ability and to fill in any deficits in skill levels.
Required Training Materials
1. GUE DPV Powerpoint
Academic Topics
1. Equipment considerations
2. DPV components
3. DPV maintenance
4. Surface-marker buoys and spools (for deco platforms)
5. Towing a surface marker while using a DPV
6. Exposure suit appropriate for the environment
7. Dive planning
8. Operational planning
9. Support
10. Teams
11. Team planning
12. Procedures
13. Gas Planning
14. Gas matching
15. Considerations for managing and stowing a DPV while not in use.
Land Drills and Topics
1. Proper position while using a DPV
2. Runaway DPV
3. Use of Goodman handle while riding a DPV
4. Dive team order and protocols
5. Use of spools and reels
6. Basic navigation skills
7. Pre-dive drills
Required Dive Skills and Drills
1. All skills and drills as outlined in General Diving Skills, section 1.5
2. Must be able to swim at least 400 yards/375 meters in under fourteen minutes without stopping.
This test should be conducted in a swimsuit and, where necessary, appropriate thermal protection.
3. Must be able to swim a distance of at least 20 yards/18 meters on a breath hold.
4. Demonstrate proficiency adjusting buoyancy while using a DPV
5. Demonstrate effective use of compass and navigation
6. Matching speeds with team members
7. Towing diver with non-functional DPV
8. Demonstrate control while dealing with a runaway DPV
9. Procedures for gas-sharing, and regulator switching as appropriate.
10. Surface-marker buoy deployment.
11. Demonstrate familiarity with required course equipment.
12. Gas-sharing scenarios, to include a prolonged gas-sharing event.
13. Demonstrate effective valve management by switching regulators, shutting down a valve in under
fifteen seconds and returning the valve to the open position again in under fifteen seconds.
14. Demonstrate proficiency with effective decompression techniques, including depth and time
management.
15. Demonstrate good buoyancy and trim, i.e. approximate reference maximum of 20 degrees off
horizontal while remaining within 3 feet/1 meter of a target depth. Frequency of buoyancy
variation and the divers control of their buoyancy and trim are important evaluation criteria.
Equipment Requirements
Each student should have, and be familiar with, all of the following required equipment:
1. Tanks/Cylinders: Students may use dual tanks/cylinders connected with a dual-outlet isolator
manifold, which allows for the use of two first-stages. Students may also use a single tank/cylinder
with a K-, H-, or Y-valve.
2. Regulators: One of the second-stages must be on a 5 to 7 foot/1.5 to 2 meter hose. One of the firststages
must supply a pressure gauge and provide inflation for a dry suit (where applicable).
3. Backplate System: A rigid and flat platform of metal construction with minimal padding, held to a
diver by one continuous piece of nylon webbing. This webbing should be adjustable through the
plate and should use a buckle to secure the system at the waist. A crotch strap attached to the
lower end of this platform and looped through the waistband would prevent the system from riding
up a diver’s back. A knife should be secured to the waist on the left webbing tab. This webbing
should support five D-rings; the first should be placed at the left hip, the second should be placed
in line with a diver’s right collarbone, the third should be placed in line with the diver’s left
collarbone, and the fourth and fifth should be affixed to the crotch strap to use while using a DPV
or towing/stowing gear. The harness below the diver’s arms should have small restrictive bands to
allow for the placement of reserve lights. The system should retain a minimalist approach, with no
unnecessary components.
4. Buoyancy Compensation Device: A diver’s buoyancy compensation device should be backmounted
and minimalist in nature. It should come free of extraneous strings, tabs, or other
material. There should be no restrictive bands or “bungee” of any sort affixed to the buoyancy cell.
In addition, diver lift should not exceed 50 lbs/25kgs for a single tank and 80 lbs/40kgs for double
tanks. Wing size and shape should be appropriate to the cylinder size(s) employed for training.
5. DPV: The DPV should be of a tow-behind type. It should have variable speed adjustment, as well
as a clutch. The DPV must include an attached cord at the back with a bolt snap to be clipped on
the front D-ring located in the crotch strap, used to tow the diver. The DPV should also have a
leash attached to the front to be used for towing it in case it fails to work.
6. At least one time/depth-measuring device
7. Mask and fins: Mask should be low-volume; fins should be rigid, non-split
8. At least one cutting device
9. One wrist compass
10. One reserve mask
11. Wet Notes
12. One spool with 100 feet/30 meters of line per diver
13. At least one surface-marker buoy per diver
14. Exposure suit appropriate for the duration of exposure
15. One primary light: A primary light should be minimalist in design; its power source should consist
of a rechargeable battery pack residing in a canister powering an external light head via a light
cord. Primary lights should produce the equivalent output of 50-watt halogen/10-watt HID lighting
or greater.
16. Two reserve lights: Reserve lights should be powered by two or three in-line non-rechargeable ccell
batteries, with a minimum of protrusions and a single attachment at its rear. The light should
be activated and de-activated by twisting the front bezel.
Note: Prior to the commencement of class, students should consult with a GUE representative to verify
equipment requirements. Whether or not a piece of equipment fulfills GUE’s equipment requirement
remains at the discretion of GUE and its instructor representatives. Participants are responsible for
providing all equipment or for making provisions to secure the use of necessary equipment before the start
of the course. In general, it is better for the student to learn while using his or her own equipment.
However, students should exercise caution before purchasing new equipment to avoid acquiring
substandard equipment. Please contact a GUE representative prior to making any purchases. Information
about recommended equipment can be obtained from the equipment considerations section of GUE’s Web
site.