Water Master Shuttle Form
Department Name	Tank Size	Fill Time	Dump Time	Distance	Total Time	GPM
Total Tanker Capacity					Total GPM
Instructions:
1. Tank Size: Enter the tank capacity in US gallons.
2. Fill Time: Enter the fill time in minutes and tenths (tenths = seconds divided by 6). The actual time for filling shall be
the time required for the tanker to travel 200 feet to the fill site, maneuver into position, fill and travel 200 feet from the fill site.
3. Dump Time: Enter the dump time in minutes and tenths (tenths = seconds divided by 6). The actual time for dumping shall be
the time required for the tanker to travel 200 feet to the dump site, maneuver into position, dump and travel 200 feet from the site.
4. Distance: Enter the distance (miles) of the round trip from the dump site to the fill site.
5. Total Time: The total time is calculated by the script and is sum of the travel time + the fill time+ the dump time.
6. GPM: The GPM is calculated by the script.
ISO™ Formula: GPM= The tank size less 10%, divided by: Fill time + Dump time + Travel time. (Travel time= .65 + 1.7 x Distance)