You are examining the recirculation system of an indoor pool and make the
following observations. Indicate whether the observation is acceptable by writing
"satisfactory" or "unsatisfactory" after the statement.
a. Pumps are able to provide a complete water turnover 3 times in 24 hours.
b. A-rate-of-flow indicator is installed on pool return lines. It reads in gallons per
minute and can measure flows up to one and a half times the normal rate.
There is a hair strainer located on the non-suction sides of the pump. The hair
strainer is cleaned once per week. ____________________
d. Pipes are made of a nontoxic material, which is easy to clean and repair.
There are no obvious signs of corrosion. There is a sump located at the
lowest point of the system. Outlets are accessible for water
e. There is a thermostat-controlled heater that maintains the water temperature
between 65F and 75F. There is one fixed thermometer in the recirculation
line at the heater outlet.__________________________.
There should be at least one water closet for every _________ women bathers
and one water closet plus a urinal for every __________ men bathers.
SPECIAL INSTRUCTIONS FOR EXERCISES 20 THROUGH 28. Match the definition
in Column I with the letter of the appropriate term Column II.
alkaline a substance is.
One of the acids formed when chlorine
is added to water. It is the most
effective form of chlorine for killing bacteria.
The percentage of this form of chlorine
decreases as the pH value rises.
A substance characterized by an excess
of hydroxyl ions.