Diagnostic Exam for Swimming Pools

Created on December 03, 2021 By Nikki Lopez

1 / 20

If the reinforcing steel will serve as the equipotential bonding grid for a swimming pool, the 2017 National Electrical Code requires that the reinforcing steel tie wires be:

tightly tied.

loosely tied.

replaced with plastic tie wires.

coated with epoxy.

2 / 20

A swimming pool will have a ceramic tile floor using regular Portland cement mortar. The mortar bed should be at least:

1/4 inch thick.

1/2 inch thick.

1 inch thick.

1 1/2 inches thick.

3 / 20

In the equipment shown, the removable basket is used to:

collect debris.

hold a chemical plug.

hold a water flow meter.

restrict the water flow.

4 / 20

The water level of a 30 foot diameter circular swimming pool will be 5 feet deep throughout the floor. About how many gallons of water will be needed for this swimming pool? Note: Assume that pi = 3.14, and that there are 7.48 gallons per cubic foot of water.

2,453 gallons.

3,670 gallons.

14,680 gallons.

18, 350 gallons.

5 / 20

A dry-mix shotcrete (gunite) which is not using coarse aggregate would normally be mixed in which proportion by weight?

one part cement, four parts sand.

two parts cement, three parts sand.

three parts cement, two parts sand.

four parts cement, one part sand.

6 / 20

Shotcreting for an outdoor pool should be stopped whenever the outside temperature rises above:

70° F.

75° F.

85° F.

100° F.

7 / 20

Dry-mix shotcrete (Gunite) used to build a swimming pool wall, when the main area of the wall's center has been reached, is best shot:

at a 90° angle (i.e., perpendicular to the wall), rotating the nozzle steadily in small overlapping circles.

at a 90° angle (i.e., perpendicular to the wall), creating a layer of no more than 1 inch thick at a time.

at a 45° angle, quickly waving the nozzle back and forth in straight lines, starting at the top of the wall and working downward.

at a 30° angle, creating a layer of no more than 1 inch thick at a time.

8 / 20

Which of the chemicals below is commonly used in the water mix for swimming pools?

Cyanuric acid.

Casein.

Ethanol.

Vinegar.

9 / 20

In general, federal law requires that public swimming pools have anti-entrapment protection when there is:

only one main drain that can be blocked.

no main drain.

more than two main drains spaced six feet apart.

more than three main drains spaced ten feet apart.

10 / 20

According to the Safety Standard For Swimming Pool Slides (16 C.F.R. Part 1207), the handrail for a swimming pool slide shown at A should be no higher from the slide than:

6 inches.

8 inches.

18 inches.

30 inches.

11 / 20

When building an in-ground pool, Louisiana One Call™ or the utilities should first be notified prior to beginning the:

excavation.

plumbing hookups.

electrical wiring.

gas heater hookups.

12 / 20

Barrier fences for swimming pools should have pedestrian gates that:

are self-latching.

will stay open until someone physically closes them.

must be opened with a number combination.

swing toward the interior pool area.

13 / 20

The Louisiana Public Health - Sanitary Code (LAC 51:XXIV:5) requires that the suction outlet grates for the circulation of water in a swimming pool must be secured in such a way as to be able to be removed:

easily by hand.

by unlatching a simple latch.

only with tools.

by hand using at least a pressure of 20 pounds.

14 / 20

The Louisiana Public Health - Sanitary Code (LAC 51:XXIV:5) requires that the stair tread depth for a pool deck, as shown by dimension A, must be at least:

3 ¾ inches.

7 ½ inches.

10 inches.

14 inches.

15 / 20

If an overflow gutter is used on a pool, the Louisiana Public Health - Sanitary Code (LAC 51:XXIV:5) requires that the gutter must extend:

completely around the pool.

from the first change in the pool floor slope around and along the deep end of the pool.

at least 10 feet across each side of the pool.

at least 80 per cent across each side of the pool.

16 / 20

Which item below is required by the Louisiana Public Health - Sanitary Code (LAC 51:XXIV:7) to be kept at Class A, Class B, or Class C swimming pools?

a light, strong pole at least 12 feet long with a hook.

a life-saving skiff.

a life jacket.

a Styrofoam ring with at least 100 feet of rope.

17 / 20

The Louisiana Public Health - Sanitary Code (LAC 51:XXIV) requires that a rope and float line be provided:

1 to 2 feet on the shallow side from the break in grade between the shallow and deep portions of the pool.

4 to 5 feet on the shallow side from the break in grade between the shallow and deep portions of the pool.

20 feet from the shallow end of the pool, or 1/3 of the pool length.

20 feet from the deep end of the pool, or 1/3 of the pool length.

18 / 20

Underwater seat benches are allowed under the Louisiana Public Health - Sanitary Code (LAC 51:XXIV) for:

Class A pools.

Class B pools

Class C pools.

Spas.

19 / 20

When installing a fiberglass pool, the pool should be removed from the truck that delivers it:

at least a week before the hole is dug for the pool.

a few hours before the hole is dug for the pool.

after the hole has been dug for the pool, and before the coping has been set in place.

after the coping has been set in place, and before the electrical connections have been made.

20 / 20

The Louisiana Public Health - Sanitary Code (LAC 51:XXIV) prohibits the water in a swimming pool from being artificially heated such that the temperature rises above:

80°F

93°F

102°F

108°F

Your score is

The average score is 48%

0%