NOTES NI CHANGE

Question 1

where water is collected

Answer 1

1. Source

Question 2

the process of storing water

Answer 2

2. Supply

Question 3

water is transported into buildings

Answer 3

3. Distribution

Question 3

consumption of water

Answer 3

4. Use

Question 4

used water is gathered

Answer 4

5. Collection

Question 5

collected water is disposed

Answer 5

6. Disposal

Question 6

water is treated and then returned to source (Sewage plant treatment or Natural Purification like rain).

Answer 6

7. Treatment

Question 7

leading to a fixture.

Answer 7

1. Supply Pipe –

Question 8

disposing of used water.

Answer 8

2. Drainpipe

Question 9

Carries water from the source to the supplied building.

Answer 9

1. Water supply and water distribution system

Question 10

Receptacles (receivers) of water to use in the building. Ex. Faucet, Sink, etc.,

Answer 10

2. Plumbing fixtures –

Question 11

The Plumbing Law.

Answer 11

R.A 1378 –

Question 11

Piping network that disposes waste into the sewage system.

Answer 11

3. Drainage system

Question 12

1. General Idea of wells

Answer 12

· Shallow well
· Deep Well

Question 13

manmade well. around 15 meters deep.

Answer 13

· Dug Well (Shallow Well)

Question 14

· Bored Well – similar to dug wells but uses an auger to construct. Reaches around 15-40+ meters deep.

Answer 14

· Bored Well –

Question 15

· Jetted Well – water pressure is used to dig a hole. suitable to areas with soft soil. ideal to use for less noise and constrained spaces.

Answer 15

· Jetted Well

Question 16

formed through a hollow rod. can reach up to 15 meters.

Answer 16

Driven Well

Question 17

similar to driven wells but does not use a hollow rod and can reach up to 1000 meters. it is commonly used to dig oil.

Answer 17

· Drilled Wells –

Question 18

Wells must be ? feet away from septic tanks and livestock feedlots/ leach fields.

Answer 18

100

Question 19

Wells must be located on

Answer 19

higher ground

Question 20

The deeper the well, the better

Answer 20

the filtration.

Question 21

water is sucked into a sealed vacuum with the use of a pump.

Answer 21

Piston pumps

Question 22

water is drawn in a single motion.

Answer 22

1. Single Action (Piston Pump)

Question 23

water is drawn in double motion.

Answer 23

2. Double Action (Piston Pump)

Question 24

water is drawn inside the chamber and discharged using centrifugal force.

Answer 24

Centrifugal Pumps –

Question 25

piston pump that acts upon action. it only delivers water when you pump it. Ex. Poso.

Answer 25

1. Reciprocating pump

Question 26

a piston pump that makes use of a pump driver. can discharge 900 to 1200 GPM

Answer 26

3. Rotary pump –

Question 27

a centrifugal pump where you submerge the pump into the water and sucks it.

Answer 27

4. Submersible pump –

Question 28

a centrifugal pump where it is placed on areas to remove excess water.

Answer 28

5. Slump pump

Question 29

a very big centrifugal pump. can discharge 2000 GPM.

Answer 29

6. Turbine pump

Question 30

relies on gravity to distribute water to fixtures.

Answer 30

Overhead Tanks –

Question 31

built underground and connected with a pump.

Answer 31

Cistern Tanks

Question 32

uses air pressure to distribute water. often used if the regular pressure from the supply main is not enough. Preferably installed on buildings with 2-3 storeys high.

Answer 32

Pneumatic Water Tanks

Question 33

belongs in the hot water tanks. it is a small tank with 30-60 diameter circular base reaching 180 cm max length. Woking limit is at 85-150 PSI.

Answer 33

Range Boiler

Question 34

a large hot water tank. 60-130cm in diameter; 5m max length. 65-100 PSI.

Answer 34

Storage Boiler

Question 35

to isolate the water distribution from one fixture to another. A valve is anything that controls the distribution of water. The placement of valves must be too visible but also accessible.

Answer 35

Valve

Question 36

used mainly to completely close or completely open the water line. They do not control the water flow. Placed before the water meter.

Answer 36

1. Gate Valve (A.K.A Full-Way Valve)

Question 37

2 types of Gate Vale:

Answer 37

a. Wedge shape/Tapered disc b. Double disc Valve

Question 38

controls the flow of the water with a moveable spindle (knob). one side of the valve is an inlet. Has a bulbous body.

Answer 38

2. Globe valve

Question 39

it prevents reversal of flow (backflow). it has a disc (flapper) that follow the usual flow of the line that prevents an opposite direction to pass.

Answer 39

3. Check Valve

Question 40

4 types of Check Valve:

Answer 40

a. Swing Check Valve b. Lift Check Valve c. Vertical Check Valve d. Horizontal Check Valve

Question 41

used to make a 90-degree turn in the water line.

Answer 41

4. Angle Valve –

Question 42

used to prevent backflow when the pump is off.

Answer 42

5. Foot Valve (A.K.A Retention Valve) –