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WorksheetsIrrigation
Total questions: 26
Worksheet time: 26mins
When determining the size of a pump for a domestic irrigation system, what must you consider? (2)
The power of the pump
The number of emitters
The delivery head required
The pump of the pump
Why is a backflow prevention device required when connecting an irrigation system to a drinking water supply system?
To prevent the drinking water supply from becoming contaminated
Helps prevent any back injuries for anyone who gets sprayed by the water, it has to be plugged into the wi-fi
To reduce water flow
To improve water quality
As per AS/NZS 3500.1, what is the hazard rating of a Type D irrigation system?
Medium hazard
Low hazard
Bad hazard
High hazard
Irrigation is ...
growing new plants in the desert.
where a mosquito bite is very itchy and you can't stop scratching it.
the process of supplying water to crops artificially, instead of relying on natural rainfall. It is essential for farming in dry and arid climates.
where rainfall helps plants and crops grow.
Static Water Pressure is ...
the pressure in a closed system with no water moving.
the pressure at any given point in a system as a given amount of water moves past.
the peer pressure that water feels to move, whenever it is not moving.
working pressure at the point of connection.
What happens in drip irrigation
Water drips slowly drop by drop near roots
Water is sprinkled on Crops
Water is drawn from lakes
Water drips and drips until it becomes really annoying to listen to
Which three of the units of measurement listed below belong to the International System of Units (SI)?
Kilograms
Pascals
Onions
Metres
Hands
What kind of control system is this?
Automatic
Mind
Manual
Manifold
What type of Irrigation system would this probably be?
A
B
C
D
What is a manifold?
Zone valves installed in on assembly
Grid set out of irrigation pipe
A fold in either clothes or paper that was completed by a man
A group of emitters that are the same
The best emitters for residential lawns are?...
Pop-up sprinklers
Pop-up pirates
Micro spray
Grass sprayers
If the system design capacity isn't adequate to run the required irrigation system ...
Go home, look out a window while its raining and cry. At least the rain is watering the garden now.
Install a pump
Install a booster valve
Install a mega tank
If you are struggling to get a large zone to run efficiently and cover the area you can...
Split it into 2 smaller zones
Call it a day, go to the pub, maybe cry about it later when you are alone. Hopefully one day you will get over it. Maybe... you never will.
Use smaller sprinklers
Use a sprinkler booster valve
When drawing and designing irrigation use a compass and... (3)
Start in the corners
Go around the edges
Ensure head to head coverage
Start form the middle
Head north, set sail, yo ho me hearties!
POC?
Point of connection
Pirates of Caribbean
Position of cross connection
Pressure of coverage
Which is the correct pipe layout?
Which is the incorrect sprinkler placement?
System design capacity, in simple terms is...
How much water is available for residential irrigation from the main.
How big the system must be designed to.
The capacity that the system is designed to.
Water go on plant. Make grow. Look nice.
The isolation control set-up must be a minimum of ...mm above the ground or highest irrigation outlet.
350
300
250
200
LDPE Has a pressure rating of ... kPa.
600
300
250
400
Rural B Poly has a pressure rating of ... kPa.
300
500
600
250
Burrs in pipework can make friction loss worse.
Yarp
Narp
Bubbler?
Micro spray?
Drip line?
Pop-up sprinkler?
