Using a single-line labelled diagram, show the pipework necessary to supply hot and cold water to a wash hand basin and a bath, as shown in the sketch - Leaving Cert Construction Studies - Question 3 - 2013
Question 3
Using a single-line labelled diagram, show the pipework necessary to supply hot and cold water to a wash hand basin and a bath, as shown in the sketch.
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Worked Solution & Example Answer:Using a single-line labelled diagram, show the pipework necessary to supply hot and cold water to a wash hand basin and a bath, as shown in the sketch - Leaving Cert Construction Studies - Question 3 - 2013
Step 1
water storage tank and overflow
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Answer
In the single-line diagram, the water storage tank should be depicted at the top with an overflow pipe leading to a drain. The rising main will connect this tank to the hot water cylinder.
Step 2
rising main
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Answer
The rising main is a vertical pipe that transports water from the storage tank down to the hot water cylinder. It connects directly above the water storage tank and leads into the cylinder.
Step 3
hot water cylinder and pipework
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Answer
The hot water cylinder is represented below the rising main. From the cylinder, a hot water supply line branches off to the wash hand basin and bath. Clearly label each line connecting to the respective appliances.
Step 4
insulation to the water storage tank and to all pipework
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Answer
Insulation should be illustrated surrounding both the water storage tank and all pipework, ensuring that it is labeled to highlight energy efficiency and safety.
Step 5
location of all necessary valves
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Answer
Include valves in the diagram at critical junctions: at the exit of the storage tank, before the hot water cylinder, and where the hot and cold supplies meet. Each valve should be clearly labeled.
Step 6
Design for a tap which will be easy to use by a person with limited hand mobility
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Answer
The tap design should feature a spatula lever type mechanism, enabling easy engagement with a simple quarter turn. Position the tap lever horizontally for accessibility, and ensure the tap is designed to reduce splash and spray for cleanliness while using sinks and wash basins.
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