5.1 FIGURE 5.1 below shows different parts for the installation of a PVC gutter - NSC Civil Technology Civil Services - Question 5 - 2019 - Paper 1
Question 5
5.1 FIGURE 5.1 below shows different parts for the installation of a PVC gutter. Study the drawing and answer the questions that follow.
5.1.1 Sketch, in good propo... show full transcript
Worked Solution & Example Answer:5.1 FIGURE 5.1 below shows different parts for the installation of a PVC gutter - NSC Civil Technology Civil Services - Question 5 - 2019 - Paper 1
Step 1
5.1.1 Sketch, in good proportion, a neat pictorial view of a square gutter outlet in the ANSWER BOOK.
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Answer
To sketch a square gutter outlet:
Begin by drawing a rectangle to represent the cross-section of the gutter.
Add a bottom line, parallel to the top, ensuring both sides have equal lengths.
Sketch two vertical lines at the ends to represent the sides of the outlet.
Add details such as the connection points for downspouts and any brackets that might be attached to the sides.
Step 2
5.1.2 A indicates a bracket. To which part of the roof construction is this bracket attached?
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The bracket indicated by 'A' is typically attached to the fascia board or rafter of the roof construction. This component supports the gutter system and ensures it is secured in place.
Step 3
5.2.1 Channels constructed from precast concrete with the main function of routing storm water to rivers or dams
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Surface channel
Step 4
5.2.2 An object that can be placed underneath a down pipe to channel water from the roof away from the house
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Rainwater shoe
Step 5
5.2.3 An object that is used on the edge of a road to channel storm water towards a manhole
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Road kerb/Kerb
Step 6
5.2.4 A method that can be used to waterproof roofs at junctions with walls
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Flashing
Step 7
5.3 Name the authority that is responsible for all public storm-water pipes and systems in a town.
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Municipality / Local Government / Local Authorities
Step 8
5.4 Use the drawing and information on ANSWER SHEET 5.4 and draw the development of the pyramid.
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Answer
To draw the development of the truncated pyramid:
Identify the apex of the pyramid and project it down to the base.
Use projection lines to accurately lay out all dimensions.
Develop the top and bottom sections of the pyramid based on derived angles.
Clearly indicate a 3 mm seam on both sides while ensuring no redrawings from the original figures.
