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1.1.1A flat plat e with many spikes used in roof truss construction
1.1.2Longest v ertical member that determine the height of the roof truss
1.1.3A length of material used to conceal the gap between the wall and the ceiling
1.1.4Is used to cover the gap between the roof covering at the highest point of the roof
1.1.5Slope/ang le/fall of the roof ONE FOR EACH CORRECT ANSWER Do not penalise the candidate if /she has written the description
1.2.1Note: If a candidate show columns as support it will also be correct (2\
1.2.2Simple supported slab Cantilever slab DB
1.31 Mark to be given if voussoirs are vertical lines. SESSMENT CRITERIA MARKS LEARNER MARK Voussoirs Key voussoir
1.4.7Eaves /Fascia /tilting batten/overhang Rafter /Full truss Ridge /ridge beam Hip rafter Half
1.4Gable roof
1.41 400 mm or 1 350 mm (1\
1.5Hemp or TFT tape (Teflon tape\ /thread tape/yarn OR ANY OTHER ACCEPTABLE ANSWER (silicone not accepted\ (1\
1.5Cover the threaded part of pipes with teflon tape or hemp in a clockwise direction. Screw in a straight socket (fitting\ to the th read on one pipe using two monkey wrenches. Screw in the second pipe (threaded part\ into the other side of the
2.1.1A Floor slab B concrete (symbol for concrete\ C Reinforcing mesh main bars Shutter board /soffit board E Bearer oist
2.1.2Concrete is weak in tensile streng and the most tension in the floor slab will occur at the bottom due to bending and the reinforcing will serve no purpose when place on the top. (2\
2.1.3To assist with the alignm ent of formwork to secure the prop in position to ease dismantling ANY ONE OF THE ABOVE
2.1.4To prevent props from sagging to distribute the load to the load bearing surface ANY ONE OF THE ABOVE (1\ Main bars to act against the tensile forces. Stirrups/B inders
2.4.3Intermediate sight (1\
2.4.4Rise (1\
2.5.2FIGURE 2 ASSESSMENT CRITERIA MARKS Brandering Ceiling board Top rail/ Timber roof track /ceiling track Nail
2.5.3Gypsum board Chip board /Veneered board Supa wood /Medium density fibre board Hardboard/
2.7Square shape (1\ [40] DB40
3.1.5(1\ (1\ (1\ (1\ (1\
3.2ADVANTAGES DISADVANTAGE Easily accessible Cheap Water supply is reliable Contamination from surface pollution. Although relatively reliable, it can dry up.
3.3.1Rodding eye / cover Pipe 110 mm Jun tion (3\
3.3.2Direction D (1\
3.3.3It is for cleaning pur pose so that the cleaning rod can enter the sewer line For ea sy access
3.3.4Gives access to the drain pipes Prevents foul gasses from the sewerage system entering the mosphere Prevents rain water, dirt, dust entering the sewer line For safety purposes ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE
3.3.5Cheaper than installing a manhole Smaller and look neater than a manhole ANY OTHER ACCEPTABLE ANSWER (2\ QUESTION AS 5,
3.4FIGURE 3.4
3.5Septic tank Bacteria l action dissolve sewage and exc ess fluids soak into the ground by means of a french drain Conservancy tank Sewage stored in a tank and pumped out when nearing full capacity Pit toilet
4.1.1FALSE (1\
4.1.2TRUE (1\
4.1.3TRUE (1\
4.1.4FALSE (1\
4.1.5TRUE (1\ TRUE (1\
4.2.1Submersion of wood Absorb more preservatives ANY OTHER ACCEPTABLE ANSWER (1\
4.2.2Full cell process Preservative process is faster ANY OTHER ACCEPTABLE ANSWER (1\ 11 DB
4.4.1Breaking (1\
4.4.2Angle iron (1\
4.4.3Copper (1\
4.4.4Gal vanising (1\
4.4.5Corrosive (1\ [30] 12 DB30
5.1(1\
5.1(1\
5.13 m
5.1Upward forces = downward forces 22,5 N + 15,5 10 N + 8 N + 20 N 38 N = 38 N
5.1.62 mm = 1 N (1\ SFa = 22,5 N (1\ SFb = 22,5 N 10 N = 12,5 N
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