Siviele Tegnologie
6. Aantal stene benodig as die onderbou 425 mm hoog en 220 mm wyd is – binnemate word gegee Hartlyn as die binnemate gegee word: 2/9 000 2/6 000
= 18 000 mm
= 12 000 mm 30 000 mm
Plus: 4/220
880 mm 30 880 mm
Aantal stene benodig = totale lengte van die muur × hoogte van die muur × die aantal stene per vierkante meter
= 30,88 m × 0,425 m × 2(50) = 1 312,4 stene benodig vir die hele muur
Om die stene vir die vloerblad af te trek: Hartlyn vir die halwesteen aan die binnekant van die muur 2/9 000 2/6 000
= 18 000 mm
= 12 000 mm 30 000 mm
Plus: 4/110
440 mm 30 440 mm
Aantal stene benodig = totale lengte van die muur × hoogte van die muur × die aantal stene per vierkante meter
= 30,44 × 0,075 × 50 = 114,15 stene
Totale hoeveelheid stene vir die onderbou = 1 312,4 stene – 114,15 stene = 1 198,25 stene = 1 198 stene
Opsommende assessering (Bladsy 297)
1.1 Hartlyn – buitemate: 2/11 500 2/7 600 Totaal
= 23 000 mm = 15 200 mm = 38 200 mm
Minus: 4/600 = 2 400 mm Hartlyn
= 35 800 mm
1.2 Volume beton = Lengte van fondamente (hartlyn) × breedte van fondamente × diepte van fondamente = 35,8 × 0,60 × 0,35 m³ = 7,518 m³
1.3 Mengverhouding: 1:2:3 Mengverhouding bestaan uit 1 + 2 + 3 = 6 dele
Volume sement benodig:
= 7,518 × 1 6
= 7,518 6
= 1,253 m³
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