Siviele Tegnologie
Om die stene vir die vloerblad af te trek: Hartlyn vir die halwesteen aan die binnekant van die muur 2/11 500 2/7 200
= 23 000 mm
= 14 400 mm 37 400 mm
Plus: 4/110
440 mm 36 960 mm
Aantal stene benodig = totale lengte van die muur × hoogte van die muur × die aantal stene per vierkante meter
= 36,960 × 0,075 × 50 = 138,6 stene
Totale hoeveelheid stene vir onderbou
5.2 Binnemaat van beton oor lang muur Binnemaat van beton oor kort muur
= 2 468,4 stene – 138,6 stene = 2 329,8 stene = 2 330 stene
= 11 500 + 2(110 mm) = 11 720 mm
= 7 200 mm + 2(110)mm = 7 420 mm
Volume = lengte van betonblad × breedte van betonblad × dikte van betonblad = 11,720 m × 7,420 m × 0,075 m (75 mm word herlei na m)
= 6,522 m³
5.3 As die binnemate van die fondasiemuur gegee word, dan is die: Buitemate van die fondasie = lengte van fondament + breedte van fondament + Wydte van fondament
= 11 500 mm + 650 mm + 220 mm = 730 mm
Buitemate van die fondasie = lengte van die kort fondasiemuur + breedte van die fondasie – wydte van die muur
Hartlyn – buitemate:
= 7 200 mm + 650 mm + 220 mm =
8 070 mm
2/12 730 2/8 070 Totaal Minus: Hartlyn
4/650 =
= 24 740 mm = 16 140 mm = 40 880 mm 2 600 mm
= 38 280 mm
Volume beton vir fondasie = hartlyn van fondament × breedte van fondament ×diepte van fondament = 38,280 × 0,650 × 0,280 m³ = 6,967 m³
6.1 Hartlyn – buitemate: 2/8 900 2/7 400 Totaal Minus: Hartlyn
4/600 =
= 17 800 mm = 14 800 mm = 32 600 mm 2 400 mm
= 30 200 mm
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