Onderwysersgids 1.4 Volume sand benodig:
= 7,518 × 2 6
= 15,036 6
OF As een deel sement Dan is drie dele sand
1.5 Volume steen benodig:
= 2,506 m³ = 1,253 m³
= 1,253 m³ × 2 = 2,506 m³
= 7,518 × 3 6
= 22,554 6
OF As een deel sement Dan is drie dele steen
2.1 Hartlyn – buitemate: 2/13 000 2/11 000 Totaal Minus: Hartlyn
= 3,759 m³ = 0,906 m³
= 1,253 m³ × 3 = 3,759 m³
4/220 =
= 26 000 mm = 22 000 mm = 48 000 mm 880 mm
= 47 120 mm
Aantal stene benodig = totale lengte van die muur × hoogte van die muur × die aantal stene per vierkante meter
= 47,120 m × 0,340 m × 2(50) = 1 602,08 stene = 1 603 stene
2.2 Binnemaat van lang muur Binnemaat van kort muur
= 13 000 mm – 2(220 mm) = 12 560 mm
= 11 000 mm – 2(220)mm = 10 560 mm
Volume = lengte van betonblad × breedte van betonblad × dikte van betonblad = 12,560 m × 10,560 m × 0,075 m (75 mm herlei na m). = 9,948 m³
3.1 Aantal stene benodig as die onderbou 425 mm hoog en 220 mm wyd is – buitemate word gegee Hartlyn as die buitemate gegee word: 2/10 200 2/6 800
= 20 400 mm
= 13 600 mm 34 000 mm
Minus: 4/220
880 mm 33 120 mm
Aantal stene benodig = totale lengte van die muur × hoogte van die muur × die aantal stene per vierkante meter
= 33,120 m × 0,425 m × 2(50) = 1 407,6 stene benodig vir ’n hele muur
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