Siviele Tegnologie
2.3 Mengverhouding: 1:3:9 Mengsel bestaan uit 1 + 3 + 9 = 13 dele Volume sement benodig:
= 6,012 13
= 0,462 m³ 2.4 Volume sand benodig:
= 6,012 × 3 13
= 18,036 13
OF As 1 deel sement Dan is 3 dele sand
2.5 Volume klip benodig:
= 1,387 m³ = 0,462 m³
= 0,462 m³ × 3 = 1,386 m³
= 6,012 × 9 13
= 54,108 13
OF As 1 deel sement Dan is 9 dele sand
3.1 Hartlyn – buitemate: 2/10 800 2/6 500 Totaal
= 4,162 m³ = 0,462 m³
= 0,462 m³ × 9 = 4,158 m³
= 21 600 mm = 13 000 mm = 34 600 mm
Minus: 4/550 = 2 200mm Hartlyn
= 32 400 mm
3.2 Volume of beton = lengte van fondament (hartlyn) × breedte van fondament × diepte van fondament = 32, 4 × 0,55 × 0,25 m³ = 4,455 m³
3.3 Mengverhouding: 1:2:4 Mengverhouding bestaan uit 1 + 2 + 4 = 7 dele Volume sement benodig:
= 4,455 7
= 0,636 m³ 3.4 Volume sand benodig:
= 4,455 × 2 7
= 8,91 7
OF As een deel sement Dan is twee dele sand
106
= 1,273 m³ = 0,636 m³
= 0,636 m³ × 2 = 1,272 m³
= 4,455 × 1 7
= 6,012 × 1 13
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