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Q: What depth of footings for a 3 mtr 2 mtr extension?
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How much concrete is needed for a 10x28 patio?

One yard of concrete will cover approximately 90 square feet at a depth of 3-1/2". At an even 3-1/2", you will need just over 3 yards. This does not allow for any footings, turndowns, or a thicker slab.


How many square feet is 1 square metre?

1 mtr = 100 cm 2.54 cm = 1 inch 12 inch = 1 ft. so, 1 mtr = 100/2.54 inch = 100/(2.54*12) ft. 1 mtr = 3.28 ft. so 1 sq. mtr = (3.28) ^ 2 sq. ft. = 10.76 sq. ft.


How many mm in 1 sq mtr?

'mm' millimetres is a measure of length. 1 sq. mtr' is a measure of area. However, there are 1000 mm in 1 metre. So in 1 m^2 there are 1000mm X 1000 mm = 1,000,000 mm^2


5.2 meters equals how many feet?

1 mtr = 3.28 feet, therefore 5.2 mtr = (5.2 * 3.28) feet = 17.056 feet Direct Conversion Formula 2 m* 1 ft 0.3048 m = 6.56167979 ft


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About 2 hours walk 10,000 mtr 10936.133 yds 32808.399 ft 6.2137 miles


Want to know 100x100 x 8mm thk ms angle weight per meter?

Weight of MS Angle = (2*W-T)*T*L*7840 kg (All units are in MKS) Where, S = Width of any side in mtr T = Thickness of the angle in mtr. L = Length of the angle in mtr. 7840 is the density of MS in kg / m3. w=(2*.1-.008)*.008*1*7840 =(.2-.008)*62.72 =(.192)*62.72 =12.04 kg/mr


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How do you calculate surface area of a duct?

Dimension is : W * D* L IN MTR AREA SQ.MTR= (W+D) * 2 * L


What wind measurement is considered smooth water with small waves?

Small waves, up to 0.1 mtr are present in a force 2 wind.


How deep should the footings be for a totem pole in relation to its height?

The usual formula is this; for every foot above ground you put 1/2 foot in the ground.


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Depth of 1.5-2 m


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The proper compression depth on an adult is 2 inches.