A 6-inch concrete slab can typically support around 150 pounds per square foot.
The 4foot 6inch girl weighs from 65-80lbs.
The amount a weight an average apartment balcony can hold will depend on the type of balcony such as wood or concrete. A balcony should support an estimated 60 pounds per square foot.
One cubic yard of concrete typically weighs around 4,000 pounds, although this can vary slightly depending on the specific mix and materials used. Generally, the weight can range from 3,600 to 4,800 pounds. This weight is important to consider for transportation and structural support calculations.
not much
It weighs pounds in pounds (it depends on how much you want)
4050 lbs
2600 lbs
about 1/6 of that on land
157 pounds
120 kg/m3
400kg
New concrete will need to cure for several days. Depending on how much weight it is going to hold, this should be postponed as many extra days as possible.