How big of a slab do I need for a hot tub?
Concrete Slab The base of reinforced concrete should be about 4 inches thick and be able to withstand a weight of at least 115 pounds per square foot, especially for larger spas. The concrete should be fully cured prior to placing the tub.
How many inches of gravel do you need for a concrete slab?
How Much Gravel Do You Put Under a Concrete Slab? You will need 3 inches of gravel under a concrete slab that is 4 inches thick. More gravel is better, but 3 inches is the minimum amount of gravel you should have with a 4” slab.
What is the best base for a concrete driveway?
Gravel for Concrete Ideally, 6 inches of crushed stone or gravel should be used for most driveways. Proper application requires that the driveway hole be dug out, and the soil has to be prepared.
How do you store an open bag of cement?
Storing cement Refrain from storing it in damp, moist environments. Instead, store them in a dry, enclosed area which is protected from rain. Stacking cement bags should be covered with tarpaulin or waterproof sheets. Do not store them on concrete or wooden floors.
Can we use cement after 3 months?
It is advisable to use cement within three months of its bagging. If usage of cement is required even after 3 months of its manufacturing then always check it by carry out different cement test. To know more how the moisture can affect the quality of cement, read the effect of moisture on cement bags.
Can bags of cement get wet?
Quikrete and any other bag of concrete or cement can not get wet. When water is added to a dry concrete mix a chemical reaction occurs which causes it to harden. Once the bag becomes wet, the concrete inside absorbs that moisture, the chemical process begins and the concrete permanently hardens and becomes useless.
Is code for stacking of cement bags?
4.2. 2.2 Cement shall be stored and stacked in bags and shall be kept free from the possibility of any dampness or moisture coming in contact with them. Cement bags shall be stacked off the floor on wooden planks in such a way as to keep about 150 mm to 200 mm clear above the floor.