This sounds as thought the laterals in your sand filter are worn. Laterals are horizontal spokes at the bottom of your sand filter with tiny holes in them that let water through but not sand. After a time the holes get enlarged and start allowing sand through and back into the pool
You can use a portable pump and dump the water as you vacuum the pool. Otherwise there isn't anyway.
Scrub it.
Yes. That is how the dirt is removed.
No, you do not have to. You just have to be careful not to swim into them.
Swimming in chemically imbalanced swimming pool can give harm into your health. You need to keep in mind that every pool must have clean water, free from algae, dirt and sediments. There are may tips that you can get online on how to properly balance your swimming pool chemicals.
Swimming pools are chlorinated (have Cl2 added to it) and filtered to decrease bacteria and dirt content.
To keep your swimming pool clean you will need a filters and a water pump. A vacuum would as be a good idea.
You don't "remove it" You fill it in with dirt and pack it firmly.
When ever it looks like it needs it, It depends largely on the nature of the dirt getting into the pool.
in a swimming pool
Because the pump is set to "vacuum to waste".
No they couldn't.One thing is that if water is in there it will get stuck. But this could work if there's no water in there
Swimming pools can have many types of bottoms. Most are cement or dirt. So if its cement and bumpy its probably wearing and the same if its dirt. When the pool was put in on top of the dirt is sand usually so the sand has shifted. The water stays in because most pools have liners.
The swimming pool at the Landmark Hotel in London is 15-metres. It's a heated and chlorine-free swimming pool. One can enjoy swimming in this pool without worrying about the side effects of chlorine, especially if one is pregnant.