You may start strong but you will most likely fade.
Digging out a pool by hand.
Dig it civil offers a wide range of pool excavation expertise including pool excavation for concrete and fibreglass swimming pools ponds lap pools and spas.
If you fill in a patch with dirt or sand the weight of the pool and water will compress it and cause problems in the future.
Go home and dig a three foot trench outline of your pool.
Start digging out the square hopper digging down 4 ft 8 in more from the 42 depth to make it 8 ft deep at the pool bottom.
From this hole he makes a small swimming pool and a little underground room.
Dig away soil instead of building up low patches.
Always dig away slopes and high spots to make them level with lower areas even if it takes more work.
This is a pretty cool video.
Use a shovel to remove sod and level the ground inside the stakes and to the limits of a poolside deck or patio.
Once you reach that depth in the flat start from the corners of the hopper bottom and dig up to the back wall of your deep end and that will be your back slope.
The trench will rise in level to about 1 foot below the ground.
Especially if you are talking about the real deal 20x40 10 foot deep diving board etc.
Stake out the shape of the pool on your property adding 6 inches in each direction to the measurements or as specified in the pool supplier s dig diagram.
On the pool end of the pipe attach a check valve and a grate and run the pipe from the lowest part of the pool out the bottom side of the pool into the trench.
I know you say you want the pool badly but few if anyone has the determination to excavate a pool by hand.