Standard battery: generally 50m, with an allowable error of+0.03m. The end of the pool can be equipped with an electric shock board timer (the size of the electric shock board is 2.4m×0.9m×0.0 1m, which is placed 30cm above the water surface of the pool walls at both ends. Immerse in water for 60 cm. The surface of the plate is brightly colored and marked with the same markings as the pool wall. The total length of the swimming pool is 50 meters.
B short pond: the length of short pond is 25m, the total length is 25m, and the allowable error is+0.02m. ..
The width of each lane in the race is 2.5 meters, and the side lane is 0.5 meters. There is a lane separation line between the two lanes, which is hung on both ends of the pool wall with buoy lines. There are hooks in the pool wall, and the center line of the pool bottom and the pool bottom wall should be set with dark markings.
The international standard size of swimming pool is 50 meters long, 25 meters wide and 1.2 to 2 meters deep.
The international standard size of diving pool is 25m×25m, and the water depth is 4.7m-5.5m (with platform jumping).