It doesn’t matter. If you really care, just add some chassis armor. If there are sufficient parking spaces and the financial conditions are not met, it is not recommended to sell underground parking spaces. The advantage of having your own parking space is that it is more convenient.
More specifically, finding a parking space to rent a parking space takes time. When you go home, you have to worry about whether there is a parking space at home. From the perspective of time cost and energy, buying a parking space is very cost-effective. When you want to go out, when you want to come back, when you want to go home, just go to the parking space.
There is usually a water intercepting ditch at the entrance of the basement. The rainwater and sewage flowing into the water intercepting ditch are led to the water collection well. The remaining water from domestic water tanks, water pumps, or the remaining water from equipment maintenance, They are also led to water collection wells.
Extended information:
1. Technical regulations for drainage ditches
① Open drainage ditches should be set up on the indoor floor along the exterior shear wall of the basement.
② The longitudinal slope of the drainage ditch should be considered to be no less than 2 to 3‰ (the slope of the drainage ditch on the driveway shall be constructed according to the design) and should be discharged to the water collection pit.
③A water intercepting drainage ditch should be set up at the intersection line at the end of the ramp for cars (including bicycles, motorcycles, etc.) in the lower basement. This ditch should be a dark ditch, and the ditch surface should be covered with a polymer composite resin cover (the car lane should be a heavy-duty cover).
2. Construction regulations
① The drainage ditch should be long and straight, consistent in width and narrowness, and have the correct slope direction (no inversion or water accumulation);
② The surface in the ditch should be smooth and the curvature should be consistent;
③The ditch cover should be laid straight and flat, installed firmly and without damage;