Cesspools in a private home : the norms SanPiN and SNiP

placement cesspool on

site often, significant drawback of country houses and cottages is the lack of a centralized sewerage system.The way out of this situation is self-rigging plot cesspool, septic tank or septic tank.

However, before you start to work, you need to get acquainted with the SanPiN 42-128-4690-88 and SNIP 30/02/97, which shows all the parameters for this type of constructions:

• Yard headers household waste is allowed to buildon the territory of private housing in the absence of a central sewage;
• Pit should be no closer than 20 m and no more than 100 meters from residential buildings and playgrounds;
• For private land, having on its territory a summer kitchen or a temporary barracks - the distance can be reduced by up to 10 m in respect of each construction;
• distance from the pit to the central water supply system - 10 m and more, from open wells and springs - 50 m;
• depth of the sewer construction may reach 3 m, but not below the groundwater level;
• waste occupancy should not be less than 35 cm from the edge of the raking;
• 1m - such padding must be done from the boundary with the adjacent site.

Clean the sump should be as necessary but not less than twice a year.

addition to cleaning is also carried out periodic disinfection chemicals, which include: 5% sodium hypochlorite and creolin, 10% - bleach, naftalizola, sodium metasilicate.The same mixture, in addition to the daily cleaning process and outdoor toilets.

Types cesspools

presence or absence in the sump bottom determines what type it belongs.According to the SNIP 2.04.02-84

i2.04.03-85 intradomestic septic tanks are of two types:

• usual bottomless pit (allowed to use no more than a day, and the dirt soak the soil with waste volume);
• sealed to the bottom (the best option at the daily volume of waste water of more than 1 m3).

SanPiN requirements for septic pits bottomless

The sanitary rules and regulations stated that this type of septic tanks must have a depth in excess of drinking water level in the well location.Otherwise, water pollution can not be avoided.

According to the requirements, the distance from the drain hole to the well depends on the type of soil on which they are located.So, for clay soils - the distance should be 20 m or more, loamy - 30-35 m, sandy loam and sandy - 50 m.

Sealed pits and their features

located on the site of a sealed containerwaste collection is necessary so as to ensure free access to it assenizatorskaya cleaning machines.Pipes laid waste from the source to the drive must have an angle of inclination of 2-3 degrees in the direction of the container.

Unlike conventional pit latrines, have sealed a number of advantages:

• Drains accumulated inside the tank, do not leak into the environment and, accordingly, do not pollute it;
• install such a structure can be anywhere, regardless of the type of soil and ground water flow;
• Long life, thanks to the materials of construction for a septic tank.

By investing once the means and buying high-quality airtight container for collection of waste, you save yourself from unpleasant odors and other negative consequences.