Thursday, December 22, 2016

The Common Septic Design Texas

By Dorothy Price


Septic systems are used for the treatment of wastewater. They are located underground and are very efficient and reliable. Given that their installation and maintenance is not costly, they are preferred by most people. Due to the fact that installing them does not need too much space, moreover, they conserve the environment. In relation to this, below is a discussion concerning the common septic design Texas.

The older types of septic systems are built using traditional gravity. In a conventional gravity system, the drainfield is made up of perforated pipes, each measuring 4 inches in diameter. The pipes are laid in trenches that are filled with gravel. While digging the trenches, you are supposed to ensure that they are located 3 feet above any layer. Such a restricting layer may be a water table or a hardpan.

As the effluent flows through the many pore spaces, it undergoes filtration. While the discharge moves through the soil, it is treated via numerous chemical and biological procedures. These processes ensure that the wastewater is free of impurities before it mixes with the underground water. It is important for the soil to be dry, permeable and oxygenated for the treatment to be a success.

The other frequently used design in Texas is the pressure distribution drainfield. The system is at most times efficient in areas that lack enough space for installing the previous design. The main distinction of this design is that it has a pump that releases the wastewater into the drain field at intervals.

The system, moreover, has an additional series of pressurized lines. The lines connect the pump tank to the drainage field. The necessity of this is to see to it that all the effluent is pumped to the drainfield at the same time. Pressure systems have numerous layout designs as compared to the gravity systems. When laying out your designs, therefore, you should conduct a research to find out which type of layout best works for you.

In places that do not have enough soil to facilitate the installation of the previous designs, a sand filter system is the best alternative. In this instance, a specific vessel that is full of sand is placed between the pump tank and the drainfield. The sand then treats the effluent as it moves into the shallow soils. The sand filter can either be made from concrete or other suitable material.

To maintain a uniform distribution of the effluent, it is pumped in controlled measures. While it moves through the sand particles, the wastewater is collected by an underdrain. It is then transferred to another chamber for discharge purposes or moved into a drainfield that has been subjected to pressure.

Finally, the other category of septic design is the mound system. It is favorable in a region that is a mound and also lacks the required soil depth to facilitate the installation of the other designs. A mound, in this scenario, is a drainfield that has slightly been raised above the ground. In this model, the wastewater is cleaned by sand. Gravel is also used in this design as it is contained both in the sand and in the pipes.




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