Monday, 26 December 2016

The Common Septic Design Texas

By Dorothy Price


Septic systems are underground wastewater treatment devices. They are usually highly efficient and self-contained hence making them easy to use. They differ from the sewer systems in that the wastewater is treated on site. A majority of people prefer to use them as they are not only easy to maintain but also pocket friendly. Installing them also needs limited space. The following are, therefore, the different septic design Texas.

The first category is the gravity drainfield. Because this is an olden make, it makes use of the traditional gravel. The gravity system comprises of a drain-field that has several pipes. Each pipe is perforated and has a diameter of four inches. These pipes are, further, systematically embedded in trenches that are full of gravel. The trenches are supposed to be maintained approximately three feet above any hindering layer such as a hardpan.

The effluent is filtered by the soil that is below the drainlines as it makes its way through the numerous pore spaces. As the effluent percolates through the soil, moreover, it is treated by biological and chemical processes. The treatment, therefore, cleans up the wastewater before it mixes up with groundwater. For the system to work efficiently, the soil has to be dry, aerated, permeable and deep enough for the cleaning process to be completed.

Another common septic design in Texas is the pressure distribution drainfield. The system is often used as an alternative to the former in cases where the soil depth is insufficient for the installation of a gravity drainfield. The pressure distribution system is always fitted with a pump. The pump discharges the effluent into the drainfield.

The model is additionally characterized with a network of pressurized lines. These lines offer a connection between the drainfield and the pump. The connection is important as it makes sure that the effluent is discharged into the drainfield at once. The system, moreover, has many layout options as opposed to the gravity model. When choosing your layout, therefore, it helps to carry out a research to determine the best fit layout design.

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.

For any site that is a mound and lacks an adequate soil depth, a mound system works best. A mound, in this case, is a type of drainfield that is elevated above the soil surface. It is also filled with a particular type of sand. Unlike the previous model, this one has gravel embedded in the sand and also in the pressurized pipes. The treatment of the effluent occurs as it moves through the sand particles into the surface soil.




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