Considering a precast concrete septic tank for your home, you should know the pros and cons of this type of septic system.Precast concrete septic tanks have some definite benefits, but they also have some drawbacks. Here’s what you need to know before deciding if this is the right choice for you.

What are Precast Concrete Septic Tanks?

Precast concrete septic tanks are simply tanks made of precast off-site concrete and then delivered to the site where they will be used.They have been used for septic systems for many years and are popular because of their durability and low cost.Precast concrete septic tanks are typically rectangular and come in various sizes. The size you need will depend on the number of bedrooms in your home and the soil conditions on your property.

Once the precast concrete septic tank is installed, it will need to be connected to the home’s sewer system.

The Pros of Precast Concrete Septic Tanks

Precast concrete septic tanks are one onsite wastewater system used to treat domestic sewage.

There are many benefits to using precast concrete septic tanks over other types of septic tanks, including their durability, ease of installation, and low maintenance requirements. Here are 15 pros of precast concrete septic tanks:

  1. Precast concrete septic tanks are made from reinforced concrete, making them much stronger and more durable than other septic tanks.
  2. They are manufactured in a controlled environment, ensuring the quality of the finished product is high.
  3. Precast concrete septic tanks are easier to install than other septic tanks as they do not require onsite pouring or backfilling.
  4. They have a smaller footprint than other septic tanks, making them ideal for small spaces.
  5. Precast concrete septic tanks require less maintenance than other septic tanks, as they are not susceptible to corrosion or leaks.
  6. The smooth surface of precast concrete septic tanks minimizes the risk of clogging and blockages.
  7. Precast concrete septic tanks are designed to last for decades with proper maintenance, making them a cost-effective long-term solution.
  8. They are highly versatile and can be customized to meet the specific needs of any project.
  9. Precast concrete septic tanks are available in a wide range of sizes to accommodate different flow rates and sewage loads.
  10. Depending on the site conditions and requirements, they can be installed above ground, partially underground, or entirely underground.
  11. Precast concrete septic tanks can be equipped with effluent filters to provide additional wastewater treatment before it is discharged into the environment.
  12. They can be equipped with leach fields or other types of secondary treatment systems further to reduce the environmental impact of the wastewater discharge.
  13. The modular design of precast concrete septic tanks allows for easy expansion if the sewage load increases in the future.
  14. PCR disinfection can be added to precast concrete septic tanks to provide an extra layer of protection against harmful microorganisms in the effluent discharge.
  15. Warranty periods for precast concrete septic tanks are typically much more extended than those for other types of septic tanks, giving you peace of mind in knowing that your investment is protected.

The cons of precast concrete septic tanks

However, there are also some drawbacks to consider before deciding if this is the right choice for you. Here are ten cons of precast concrete septic tanks:

There are several reasons why precast concrete septic tanks may not be the best choice for your wastewater needs. Here are ten of the most important:

  1. Precast concrete septic tanks are more expensive than other types of tanks, such as plastic or fiberglass.
  2. They are also heavier and more challenging to transport and install.
  3. Precast concrete septic tanks can crack and leak if not installed correctly.
  4. The concrete can also be damaged by tree roots or other organic matter penetrating the tank.
  5. These tanks require regular maintenance and pumping, which can be costly and inconvenient.
  6. The concrete can also discolor over time, making the tankless visually appealing.
  7. Precast concrete septic tanks can leach harmful chemicals into the groundwater if not appropriately maintained.
  8. They can also release greenhouse gases, such as carbon dioxide, into the atmosphere.
  9. They can crack in cold weather, making them unusable in colder climates.
  10. These tanks have a relatively short lifespan and must be replaced more frequently than others.
  11. They can be challenging to clean, and you may need to hire a professional to do it for you.
  12. Finally, precast concrete septic tanks can be an eyesore in your yard or landscape.

Top questions about Precast Concrete Septic Tanks

Which septic tank is best, plastic or concrete?

Plastic and concrete septic tanks have pros and cons, but precast concrete septic tanks are generally considered the better option.They are more durable and require less maintenance than plastic septic tanks, but they are also more expensive.

What is the cheapest septic system to install?

The cheapest septic system to install is a plastic septic tank. However, precast concrete septic tanks are a more cost-effective long-term solution as they last for decades with proper maintenance.

What is the best material for a septic tank?

Precast concrete septic tanks are the best material for a septic tank as they are durable and require less maintenance than other types of septic tanks.

Should septic tank lids be buried?

Septic tank lids should not be buried as this can cause the tank to leak. The lid should be accessible for maintenance and inspection purposes.

How much does it cost to install a precast concrete septic tank?

The cost of installing a precast concrete septic tank varies depending on the tank’s size and the site’s specific requirements. Generally, the larger the tank, the more expensive it will be.

What is the average size of a home septic tank?

The average size of a home septic tank is 1,000 gallons. However, the tank size will vary depending on the number of bedrooms and the home’s water usage.