Common Issues with Concrete Septic Tanks and How to Avoid Them

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Concrete Septic Tanks

Concrete septic tanks are a popular choice for their durability and long lifespan. Known for handling large capacities effectively, they can provide reliable service for many years when properly maintained. However, like any septic system, they are not without potential issues.

When considering buying a new septic system, looking at the cost of concrete septic tanks is crucial. Moreover, it would be best if you balanced it with how much upkeep to anticipate and possible problems that could occur. Here, we will discuss some frequent difficulties related to concrete septic tanks and provide advice on how to prevent these issues.

1. Cracks in the Tank

Problem:

Over time, concrete septic tanks can develop cracks. These may be due to poor manufacturing, shifting soil, tree root invasion, or heavy vehicles driving over the tank.

Solution:

To avoid cracks:

  • Ensure you purchase a well-made tank; understanding concrete septic tank prices means recognising the cost-quality balance.
  • Put the tank in a spot without excessive stress from external factors.
  • Regularly inspect and maintain the tank to find small cracks early on and fix them before they become more extensive issues.

2. Corrosion

Problem:

Within a septic tank, the conditions are quite severe, with gases and bacteria that can result in corrosion as time goes by. This occurrence is especially true when hydrogen sulphide gas exists because it can gradually damage concrete.

Solution:

Mitigating corrosion involves:

  • Regularly pumping and inspecting the tank.
  • Adjusting the pH levels as necessary.
  • If possible, install liners or use additives designed to reduce corrosion.

3. Clogs or Blockages

Problem:

The system can get blocked in different places, like the entry and exit pipes. If not fixed, these blocks can cause reverse flows and spillages.

Solution:

Avoiding clogs involves:

  • Not flushing anything other than waste and toilet paper.
  • Installing effluent filters and cleaning them regularly.
  • Pumping the tank every 3-5 years to remove sludge buildup.

4. Poor Installation

Problem:

A poorly installed concrete septic tank can lead to all issues, including improper drainage and system failure.

Solution:

Ensuring proper installation is vital:

  • Hire a qualified and experienced septic system installer.
  • Follow local regulations and guidelines for installation.

5. Overloading the System

Problem:

Too much water entering the system can overload the tank, disturbing the delicate balance needed to break down waste, resulting in backups and flooding.

Solution:

You can avoid overloading by:

  • Using water-efficient appliances and fixtures.
  • Spacing out water usage throughout the week.
  • Repairing any leaks promptly.

6. Ground Movement

Problem:

Soil movement from freeze-thaw cycles, drought, flooding, or nearby construction can all lead to tank shifting.

Solution:

Minimise ground movement effects by:

  • Avoiding installation in areas prone to extreme soil movement.
  • Landscaping to facilitate proper drainage away from the septic system.
  • Monitoring any construction activities nearby.

Maintenance is Key

The best method to prevent problems with your concrete septic tank is by keeping it in good condition, which involves these steps:

  • Have a professional inspect your tank regularly to catch potential issues early.
  • Keep to a regular pumping schedule based on your tank’s size and household usage.
  • Some chemicals can potentially harm parts of your septic system or destroy bacteria crucial for decomposing waste.
  • Surplus water can strain the septic system. Fix leaks, use water-saving fixtures and spread laundry loads throughout the week.

Conclusion

Concrete septic tanks, even with solid construction, can face issues. However, buying a high-quality system and following the above-mentioned preventive methods will aid in maintaining its functionality for many years to come. By careful planning and constant maintenance, you can avoid common problems and keep your septic system in good condition.

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