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frequently asked question

frequently asked question

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Got Questions? We've Got Answers!

Welcome to our FAQ page! Whether you’re curious about our services, pricing, or the process of transforming your outdoor space, we’ve compiled answers to the most common questions our clients ask. If you don’t find what you’re looking for, feel free to reach out directly!


1. What are the 3 types of retaining walls?
The three main types of retaining walls are sheet piling, gravity, and cantilever. Sheet piling walls are ideal for areas with soft soil and tight spaces due to their slender profile. Gravity walls use heavy materials like concrete or stone to leverage their own weight to hold back soil. Cantilever walls, on the other hand, use a reinforced base and leverage the weight of the backfill to provide additional stability, making them suitable for higher walls.
2. What is the cheapest type of retaining wall?
Gravity walls are typically the most cost-effective retaining wall option. These walls rely on the weight of their materials, such as stone or concrete, to resist the lateral pressure of the soil. This eliminates the need for extensive structural reinforcements, which helps to reduce overall construction costs, making them an economical choice for many landscaping projects.
3. What type of retaining wall is best?
The best type of retaining wall depends on several factors, including soil conditions, wall height, and budget. Stone retaining walls are prized for their durability and natural beauty, making them a popular choice for long-lasting, aesthetically pleasing projects. Concrete walls, known for their strength and versatility, offer a modern look and can be engineered to meet various structural needs, making them a highly adaptable solution.
4. What is considered a retaining wall?

A retaining wall is a structure designed to hold back soil or rock from a building, structure, or area, preventing erosion and managing water drainage. These walls are essential in creating usable land on slopes or hilly terrains, and are commonly used in landscaping, construction, and roadway projects to maintain the integrity of the landscape and prevent soil displacement.

5. What type of retaining wall lasts the longest?

Stone retaining walls are renowned for their longevity, often lasting between 50 to 100 years when properly constructed and maintained. The natural durability of stone makes it highly resistant to weathering, erosion, and other environmental factors, providing a long-lasting solution that can stand the test of time and offer enduring stability.

6. What is the easiest retaining wall to build?

Concrete retaining walls are generally the easiest to build, especially when using pre-cast concrete blocks. These blocks interlock for stability and can be quickly assembled, reducing labor and construction time. This method simplifies the building process compared to other materials like natural stone, making it an efficient choice for DIY enthusiasts and professionals alike.

7. What is the life expectancy of a retaining wall?

The life expectancy of a retaining wall depends on the materials used and the quality of construction. Stone and concrete retaining walls can last between 50 to 100 years with proper maintenance. Regular inspections, timely repairs, and adequate drainage can significantly extend their lifespan, ensuring they remain functional and attractive for decades.

8. Does a 3-foot retaining wall need drainage?

Yes, even a 3-foot retaining wall requires proper drainage. Without adequate drainage, water can accumulate behind the wall, increasing lateral pressure and risking structural failure. Installing weep holes or drainage pipes helps manage water flow, preventing damage and ensuring the wall’s longevity and stability.

9. How deep does a retaining wall have to go?

The depth of a retaining wall’s foundation, or footing, depends on the wall’s height, type, and soil conditions. Typically, the depth should be at least one-third of the wall’s height. For precise specifications and to ensure structural integrity, a professional assessment is highly recommended, especially for taller or more complex projects.

10. Are retaining walls worth the investment?

Absolutely, retaining walls are a valuable investment. They enhance your property’s aesthetic appeal, prevent soil erosion, manage water drainage, and create additional usable outdoor space. Properly built retaining walls also increase property value by improving the functionality and overall appearance of your landscape, making them a wise choice for homeowners.

11. Can you use concrete blocks for a retaining wall?

Yes, concrete blocks are commonly used for retaining walls due to their strength and durability. They are relatively easy to install and come in various designs, allowing for flexibility in aesthetic appeal. Concrete blocks can be engineered to handle significant loads, making them suitable for both residential and commercial applications.

12. Can you use pavers for a retaining wall?

Yes, pavers can be used for low-height retaining walls, particularly for decorative purposes and smaller landscaping projects. While they are ideal for creating visually appealing garden walls, for higher or load-bearing walls, it is recommended to use more robust materials like concrete blocks or stone to ensure stability and durability.

13. Can I build a retaining wall myself?

Yes, you can build a retaining wall yourself, but it’s essential to consider the technical aspects involved. Factors like proper drainage, soil conditions, and structural integrity are crucial. Hiring a professional ensures the wall is safe, structurally sound, and built to last, potentially saving you from costly mistakes and future repairs.

14. How to calculate the cost of a retaining wall?

The cost of a retaining wall depends on several factors, including materials, height, length, site conditions, and labor. To get an accurate estimate tailored to your specific project, it’s best to contact us for a professional quote. Our experts can assess your needs and provide a detailed cost breakdown.

15. What is the price quote for a retaining wall?

The price for a retaining wall varies based on the project’s size and complexity, as well as the materials used. For a detailed and accurate quote, please contact New Life Rockeries right away. We’ll learn about your project requirements and goals, then provide a customized estimate to meet your expectations and budget.

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