Mutual Materials CornerStone®

CornerStone® Retaining Wall System

Are you looking to enhance your outdoor space with a durable and aesthetically pleasing retaining wall? CornerStone® offers a comprehensive solution suitable for both residential and commercial projects. At Lee’s General Landscaping, we specialize in custom designing paver hardscape projects and expertly installing products like CornerStone® to transform your landscape.

• Erosion Control
• Raised Garden
• Retaining Wall

What is CornerStone®?

CornerStone® is a high-quality building material designed for constructing gravity retaining wall structures or mechanically stabilized, geogrid-reinforced soil retaining systems. Whether you’re planning a simple garden wall or an engineered structure over 30 feet high, CornerStone® provides the flexibility and strength you need.

Key Features of CornerStone®

• Versatile Design: Suitable for both gravity and reinforced retaining walls.
• Lug Design and Wedge Shape: Allows for the creation of 90° and 45° inside or outside corners.
• Interlock System: Two-inch lateral allowance in the interlock enables complex designs.
• Multiple Sizes and Textures: Available in two sizes, two face textures, and two cap units for diverse aesthetic options.
• Durable Material: Made from high-quality concrete for long-lasting performance.
• Seismic Flexibility: Retains strength while flexing under seismic loading.
• Near-Vertical Option: The 100-Series offers a reduced batter for cleaner sight lines.

Sizes and Patterns

CornerStone® comes in a variety of shapes and sizes to suit your project’s specific needs:

• Radius Face 100 Unit: 8″ x 12″ x 18″
• Flat Face 100 Unit: 8″ x 12″ x 18″
• Caps and Corners: Available in both radius and flat face, with options for straight sides and near-vertical installation.
• 200-Series and 50-Series Units: Larger blocks for commercial applications.
• POST-IN System: For secure railing integration.

Color Options

• Gray
• Summit Blend

Choose the color that best complements your outdoor space.

Quality and Benefits

• Structural Integrity: Ideal for walls of any height, from low residential walls to high commercial structures.
• Design Flexibility: Create concave and convex curves, stairs with secure railings, and integrate with existing hardscapes.
• Aesthetically Pleasing: Offers a clean, professional look that enhances property value.
• Easy Installation: Designed for straightforward assembly, saving time and labor costs.

How Lee’s General Landscaping Can Help

At Lee’s General Landscaping, we have the expertise to bring your vision to life. Our team can custom design and install CornerStone® retaining walls that are both functional and beautiful. We handle everything from initial design concepts to the final installation, ensuring that your project is completed to the highest standards.

Frequently Asked Questions

Q: What makes CornerStone® different from other retaining wall systems?

A: CornerStone® offers unparalleled flexibility with its lug design, wedge shape, and interlock system, allowing for complex designs like 90° and 45° corners, curves, and integrated stairs.

Q: Can CornerStone® be used for both small and large projects?

A: Yes, CornerStone® is suitable for projects of any size, from low residential walls to commercial structures over 30 feet high.

Q: What is the benefit of the Near-Vertical 100-Series units?

A: The 100-Series units have a SecureLug interlock system that reduces the batter between courses, providing a near-vertical wall with cleaner sight lines without compromising structural integrity.

Q: Does CornerStone® perform well in seismic areas?

A: Absolutely, CornerStone® walls retain their strength while flexing under seismic loading, making them ideal for areas prone to seismic activity.

Q: How can I incorporate railings into my retaining wall design?

A: The CornerStone® system includes options like the POST-IN System, allowing for secure railing integration into your retaining wall.

About Mutual Materials

Mutual Materials is the largest supplier of masonry and hardscape products in the Pacific Northwest. As a fifth-generation, family-owned business established in 1900, they are committed to building beauty that lasts in homes, schools, parks, and outdoor living areas.

Our Operations

• Comprehensive Services: Mining, manufacturing, distribution, transportation, sales, and retail store branches.
• Local Manufacturing: Products are locally produced across over 13 manufacturing plants and 18 branch offices in Washington, Oregon, Idaho, Montana, and British Columbia.

Our Values

• Integrity
• Collaboration & Teamwork
• Customer-Focused
• Continuous Improvement
• Enthusiasm & Passion

Community Involvement

• Supporting Communities: Focused on housing, youth, education, the environment, and industry-specific education programs.
• Habitat for Humanity: Providing products to help build affordable housing.
• Industry Education: Promoting masonry and hardscape products through job skills training.

Let’s Build Something Great Together!

Ready to transform your outdoor space with a beautiful and durable CornerStone® retaining wall? Contact Lee’s General Landscaping today to discuss your project and discover how we can help you enhance your landscape with quality and style.

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