28″  Solid Boulder

48″ x 18″ x 28″
Weight: 1390 lbs.
Sq. Ft. / Block: 6 sq. ft.

28″  Core Boulder

48″ x 18″ x 28″
Weight: 1290 lbs.
Sq. Ft. / Block: 6 sq. ft.

28″  Two Sided Solid Boulder

48″ x 18″ x 28″
Weight: 2,100 lbs.
Sq. Ft. / Block: 6 sq. ft.

28″  Two Sided Core Boulder

48″ x 18″ x 28″
Weight: 1,800 lbs.
Sq. Ft. / Block: 6 sq. ft.

The 28″ Boulder is our most agile block in the family. Available are the Solid 28″ boulder and the Core 28″ weighing in at only 1,290 lbs.  They both easily maneuver into tight spaces and are designed to integrate with all of the LondonBoulder BIG blocks.

*Limestone face texture was used when calculating weights.  All unit weights are +/- 5% depending place of manufacture and style of block.

Why Gravity Retaining Walls Are Important

Gravity retaining walls are a cornerstone of modern construction and landscaping, offering unmatched durability and stability for challenging terrains. These walls rely on their sheer mass to resist the pressure exerted by soil and are essential for creating functional and aesthetically pleasing spaces. London Boulder’s gravity retaining wall system, crafted with precision and high-quality materials, provides exceptional solutions for both residential and commercial applications.

One of the key advantages of a gravity retaining wall is its simplicity and reliability. Unlike other wall systems requiring extensive reinforcement, a gravity wall is designed to stabilize slopes and hold back soil through its weight and setback angle. This makes it ideal for projects where space is limited, or soil conditions challenge other retaining wall systems.

Gravity Wall Construction – Tall Gravity Walls

London Boulder specializes in large concrete block gravity retaining walls, which deliver superior performance while reducing the need for extensive excavation and labor. The massive blocks provide excellent stability, minimizing the requirement for additional reinforcement materials, such as geogrids. This efficiency makes gravity retaining walls cost-effective for projects like retaining steep slopes, creating terraces, or building strong, aesthetically pleasing structures. London Boulder provides retaining wall solutions to build taller gravity walls than the competitor.

Various Gravity Retaining Wall Designs

In addition to their structural benefits, gravity walls from London Boulder are visually appealing. The large masonry-style concrete blocks can be customized to mimic natural stone, blending seamlessly with surrounding landscapes. This makes them an excellent choice for parks, residential gardens, and commercial properties where functionality and aesthetics are paramount. London Boulder is the engineer’s choice for building residential or commercial walls.

Drainage Solutions For Erosion Control on Gravity Retaining Walls

Proper drainage is another essential feature of a well-constructed gravity retaining wall. These walls prevent soil erosion and enhance long-term stability by effectively managing water flow. Choosing London Boulder’s retaining wall systems ensures a durable, efficient, and visually striking solution for stabilizing soil, managing slopes, and creating terraces that stand the test of time.