Pea gravel is a common landscaping material because it is easy to with and cheap. Literally the size of green peas, this gravel is self-compacting, meaning it presses together to form a nearly solid mass. When building a retaining wall or garden border or setting fence posts, backfilling with pea
Install a pair of homemade slip forms Photo 14 , then shovel in a thin vertical layer of gravel between the wall and the backfill dirt. Build the slip form by cutting a 2-ft. x 3-1/2 ft. piece of plywood and nailing a 2-ft. length of 2×4 at each end to provide the space for the gravel.
Typical Retaining Wall Details for a tiered or stacked retaining wall system is strictly TIMBER RETAINING WALLS GENERAL NOTES 1. All lumber shall be 6x6, pressure treated in accordance with American Wood-Preservers' 1'-0" of top of wall gravel backfill to within FIGURE 3: TYPICAL SECTION 2-60d spikes at 2-60d spikes at each
For large boulders, a gravel drainage trough behind the wall is not necessary only landscape fabric, to keep the backfill soil from flowing out the face of the wall. Boulders weighing 150 pounds or more are heavy enough to stay in place without drainage gravel, even in northern zones.
The wall pictured is in my neighborhood, its a homeowner job, and heres why its coming apart after ten years: The homeowner backfilled the wall with soil, skipping the only mildly laborious step of backfilling the wall with an eight-inch-wide trough of 3/4 inch clear meaning washed gravel.
Shanghai Seven Trust Industry Co., Ltd, founded in the year 2008, is a hi-tech enterprise which specializes in the R&D, sales, and service of WPC materials, Provide excellent products, professional technology and sincere service.