Household retainer / Whether of wood, mortared materials or interlocking blocks, retaining... SF Gate Logo Hearst Newspapers Logo Skip to main content Newsletters Home About SFGATE Contact SFGATE ...

This was achieved through the use of an interlocking block system developed by Renco USA ... another—it’s a fast sequence for building a wall. This product takes that to the 21st century ...

Size the trench so there's enough room for the retaining wall block and at least 8 in ... they don't form strong interlocking bonds like angular stone. Leave the stone no more than 1/2 in.

Tests by MIT showed that one glass brick can handle pressure similar to that of regular concrete blocks. In a real-world test, researchers built a wall with these interlocking glass bricks ...

Instead, consider using interlocking concrete blocks. There are several different brands available, but they all install about the same way. Much like any brick or block wall, an interlocking ...

poured concrete is faster to install than individual stones or blocks, making labor costs more affordable. It’s always a good idea to have an effective drainage system for your retaining wall.