ZenGold is the newest gold backed crypto-currency to hit the markets as ICO set for May 26. Last week the nation of Dubai announced the creation of a blockchain based crypto-currency that would be backed by physical gold, and would be compliant with the new dictates of Sharia law finance.
A gabion wall is a retaining wall made of stacked stone-filled gabions tied together with wire. Gabion walls are usually battered (angled back towards the slope), or stepped back with the slope, rather than stacked vertically.
Gabion retaining wall designs include reinforcement with geogrids known as baskets. Gabion produces the products for stone walls. This increases the retaining wall cost for Gabion walls. The cost of a retaining wall from Gabion is $45 to $60 per square foot. Keystone Retaining Wall Cost. Keystone retaining walls are ideal for landscaping needs for small- to medium-sized walls.