Liquidation violations in a cash account occur if you sell securities after the purchase date of a new trade in order to cover that new trade. The primary difference between a liquidation and a freeride, is that with the liquidation you are selling securities other than the one(s) purchased.
Admixtures can be used to increase slump without increasing the water in the concrete. The type of aggregate, the air content, the admixtures, temperature and the proportions of all the ingredients affect slump. The typical slump used for a driveway is five inches plus or minus one. A pound per square inch (psi) is the unit of measurement used to describe the compressive strength of concrete.
Dear J, Adding a layer of cement to your driveway and/or patio is one option. There are a number of cement products that can be usedâ¦ from plain old concrete mix to special Portland cement mixtures that can be applied as an almost paper-thin coating over existing work.