An assessment is the value placed on a property by the town or city's assessor's office for the purpose of determining the property tax due. An entire town will be assessed during a 4-12 month period with values determined by a team of qualified assistants after viewing properties and interviewing owners.
We originally planned to lay the patio on a gravel and sand bed with the joints filled with sand. However, the guy doing the landscape design said we need to mortar the patio if we plan to use it for entertainment purposes, such as having a table and chairs on it.- Use a level religiously for the base layer and laying the rocks. -- Make sure you have a frame to contain the sand or it will seep out. -- Have a base layer of sand at least 2 deep. Flagstone rocks vary in thickness and you need the sand to adjust heights to get them all level.
1 Sandstone: basically sand grains cemented together, which may have been deposited as sand dunes, sand bars, or washed into the sea. 2  That's a genuine sandstone rock at the right. 3  Shale: composed mostly of tiny clay particles of the kind found in mud, much smaller than sand particles, so shale is smoother than sandstone.