Renovations include masonry work, new roofing and window work. A capitol idea Type 27 wheels are for metal and masonry work in sizes ranging from 3-9 in diameter, and Type 28 wheels are specially shaped for flat or corner grinding, and are available in 7 and 9 diameters.
Karst is a type of landscape where the dissolving of the bedrock has created sinkholes, sinking streams, caves, springs, and other characteristic features. Karst is associated with soluble rock types such as limestone, marble, and gypsum.
Trap rock is a layman's name used for any dark-colored igneous rock that is used in construction. Basalt, peridotite, diabase, and gabbro are examples of trap rock. Granite and trap rock are the second and third most commonly used types of rocks for producing crushed stone.