There are seven colors defining <i>wavelengths</i> of visible light. They are red, orange, yellow, green, blue, indigo, and violet. <br /> However, the three primary colors for ADDITIVE combination (such as the colors on these web pages) are <b>red</b>, <b>blue</b> and <b>green</b>.
Cost of the driveway will be based upon the amount of concrete required, forms, and reinforcement material needed to prepare the area for the concrete slab. Typically, a plain driveway for a two-car garage will cost in the area of $3,000 to $4,000 and a three-car garage in the area of $5,000 to $6,000.
A paved driveway provides a stable and secure access surface for automobiles to move from the street to the house and perhaps a garage door entrance. Paving a typical two-car concrete driveway of 16 feet wide and 38 feet long (610 sq. ft.) without curves or slopes costs $3,040. Therefore, the average cost per square foot amounts to $4.99, although it can be higher if excavation is needed. Concrete Driveway (610 sq.ft.)