Murmurs can be classified by seven different characteristics: timing, shape, location, radiation, intensity, pitch and quality. 1  Timing refers to whether the murmur is a systolic or diastolic murmur. 2  Shape refers to the intensity over time; murmurs can be crescendo, decrescendo or crescendo-decrescendo.
Quick Answer. A standard one-car garage ranges in size from 12 by 20 feet to 14 by 22 feet, according to Western Construction. The size can go up to 16 by 22 feet on lots that accommodate the extra space.
Standard single-car garage doors measure 8, 9 and 10 feet wide. Standard door heights are between 6 feet and 8 feet in 3-inch increments. A low door accommodates garages with low ceilings or little headroom, such as when you have storage built into the rafters.