Scars are unique â and so is the healing process. Each phase demands an individualized amount of time to reach completion. In general, however, patients can expect: Inflammatory Phase: 1 to 3 days.
U.S. Route 20 (US 20) is an eastâwest United States highway. The 0 in its route number indicates that US 20 is a coast-to-coast route. Spanning 3,365 miles (5,415 km), it is the longest road in the United States, and the route roughly parallels that of Interstate 90 (I-90). There is a discontinuity in the official designation of US 20 through Yellowstone National Park, with unnumbered roads used to traverse the park. It and US 30 break the general U.S. Route numbering rules in Oregon, since US 30 actually starts north of US 20 and runs parallel to the north throughout the state.
The total miles of the Interstate system is 46,837 (2004). The longest Interstate is I-90, which runs from Seattle, Washington to Boston, Massachusetts, a distance of 3,020.54 miles. The second longest is I-80, which covers the 2,907 miles between New York City and San Francisco. The shortest Interstate route segment is I-95 in the District of Columbia which is 0.11 mile long. Interstates 5, 10, 15, 20, 25, 35, 40, 70, 75, 80, 90, 94 and 95 are all more than 1,000 miles long. The highest Interstate route number is I-990 north of Buffalo, NY. The lowest is I-4 across Florida.