History
- 1927 The route was signed from Beaver Falls to Erie
- 1928 Extended south from Beaver Falls to the West Virginia state line; also moved to its current alignment between PA 158 and Greenville from its previous alignment on current-day PA 158 near New Wilmington to Mercer and PA 58 from Mercer to Greenville.
- 1963 Moved from Liberty St., Atlantic Ave., and Washington St. in New Castle to its current alignment on Mahoning Ave. and Jefferson St.
- 1970 Widened from PA 518 in Hermitage (north end near Sharpsville) to Clark, and median installed; also, designation moved to the Beaver Valley Expressway (now Interstate 376 and PA 760) expressway between the West Middlesex interchange and the end of the Beaver Valley Expressway
- 1971 Widened and median installed from US 62 north to Highland Rd. in Hermitage (then Hickory Township)
- 1972 Widening completed from Clark to Shenango (village, near Greenville)
- 1978 Designation moved back to current alignment from the Beaver Valley Expressway designation of 1970; Business PA 18 designation through West Middlesex was eliminated
- 1997 Widened to 5 lanes from the north Beaver Valley Expressway interchange near West Middlesex to US 62 in Hermitage
- 2002 Widening completed from US 62 in Hermitage to PA 518 near Sharpsville
- 2008 Rerouted away from Geneva College in Beaver Falls to make the campus more safe for students.
Read more about this topic: Pennsylvania Route 18
Famous quotes containing the word history:
“No one is ahead of his time, it is only that the particular variety of creating his time is the one that his contemporaries who are also creating their own time refuse to accept.... For a very long time everybody refuses and then almost without a pause almost everybody accepts. In the history of the refused in the arts and literature the rapidity of the change is always startling.”
—Gertrude Stein (1874–1946)
“The history of all hitherto existing society is the history of class struggles.”
—Karl Marx (1818–1883)
“The history of the world is none other than the progress of the consciousness of freedom.”
—Georg Wilhelm Friedrich Hegel (1770–1831)