| Previous SC 28-Y's: 
 1947 ROUTE LOG
 SC 28: 0 - 0
 US 17, US 21, US 17-Y: 0.3 - 0.3
 
 
 1956 ROUTE LOG
 SC 28: 0 - 0
 SC 72: 0.1 - 0.1
 
 |  | SC 28-Y #1: Appeared in 1938 running as a connection between SC 28 (now SC 68) and US 17-21 (now US 17 ALT-21) Yemassee. In 1947, SC 28-Y was renumbered as part of mainline SC 28.  Today it is the easternmost bit of SC 68.
 SC 28-Y #2: Appeared sometime after 1940 as a cutoff wye between SC 28 and SC 72 southwest of Abbeville.  In 1957, SC 28-Y became part of the SC 28 bypass.
 
 
|   SC 28-Y in Yemassee
 1940 Hampton County
 |   SC 28-Y near Abbeville
 1953 Abbeville County
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