ABILENE— On March 4, the speed limit on Loop 322 in Abilene was reduced from 75 mph to 65 mph for the whole length of SL 322. This safety measure is a result of a thorough speed zone study that has recently been completed on this stretch of roadway.Roadway characteristics, development, crash history, traffic flow and other mitigating factors are considered in TxDOT spe...