4 4 ▁continues ▁east ▁into ▁Newton ▁County , ▁Missouri ▁toward ▁J op lin ▁and ▁Spring field . ▁ ▁History ▁Because ▁the ▁Will ▁Rog ers ▁Turn pi ke ▁was ▁built ▁prior ▁to ▁authorization ▁of ▁the ▁Inter state ▁Highway ▁System ▁( in ▁ 1 9 5 6 ), ▁it ▁uses ▁a ▁different ▁set ▁of ▁design ▁standards ▁than ▁today ' s . ▁As ▁the ▁road ▁has ▁been ▁re built , ▁this ▁is ▁being ▁brought ▁in ▁line ▁with ▁current ▁design ▁practice . ▁ ▁The ▁original ▁route ▁of ▁the ▁Turn pi ke ▁continued ▁straight ▁into ▁and ▁through ▁Tul sa , ▁becoming ▁Sk elly ▁Drive ▁in ▁town ▁( where ▁to ll s ▁are ▁not ▁charged ). ▁The ▁western most ▁portion ▁of ▁the ▁Will ▁Rog ers ▁Turn pi ke ▁was ▁modified ▁so ▁that ▁the ▁Creek ▁and ▁Will ▁Rog ers ▁Turn p ikes ▁form ▁one ▁road , ▁with ▁motor ists ▁required ▁to ▁exit ▁at ▁an ▁inter change ▁to ▁stay ▁on ▁I - 4 4 . ▁The ▁original ▁inter change ▁was ▁changed ▁due ▁to ▁numerous ▁difficulties ▁for ▁sem is ▁trying ▁to ▁merge ▁into ▁the ▁single ▁l ane ▁going ▁to ▁I - 4 4 ▁and ▁Route ▁ 6 6 . ▁The ▁new ▁inter change ▁was ▁incorpor ated ▁into ▁an ▁upgrade ▁of ▁US ▁ 4 1 2 , ▁with ▁prov isions ▁for ▁future ▁expansion ▁of ▁the ▁turn pi ke ▁over ▁a ▁de cade ▁later , ▁creating ▁the ▁Creek ▁Turn pi ke ▁by pass ▁around ▁the ▁Metropolitan ▁area , ▁connecting ▁back ▁to ▁the ▁Turner ▁Turn pi ke . ▁The ▁remaining ▁pav ement ▁of ▁the ▁old