i way ▁edge , ▁from ▁tax i way ▁edge ▁to ▁pav ement ▁edge , ▁about ▁ 3 ▁metres . ▁ ▁Sur face ▁P aint ed ▁Tax i way ▁D irection ▁Sign s ▁Y ellow ▁background ▁with ▁a ▁black ▁ins cription , ▁provided ▁when ▁it ▁is ▁not ▁possible ▁to ▁provide ▁tax i way ▁direction ▁signs ▁at ▁inter sections , ▁or ▁when ▁necessary ▁to ▁supp lement ▁such ▁signs . ▁These ▁mark ings ▁are ▁located ▁on ▁either ▁side ▁of ▁the ▁tax i way . ▁ ▁Sur face ▁P aint ed ▁Location ▁Sign s ▁Black ▁background ▁with ▁a ▁yellow ▁ins cription ▁and ▁yellow ▁and ▁black ▁border . ▁Where ▁necessary , ▁these ▁mark ings ▁ ▁supp lement ▁location ▁signs ▁located ▁alongside ▁the ▁tax i way ▁and ▁assist ▁the ▁pilot ▁in ▁confirm ing ▁the ▁design ation ▁of ▁the ▁tax i way ▁on ▁which ▁the ▁aircraft ▁is ▁located . ▁These ▁mark ings ▁are ▁located ▁on ▁the ▁right ▁side ▁of ▁the ▁center line . ▁Geographic ▁Position ▁Mark ings ▁These ▁mark ings ▁are ▁located ▁at ▁points ▁along ▁low ▁visibility ▁tax i ▁routes ▁( when ▁Run way ▁visual ▁range ▁is ▁below ▁ 1 2 0 0 ▁feet ▁( 3 7 0 ▁m )). ▁They ▁are ▁position ed ▁to ▁the ▁left ▁of ▁the ▁tax i way ▁center line ▁in ▁the ▁direction ▁of ▁tax i ing . ▁Black ▁ins cription ▁centered ▁on ▁p ink ▁circle ▁with ▁black ▁inner ▁and ▁white ▁outer ▁ring . ▁If ▁the ▁pav ement ▁is ▁a ▁light ▁colour ▁then ▁the ▁border ▁is ▁white ▁with ▁a ▁black ▁outer ▁ring . ▁ ▁Run way