31 May (Sun morning) > 90.6 km.
{route}... ubi ave 1 > ubi ave 2 > eunos link > hougang ave 3
> hougang ave 2 > ang mo kio ave 3 > ang mo kio ave 1 > upp thomson rd > ...
... > sembawang rd > mandai ave > mandai rd > woodlands rd > kranji rd > kranji loop > kranji way > neo tiew rd > lim chu kang rd > old choa chu kang rd > sungei tengah rd > brickland rd > bt batok rd > choa chu kang rd > woodlands rd > mandai rd > mandai ave >...
... > yishun ave 1 > seletar north link > punggol way > sumang link > sentul crescent > punggol place > ...
... > punggol field > punggol east > sengkang east dr > upper serangoon rd > hougang ave 3 > bartley rd east > kim chuan rd > airport rd > ubi rd 2 > ubi ave 3 > ubi rd 3 > ubi ave 1.