Svc that badly need bsep
Woodlands Int:178,858,901,903,913,961
Bukit Panjang:970,975
Choa Chu Kang:172,307,927
Bukit Batok:173,177,189,941,945
Yishun:812,852,853,855
Sembawang:859,980
178 already got BSEP bus. But I agree with you, need 1 more. 858
oso same case as 178.
For YIS, 852 is quite ok. 853 and 855 can get a boost. 980 is
oso okay. Got a 167 which duplicates 65% of its route