https://www.legco.gov.hk/yr16-17/chinese/fc/pwsc/papers/pwsc20170624pwsc-242-1-pt02-ec.pdf#page=66
https://www.legco.gov.hk/yr16-17/chinese/fc/pwsc/papers/pwsc20170624pwsc-242-1-pt02-ec.pdf#page=46
https://www.legco.gov.hk/yr16-17/chinese/fc/pwsc/papers/pwsc20170624pwsc-242-1-pt02-ec.pdf#page=207
早上東行觀繞冇分別，都係120%，只係少咗50細車單位。啟福道淨係差半條線，更加接受到。