1、c o e ffic ie n tn o tg re a te rth a n 1 .3 ;H ig h e ffic ie n c y :c o n tro l1 h o u rtra v e ltime b e tw e e n a n y tw o p o in tsw ith in th e v a rio u sg ro u p sw ith in th e a re a u p to h a lfa n h o u r,1 -h o u ra c c e ssto th e a irp o rt,4 5 mi n re a c h e d th e c ity sma i n tr2、a ffic h u b ,e x te rn a lh ig h w a y fo rh a lfa n h o u rw ith th e ma i n c h a n n e lsc o n n e c tin g b u s1 .5 h o u rsb e tw e e n a n y tw o g ro u p so fc o re a re a s;In te n siv e :2 0 3 0 tra n sitsh a re ra te o fa ro u n d 3 5 % ,2 0 5 0 b u ssh a rin g ra te o f4 5 % p e rc e n t3、.3 rd c h a p te r,Y ib in c ity ,tra ffic situ a tio n a n d G e n e ra l.3 .1 .1 c ity tra ffic sta tu s1 ,e x te rn a ltra n sp o rtp a sse n g e ra n d c a rg o tra ffic in Y ib in c ity ,tra ffic a tth e p re se n tma i n ra ilw a y ,h ig h w a y ,w a te rw a y a n d a irfo u rmo d e s o fp a sse n g e ra n d fre ig h ttra n sp o rt,th e re长沙大河西先导区旺宁新村示范小区长沙大河西先导区旺宁新村示范小区二期二期 20-24#20-24#栋及栋及