If width of the platforms is a constraint, we could move all offices and retail stalls to first / second floor, and provide exits only through that floor (most american stations are designed that way. Is the modernization plan of 40 world class stations involve this ?
For the richest organization in the country, how can money be a constraint ? Perhaps proper channeling of money is an issue. What percent of Rail Budget goes towards salaries ? Can something be done to reduce it ?
Forest / wildlife are external constraints, hopefully...
more... new minister is more liberal, at least in urban areas.