Berg, B.W.V. van den

train train series series stock capacity allocation shortage number train units train series l train types stock capacity model subtype constraint passenger ns reizigers scenario train type railway solution stock circulation morning rush hours cross-section circulation reiziger carriage table class train unit class c planning process variable train t research process section paper morning objective figure equipment problem cross-section train t van den berg capacity allocation model planning latter result utilization service length transportation objective function function rush hours cross-section trains stock allocation problem management 2 avg station shunting yard 1 min stock capacities timetable practice example service provision locomotive alternative koploper train series 8800 netherland computation times passenger transportation scenario 4 variables al t decision variables afternoon rush hours leiden