Table: tib_cont_winter_road
Columns: year
road_opened
road_closed
freight_carried_s_tonne
super_b_capacity_reached_citation_needed
number_of_truck_loads_north

Question: What is the least amount of freight carried when the super b capacity reached was February 26?
SQL: SELECT MIN("freight_carried_s_tonne") FROM tib_cont_winter_road WHERE "super_b_capacity_reached_citation_needed" = 'February 26'

Question: What is the most number of truck loads north?
SQL: SELECT MAX("number_of_truck_loads_north") FROM tib_cont_winter_road

Question: What is thea year the road closed April 13?
SQL: SELECT MAX("year") FROM tib_cont_winter_road WHERE "road_closed" = 'April 13'

Question: When was the Super B capacity reached when the number of truck loads north was 7735?
SQL: SELECT "super_b_capacity_reached_citation_needed" FROM tib_cont_winter_road WHERE "number_of_truck_loads_north" = 7735

Question: When was the super b capacity reached when the freight carried s tonne was 198818?
SQL: SELECT "super_b_capacity_reached_citation_needed" FROM tib_cont_winter_road WHERE "freight_carried_s_tonne" = 198818