>>14265241Just wait a year in your bunker, then use heavy earth-moving equipment to move top layer of soil away. Almost all the fallout either decays quickly or is immobile, so after this simple operation you can grow crops again.
Honestly you can walk around outside, drive trucks and such days or weeks after a nuclear strike, modern nukes air-burst and the light particle fallout mostly stays high up in the atmosphere, it's not comparable to the fallout levels of surface detonations.