Special Thanks to Shay Castle, Boulder Beat (AP Storyshare)It’s spring in Boulder County. In unincorporated Boulder County, building permits have been issued for 57 of 157 destroyed homes. Louisville has issued building permits for for 247 of the 550 it lost, and four households have moved back home. Superior has handed out 191 building permits, representing 49% of the town’s 389 homes destroyed by the fire. The city’s chief building official, who typically doesn’t handle building permits, sets aside Thursdays to process them for Marshall Fire victims, Ritchie said.