On Sep, 18 12:00, route 341 Makomanai Goryo-line roadblock will be removed. The roadblock has been settled since Sep,11 due to the heavy rain. Then You can go to Takino-Suzuran Park via route 341 from route 36, Shinei or Kiyota ward and also go through to Sapporo Art Park. You can’t go to Lake Shikotsuko via route 453, so that you have to go there via Chitose city. Check the location below. The roadblock location by Google Map Engine