Bismarck yard waste sites will be closed on November 13, 2018. Sites will reopen in April. Yard waste may be bagged and set out for collection or may be taken to the landfill. Bags set out for collection must not to exceed 50 pounds. Do not leave bags or dump yard waste at the closed sites. Thank you for your cooperation. Landfill Hours of Operation Monday – Saturday: 8am – 4pm