Specifications include, but are not limited to: Demolish and remove the house and foundation. All demolition materials shall be dumped in a demolition landfill licensed by Kansas Department of Health and Environment. Demolition landfill receipts to show landfill usage is required prior to payment for services rendered. Remove concrete, bricks, large rocks, buckets, limbs, branches and wood on ground, loose trash, debris and rubbish from the premises. Remove the concrete patio/slab behind the structure. Remove all metal poles and clothes line poles from behind the structure. Remove all interior sidewalks between the City sidewalk and the back of the property starting at the orange line. The retaining wall in front stays.