The qualified Proposer(s) will provide all tools, labor, and materials for proper demolition within selected residential structures and all appurtenances, as well as all contents of the buildings. The work must be completed as requested and within the time frame given on each individual Notice of Possession (NOP), unless modified by the City’s Nuisance Abatement Supervisor orDivision Manager of Housingand Inspections. A . Provide demolition and clean up services for residential properties, within the City limits of Dayton, Ohio. B. Although there are no set boundaries, work assignments will be made using geographically convenient considerations. Volume may be basedon production, quality ofservices andequipment.This contractdoes notgrant an exclusiveright to the contractor. C. Availability and Response: Contractor is required to provide the City with a 24 hour per day contact number upon contract award. Response means to be on the scene with appropriate equipment, personnel and resources to accomplish the task required, begin work and continue uninterrupted until the situation has been resolved to the specifications or standards set by the City. D . Materials: Thecontractorwillsupply allmaterials, tools, and personnelforthe demolition anddisposalofthestructures. All work must be done in strict compliance with the laws of City of Dayton, Montgomery County, and the State of Ohio. E. General Specifications for Demolitions: 1. The Contractor will use dust control measures to reduce dust and any airborne materials from traveling from the demolition site. The Contractor will take all measures to remove or reduce sediment on roadways and sidewalks caused by the demolition process and ensure that dirt, trash, and debris does not enter the City’s storm sewer system. 2. All primary and accessory structures, above and below grade, must be removed. 3. Backfill- All back-fill materialshall be furnished by the Contractor. The Contractor shall exercise care to protect existing utilities during earthwork operations. City of Dayton, Ohio Request forProposals 5 a. The excavation will be back-filled with pit or bank run gravel composed of a mixture of gravel, sand, and a small percentage of loam, which shall be suitable to flush when this method is used to solidify the back -fill. b. If an excavated site is not back filled within 1 business day after the initial demolition, then the Contractor shall secure the site with snow fencing. c. Voids under sidewalks or streets in the rights-of-way that are created or discovered by the Contractor, shall be backfilled and compacted in accordance with Section 200 of the City’s Construction and Material Specifications. 4. Completion of demolition shall include final lot grading and seeding to establish a lawn. In accordance with the specifications below. a. Perform grading within contract limits, including adjacent transition areas, to new elevations, levels, profiles, and contours to provide positive drainage at a uniform rate of not less than 3:1. Provide uniform levels and slopes between newelevations and existinggrades, Finish surface shallbe smooth,free of lumps, humps and hollow voids and left ready for seeding. b. Grade surfaces to assure areas drain away from structures and to prevent ponding and pockets of surface drainage. The surface changes are as follows: • Rough Grading: Plus, or minus one tenth of a foot (0.10’) sub-grade tolerance. Finish required will be that ordinarily obtained from either blade-grader or scraper operations. • Sub-grade: Provide sub-grade surface free of exposed boulders or stones exceeding one inch (1”)in lawn areas, including all debris brought to the surface during cultivation
