The contractor will furnish a proposal and price for all materials, labor and equipment to complete the job and deliver the scope of work for the building concrete and framing to include the roof decking. The contractor must familiarize himself with the site, all details of the work required, and existing conditions. The contractor must be a going entity for at least 3 years, and produce a valid certificate of liability insurance, labor and material and performance bonds which must be on hand before work begins. The Contractor shall perform on the site, and with its own organization, work equivalent to at least 80% [eighty) percent of the total amount of work to be performed under the contract. This percentage may be reduced by a supplemental agreement to this contract if, during performing the work, the Contractor requests a reduction, and the City determines that the reduction would be to the advantage of the City. All work will be permitted and inspected through the City of Lake Elsinore Building Department.