The contractor shall furnish all labor, materials and equipment to repair roofs on various city and school buildings. The contractor will survey all buildings at the request of the City's Building and Facilities Supervisor and report the conditions in writing to the same. The contractor will also survey, if requested roofs deemed necessary and report the conditions in writing to him. The work to be performed under this contract shall consist of small installation and/or repairs of various types of roofing materials, i.e., tar & gravel, single ply systems, modified systems, asphalt shingle, EPDM, membranes and fabricated metal on an as needed basis throughout the contract period. Major roof work and replacements will be bid separately and shall not be included as part of this contract.