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IRC-1838 Indian River County Main Library Roof Replacement 01 73 29-3 Cutting and Patching cover openings when not in use. 2. Existing Finished Surfaces: Cut or drill from the exposed or finished side into concealed surfaces. 3. Concrete or Masonry: Cut using a cutting machine, such as an abrasive saw or a diamond-core drill. 4. Proceed with patching after construction operations requiring cutting are com- plete. C. Patching: Patch construction by filling, repairing, refinishing, closing up, and similar op- erations following performance of other Work. Patch with durable seams that are as in- visible as possible. Provide materials and comply with installation requirements specified in other Sections of these Specifications. 1. Inspection: Where feasible, test and inspect patched areas after completion to demonstrate integrity of installation. 2. Exposed Finishes: Restore exposed finishes of patched areas and extend finish restoration into retained adjoining construction in a manner that will eliminate ev- idence of patching and refinishing. 3. Floors and Walls: Where walls or partitions that are removed extend from one fin- ished area into another, patch and repair floor and wall surfaces in the new space. Provide an even surface of uniform finish, color, texture, and appearance. Remove existing floor and wall coverings and replace with new materials, if nec- essary, to achieve uniform color and appearance. a. Where patching occurs in a painted surface, apply primer and intermedi- ate paint coats over the patch and apply final paint coat over entire un- broken surface containing the patch. Provide additional coats until patch blends with adjacent surfaces. 4. Exterior Building Enclosure: Patch components in a manner that restores enclo- sure to a weather tight condition. 5. Ceilings: Patch, repair, or re-hang existing ceilings as necessary to provide an even-plane surface of uniform appearance. D. Cleaning: Clean areas and spaces where cutting and patching are performed. Complete- ly remove paint, mortar, oils, putty and similar materials. END OF SECTION 01 73 29