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03300.9. CHEMICAL FLOOR SEALER:_ Apply chemical floor sealer to all exposed <br />concrete. <br />Apply two separate rolled on coats of approved chemical floor sealer. Apply <br />first coat immediately after final finishing operations and prior to <br />application of curing material. Apply second coat after thoroughly cleaning <br />concrete and just prior to job completion. <br />Apply both coatings of chemical floor sealer at a rate of 200 sq.ft. per gal- <br />lon and apply in strict accordance with manufacturer's recommendations as ap- <br />proved by the Engineer. <br />03300.10. SHRINKAGE JOINTS: The contractor shall provide contraction joints .. <br />in all concrete floor slabs as marked on the plans. Joints shall be carefully <br />cut and tooled to avoid rough ragged edges. <br />03300.11. CONTROL JOINTS: The contractor shall provide keyed control joints <br />in concrete slabs as shown on the plans. Joints shall be formed to provide a <br />tongue and groove joint. <br />03300.12. EXPANSION JOINTS: Expansion joints shall be provided as shown on <br />the plans. <br />6. <br />03300-4 I <br />0-9693b 1 <br />