coat, (c) Third coat shall be same as second except apply unreduced, 10. or approved equal. Airfield Center Line: Center lines and/or cross marks shall be provided for Airfield runways as called for on the drawings. (a) Paint to be used shall be spraying (bo) Lacquer shall be applied only when the grade traffic line lacquer of the color furnished by the Owner. surface is dry and broomed free of small particles of sand and dust. After preparation of the surface, lacquer shall be applied at the rate of approximately one gallon (1 gal.) per one hundred and twenty square feet (120 sq. ft.) of surface. (c) Equipment: Application of the lacquer shall be with approved traffic line spray equipment or hand spray guns provided suitable guides are used to produce a line of uniform width, with sharp, neat edges. 10-08, DRYING TIME: A minimum of three (3) days drying time between coats shall be sufficient to allow thorough drying of the paint, and shall not be less than 24 hours. All undercoats shall be tested with hard pressure of the thumb to be sure they are dry. 10-09. PROTECTION AND CLEANING: Oily rags or cotton waste shall not be stored inside buildings or allowed to accumulate on the premises. Upon completion of the work all scaffolding and paint containers shall be removed from the site or destroyed in a manner approved by the Engineer. Paint spots, oil or stain upon adjacent surfaces shall be removed and the work left clean and acceptable to the Engineer. 10-10