Page 4 - UKCSA Operating Standard June 2018
P. 4

Is an integral Waterproofer Admixture used for Semi-dry production
             G:
                   method?

                   Can compliance to established maximum Pigment addition rates be
             H:
                   demonstrated?







            SECTION 8:      CASTING                                                          Yes         No

                   Is casting protected from extremes of weather, e.g. direct sun, wind,
             A:
                   & cold temperatures?
                   Are systems in place for correct steel cover within product to be
             B:
                   maintained?
                   Where Backing Mix is Used -


             C:    Is a correct method of bonding achieved?







            SECTION 9:      CURING                                                           Yes         No

                   Is the Curing process carried out in a controlled environment, as a
             A:    minimum be covered or ideally in a dedicated curing chamber, for a
                   minimum post casting period of 8 hours?

                   Are the cast stone surfaces prevented from drying out as a
             B:    consequent of drying air movement, for a minimum post casting
                   period of 8 hours?

                   Are the cast stone surfaces protected from low temperatures, for a
             C:
                   minimum post casting period of 8 hours?
                   Is the cast stone protected from the elements for the following 3 - 4
             D:
                   days?







            SECTION 10:  FINAL PRODUCT                                                       Yes         No

                   Is the product consistent in texture & colour, whilst free of obvious
             A:
                   imperfections?

             B:    Are Finished Units identifiable?

             C:    Does product meet UKCSA specification for Tolerances?








           UKCSA Operating Standard – Audit Document.   Page 4 of 8                                   June 2018
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