Division 9 Materials - WSDOT
9-01.2(1)A Low Alkali Cement When low alkali portland cement is required, the percentage of alkalies in the cement shall not exceed 0.60 percent by weight calculated as Na 20 plus 0.658 K 20. This limitation shall apply to all types of portland cement. 9-01.2(1)B Blended Hydraulic Cement