Page 38 - Zero is Possible - Volume 2 Grey
P. 38

RMX - multisite
                           Water
           NIGERIA  Ready-mix  Recycling for reliable


                           production






                           Opportunity             Results
                           Optimize water usage by   •  50% reduction on
                           recycling sedimentation   freshwater withdrawal
                           pit water for concrete   •  Compliant wastewater
                           production and ensuring   with pH not higher
                           pH compliance with       than 8
                           environmental standards.
     Lolu Alade-Akinyemi
          CEO              Solution
                           Installed a 3,000L water
                           recycling system to:
                           •  Capture and treat
                            wastewater from RMX
                            operations
                           •  Measure and neutralize
                            pH using carbon dosing
                           •  Reuse treated water for
     Rachael Ezembakwe      production and cleaning
       Head of HSE
                           Total investment: 3 kCHF
                           (for one site).






    30
   33   34   35   36   37   38   39   40   41   42   43