SHOTCRETE

BETON PROJETE

TO SELECT THE METHOD AND MATERIALS BEST ADAPTED TO SHOTCRETE USED FOR REPAIRING ENGINEERING STRUCTURES AND TO APPLY THEM WITH A VIEW TO EVALUATING THE QUALITY OF REPAIR. FOLLOWING OBSERVATIONS MADE IN 1975, THE PROGRAMME FOR 1976 WILL CONSIST OF: A CONTINUATION OF THE INVENTORY OF KNOWN DATA IN THIS FIELD; A STUDY OF THE MIX DESIGN OF SHOTCRETE AND THE INFLUENCE OF ITS INGREDIENTS; OBSERVATIONS ON SITE REGARDING THE QUALITY OF REPAIR; A STUDY OF SPECIAL INGREDIENTS (FIBRES, QUICK-SETTING CEMENT); DRAFT OF SPECIFICATIONS.