CONCRETE TIPS We hope you find our concrete tips and facts useful. (printable PDF files) 1.   CRACKING IN CONCRETE SURFACES 2.   CRACKING IN BASEMENT WALLS 3.   SCALING ON CONCRETE SURFACES 4.   CRAZING ON CONCRETE SURFACES 5.   CURING CONCRETE 6.   CONTRACTOR SELECTION 7.   CHEMICAL ADMIXTURES 8.   PLASTIC SHRINKAGE CRACKING 9.   HOT WEATHER CONCRETING 10. CONCRETE BLISTERS 11. RADON RESISTANT BUILDINGS 12. CURLING OF CONCRETE SLABS 13. DUSTING CONCRETE SURFACES 14. LOSS OF AIR CONTENT IN PUMPED CONCRETE 15. DISCREPANCIES IN YIELD 16. DELAMINATION OF TROWLED CONCRETE SURFACES 17. FINISHING CONCRETE FLATWORK 18. FLOWABLE FILL MATERIALS 19. JOINTS IN CONCRETE SLABS 20. TESTING CONCRETE STRENGTH IN THE LABORATORYCRACKING IN CONCRETE SURFACES