HOW TO GET GOOD CONCRETE
CONCRETE OF RELIABLY HIGH QUALITY IS NEEDED FOR ADEQUATE PERFORMANCE IN STRUCTURES. THE PRODUCER OF READY-MIXED CONCRETE MUST BE HELD RESPONSIBLE TO SPECIFICATIONS FOR' INGREDIENTS, PROPERTIES OF THE FRESH CONCRETE, PROPERTIES OF THE HARD-CONCRETE, AND ENFORCEMENT. THE CONTROL OF SLUMP AND BATCH PROPORTIONS WILL PROVIDE A MIXTURE THAT WILL ACHIEVE GOOD APPEARANCE IF PROPERLY PLACED, FINISHED AND CURED. THE GUARANTEE OF STRENGTH IN TERMS OF STANDARD TESTS OF THE DELIVERED PRODUCT HAS BECOME ALMOST UNIFORM FOR STRUCTURE CONCRETE. REAL VARIATIONS IN STRENGTH CAN BE ATTRIBUTED TO DIFFERENCES IN THE INGREDIENTS AND DIFFERENCES IN PRODUCTION CONDITIONS. VARIATIONS IN THE CEMENT SOURCE AND PRODUCTION ARE DISCUSSED. INGREDIENTS, BATCHING, MIXING AND DELIVERY SHOULD BE REGULATED BY STATISTICAL TECHNIQUES APPLIED TO STRENGTH TESTS. SEVERAL CONTROL CHARTS ARE PRESENTED. STRENGTH TESTS ANALYZED STATISTICALLY ARE VERY USEFUL FOR KEEPING TRACK OF CONCRETE PRODUCTION CONTROL.
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Availability:
- Find a library where document is available. Order URL: http://worldcat.org/oclc/10480594
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Supplemental Notes:
- Vol 36, No 3, PP 66-70, 5 FIG, 1 PHO
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Authors:
- Bloem, D L
- Publication Date: 1966-3
Media Info
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Serial:
- Civil Engineering
- Publisher: American Society of Civil Engineers
- ISSN: 0885-7024
- Serial URL: http://www.pubs.asce.org/ceonline/newce/html
Subject/Index Terms
- TRT Terms: Concrete; Concrete curing; High strength concrete; Mix design; Physical properties; Polymer concrete; Production control; Ready mixed concrete; Slump test; Statistical quality control; Strength of materials
- Uncontrolled Terms: Batching; Concrete properties; Slumps
- Subject Areas: Construction; Highways; Materials;
Filing Info
- Accession Number: 00212350
- Record Type: Publication
- Files: TRIS
- Created Date: Jul 29 2004 6:37PM