LIGHTWEIGHT AGGREGATE FROM FLY ASH

CONSOLIDATED EDISON, A NEW YORK, N. Y., PUBLIC UTILITY, IS PRODUCING LIGHTWEIGHT AGGREGATE FOR CONCRETE FROM SINTERED FLY ASH IN A NEW PLANT /THE FIRST IN THE U.S./ CAPABLE OF PRODUCING 1,000 TONS OF USABLE MATERIAL PER DAY. TESTS ON CONCRETE MADE WITH FLY-ASH AGGREGATE, NATURAL SAND AND 6 BAGS OF CEMENT PER CU YD, WILL PRODUCE CONCRETE WEIGHING 110 PCF, WITH A WATER-CEMENT RATIO OF 7.87, A SLUMP OF 3 IN., AND A 28-DAY COMPRESSIVE STRENGTH OF 4,000 PSI. THE SINTERED ASH HAS BEEN APPROVED BY THE N. Y. BOARD OF STANDARDS AND APPEALS FOR USE IN STRUCTURAL-GRADE CONCRETE. THE METHOD AND EQUIPMENT FOR SINTERING THE FLY ASH ARE DESCRIBED IN DETAIL. /NAPA/

• Availability:
  • Find a library where document is available. Order URL: http://worldcat.org/oclc/10480594
• Supplemental Notes:
  • Vol34, No9, PP50-53
• Authors:
  • Pearson, A S
• Publication Date: 1964-9

Media Info

• 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: Artificial aggregates; Cement; Compressive strength; Concrete; Equipment; Fly ash; Industrial plants; Lightweight aggregates; Sand; Sintering; Testing; Water cement ratio
• Subject Areas: Geotechnology; Highways; Vehicles and Equipment;

Filing Info

• Accession Number: 00217435
• Record Type: Publication
• Source Agency: National Asphalt Pavement Association (NAPA)
• Files: TRIS
• Created Date: Mar 24 1994 12:00AM