HIGH PRESSURE WATER REMOVES RUBBER FROM RUNWAYS

HIGH PRESSURE WATER WAS USED TO REMOVE A FIVE-YEAR ACCUMULATION OF RUBBER DEPOSITED BY HEAVY JET AIRCRAFT AS THEY LAND ON THE PRINCIPAL RUNWAY AT THE GREATER BUFFALO INTERNATIONAL AIRPORT. WHILE WATER ALONE, AT 4,000 TO 6,000 PSI, WAS VERY EFFECTIVE IN REMOVING THE RUBBER, THE RATE OF PRODUCTION WAS SLOW. WITH SILICA SAND INDUCED INTO THE STREAM, THE RATE OF CLEANING WAS INCREASED AT LEAST 3-FOLD. HOWEVER, THE SAND CAUSES RAPID WEAR OF THE SMALL ORIFICES IN THE TUNGSTEN CARBIDE NOZZLES, REQUIRING FREQUENT EXPENSIVE AND TIME-CONSUMING REPLACEMENTS. AS A RESULT, A LIMITED AMOUNT OF A SOLVENT, MAGNUS NO. 775, WAS SPREAD OVER THE RUBBER-STAINED CONCRETE AND ALLOWED TO WORK FOR 20 MINUTES BEFORE THE HIGH PRESSURE WATER WAS APPLIED. AT LEAST 95% OF THE RUBBER WAS REMOVED, WITH NO ADVERSE EFFECTS. RUBBER WAS REMOVED, WITH NO ADVERSE EFFECTS.

  • Availability:
  • Supplemental Notes:
    • Vol 102, No 3, PP 82-83, PHOTS
  • Publication Date: 1971-3

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Filing Info

  • Accession Number: 00219442
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Oct 10 1971 12:00AM