TABLE #1-1 SOIL CONVERSION FACTORS CONVERTED SOIL BANK LOOSE COMPACTED FROM: BANK * 1.11 .95 SAND OR LOOSE .90 * .86 GRAVEL COMPACTED 1.05 1.17 * BANK * 1.25 .90 LOOSE .80 * .72 LOAM COMPACTED 1.11 1.39 * BANK * 1.43 .90 LOOSE .70 * .63 CLAY COMPACTED 1.11 1.59 * BANK * 1.50 1.30 ROCK LOOSE .67 * .87 (BLASTED) COMPACTED .77 1.15 * CORAL BANK * 1.50 1.30 COMPARABLE LOOSE .67 * .87 TO LIMESTONE COMPACTED .77 1.15 * EXAMPLE: If your requirement is 4,500 compacted cubic yards and you are moving 152 loose cubic yards per hour, you must convert the loose cubic yards per hour to compacted cubic yards per hour. 152 x .63 = 95.76 or 95 ( C CYPH) (LCYPH) X CON FACTOR (TABLE #1-1)= SOIL CONVERTED ( CYPH) ROUND DOWN (CYPH) (ON SLIDE #160) (4) STEP #3: Total Hours required: (a) Quantity to be moved divided by the hourly rate multiplied by the number of dozers you have equals the total time in hours to complete the job. (b) The formula:
TABLE #1-1 SOIL CONVERSION FACTORS SOIL CONVERTED FROM: BANK LOOSE COMPACTED SAND OR GRAVEL BANK LOOSE COMPACTED * .90 1.05 1.11 * 1.17 .95 .86 * LOAM BANK LOOSE COMPACTED * .80 1.11 1.25 * 1.39 .90 .72 * CLAY BANK LOOSE COMPACTED * .70 1.11 1.43 * 1.59 .90 .63 * ROCK (BLASTED) BANK LOOSE COMPACTED * .67 .77 1.50 * 1.15 1.30 .87 * CORAL COMPARABLE TO LIMESTONE BANK LOOSE COMPACTED * .67 .77 1.50 * 1.15 1.30 .87 * EXAMPLE: If your requirement is 4,500 compacted cubic yards and you are moving 152 loose cubic yards per hour, you must convert the loose cubic yards per hour to compacted cubic yards per hour. 152 x .63 = 95.76 or 95 ( C CYPH) (LCYPH) X CON FACTOR (TABLE #1-1)= SOIL CONVERTED ( CYPH) ROUND DOWN (CYPH) (ON SLIDE #160) (4) STEP #3: Total Hours required: (a) Quantity to be moved divided by the hourly rate multiplied by the number of dozers you have equals the total time in hours to complete the job. (b) The formula:
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