Manual

92 — CONSTRUCTION MASTER

PRO
Time Calculations Using D:M:S
Add 7 hours 45 minutes 33 seconds to 11 hours 16 minutes 20 sec-
onds:
Keystroke Display
[On/C] [On/C] 0.
7 [ • ] 45 [ • ] 33 DMS 7.45.33°°
[+] 11 [ • ] 16 [ • ] 20 [=] DMS 19.01.53°°
Percent Grade/Slope
You are grading a piece of property and the site plans call for an em-
bankment with a grade “no steeper than 35%.” Your level shows the
slope at an 18°15’ angle. Will this pass?
Keystroke Display
Enter grade and convert to degrees:minutes:seconds:
Calculators with trigonometric functions:
[On/C] [On/C] 0.
35 [%] [Conv] [Tan] [Conv] [ • ]* DMS 19.17.24°°
þþ *Note: Your calculator may already show the answer in decimal
degrees prior to pressing [Conv]. Simply press [Conv] [ •• ] to
toggle between desired decimal degree or d:m:s formats.
Calculators without trigonometric functions:
[On/C] [On/C] 0.
35 [%] [Pitch] PTCH 0.35
[Pitch] PTCH 19.29°
[Conv] [ • ] DMS 19.17.24°°
Since your level reading of 18°15’ is less steep than 19°17’24”, the
slope will pass inspection.