Effective January 1, 2017 the minimum wage for all industries will be $10.50 per hour for employers with 26 more or more employees and shall remain at $10 per hour for employers with 25 or fewer employees. The minimum wage shall be adjusted on a yearly basis through 2023 according to the pre-set schedule shown above.
A 20 degree pressure angle allows for a smaller gear with less teeth before they begin to undercut making the base thinner than the pitch circle thickness of the tooth.
The driving shaft is usually graduated every 3 inches to allow the determination of depth of compaction. The pressure gauge indicates pressure in pounds per square inch (be sure to use the appropriate scale for the tip you are using). Figure 1b. A penetrometer usually comes with two ponts (Â½ and Â¾ inch diameter).