Equipment Checklist for AASHTO T 217-87
Determination of Moisture in Soils by Means
of a Calcium Carbide Gas Pressure Tester

 
All equipment shall be inspected for compliance with appropriate dimensions, as stated in each standard, as well as to determine if it is in satisfactory operation condition (i.e. clean, tight and serviceable). Inspection shall occur at least annually, or whenever there is reason to suspect nonconformance with the standard.

 

 
Item Gas Pressure Tester
Description As shown in AASHTO T 217, Fig. 1
     
Calibration Item Pressure gage
Calibration Procedure AASHTO T217, Sec. 5, Note 8
Calibration Interval Not Stated
 
Item Balance
Description Conforms to AASHTO M 231, Class G-2 (26-gram sample)
     
Calibration Item Accuracy and condition
Calibration Procedure AASHTO M 231, Sec. 4.2 and 4.3
Calibration Interval Not stated
 
Item Scoop
Description Calcium carbide scoop delivers 8 gm of finely pulverized calcium carbide in one level scoop.
     
Calibration Item See general statement above.
Calibration Procedure
Calibration Interval
 
Item Miscellaneous
Description Steel balls (31.75 mm Diameter), cleaning brush, cloth, and calibration chart.
     
Calibration Item See general statement above.
Calibration Procedure
Calibration Interval