05 EM 1110-2-1909 Calibration of Laboratory Soils Testing Equipment.pdf

CECW-EGEngineer Manual1110-2-1909Department of the . Army Corps of EngineersWashington, DC 20314-1000EM 1110-2-19091 December 1970Engineering and DesignCALIBRATION OF LABORATORY SOILSTESTING EQUIPMENTDistribution Restriction StatementApproved for public release; distribution is MANUALEM 1110-2-19091 DECEMBER 1970This reprint includesChange 1 dated 10 AND DESIGNCALIBRATION OF LABORATORYSOILS TESTING EQUIPMENTDEPARTMENT OF THE ARMYCORPS OF ENGINEERSiDEPARTMENT OF THE ARMYEM 1110-2-1909Office of the Chief of EngineersENGCW-ESWashington, D. C. 20314Engineer Manual1 December 1970No. 1110-2-1909ENGINEERING AND DESIGNCalibration of Laboratory Soils Testing EquipmentTable of ContentsSubjectParagraphPagePurpose-------------------------------------11Applicability---------------------------------21References-----------------------------------31Introduction----------------------------------41Need for Calibration of Equipment-----------------4a1The Laboratory Environment---------------------4b1Linear Measurements---------------------------53Rules and Tapes-------------------------------5a4Cathetormeters-------------------------------5b4Optical Reticles-------------------------------5c4Calipers-------------------------------------5d6Dial Gages-----------------------------------5e6Electrical Devices------------------------------5f8Gage Blocks----------------------------------5g9Volumetric Measurements-----------------------610Cylinders and Molds----------------------------6a10Volume by Linear Measurement-------------------6a(1)10Volume by Water-Filling Method------------------6a(2)10Volumetric Flasks-----------------------------6b10Graduated Cylinders---------------------------6c10Burettes, Pipettes, and Standpipes-----------------6d11Weight and Force Measurements------------------713Balances and Scales----------------------------7a13Deadweights---------------------------------7b14Load Frames and Rings-------------------------7c16Pro