Quality Total Station Test Record Sheet - AJB …

1 Quality Total Station Test Record Sheet A J burgess 2012 Instrument type: Serial No: Calibration Due: Checked By: Date Checked: Weather Conditions: Plate Bubble Check Orientate the instrument and torpedo bubble to be parallel with two Tribrach foot screws and level the bubble. Turn the instrument 90o and level the bubble using the third foot screw. Turn back 90o, adjust if required as before. Turn 180o, the bubble should be central within the torpedo level if in adjustment. Pass Fail Optical Plummet Check Level and plumb the instrument as normal over a cross or nail. Turn the instrument 180o whilst simultaneously observing the plummet If the point remains central throughout the rotation then the instrument is in adjustment. Pass Fail Horizontal Collimation Check Face Left (FL): Face Right (FR): FR-FL: = 180o + Misclosure Misclosure < 00o00 20 = Pass Pass Fail Vertical Collimation Check Face Left = Face Right Misclosure < 00o00 05 = Pass Pass Fail Trunnion Axis Check Face Left Staff/Tape Reading: Face Right Staff/Tape Reading: Misclosure < 00o00 05 = Pass Pass Fail Distance Measurement Check Distance B-A _____ _____ _____ Mean _____ Distance B-C _____ _____ _____ Mean _____ Calculated Total A-C _____ Distance A-C _____ _____ _____ Mean _____ Error (Calc Total A-C Distance A-C) _____ mm Pass Fail Repeat failed checks to ensure no observational or procedural errors exist.

2 Instrument has been found to be NOT* within allowable tolerances Signed: (* Delete as necessary)