上塔柱测设计划(国外英文资料).docVIP

上塔柱测设方案(国外英文资料) The Angle accuracy of the whole station is plus or minus 2. The measurement of the distance of the cable is 150 meters and the error is plus or minus 1.5 mm D. The aim of the whole station is to be positive or minus 2mm Find a point of error on the cable with a water ruler The measurement error of the cable guide site is: M = m1 plus or minus)? + m2? + m3? + the m4? + m5? = + / - 3.8 mm In this paper, the error of the direction of the position of the line of the cable, which is measured by the method measured by the above method, can satisfy the positioning accuracy of the plus or minus 5mm. Article 5 the tower column measures the quality assurance measures Be familiar with drawing technical requirements and specifications The surveyor must be familiar with the tower and relevant construction drawings, especially if the person in charge should be familiar with the detailed dimensions and technical quality requirements of the drawing. Report to the wrong place in the drawing, and remind each measuring staff not to use before the relevant data has been adjusted. Familiar with instrument operation and specification Pillar on the use of measuring instruments must be conducted in accordance with the provisions, calibration, equipment operators must be familiar with instrument before use in all kinds of operational procedures, active care and maintenance of instruments and often self-check in use. Implement the system of measuring and re-examination strictly Each measurement data and samples must be independently reviewed by different people and different methods to ensure the quality of each measurement. Level measurements are not allowed to be used, and a closed or attached level shall be used to check the elevation measurements at each time. The system of original recording is maintained In order to make the measurement traceability, every measuring calculation, layout should have clear, authentic, complete original record, shall not be altered or disc