The Technical World Magazine, Volume 4Technical World Company, 1906 |
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Page 42
... STATION TO STATION . This work of laying off a blank sheet and locating the position of signal points , is done in the office , and on its accuracy de- pends in great measure the accuracy of the finished chart . The complete equipment ...
... STATION TO STATION . This work of laying off a blank sheet and locating the position of signal points , is done in the office , and on its accuracy de- pends in great measure the accuracy of the finished chart . The complete equipment ...
Page 43
... sheet upon the table , with its dots representing signals , bears an accurate and exact relation to the same signals BUILDING A PERMANENT SIGNAL OVER A RECOVERED TRIANGULATION STATION . PLANE - TABLE WORK IN THE FIELD 43.
... sheet upon the table , with its dots representing signals , bears an accurate and exact relation to the same signals BUILDING A PERMANENT SIGNAL OVER A RECOVERED TRIANGULATION STATION . PLANE - TABLE WORK IN THE FIELD 43.
Page 44
BUILDING A PERMANENT SIGNAL OVER A RECOVERED TRIANGULATION STATION . actually erected . The north and south of the chart are exactly with the north and south of the corrected compass . Drawing the Chart The table having been accurately ...
BUILDING A PERMANENT SIGNAL OVER A RECOVERED TRIANGULATION STATION . actually erected . The north and south of the chart are exactly with the north and south of the corrected compass . Drawing the Chart The table having been accurately ...
Page 45
... station as plotted , and the signal point on the chart , the table is again oriented , and checked up , if necessary , by observa- tions on other signal points . From this station the work goes on as before ; only in this case both ...
... station as plotted , and the signal point on the chart , the table is again oriented , and checked up , if necessary , by observa- tions on other signal points . From this station the work goes on as before ; only in this case both ...
Page 46
GETTING READY TO RUN A TRAVERSE LINE INLAND . Showing team which conveys parties and instruments inland . RODMAN ON STATION , WITH TELEMETER ROD . The divisions. ( 46 )
GETTING READY TO RUN A TRAVERSE LINE INLAND . Showing team which conveys parties and instruments inland . RODMAN ON STATION , WITH TELEMETER ROD . The divisions. ( 46 )
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