Surveying and Levelling for Builders |
Contents
CHAPTER | 9 |
CHAIN SURVEYING INSTRUMENTS AND THEIR USES | 27 |
CHAIN SURVEYING IN THE FIELD | 44 |
Copyright | |
12 other sections not shown
Common terms and phrases
accuracy accurate added adjustment angle applied arrow Back Sight base bearing booked building calculated carried centre chain line chain survey Chapter checked chord co-ordinates collimation height columns complete consists contour correct cross curve deflection Departure described difference dimensions direction distance divided drawing drawn equal error Example Fall feet field figures fixed floor Fore Sight given gives ground height horizontal indicate inserted instrument intersection known laid Latitude length magnetic marked means measured method moved necessary normally noted object observed obstacle obstruction obtained offsets placed plate plotted pole position possible QUESTION ranging reading Reduced Level respective right angles Rise Rule scale screws sheet shown shows side Sine slope staff station survey surveyors taken taking tangent tape telescope theodolite traverse triangle usual vernier vertical wall