Simple survey and map making questions | form five Geography

1. What is plane table survey?
2. Outline the functions of instruments used in plane table survey
3. Give advantages and disadvantages of plane table survey.

With the aid of  diagrams describe radiation as a method in plane table survey.

Compare and contrast the features in chain traversing and the intersection method in plane table surveying.

The following table shows the field book entries of compass traversing.

1. Identify the stations with errors in taking bearings.
2. Plot the traverse using suitable scale (i.e 1:10,000)
3. Identify the possible causes of errors and close the misclosure

1. Define compass traversing
2. What is the necessity of adjusting a compass traverse?
3. State the difference between plotting of chain traverse and compass traverse.

(a) Explain five qualities and three limitations of prismatic compass survey.
(b) Classify obstacles encountered in chain survey.

1. Analyse the major procedures for drawing a sketch map by using survey information.
2. Describe four survey marking equipments and for each give its uses.

Explain five advantages of simple chain survey over plane table survey.

During a Compass Survey an amateur Surveyor recorded 070° as forward bearings from point X to Y and 254° as back bearing.
(a) Correct the discrepancy of these readings.
(b) Identify four sources of errors during the Comass Survey.

You have been appointed to become a group leader in conducting a plane table survey. Clearly show the equipment to be used and procedures you would follow so as to complete your work successfully.