Page 3 Flashcards
What is engineering surveying?
Land surveys carried out for executing engineering projects such as roads, railways, buildings, etc.
What does engineering surveying involve?
Determination of both horizontal and vertical (elevations) position of points/features.
What are the typical scales used in engineering surveying?
- 1:500
- 1:1000
- 1:1500
What is the main requirement for engineering surveying?
High accuracies to ensure design drawings are adhered to accurately.
Does engineering surveying take the curvature of the Earth into account?
No.
What is mine surveying?
The specialized application of survey techniques to determine the positions of surface and underground mine workings or structures.
What types of surveys fall under engineering surveys?
- Exploration surveys
- Pit surveys
- Earthworks surveys
- Monitoring surveys
What is topographic surveying?
A type of land surveying used to determine the position (XYZ) of natural and artificial features on the ground.
What are topographic maps?
Maps produced through topographic surveying that show the horizontal position of features and their elevations.
How are elevations represented on topographic maps?
Using contours or spot heights.
What features can be identified in topographic surveying?
- Buildings
- Roads
- Rivers
- Lakes
- Mountains
- Vegetation
Fill in the blank: Topographic maps typically show the horizontal position of features using _______.
[conventional symbols]
What is required to produce topographic maps?
The horizontal as well as elevations of points/objects.
