NETWORK LEVELING & CONTOURING 1 A contour line is a line that passes through points having the same elevation. It is produced by intersecting imaginary.

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Presentation transcript:

NETWORK LEVELING & CONTOURING 1 A contour line is a line that passes through points having the same elevation. It is produced by intersecting imaginary horizontal surface(s) with the earth topography (10.00)

2 NETWORK LEVELING & CONTOURING

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7 Contour Interval: Contour Interval: The vertical distance between any 2 consecutive contour lines (to be selected based on Topography, Cost, Applications)

8  Different types of lines should be used for contours of major elevations.

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15 Field Procedure: (Method 1) NETWORK LEVELING & CONTOURING 1-Network Alignment

16 Field Procedure: (Method 1) NETWORK LEVELING & CONTOURING 2-Leveling

17 Field Procedure: (Method 1) NETWORK LEVELING & CONTOURING 3-Contour Map Contour Interval: The vertical distance between any 2 consecutive contour lines (to be selected based on Topography, Cost, Applications)

20 Field/Office Procedure: (Method 2) NETWORK LEVELING & CONTOURING

21 Spot Elevations

22 Spot Elevations File

23 Grid File Generation

24 Contour Map

25 3D View

26 NEW TECHNOLOGIES LASER LEVELING LASER SCANNING TOPCON FARO THANK YOU..