1

MAKE A SURFACE FROM NEW STRUCTURE

CREATE NEW SURFACE CALCULATE EARTH VOLUMES

3 METHODS

2

TERRAIN TERRAIN MODEL EXPLORER

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3

RIGHT CLICK ON TERRAIN

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4

LEFT CLICK ON CREATE A NEW SURFACE

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5

RIGHT CLICK ON SURFACE 2

LEFT CLICK ON RENAME

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6

GIVE A NEW SURFACE NAME

SURFACE HAS NO DATA YET

HIT OK

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7

CLICK ON + SIGN FOR NEW SURFACE

DAM SURFACE STILL HAS NO DATA

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8

RIGHT CLICK ON BREAKLINES

SELECT DEFINE BY POLYLINE

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9

ENTER A DESCRIPTION FOR THE LINES OF THE STRUCTURE

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10

SELECT THE LINES THAT WILL MAKE UP THE NEW SURFACE

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11

SELECT YES, AUTOCAD CREATES A NEW LINE ON A SPECIFIC LAYER

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12

NEW DATA EXISTS FOR THE BREAKLINES

SELECTED

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13

RIGHT CLICK ON NEW SURFACE,

SELECT BUILD

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14

CLICK APPLY EDIT HISTORY AND SELECT OK

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15

WITH ANY LUCK YOU WILL SEE THIS MESSAGE. SELECT

OK

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16

THE NEW DATA APPEARS. VIEW

AND EXIT

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17

THE LINES ARE ON A NEW SURFACE

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18

SELECT THE LINE TO VIEW THE VERTICES

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19

CALCULATE QUANTITIES

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20

FROM TERRAIN, PICK SELECT

CURRENT STRATUM

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21

“Stratum” refers to use in calculating first surface, second surface and elevation difference.

The first surface is the EXISTING GROUND

SURFACE.The second surface is the CREATED STRUCTURE

SURFACE. Select OK

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22

FROM TERRAIN SELECTSITE DEFINITION

ANDDEFINE SITE

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23

THE SMALLER THE GRID SIZE THE MORE SAMPLING IS DONE. 2-5 USUALLY WORKS

WELL

AT SITE BASE POINT, SELECT THE LOWER LEFT HAND

CORNER OF THE PROJECT.

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24

THE M AND N REFERS TO THE X AND Y AXIS OF THE SAMPLE BOX2-5 USUALLY WORKS

WELL

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25

DRAG LINE TO UPPER RIGHT AS TO INCLUDE ALL OF

STRUCTURE

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26SELECT YES

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27

AUTOCAD ASSIGNS A SITE NAME, IT CAN BE

ACCEPTED (ENTER) OR OVERWRITTEN WITH A

NEW NAME

Calculate Volume (Cont.)

28

A BOX APPEARS AROUND THE SITE

AS DEFINED

Calculate Volume (Cont.)

29

FROM TERRAIN, SELECT GRID VOLUMES, THEN

CALCULATE TOTAL SITE VOLUME

Calculate Volume (Cont.)

30

SELECT THE SITE AND HIT OK

Calculate Volume (Cont.)

31

CORRECTION VOLUMES MAY BE ENTERED FOR CUT

AND FILL, HIT OK

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32

ENTER A NAME FOR THE SURFACE THAT

IS CREATED FOR THE VOLUME

RESULTS SELECT OK

Calculate Volume (Cont.)

33

FROM THE FIRST METHOD THE

VOLUME OF THE CUT AND FILL ARE

IDENTIFIED

Calculate Volume (Cont.)

34

FROM TERRAIN SELECT COMPOSITE VOLUMES

AND CALCULATE TOTAL SITTE VOLUME

TO COMPARE A DIFFERENT METHOD OF CALCULATING VOLUMES

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35

SELECT THE SITE AND HIT

OK

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36

AGAIN CUT AND FILL FACTORS CAN BE OVERWRITTEN OR LEFT AT 1.0 .

SELECT OK

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37

ENTER A NAME FOR THE SURFACE THAT

IS CREATED FOR THE NEW VOLUME

RESULTS SELECT OK

Calculate Volume (Cont.)

38

Calculate Volume (Cont.)

39

FOR A THIRD METHOD OF CALCULATING VOLUMES, (A TWO STEP PROCESS)

FROM THE TERRAIN MENU, SELECT

SECTION VOLUMES, THEN SELECT

SAMPLE SECTIONS

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40

AGAIN SELECT THE SITE, HIT

OK

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41

AGAIN CUT AN FILL FACTORS CAN BE OVERWRITTEN OR ACCEPTED. HIT OK

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42

AUTOCAD PROCESSES 100 SAMPLED

SECTIONS

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43

FROM THE TERRAIN MENU, SELECT THE SECTION VOLUMES

AND CALCULATE VOLUME TOTAL.

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44

AGAIN SELECT THE SITE, HIT OK

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45

AGAIN ACCEPT OR

OVERWRITE, HIT OK

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46

AGAIN THE VOLUMES ARE

DISPLAYED FOR THIS METHOD.

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47

TO GET A PRINTOUT OF THE VOLUMES COMPLETED

Terrain

Volume Report

Site Table

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48

AGAIN ONE MORE TIME TO ENTER CORRECTION

FACTORS, HIT OK

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49

SELECT THE INSERTION POINT TO PLACE THE CHART (AWAY

FROM DRAWING)AT ROTATION ANGLE OF ZERO,

ENTER.

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50

Calculate Volume (Cont.)

51

ZOOM IN ON REPORT. PLOT THE WINDOW.

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52

THE OUSIDE BOX CAN BE DELETED

WHEN CALCULATIONS

ARE COMPLETED.

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