Transcript 12 Mathematics A Levelling Levelling Tutorial http://www.levelling.uhi.ac.uk/ http://www.ce.memphis.edu/1101/notes/surveying/surveying_levling.pdf Levelling Note: These slides show readings in feet not metres. Levelling Levelling Levelling Levelling Levelling Levelling Levelling Levelling Levelling increase Levelling Levelling Levelling decrease in elevation = 11.08 – 3.68 = 7.48 decrease.

12 Mathematics A
Levelling
Levelling Tutorial
http://www.levelling.uhi.ac.uk/
http://www.ce.memphis.edu/1101/notes/surveying/surveying_levling.pdf
Levelling
Note: These slides show readings in feet not metres.
Levelling
Levelling
Levelling
Levelling
Levelling
Levelling
Levelling
Levelling
Levelling
increase
Levelling
Levelling
Levelling
decrease in elevation = 11.08 – 3.68 = 7.48
decrease in elevation
All Bunnies Smell Funny
Add Back, Subtract Forward
5.23
6.57
+ 5.23
11.80
4.82
8.39
+ 4.82
13.21
3.41
11.80
– 3.41
8.39
5.97
9.95
+ 5.97
15.92
3.26
13.21
– 3.26
9.95
1.38
14.54
15.92
– 1.38
6.57
total BS = 16.02 and total FS = 8.05
16.02 – 8.05 = 7.97
increase in elevation
= 14.54 – 6.57
= 7.97
TP2
All Bunnies Smell Funny
Add Back, Subtract Forward
TP2
0.28
13.42
+ 0.28
13.70
1.72
8.53
+ 1.72
10.25
13.42
5.17
13.70
– 5.17
8.53
4.43
10.25
– 4.43
5.82
total BS = 2.00 and total FS = 9.60
9.60 – 2.00 = 7.60
decrease in elevation
= 13.42 – 5.82
= 7.60