Differential levelling online calculation

 

 

Basis Data:

How many times have you taken readings on the measuring rod?
Enter the name and the height of the benchmark:
Benchmark name:
Benchmark height:

 

 

Field entry:

  Name instrument position Name measuring or turning point               top
reading middle
              bottom 		calculated
average
from
top
and
bottom 		Reading
error 		Average of
calculated and
read-off
middle value 		basis of
calculation
1


2.337 0 2.337 2.337
2


1.4775 0.0005 1.47725 1.47725
3


1.3795 0.0005 1.37975 1.37975
4


2.147 0.001 2.1465 2.1465
5


1.883 0.001 1.8835 1.8835
6


1.032 0 1.032 1.032
7


2.908 0.001 2.9085 2.9085
8


1.472 0 1.472 1.472

 

 

Results:

Name point Height calculated via path Average value Span width
BM 1 149.767 149.767 -
I 1 152.104 BM 1 -> I 1 152.104 -
I 2 152.0065 BM 1 -> I 1 -> TM 1 -> I 2 152.0065 -
I 3 151.7435 BM 1 -> I 1 -> TM 1 -> I 2 -> TM 2 -> I 3 151.7435 -
I 4 153.62 BM 1 -> I 1 -> TM 1 -> I 2 -> TM 2 -> I 3 -> TM 3 -> I 4 153.62 -
NP 1 152.148 BM 1 -> I 1 -> TM 1 -> I 2 -> TM 2 -> I 3 -> TM 3 -> I 4 -> NP 1 152.148 -
TM 1 150.62675 BM 1 -> I 1 -> TM 1 150.62675 -
TM 2 149.86 BM 1 -> I 1 -> TM 1 -> I 2 -> TM 2 149.86 -
TM 3 150.7115 BM 1 -> I 1 -> TM 1 -> I 2 -> TM 2 -> I 3 -> TM 3 150.7115 -