VERTICAL CIRCLE
description
Transcript of VERTICAL CIRCLE
![Page 1: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/1.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24
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0
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270
360
A
FACE LEFT
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VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24
![Page 4: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/4.jpg)
0
90
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270
360
A
FACE LEFT
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0
90
180
270
360FACE RIGHT
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A
FACE RIGHT
![Page 7: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/7.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
B
C
A --
--
--
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
88 47 24 271 13 48 01 12
![Page 8: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/8.jpg)
B
C
A --
--
--
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
88 47 24 271 13 48 01 12 36 01 12
![Page 9: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/9.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 01271 13 48 01 12 36 12
![Page 10: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/10.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112271 13 48 01 12 36 1213
![Page 11: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/11.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36
271 13 48 01 12 36 1213
![Page 12: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/12.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38
271 13 48 01 12 36
30
1213
01 06
![Page 13: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/13.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 02 24
271 13 48 01 12 36
3730
1213
01 06
![Page 14: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/14.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 02 24
271 13 48 01 12 36
02 38 303730
1213
01 06
![Page 15: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/15.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 5702 24
271 13 48 01 12 36
02 38 303730
1213
01 06
![Page 16: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/16.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48
02 24
271 13 48 01 12 36
02 38 303730
1213
01 06
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0
90
180
270
360
C
FACE LEFT
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0
90
180
270
360FACE RIGHT
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0
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270
360
C
FACE RIGHT
![Page 20: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/20.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48 266 40
02 24
271 13 48 01 12 36
02 38 303730
12
1213
01 06
01 00
![Page 21: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/21.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48 266 40
02 24
271 13 48 01 12 36
02 38 303730
03 19 4812
1213
01 06
01 00
![Page 22: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/22.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48 266 40 03 20 48
02 24
271 13 48 01 12 36
02 38 303730
03 19 4812
1213
01 06
01 00
![Page 23: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/23.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48 266 40 03 20 48 - 03 20 18
02 24
271 13 48 01 12 36
02 38 303730
03 19 4812
1213
01 06
01 00
![Page 24: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/24.jpg)
VERTICAL CIRCLE
POINTTARGETHEIGHT FACE LEFT FACE RIGHT
REDUCEDFACE LEFT
REDUCEDFACE RIGHT MEAN
DIAGRAM REMARKS
SURVEY TITLE
DATE
THEODOLITE HEIGHT
THEODOLITE NUMBER
OBSERVER
BOOKER
P
A
B
C
N(approx)
Example
06 - 11 - 97
---
T3051
MAR
DWB
B
C
A --
--
--
88 47 24 01 13 48 + 01 0112
87 22 36 272 38 + 02 37 57
93 19 48 266 40 03 20 48 - 03 20 18
02 24
271 13 48 01 12 36
02 38 303730
03 19 4812
1213
01 06
01 00
![Page 25: VERTICAL CIRCLE](https://reader034.fdocuments.net/reader034/viewer/2022051623/56815846550346895dc59b07/html5/thumbnails/25.jpg)
Theodolite - Instrument Checks6There are possible instrument errors.
1) Plate Bubble Error. Checked every time the theodolite is set up by checking bubble drift in positions c) and d) and then "Freezing the Bubble".
2) Non - Vertical Cross Hairs. Move telescope up and down whilesighting a well defined distant point.
3) Horizontal Collimation Error. Sight a well defined point and read horizontal circle on F/L and F/R. The difference in the Minutes and Seconds should be < 40" (Wimpey)
- 4) Trunnion Axis Dislevelment. Spire Test. Sight a Spire or other elevated point then lower telescope onto a tape or staff about 40m to 50m away. The difference between F/L and F/R should be < 5mm for most engineering applications.
Not acceptable for PLUMBING PURPOSES e.g. Verticality of columns.
5) Vertical Collimation Error. Sight a well defined point and read vertical circle on F/L and F/R. The difference in the Minutes and Seconds should be < 40" (Wimpey).
06) Optical Plumb Error. Check optical plumb alignment in two positions
(180 different.)