Civil Engineering - Surveying - Discussion
Discussion Forum : Surveying - Section 8 (Q.No. 6)
6.
Permanent adjustments of a level are
Discussion:
11 comments Page 1 of 2.
Pankaj said:
3 years ago
Yes, It should be 2 because here it is asking for levelling.
Vishal shrma said:
6 years ago
This is theodolite @Vino.
(1)
Vino said:
6 years ago
It should be 6.
* Plate level test.
* Cross hair ring.
* Bubble tube adjustment.
* Collimation in azimuth.
* Spire test.
* Vertical arc.
* Plate level test.
* Cross hair ring.
* Bubble tube adjustment.
* Collimation in azimuth.
* Spire test.
* Vertical arc.
(3)
Ram said:
6 years ago
Only two adjustments are required in dumpy level to set up permanent adjustments.
Vasanth s d said:
7 years ago
Permanent adjustments --4.
Temporary adjustments--3--setting centering and levelling of parallax.
Temporary adjustments--3--setting centering and levelling of parallax.
Epcet said:
8 years ago
They are 4 in no.
Adjustment of altitude level is fourth.
Adjustment of altitude level is fourth.
Garry said:
8 years ago
Agree @Utkarsh.
Utkarsh said:
8 years ago
What about the 3rd adjustment - the horizontal cross hair should lie in the plane perpendicular to the vertical axis?
Amit ami sharma said:
9 years ago
The two adjustments are.
1) To make the axis of the bubble tube perpendicular to the vertical axis.
2) To make the line of collimation parallel to the axis of the bubble tube.
1) To make the axis of the bubble tube perpendicular to the vertical axis.
2) To make the line of collimation parallel to the axis of the bubble tube.
(13)
Bhautik said:
9 years ago
Please explain it.
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