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.
Abinet said:
10 years ago
Please describe it briefly?
Bhautik said:
9 years ago
Please explain it.
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)
Utkarsh said:
8 years ago
What about the 3rd adjustment - the horizontal cross hair should lie in the plane perpendicular to the vertical axis?
Garry said:
8 years ago
Agree @Utkarsh.
Epcet said:
8 years ago
They are 4 in no.
Adjustment of altitude level is fourth.
Adjustment of altitude level is fourth.
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.
Ram said:
6 years ago
Only two adjustments are required in dumpy level to set up permanent adjustments.
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)
Vishal shrma said:
6 years ago
This is theodolite @Vino.
(1)
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