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Repeat step 2 and step 3 in the same quadrant till both the bubble remain central. By rotating the upper part of the instrument through 180°, the level tube is brought parallel to first two-foot screws in reverse order. The bubble will remain in the centre if the instrument is in permanent adjustment.
The permanent adjustments in case of transit theodolite are:- Horizontal axis adjustment. The horizontal axis must be perpendicular to the vertical axis. Vertical circle index adjustment. The vertical circle must read zero when the line of collimation is horizontal. Adjustment of altitude level.
Temporary adjustments of theodolite; See also. Adjustment computations This page was last edited on 2 May 2021, at 18:19 (UTC). Text is available under the Creative ...
The fire retardant, which has been used for more than 50 years to tamp down wildfires, is mostly made up of salts that "alter the way the fire burns, decreases the fire intensity and slows the ...
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An interactive map of evacuation orders and warnings related to the Eaton Fire can be found on Cal Fire's website. The below map of evacuation zones is current as of Sunday at 7:30 p.m. ET.
L.A. County fires trigger price gouging protections for renters and others. Some organizations are providing free temporary housing.
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