Explain the statements about the differential levelling, Civil Engineering

Assignment Help:

 

Explain the Statements about the Differential Levelling

I.  Bench mark (BM) - relatively permanent point of known elevation as indicated on the Contract drawings 

II. Back sight (BS) - a sight taken to the level rod held at a point of known elevation (either BM or TP)

III. Height of Instrument (HI) - the elevation of the line of sight of the telescope

IV. Foresight (FS) - a sight taken on any point to determine its elevation

 


Related Discussions:- Explain the statements about the differential levelling

Define the meaning of circular prestressing, Define the meaning of circular...

Define the meaning of circular prestressing In circular prestressing, tendon wires are wrapped under tension over the concrete pipes which are pre-cast. The tension in the ten

Properties of matter, Properties of Matter: Due to surface tension,...

Properties of Matter: Due to surface tension, the free surface of a liquid behaves like a stretched elastic membrane tending to contract so as to have minimum surface area.

State the total rankine active thrust per metre run, A wall with a smooth v...

A wall with a smooth vertical back 9 m high ropes a purely cohesive soil with  c = 10 kN/m 2 and γ = 18 kN/m 3 . State the total Rankine active thrust per metre run, the positi

WATER SUPPLY, THE DESIGN PERIOD AVERAGE DAILY DEMAND CALCULATE. THE DESIGN ...

THE DESIGN PERIOD AVERAGE DAILY DEMAND CALCULATE. THE DESIGN DEMAND FOR THE WATER RETICULATION OR DISTRIBUTION PERIOD.

State the term - calculation of deformation of concrete, State the term - c...

State the term - calculation of deformation of concrete For the calculation of deformation of concrete at some stage before the maximum shrinkage is reached, it may be assumed

Geo Technical Project, I have a geo technical Project that I need to be sol...

I have a geo technical Project that I need to be solved correctly and accurately within 15 hours exact, please. Steps and details must be included. Thanks a lot and let me know ASA

State the increase in earth pressure at rest, A wall with a smooth vertical...

A wall with a smooth vertical back and 9 metres high retains a moist cohesionless soil with a horizontal surface. The soil weighs 15 kN/m3 and has an angle of internal friction of

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd