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

Machanics, write a short on vector representation of force(addition and sub...

write a short on vector representation of force(addition and substraction )

Define seismic isolation bearings - bridge bearing, Define Seismic Isolati...

Define Seismic Isolation Bearings  - Bridge Bearing? Many bridges had been built before the proper seismic design specifications were known to us. These bridges require strengt

What is corrosion inhibitors, Q. What is Corrosion inhibitors? Corrosio...

Q. What is Corrosion inhibitors? Corrosion inhibitors are chemical substances that when added in small concentrations, stop or decrease the corrosion or reaction of metalwith t

Explain resultant force on a area of a vertical plane, Resultant Force on a...

Resultant Force on a Given Area of a Vertical Plane The resultant force is calculated from the average pressure: R = (AVERAGE Ρ)(A)

Design project, The completion of this assignment will entail the design of...

The completion of this assignment will entail the design of the structural fire protection for a simple warehouse building. You will provide a separate engineering calculation and

.., Ask questiPermanent Way:on #Minimum 100 words accepted#

Ask questiPermanent Way:on #Minimum 100 words accepted#

Storm water drainage - Road drainage and maintenance, Storm Water Drainage:...

Storm Water Drainage: In city streets, the disposal of rain water has to be done through a system of underground storm water drains. The water is collected at the roadside ke

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