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

Show the probable type of clay mineral, The liquid limit and plastic limit ...

The liquid limit and plastic limit of clay are 100% and 25%, respectively. From a hydrometer analysis it has been found that the clay soil having of 50% of particles smaller than 0

Factors that affect design facility of screw pumps, Question While sele...

Question While select screw pumps in polder scheme projects , what are factors that affect design facility of screw pumps? Answer Commonly used angles of inclination

Strength of concrete at the transfer stage, Strength of Concrete at the Tra...

Strength of Concrete at the Transfer Stage Concrete strength in the member at the transfer stage should conform to the design requirements. The frequency of the sampling and t

Analysis and design Of Swimming Pool, Hi Sir I have a graduation project ...

Hi Sir I have a graduation project part (A) in this semester. I have chosen topic (Analysis and design of Swimming Pool). I got this project ready from friend so I want Presented

Aggregates, list the properties of aggregates

list the properties of aggregates

Define the coefficient of permeability - hydraulic system, Define the Coeff...

Define the Coefficient of Permeability: (K) A measurement of the ability of the soil or an aquifer for the movement of water through it. Also termed "hydraulic conductivity", C

Remedial measures for problems in turbid water - absorption, Define Remedia...

Define Remedial measures for Problems in Turbid Water - Absorption? The process of absorption of light can be overcome by using higher powered lighting, or by using more light

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