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

#title.factoring expression, what is the factor of a^4-7a^2+7 ?

what is the factor of a^4-7a^2+7 ?

What do you understand by percolation of water, Q. What do you understand b...

Q. What do you understand by Percolation of water? Percolation of water into the ground or embankment takes place, causing rise in water table and / or saturation of the body.

Spacing of manholes in straight sections, Question Spacing of manhole...

Question Spacing of manholes in straight sections for diverse pipe sizes is stated in Storm water Drainage Manual. How are figures arrived on? Answer For pipe size

Spalling reinforcement for pre stressing works, Spalling reinforcement for ...

Spalling reinforcement for pre stressing works in anchor blocks Reinforcement of anchor blocks in prestressing works usuallycomprises equilibrium reinforcement, bursting reinfo

Plane table surveing, in plane table surveying which activity is done first...

in plane table surveying which activity is done first whether centering or levelling?

Rock reinforcement – how it works, Rock reinforcement - how it works? ...

Rock reinforcement - how it works? For rocks with widespread fractures, individual blocks resulting from these fractures can fall out and as a result slope failure can take pl

Aggragates, what are the classification og aggregates?

what are the classification og aggregates?

I.s. codes on earthquake resistant building design, I.S. CODES ON EARTHQUAK...

I.S. CODES ON EARTHQUAKE RESISTANT BUILDING DESIGN Bureau of Indian Standard has divided the country into five zones depending upon the severity of earthquake after observing

Deflection of beams, 1) A propped cantilever beam ABC is 7m long.It has th...

1) A propped cantilever beam ABC is 7m long.It has the point C fixed and Point A on a roller support.It carries a 200Kn point load at a distance 3m from A.There is a moment of 80KN

State the total load which the raft can support, A raft, 8 m × 24 m, is fou...

A raft, 8 m × 24 m, is founded at a depth of 4 m in sand with a value of N = 20 up to great depth. Illustrate the total load which the raft can support? What will be the total c

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages