Answer / muthukumar

Firstly your question is not specfic any how we have
certain minimum standards to follow as per standard.

1.Usually incase of Concrete screed (Floors) laid above the
plastic sheet beacuse to prevent the concrete in direct
contact with soil which may have some active chemical will
directly react with concrete and alter its property.

2.Specially at foundation where the capillary rise of water
is there plastic sheet or layer sand is used to reduce the
capillary rise of water into the structure

Answer / neel

to make shuttering water tight. whilw concreeting cement
slurry wastege is more through shuttering to prevent that
polythene sheet is used.

What quantity of 1.0 m3 bricks required?

0 Answers  

---

WHAT TYPE OF MATERIALS (CHEMICALS) ADDED IN CONCRETE TO INCREASE THE STRENGTH OF CONCRETE?

2 Answers  

---

Why silt content not allowed more than 6% for Sand ?

2 Answers   CCEL, L&T, NTPC,

---

what is the nomimanal size' os agg.'for reinforced concrete 2 th ph value of water to be used in conc. Shall generly be

5 Answers   RRB, Sail,

---

States some of the commonly used commands in cad software’s?

0 Answers  

---

---

what is box type waterproofing and how it is exsiccated and what is the method of doing box type waterproofing

0 Answers  

---

please briefly explain calculating or estimating steel quantity for a RCC column?

0 Answers  

---

What are the advantages of cad?

0 Answers  

---

how many materirials in 1 m3 concrete

5 Answers  

---

What is IS ?

4 Answers  

---

what is called super elevation of the road?

1 Answers   PBL,

---

what are the tests conducted on cement,aggregate and concrete?briefly explain that tests procedure and limits adopted for safety side.

1 Answers   DLF, L&T,

---