HOW TO REPAIR CORRODED RC CEILING PLASTER OF A BUILDING?

Repair of corroded reinforced concrete ceiling

Repair of Ceiling Plaster There are many cases where the steel reinforcements corrode due to various causes such as lack of cover, leakage of roofs, etc. As steel rust occupies very much larger volume (more than 10 times) than steel, the surrounding concrete cracks and tends to get separated from steel and finally it falls … Read more

4 FIELD TESTS TO CHECK SUITABILITY OF SOIL FOR ROAD WORK

on site identification & classification of soil

In order to determine the suitability of a particular soil it is essential to know the proportion of each material in the soil and also whether the particular material possesses the properties required of it. For instance, a road soil that is 95 percent sand will not cohere, and clay that does not possess the … Read more

15+ DIFFERENCES BETWEEN BITUMEN AND TAR USED IN ROAD CONSTRUCTION

difference between bitumen and tar

The following are the differences between bitumens and tars. The weathering properties of bitumens are superior to those of tars. Generally greater deterioration is produced in tar than in bitumen when exposed to equal weather conditions. Bitumens have a better durability and resistance to weathering than tars. Tars are more susceptible to temperature changes than … Read more

WHY ARE BUILDINGS WITH SHEAR WALLS PREFERRED IN SEISMIC REGIONS?

What is a Shear Wall Building? Reinforced concrete (RC) buildings often have vertical plate-like RC walls called Shear Walls (Figure 1) in addition to slabs, beams and columns. These walls generally start at foundation level and are continuous throughout the building height. Their thickness can be as low as 150mm, or as high as 400mm … Read more

7 FUNCTIONAL REQUIREMENTS A BUILDING WALL SHOULD SATISFY

FUNCTIONAL REQUIREMENTS OF BUILDING WALLS

The primary function of wall is to enclosure or divide the space. Basically wall is an essential component of the building. These walls may be built of different materials such as solid brick or stone masonry, plain monolithic concrete, reinforced masonry, hollow concrete blocks etc. Building walls can primarily be of two types, such as … Read more

8 MUST FOLLOW RULES FOR GOOD BONDING IN BRICKWORK

Unbounded wall & Load Distribution in a Well Bonded Wall

Bonding in Brickwork Bonds in brick work means method of arranging the bricks in courses so that individual brick units are tied together and the vertical joints of the successive courses do not lie in same vertical line. Purposes of Brick Bonding Obtain maximum strength whilst distributing the loads to be carried throughout the wall, … Read more

20+ TECHNICAL TERMS GENERALLY USED DURING STAIRCASE DESIGN

Components of Stairs

A stair is a series of steps arranged in such a manner as to connect different floors of a building. Stairs are designed to provide an easy and quick access to the different floors. A staircase is an enclosure which contains the complete stairway. Terminologies Used During Staircase Design A few technical terms generally used … Read more