CONCRETING OF PILE FOUNDATIONS
The Constructor
MARCH 16, 2013
Materials and methods of manufacture of cement concrete piles should be in accordance with the method of concreting under the conditions of pile.
Concrete Foundation Materials 
Concrete Wall Construction Process Including Materials
The Constructor
OCTOBER 20, 2018
Construction of concrete walls is a crucial phase in building construction. It transfers loads from floor to the wall below or foundation. Therefore,
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Types of Material Used in Pile Foundation
The Constructor
OCTOBER 12, 2018
Different types of material used in the pile foundation are cement, steel, timber and plastic which are a slender, structural member installed in the.
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STRUCTURAL DEFECTS OF FOUNDATIONS AT CONSTRUCTION.
The Constructor
NOVEMBER 1, 2011
The problem areas, effects in foundation and defects in structure due to those causes are presented here. There can be many causes for these defects.
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TEMPERATURE EFFECTS ON CONCRETE
The Constructor
MARCH 21, 2012
The size of movement depends upon the change in temperature and the coefficient of thermal expansion o f concrete.
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TYPES OF CRACKS IN CONCRETE BEAMS
The Constructor
NOVEMBER 8, 2011
Cracks in concrete beams due to increased shear stress 2. Cracks in concrete beams due to corrosion or insufficient concrete cover 3. Cracks parallel to main steel in case of corrosion in beams 4.
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SOLING UNDER FLOORS & FOUNDATIONS
The Constructor
AUGUST 16, 2012
Rubble Stone Soling: The rubble stone generally used are of best variety of black trap / granite / basalt or other variety of stone available locally.
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REINFORCEMENT COVER AND PRE-CONCRETE CHECKS
The Constructor
MARCH 20, 2012
From the diagram above, we can see how the process unfolds.
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STRUCTURAL USES OF PRECAST CONCRETE
The Constructor
MARCH 25, 2012
Use of Precast Concrete in frames: There are two main types of precast building frame.
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BENEFITS OF USING STEEL FIBRES IN CONCRETE
The Constructor
JANUARY 1, 2012
The benefits of using steel fibres in concrete are as follows: 1. Steel Fibres are generally distributed throughout a given cross section whereas reinforcing bars or wires are placed only where required 2.
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Demystifying Reinforced Concrete: Key Principles for Construction
The Constructor
JUNE 2, 2023
Reinforced concrete is one of the world’s most widely used building materials. From bridges and skyscrapers to foundations and walls, reinforced concrete is essential to modern construction.
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REDUCING DRYING SHRINKAGE IN CONCRETE
The Constructor
NOVEMBER 8, 2011
This type of shrinkage is caused by the loss of moisture from the cement paste constituent, which can shrink by as much as 1% per unit length.
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TYPES OF CRACKS IN REINFORCED CONCRETE SLABS
The Constructor
NOVEMBER 8, 2011
Cracks in reinforced concrete columns due to Steel Corrosion (cracks parallel to steel bars) 2. Cracks in reinforced concrete columns due to shrinkage of concrete 3.
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TYPES OF CONCRETE MIX DESIGN
The Constructor
NOVEMBER 15, 2011
Nominal Mixes In the past the specifications for concrete prescribed the proportions of cement, fine and coarse aggregates. These mixes of fixed cement-aggregate ratio which ensures adequate strength are termed nominal mixes.
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MATERIALS FOR FORMWORK
The Constructor
MARCH 19, 2012
It is easily cut to shape on site, and if handled and stored carefully, it can be used many times.
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FEATURES OF PRECAST CONCRETE
The Constructor
MARCH 25, 2012
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229 WHY WE TEST CONCRETE SRTRENGTH AFTER 28 DAYS?
The Constructor
NOVEMBER 25, 2011
WHY WE TEST CONCRETE SRTRENGTH AFTER 28 DAYS? Tweet Why do we test concrete compressive strength after 28 days? The table below shows the compressive strength gained by concrete after 1, 3, 7, 14 and 28 days with respect to the grade of concrete we use.
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250 CELLULAR LIGHTWEIGHT CONCRETE?FLY ASH BASED
The Constructor
NOVEMBER 22, 2011
It has many advantages when compared to the normal conventional concrete. Fly ash is considered as one of the waste industrial product that cannot be easily disposed.
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PRESTRESSED CONCRETE OVER REINFORCED CONCRETE.
The Constructor
MARCH 23, 2012
There are two ways of overcoming this problem: Embed another material in the concrete which is strong in tension – reinforced concrete Remove the tension altogether – by arching or prestressing.
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EXPOSURE CONDITIONS AFFECTING DURABILITY OF CONCRETE
The Constructor
AUGUST 10, 2012
These are: Mild exposure Moderate exposure Severe exposure Very severe exposure, and Extreme exposure.
Concrete 230
230 FACTORS AFFECTING STRENGTH OF CONCRETE
The Constructor
MARCH 21, 2012
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ACCEPTANCE CRITERIA FOR DESIGN MIX CONCRETE
The Constructor
NOVEMBER 20, 2011
The concrete shall be deemed to comply with the strength requirements if: a) every sample has a test strength not less than the characteristic value;or b) The strength of one or more samples though less than the characteristic value, is in each case not less than the greater of : 1) The characteristic strength minus 1.35
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PUMPED CONCRETE PUMP TYPES & SELECTION
The Constructor
NOVEMBER 28, 2011
This method is used where large quantity of concrete work is involved at greater height, where other means of transporting is not easy to do.
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PRECAST CONCRETE PROCESS
The Constructor
MARCH 25, 2012
The individual components are prefabricated off site then taken to site where they are erected.
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PRE-CONCRETE CHECKS FOR FORMWORK & RELEASE AGENTS
The Constructor
MARCH 19, 2012
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235 CONCRETE CREEP
The Constructor
MARCH 22, 2012
Water within the hardened cement paste is forced to more as a result of the applied load.
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REPAIR OF POST CONCRETING DEFECTS IN STRUCTURES
The Constructor
MARCH 20, 2012
Cleanliness: when repairing concrete, care must be taken to remove any dirt or dust that will prevent the repair concrete bonding with the parent concrete. Expediency: The longer the repair is left, the more work has to be done, and the less likely that the repair will blend in.
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THIN SHELL CONCRETE STRUCTURE?TYPES & FORMS
The Constructor
NOVEMBER 17, 2011
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230 TESTS ON WATER FOR CONCRETE
The Constructor
AUGUST 18, 2012
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WHAT IS PRECAST CONCRETE?
The Constructor
MARCH 25, 2012
WHAT IS PRECAST CONCRETE? Tweet Precast concrete is cast under factory controlled conditions and not erected on site until it is fully hardened. Just like in-situ concrete, precast concrete can be plain, reinforced or prestressed concrete.
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PRECAST CONCRETE CLADDING CONSTRUCTION AND.
The Constructor
AUGUST 7, 2012
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203 TYPES OF PRECAST CONCRETE CLADDING & FEATURES
The Constructor
AUGUST 7, 2012
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BULK DESNSITY OF CONCRETE
The Constructor
NOVEMBER 28, 2011
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COMPOSITION OF REACTIVE POWDER CONCRETE (RPC)
The Constructor
DECEMBER 17, 2011
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STRESS-STRAIN CURVE FOR CONCRETE
The Constructor
JANUARY 22, 2012
The aggregate is more rigid than the cement paste and will therefore deform less (i.e. have a lower strain) under the same applied stress.
Concrete 202
202 Various Standard Codes on Pile Foundations in Different Countries
The Constructor
JULY 9, 2019
Pile foundation is a long or slender column that is constructed from materials like reinforced concrete or steel. It is a type of deep foundation.
Foundation 183
183 LOADS ON PRECAST CONCRETE CLADDINGS
The Constructor
AUGUST 24, 2012
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Common Defects in Concrete Formwork Systems
The Constructor
MAY 31, 2018
Concrete formwork systems suffer from several deficiencies such as defects due to imperfect design and construction practice, defects in foundation.
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PILES AND PILE CAPS
The Constructor
MARCH 17, 2012
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230 BRICK MASONRY CONSTRUCTION TIPS
The Constructor
NOVEMBER 15, 2011
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247 SHEAR WALL - ITS TYPES AND POSITIONING
The Constructor
MARCH 23, 2012
Codes of practice impose limits on horizontal movement or sway.
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240 RESIDENTIAL BUILDING SITE PLANNING
The Constructor
NOVEMBER 16, 2011
Good foundation soil should be available at responsible depth. Nearness of schools, hospitals, market, etc. are considered good for residential site but these facilities do not carry any significance in the selection site for other public buildings. This aspect saves quite a bit in the cost of the building.
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240 PILE LOAD CAPACITY
The Constructor
MARCH 17, 2012
We will discuss here the load carrying capacity of both single pile and group of piles.
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230 DIGITAL COMPRESSION TESTING MACHINE
The Constructor
NOVEMBER 27, 2011
hardened concrete). hardened concrete). hardened concrete). hardened concrete). hardened concrete). hardened concrete). Procedure as per IS 516 – Methods of tests for strength of concrete 1.
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