The Constructor

NOVEMBER 27, 2011

This method is also used to find out 28 days compressive strength of concrete in 28 hours. (As As per IS 9013-1978-Method of making, curing and determining compressive strength of accelerated cured concrete test specimens).

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GCP Applied Technologies

MARCH 21, 2018

High Rise Concrete Construction: Trends to Watch. Here are three trends to keep an eye on if you’re designing or planning a new high rise building. Steel/concrete core wall system. This system uses two steel plates that are connected by steel spacing ties, with the cavity then filled with high strength concrete.

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Concrete Construction Office Innovation 95

GCP Applied Technologies

MARCH 21, 2018

High Rise Concrete Construction: Trends to Watch. Here are three trends to keep an eye on if you’re designing or planning a new high rise building. Steel/concrete core wall system. This system uses two steel plates that are connected by steel spacing ties, with the cavity then filled with high strength concrete.

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Concrete Construction Office Design 90

Construction Marketing

DECEMBER 6, 2022

Engineers mostly use concrete in construction, but concrete is not environmentally friendly. Several alternatives can help us reduce concrete in our buildings. It is lightweight, and has high tensile strength, making it ideal for use in construction. Use Sustainable Building Materials. Use Prefabricated Material.

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Construction Environment Sustainability Software 221

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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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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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. Cracks in reinforced concrete columns due to increased load on the slab 4.

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The Constructor

MARCH 21, 2012

Home News Videos Tips Building Building Bye Laws Building Materials Aggregates Cement Wood Building Tips Buildings Green Buildings Flooring Formwork/Shuttering Paints & Decoratives Skyscrappers Smart Materials Concrete Concrete Admixtures Concrete Cracks Crack Repair Concrete Durability Concrete Properties Concrete Types Fibre reinforced Fire Proof (..)

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Concrete Materials Foundation Design 230

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. These offer simplicity and under normal circumstances, have a margin of strength above that specified.

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Concrete Design Foundation Materials 240

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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Concrete Foundation Materials Design 244

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. Cracks due to increased bending stress in beams 5.

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Viewpoint Construction Technology

MAY 8, 2018

Architects are looking to wood—specifically cross-laminated timber—as an alternative to steel and concrete for high-rise buildings. However, this concept has gained some traction recently with architects around the world in cities like Chicago, London, Minneapolis and Vancouver designing wooden high-rises. Is Wood the Future?

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Materials Portland Minneapolis Concrete 172

The Constructor

MARCH 26, 2012

The different materials are used according to their strengths and weaknesses to provide simple, buildable and competitive high-quality structures that offer consistent performance.

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Concrete Construction Foundation Materials 214

The Constructor

NOVEMBER 11, 2011

Posted in Category: Videos Leave a Reply Click here to cancel reply Your name (Required) Your e-mail (Your email wont be published) (Required) Your website Notify me of followup comments via e-mail About The Author This blog is authored and maintained by Gopal Mishra.

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America Concrete Foundation Airports 203

The Constructor

APRIL 2, 2012

The bearing length should be atleast 75mm to avoid spalling of the edges. To prevent this short of failure occurring, the slab must be tied to the beam. Connections in Hollow Core Slab: The problem with hollow core slabs is that there is no projecting reinforcement in the slab, so a frictional tie is required.

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The Constructor

MARCH 25, 2012

Use of Precast Concrete in frames: There are two main types of precast building frame. The structural frame consists of slabs, beams and columns.

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Concrete Foundation Maine Materials 233

The Constructor

MARCH 27, 2012

Home News Videos Tips Building Building Bye Laws Building Materials Aggregates Cement Wood Building Tips Buildings Green Buildings Flooring Formwork/Shuttering Paints & Decoratives Skyscrappers Smart Materials Concrete Concrete Admixtures Concrete Cracks Crack Repair Concrete Durability Concrete Properties Concrete Types Fibre reinforced Fire Proof (..)

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Concrete Construction Foundation Materials 230

The Constructor

AUGUST 7, 2012

They may be load bearing, or they may be just decorative to act as a façade. The techniques that are used in the manufacture of panels permit a variety of finishes that imitate virtually any type of architecture at a fraction of the cost.

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Concrete Construction Foundation Materials 190

The Constructor

SEPTEMBER 10, 2012

Organizing projects means defining roles and responsibilities, create a project charter, and develop high-level time and cost estimates. In this process you identify the business need for and objectives of the project; clarify competing demands and watch for scope creep.

Project Management 243

Project Management Management Concrete Foundation 243

GCP Applied Technologies

SEPTEMBER 24, 2018

High strength rock anchors are then drilled into sound bedrock and then connected to the structure to help the structure resist uplift forces. By creating an integral bond with the poured concrete, the waterproofing barrier prevents water ingress, even at high hydrostatic pressure. . PREPRUFE Blog #8. Dewatering.

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Foundation Design Concrete Retail 150

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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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. Unfortunately, aggregate provides internal restraint that reduces the magnitude of this volume change to about 0.05%.

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Concrete Foundation Contract Materials 230

The Constructor

NOVEMBER 13, 2011

High Alumina Cement 7. Hydrographic cement Table below shows different types of cement, their composition and uses: Types of Cement Composition Purpose Rapid Hardening Cement Increased Lime content Attains high strength in early days it is used in concrete where form work are removed at an early stage. White Cement 8.

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Concrete Foundation Materials Portland 190

The Constructor

MARCH 21, 2012

The size of movement depends upon the change in temperature and the coefficient of thermal expansion o f concrete. The coefficient of thermal expansion of concrete is influenced largely by the coefficient of thermal expansion of the aggregates since the aggregate occupies 70-80% of the volume of the concrete.

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The Constructor

NOVEMBER 1, 2011

Clayey soil with high sulphate content. Sulphate attack in concrete foundation and cement mortar below ground level. Movement in walls above ground level and expansion and deterioration of cement mortar and concrete below ground level. Cracking in walls in line of weakness in structure.

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Foundation Concrete Construction Materials 240

The Constructor

NOVEMBER 16, 2011

The ground water table at the site should not be very high. Cracks in buildings in such conditions, are quite common The selected site should be large enough; both to ensure the building abundant light and air to prevent any over dominance by the neighbouring buildings. Nearness of schools, hospitals, market, etc.

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Residential Site Plans Concrete 240

The Constructor

JANUARY 17, 2012

The complete pier segment is then used as an erection platform and launching base for all subsequent travelling formwork and concrete segment construction. Special formwork is positioned and cast-in-situ pier segment is begun. Cast-in-situ segments range between 3mm to 5m in length with formwork moving in tandem with each segment.

Construction 214

Construction Concrete Foundation Materials 214

The Constructor

DECEMBER 17, 2011

It is new technique involved in the civil engineering.Reactive powder concrete in made by replacing the conventional sand and aggregate by grounded quartz less than300 micron size, silica fume, synthesized precipitated silica ,steel fibers about 1 cm in length and 180 micron in diameter.

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Concrete Portland Foundation Materials 162

The Constructor

MARCH 23, 2012

Turning the structure upside down we get a flat slab supported by a column, where there is a high concentration of shear force around the column head. Some examples of the occurrence of concentrated loads on a slab are a column, particularly on a pad foundation, and wheel loads. This same type of failure could also happen in another way.

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Concrete Foundation Structural Engineering Materials 152

The Constructor

JANUARY 17, 2012

He is the founder of The Constructor and works in a reputed construction company. Advertisement Hot Topics Recent Topics Most Viewed Most Discussed FOUR PHASES OF PROJECT MANAGEMENT WHAT IS PROJECT MANAGEMENT?

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Construction Concrete Foundation Design 207

The Constructor

AUGUST 16, 2012

Adequate care should be taken by the contractor while laying and compacting the rubble soling to see that concrete surfaces in contact with soling are not damaged. After compaction, give the required slope or level and dense sub-base and the surface should present clean look. Tweet Loading GET LATEST TOPICS IN YOUR EMAIL- SUBSCRIBE NOW.

Foundation 203

Foundation Concrete Materials Design 203

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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The Constructor

MARCH 19, 2012

When concrete is fresh and in its liquid state it must be restrained within a mould in order for it to set in its required shape. A smooth outer surface provides the main support for the concrete as it sets. Formwork is the term used to describe this mould. For most in-situ pours, the formwork is made of wood.

Concrete 223

Concrete Foundation Materials Design 223

The Constructor

AUGUST 18, 2012

Home News Videos Tips Building Building Bye Laws Building Materials Aggregates Cement Wood Building Tips Buildings Green Buildings Flooring Formwork/Shuttering Paints & Decoratives Skyscrappers Smart Materials Concrete Concrete Admixtures Concrete Cracks Crack Repair Concrete Durability Concrete Properties Concrete Types Fibre reinforced Fire Proof (..)

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Construction Marketing Ideas

FEBRUARY 3, 2015

The Amsysco Post-Tensioning Blog: A specialized topic, covered in lively manner. Consider, for example, this recent posting: Strength of Post-Tensioning : Within the reinforced concrete construction industry, it’s widely known that a 1/2-inch-diameter post-tensioning tendon can hold around 27 kips (120 kN) when in tension.

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Dallas Construction Spirit Zoning 48

The Constructor

MARCH 18, 2012

The composition of mild steel varies along its length and potential anodic (more negatively charged) and cathodic (positively charged) sites can be set up at various points.

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Concrete Foundation Materials Design 235

GCP Applied Technologies

OCTOBER 19, 2018

Using control flow concrete for tunnel linings. Concrete linings are a fundamental part of ensuring the structural integrity of tunnels, but pumping and placing the concrete for these jobs is a cumbersome process. For example: Access within the tunnel is very limited, so concrete with very good flow is critical. .

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