How to Estimate Concrete Costs?
The Constructor
DECEMBER 14, 2018
Calculating the cost of the concrete is an important step in the project estimate. The cost of concrete depends on the cost of materials, mix design,
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The Constructor
DECEMBER 14, 2018
Calculating the cost of the concrete is an important step in the project estimate. The cost of concrete depends on the cost of materials, mix design,
The Constructor
AUGUST 6, 2022
Evaporation is a critical factor that must be considered while concrete is poured in hot weather conditions. If the rate of evaporation is high, concrete surface can lose water quickly, leading to workability issues and plastic shrinkage cracks. The post How to Estimate Rate of Evaporation on Concrete Surface?
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The Constructor
FEBRUARY 25, 2013
ESTIMATED QUANTITIES OF MATERIALS REQUIRED PER CUBIC METRE OF COMPACTED MORTAR OR CONCRETE NOMINAL MIX WATER CEMENT RATIO WATER PER.
The Constructor
DECEMBER 20, 2012
Today we will see how to prepare rate analysis for Reinforced Concrete (RCC). First step to rate analysis is the estimation of labour, materials,
The Constructor
SEPTEMBER 20, 2013
Measurement of Reinforced Concrete Works: 1. Concrete in Structural members, such. How To Guide Material Estimation Estimation' The Quantities can be rounded off to the nearest two decimals.
The Constructor
NOVEMBER 5, 2012
The estimation of building quantities like earth work, foundation concrete, brickwork in plinth and super structure etc., can be workout by any of.
The Constructor
MARCH 21, 2012
The size of movement depends upon the change in temperature and the coefficient of thermal expansion o f concrete.
Job Order Contracting
SEPTEMBER 21, 2022
NEVER accept a lump sum estimate for a workorder/project without a full detailed line-item estimate and review of line-times and quantities. Fully audit cost estimate and actual cost information. The post JOC Program Line-item Estimating appeared first on 4BT. Verify all aspects of the direct work (e.g.,
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.
The Constructor
MARCH 25, 2012
Use of Precast Concrete in frames: There are two main types of precast building frame.
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.
The Constructor
MARCH 20, 2012
From the diagram above, we can see how the process unfolds.
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.
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.
The Constructor
MARCH 25, 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 (..)
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.
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.
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.
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.
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.
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 (..)
The Constructor
AUGUST 10, 2012
These are: Mild exposure Moderate exposure Severe exposure Very severe exposure, and Extreme exposure.
Job Order Contracting
MARCH 7, 2025
Granular Local Market Cost Data is Essential for Cost Visibility & Management (Repair, Renovation, Maintenance, & New Builds) Using current, verifiable, and detailed local cost dat a instead of national averages with adjustment factors ensures: Cost transparency All labor, material, and equipment costs are broken down and verifiable.
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
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.
The Constructor
MARCH 25, 2012
The individual components are prefabricated off site then taken to site where they are erected.
The Constructor
MARCH 22, 2012
Water within the hardened cement paste is forced to more as a result of the applied load.
The Constructor
MARCH 19, 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 (..)
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.
The Constructor
NOVEMBER 17, 2011
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 (..)
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 (..)
Job Order Contracting
JULY 19, 2020
2020 Guide to Construction Cost Estimating provides a road map for applying best management practices necessary to drive financial visibility and transparency. Since other levels or types of cost estimating can’t meet this level, care should be given as to what form of cost data is being use. Material costs are either.
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.
The Constructor
NOVEMBER 28, 2011
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 (..)
The Constructor
AUGUST 7, 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 (..)
The Constructor
DECEMBER 17, 2011
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 (..)
The Constructor
AUGUST 7, 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 (..)
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.
Job Order Contracting
AUGUST 4, 2023
Many in the public sector are unaware of the construction cost estimating issues caused by the use of national average cost data and location factoring. They are not intended to be used when preparing appropriation-quality estimates. Here’s short summary of those problems noted by independent third parties. Peitlock, B.A.,
The Constructor
NOVEMBER 21, 2011
The concrete can be specified in two ways : a) by proportioning of the constituents /ingredients (nominal mix) b) by required strength (Design mix) Concrete is mixed by any two methods, based on requirement as per quality and quantity of concrete required.
The Constructor
NOVEMBER 21, 2011
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 (..)
The Constructor
AUGUST 24, 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 (..)
The Constructor
APRIL 1, 2015
Quantities of materials for the production of required quantity of concrete of given mix proportions can be calculated by absolute volume method. Concrete Calculator Concrete Technology How To Guide Material Estimation Concrete Mix Design Quantity Estimation Sand'
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.
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