Aggregates

8 Factors that Affect the Workability of Fresh Concrete

Lubricating nature of workable concrete is the most important nature. Workability is dependent on the proportion of the constituent material as well as on their individual characteristics. The factors that affect the workability of concrete are given below: 01. Water Content of the Concrete Mix Water content will have important influences on the workability in […]

Concrete Mix Design Excel Sheet

  Concrete Mix Design Mix Design It is a process of selecting suitable ingredients and determining their relative proportions with the objective of producing concrete of having certain minimum workability, strength and durability as economically as possible. Requirements of concrete mix design The requirements which form the basis of selection and proportioning of mix ingredients are : a […]

Estimating sheet for road construction

Terrain and soil conditions, road standards, machine and labor costs etc. are considered as the prime factors which can change the road construction cost significantly. Besides, the skills of the associated operators and labors are also affected. As the road construction systems are identical all through the globe, one can effortlessly develop rational cost estimates […]

Building Materials Cost Estimate Sheet

To determine an accurate building materials cost estimate, the estimator should take into consideration various factors.   Different building components like roof, wall, floor etc.; items required like rebar, stud, paint, etc.; materials such as steel, pine, vinyl, etc.; the size and description of the items along with its estimated quantity and unit cost are […]

Construction Quantities of Materials Estimate

  Quantities of materials for the production of required quantity of concrete of given mix proportions can be calculated by absolute volume method. This method is based on the principle that the volume of fully compacted concrete is equal to the absolute volume of all the materials of concrete, i.e. cement, sand, coarse aggregates and […]

Column Design with Excel

Column Design with Excel RCC Column A column is a very important component in a structure. It is like the legs on which a structure stands. It is designed to resist axial and lateral forces and transfer them safely to the footings in the ground. Columns support floors in a structure. Slabs and beams transfer […]

Design of stair case with central stringer beam

  Design of stair case with central stringer beam R.C.C. STAIRS • Reinforced concrete is perhaps the most suitable of all the said materials for the construction of stairs. • The various advantages of reinforced concrete stairs are given below – They have requisite fire resisting qualities to a great extent – They are durable […]

Tunnel

Concrete Tunnel Design – Download Excell sheet

Concrete Tunnel Design When a tunnel is excavated in all but the most competent of ground conditions it is an inevitable consequence that some form of support will be required if the tunnel is to retain adequate stability and/or maintain sufficient dimensions to facilitate its use in the intended manner. The form and function of […]

Calculate Quantities of Materials for Concrete

Calculate Quantities of Materials for Concrete Quantities of materials for the production of required quantity of concrete of given mix proportions can be calculated by absolute volume method. This method is based on the principle that the volume of fully compacted concrete is equal to the absolute volume of all the materials of concrete, i.e. […]