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An Investigation on the Analysis of Beam and Raft Slab Using Staad Pro

Modern codes of practice are increasingly recognising the computational power of structural analysis  softwares. Staad Pro is a renowned structural analysis and design software...

Use of Polystyrene in Ribbed Slabs: Structural Design Example

For long span slabs in a building subjected to light load, ribbed slabs are more economical than solid slabs. In ribbed slab construction, reduction...

How to Design RC Beams for Heavy Shear Load

Shear failure usually occurs in form diagonal cracks, and must be checked under ultimate limit state during the structural design of buildings. In reinforced...

Structural Design of Swimming Pools and Underground Water Tanks

I spent a large part of the last few months developing the contents of this booklet on 'Structural Design of Underground Water Tanks and...

Bonding of Old and New Concrete

In construction, there always comes a time when there is need to bond old hardened concrete (substrate) with fresh concrete topping/overlay. This post aims...

Design Example of Punching Shear in Slabs (Eurocode 2)

For the flat slab with the general arrangement as shown below, let us design the punching shear for column B1 given the following design information; Ultimate axial...

Use of Rice Husk Ash in Concrete: Literature Review

1.0 Introduction A pozzolan is a siliceous or aluminosiliceous material that, in finely divided form and in the presence of moisture, chemically reacts with the...

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Formulas for Calculating Different Properties of Concrete from Compressive Strength

The most basic test done on concrete in most laboratories is the compressive strength test. Sometimes other properties of concrete such as...

Structural Design of Encased Steel Columns

Composite sections of concrete and steel have a lot of advantages especially in the structural performance and fire resistance of a building....

Difference between Autogenous and Drying Shrinkage of Concrete

Autogenous shrinkage is caused by self-dessication in young concrete as water is consumed during hydration reaction. This occurs majorly within the early...

Specification of Concrete for Water Retaining Structures

In the year 2018, we made a successful publication on Analysis and Design of Swimming Pools and Underground Water Tanks. In this post, we...