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Sunday, July 5, 2020

Ubani Obinna

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A dynamic civil engineer with vast experience in research, design, and construction of civil engineering infrastructures. He is a member of the Nigerian Society of Engineers. Reach him at ubani@structville.com

Analysis of Box Girder Bridges Using Staad Pro

A box girder is formed when two web plates are joined by a common flange at both the top and the bottom....

Procedures in Setting out of Reinforced Concrete Columns

Columns are critical structural elements used in transmitting superstructure load to the substructure. As a result, their stability and structural resistance is...

How to Achieve Grade 25 Concrete on Site

The characteristic compressive strength of concrete to be used in construction is usually specified in the working drawings, design calculation sheets, and...

Structural Design of Ribbed Slabs

Ribbed slab is a type of reinforced concrete slabs in which some of the volume of concrete in the tension zone is...

Construction of Underground Water/Septic Tanks by Sinking

Underground water retaining structures have wide applications in residential, commercial, and industrial buildings. According to Lagos State Development Laws (2005), a building...

Calculation of Natural Frequency of Multi-Storey Frames

A multi-storey building can develop lateral vibrations in the two principal directions and torsional vibration around its vertical shear centre axis. The natural frequency...

3D Soil-Structure Interaction Analysis of Cantilever Retaining Walls

Retaining walls are structures used to retain earth fill, and have found wide applications in buildings and highway construction. Traditionally, cantilever retaining...

Analysis of Moving Load on Bridges Using Staad Pro

Every code of practice for bridge design has provision for modelling of traffic action as moving loads. This is similar to the idea of...

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....

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Most Read

Effects of Wind on Different Configurations of Telecommunication Masts

Telecommunication masts or towers are tall structures that are designed for transmission of telecommunication signals or for radio/television broadcasting. Telecom masts...

Lapping of Reinforcements and Use of Rebar Couplers – Peculiarities and Differences

In reinforced concrete buildings, it is almost impossible to carry out construction without lapping reinforcements at one point or another. This...

Water Bars (Water Stops) – Uses, Types, and Applications

In reinforced concrete water retaining/excluding structures, a potential source of leakage or water ingress is the construction joint, and that is...

Structville Announces Webinar on Design of Roof Trusses (July, 2020)

In our core commitment to provide a flexible platform for learning, improvement, and disseminating civil engineering knowledge, we are delighted to...
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