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IABSE Invites Participants and calls for Abstracts for Ghent 2021

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The International Association of Bridge and Structural Engineering (IABSE) has announced that the IABSE Congress Ghent 2021 will be held from...

The Role of Compression Steel in Deflection of Reinforced Concrete Structures

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Deflection is one of the most important serviceability limit state criteria in the design of reinforced concrete structures. Excessive deflection in...

BRIDGES

Loading and Design of Box Culverts to Eurocodes

Introduction A culvert is a drainage structure designed to convey storm water or stream of limited flow across a roadway. Culverts can consist of single...

Analysis and Design of Pedestrian Bridge Using Staad Pro

Pedestrian bridges (footbridges) are structures designed to enable human beings cross over obstacles such as busy highways, water bodies, gullies, etc. There are several...

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....

Application of Courbon’s Theory in Analysis of T-Beam Bridge Decks

Courbon’s theory is one of the popular classical methods of analysing slab and beam girder (T-beam) bridges. However, the results obtained from...

How to Apply Load Model 1 (LM 1) on Highway Bridges

Introduction In the Eurocodes, traffic load models were calibrated for highway bridges having carriageway width less than 42m, and span length up to 200m. The...

Analysis of Vehicle Collision on Bridge Piers

EN 1991-1-7 discussed and gave guidance on accidental actions and their applications in the design calculations for bridge structures. It is obvious...

GENERAL CIVIL ENGINEERING

Design for Fensheng 101 Skyscraper Unveiled

The design for the Fensheng 101 Skyscraper has been unveiled by GWP Architects. The project has a total construction area of approximately...

Definition of a Tall Building

The term ‘tall building’ is relative to the environment under consideration. A four storey building located among bungalows in an area...

How To Apply Wind Load on High Rise Buildings

The effect of wind on a building gets more significant as the height of the building increases. In this post, wind load analysis has...

BRIDGES

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STRUCTURAL ANALYSIS

ANALYSIS OF STATICALLY INDETERMINATE FRAMES USING FORCE AND DISPLACEMENT METHODS

It is a well known fact that there are two basic methods of analysing statically indeterminate structures which are; 1. Flexibility methods (also known as...

Analysis and Design of Box Culvert Using Staad Pro

In our last post, we were able to establish how we can load box culverts properly. If you missed the post, kindly follow the...

Example on the Analysis and Design of Continuous Slab and Beam Footing Per BS 8110-1:1997

The design presented here is just an excerpt from my final year project ‘Structural Analysis and Design of 35,000 Capacity Reinforced Concrete Stadium’. After...

Analysis of Sub-Frames Using Stiffness Method: A solved Example

Several codes of practice in the world allow us to idealise structures into 2-dimensional frames for the purpose of simplified analysis. For sub-frames, it...

Preliminary Plastic Analysis of Portal Frames

Steel portal frames provide economical solution for construction of industrial structures, warehouses, churches or other buildings with large enclosures. The loading scheme on portal...

Analysis of Statically Indeterminate Truss Using Force Method: Solved Example

Introduction Indeterminate trusses are analysed usually analysed using force method or direct stiffness method. In this post, we are going to analyse step by step,...

Effects of Temperature Difference on Cylindrical Tanks

In our last post, we were able to evaluate the effect of temperature difference on rectangular tanks. In this article, we are...

Structural Analysis of Portal Frames Subjected to Gravity Load

Gravity actions are normally used for verification of portal frames for lateral, buckling, and torsional stability. Elastic analysis and design of portal...

Latest Reviews

Reputable Journals in Geotechnical Engineering

Geotechnical engineering is the application of engineering principles to the acquisition, interpretation, and use of knowledge of materials of the Earth's crust...

3D Building Services Systems Integration in Design of Buildings

Building service systems (BSS) are important components that makes a building functional and habitable. BSS includes piping network of fresh water...

TMT Reinforcements Can Change Design Specifications in Nigeria

Nigeria’s reinforcement market is usually categorised into ‘local’ and ‘foreign’ reinforcements which are priced differently in the market. Local reinforcements are...

BIM can Assist Construction Robots in Object Recognition

The construction industry remains one of the least automated industries which depend on manual human labour for maximum productivity. The role...

The Role of Compression Steel in Deflection of Reinforced Concrete Structures

Deflection is one of the most important serviceability limit state criteria in the design of reinforced concrete structures. Excessive deflection in...

GENERAL

Manual Design of Beam and Raft Foundation to Eurocode 2 (free PDF download)

In our last post, we considered the analysis of beam and raft foundation of a G+1 building using Staad Pro software. In this particular...

Standards for Highway Materials in Nigeria

Earth materials are extensively utilised for highway construction in Nigeria. It has been recognised that high quality lateritic soils which are abundant...

Analysis of Bridge Deck Girders under Load Model 1 (EN 1991-2) Using Staad Pro

Bridges are structures designed to span over obstacles, and as such provide access routes for humans, animals, vehicles, fluid, and other objects as may...

Analysis and Design of Cantilever Retaining Walls on Staad Pro

In this post, we are going to show how cantilever retaining walls can be analysed and designed on Staad Pro software, and also compare...

Structural Design of Flat Slabs to Eurocode 2

Flat slabs can offer economical solutions to wider floor spans in a reinforced concrete building. Flat slabs are slabs that are supported directly by...

Download Top Civil Engineering Books for Free on Springer – COVID-19

Springer is a leading global scientific, technical and medical portfolio, providing researchers in academia, scientific institutions and corporate R&D departments with...

CONCRETE STRUCTURES

Concreting or casting days are usually big days for site engineers. It is very typical to see engineers and project managers work...
The most basic test done on concrete in most laboratories is the compressive strength test. Sometimes other properties of concrete such as...

GEOTECHNICS

How to Analyse Retaining Walls for Trapezoidal Load

In the analysis of retaining walls subjected to earth pressure, it is very common to observe trapezoidal load distribution on the walls. Normally, earth...

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...

A simpler Approach to the Design of Ground Beams Using Staad Pro

Ground beams are employed in reinforced concrete substructures for a lot of reasons. Ground beams can be differentiated from plinth beams due to a...

Example on the Analysis and Design of Continuous Slab and Beam Footing Per BS 8110-1:1997

The design presented here is just an excerpt from my final year project ‘Structural Analysis and Design of 35,000 Capacity Reinforced Concrete Stadium’. After...

STEEL DESIGN

Design of Bolted Beam Splice Connections According to EC3

In the erection of steel structures, there is always need to join steel members for the purpose of continuity. We cannot always have full...

Buckling Amplification Factor for Portal Frames Sensitive to 2nd Order Effects

In order to evaluate the sensitivity of a portal frame to 2nd order effects, the buckling amplification factor αcr has to be calculated. This calculation...

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....

New Textbook: Modelling, Analysis, and Design of Overhead Steel Tank Supports

This book has been written to address an area of structural design which is usually neglected by clients, architects, and home...

Construction

Propriety of Bending Schedules for Construction Purposes

Structural engineers usually issue bar bending schedule to clients/contractors after completing design and detailing of reinforced concrete structures. Bar bending schedules usually show the...

What is Site Instruction?

A site instruction is a formal written order given by the heads of a project to contractors or sub-contractors on specific projects issues such...

You can find out why this soak-away excavation collapsed..

This soak-away was being constructed somewhere in Abuja when some part of the soil caved in, and caused considerable damage to the already laid...

Preparation of Bar Bending Schedule For Floor Slabs

Introduction Bar bending schedule is an important structural working document that rightly gives the disposition, bending shape, total length, and quantity of all the reinforcements...

LATEST ARTICLES

IABSE Invites Participants and calls for Abstracts for Ghent 2021

The International Association of Bridge and Structural Engineering (IABSE) has announced that the IABSE Congress Ghent 2021 will be held from...

The Role of Compression Steel in Deflection of Reinforced Concrete Structures

Deflection is one of the most important serviceability limit state criteria in the design of reinforced concrete structures. Excessive deflection in...

Design of Pile Foundation System for Bridge Piers

Piles are the most preferred type of foundation for supporting the piers of overhead bridges. They offer greater resistance to vertical...

Design of Bridge Pier and Pier Cap

Bridge pier caps are horizontal structural members used for transferring bridge deck loads to the piers, before they are transferred to...

Structural Stability of a Ten-Storey Braced Steel Frame

Structural stability is broadly defined as the capacity of a structure to recover equilibrium. As a topic in structural engineering, it...

What is the immediate solution to these geohazards?

Erosion, landslides, earthquakes, etc are identified are geohazards which normally require significant engineering efforts to put their effects under control. While...

Human Factors in Civil Engineering Design and Construction

Human factors or ergonomics is understood to be a body of knowledge that deals with the interaction of human beings with...

The Role of Haunches in Portal Frames

Haunches are usually provided at the eaves of rigid portal frames due to a lot of beneficial reasons. They are usually...

Engineers React to Large Span Cantilever Slab Construction

A structural engineer posted a picture of a large cantilever slab construction on LinkedIn, and so many reactions have followed the...

Understanding Human-Structure Interaction

Recent researches have shown that human beings interact with structural systems undergoing vibration. Initially it was thought that human body is...

Most Popular

PRACTICAL ANALYSIS AND DESIGN OF STEEL ROOF TRUSSES TO EUROCODE 3: A SAMPLE DESIGN

1.0 INTRODUCTION The most widespread alternative for roof construction in Nigeria is the use of trusses, of which timber and steel are the primary choice...

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...

Structural Analysis and Design of Residential Buildings Using Staad.Pro, Orion, and Manual Calculations

This should be a long post, but I am going to try and keep it as brief as possible. This post is more like...

Structural Aspects of Pile Foundation Design: A Practical Example

Geotechnical engineers are expected to hand over soil investigation report to structural engineers, who will proceed to provide the longitudinal reinforcements needed for the...

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