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Cost of Reinforcement Works in Nigeria

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Installation of reinforcements is an important item of work in the construction of reinforced concrete structures. The cost of reinforcement works therefore significantly impacts...

Technical Guide: Detailing and Arrangement of Beam Reinforcements on Site

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Beams are horizontal structural elements used for supporting lateral loads. In conventional reinforced concrete structures, beams usually receive load from the floor slab, but...

Design of Shear Walls

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Shear walls are structural members that provide additional lateral stiffness to a building by resisting shear, moment, and axial forces, which are produced due...

BRIDGES

Waste Tyres can Improve Seismic Performance of Integral Abutment Bridges

Resuse of about 1.5 billion waste tyres that are produced annually worldwide inspired this research on the behaviour of rubberised backfills for integral abutment...

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 and horizontal actions...

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 Influence Lines for Beams With Overhangs

Influence lines can be used to obtain the static effects of moving loads on structures. The action effects that can be evaluated at any...

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 the foundation. They...

Difference Between Bridge and Culvert

It is generally said that all culverts are bridges but not all bridges are culverts. Bridges are structures that are designed to span over...

GENERAL CIVIL ENGINEERING

High Rise Timber Building to be Constructed in Tokyo

Mitsui Fudosan and Takenaka Corporation has commenced plans to develop a 70 metres high timber building in Tokyo's Nihonbashi district. The 17 storey building when...

Lateral Deflection of Multi-storey Rigid Frame Buildings under the Action of Wind Load

Rigid frames, rigid planar shear walls, coupled shear walls, and cores are usually employed for the bracing system of a multi-storey building. These different...

Column Axial Shortening in Tall Buildings

When a vertical compressive load is applied to a column, it shortens. Axial shortening takes place in all structures but when reaching great heights...

BRIDGES

Functions and Types of Bearings for Contemporary Bridges

Bearings are ancillary bridge components that facilitate the transfer of traffic actions, permanent actions, and other environmental actions from the bridge deck down to...

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STRUCTURAL ANALYSIS

On the Deformation of Statically Indeterminate Frames Using Force Method

Structures deform when loaded. These deformations are often expressed in the form of deflections (translations) and rotations (slope). The knowledge about the deformation of...

Analysis of Continuous Beams with Partially Distributed Load Using Force Method and Clapeyron’s Theorem

For the continuous beam loaded as shown above, it is desired to find the bending moments at the critical points using force method (method...

Static and Kinematic Determinacy of Structures

A structure is a system of connected parts designed to resist load. Kinematical analysis is very important in the evaluation of the capacity of...

Question of the Day (25/06/2018)

Structville daily questions From now henceforth, Structville will be publishing daily questions on different aspects of civil engineering. You are expected to enter your response...

Analysis and Design of Arch Bridges

The use of arches as a structural form can be dated back to antiquity. Arch structures are unique structural forms which resists forces majorly...

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 that there...

Example on Structural Design of Waffle Slab

Waffle slabs can be described as the equivalent of 2-way solid slabs especially when the spans are large, and ribbed system is to be...

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. The closed...

Latest Reviews

High Temperature Behaviour of Concrete Produced with Desert Sand

There has always been some issues with the use of desert sand as a construction material due to the fact that it is too...

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 and wastewater, electrical...

Effects of Trees on Wind Comfort of Pedestrians

Pedestrian wind comfort can be improved when horizontally incoming airflow passes through trees in the urban areas. This is according to recent research carried...

Deep Learning can be used to Detect Cracks in Fire Damaged Structures

Researchers from Ewha Womans University, Seoul, South Korea, have proposed a machine learning technique for detecting surface cracks on fire damaged concrete. Even though...

Modeling of Soils Using Isogeometric Analysis

Researchers from the Department of Construction Sciences, Lund University, Sweden have presented isogeometric analysis as an alternative to finite element analysis for modelling of...

GENERAL

Structural Design of Pile Caps Using Strut and Tie Model (EC 2)

Pile caps are concrete mats that rests on piles with adequate rigidity to transfer the column loads to the piles. Piles are provided as...

Design of Large Span Cantilever Structures

Large span cantilevers are delightful to everyone, but very challenging to engineers during design. This is because the engineer is battling with a lot...

Load Transfer from Slab to Beams – A Comparative Analysis

In the design of reinforced concrete structures, floor loads are usually transferred from slabs to beams, and from the beams, the loads are transferred...

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...

How to Analyse Sub-frames For Column Design Moment

In our last post, I highlighted the different methods of loading sub-frames such as to obtain the maximum design moment on the columns (Follow...

Free MATLAB Code for Flexural Design of R.C. Sections According to EC2

In this post, I am going to present an extremely simplified MATLAB code for carrying out flexural design of reinforced concrete beams (rectangular or...

CONCRETE STRUCTURES

Deflection is one of the most important serviceability limit state criteria in the design of reinforced concrete structures. Excessive deflection in a structure can...
Crack width is calculated by multiplying the crack inducing strain by the crack spacing (i.e. the movement over a length equal to the crack...

GEOTECHNICS

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...

Solved Example on the Analysis of Internal Stresses in Frames Due to Settlement of Support

In this post, an indeterminate frame whose support has been subjected to an indirect action of differential settlement has been presented and fully solved....

Plates on Elastic Foundation

Many problems of practical importance can be related to the solution of plates resting on an elastic foundation. Reinforced concrete pavements of highways and...

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...

STEEL DESIGN

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 cut from the...

Effects of Wind on Different Configurations of Masts

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

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. For columns...

Design of Composite Slab with Profile Metal Deck

Composite slab with profiled metal decking provides economical solutions for floors of steel framed building systems. This is because they are easier to install,...

Construction

Inclusion of women in construction industry

Growing up as a Nigerian from one of the least developed communities, I have identified that our continent Africa and Nigeria in particular has...

Cement Standards and Applications in Nigeria

Cement is one of the most popular construction materials in Nigeria, and has been extensively utilised in civil engineering works such as building construction,...

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...

Difference Between Pile Load Test and Pile Integrity Test

Pile foundations are slender structures used to transmit superstructure load to firmer sub-soil stratum beneath the natural ground surface. They can also be used...

LATEST ARTICLES

Cost of Reinforcement Works in Nigeria

Installation of reinforcements is an important item of work in the construction of reinforced concrete structures. The cost of reinforcement works therefore significantly impacts...

Design of Shear Walls

Shear walls are structural members that provide additional lateral stiffness to a building by resisting shear, moment, and axial forces, which are produced due...

Technical Guide: Detailing and Arrangement of Beam Reinforcements on Site

Beams are horizontal structural elements used for supporting lateral loads. In conventional reinforced concrete structures, beams usually receive load from the floor slab, but...

New Insights on the Failure of Fukae Bridge (Kobe 1995)

Researchers from the Department of Civil, Environmental, and Geomatic Engineering, ETH Zurich, Switzerland have offered new insights on the failure of Fukae Bridge during...

Structural Design Challenge | Explore your creativity

Building design concepts all over the world are evolving on a daily basis. Architects are coming up with different ways of making buildings appear...

Precast Lintels: A Cost and Time-Saving Solution in Construction

A lintel is a secondary structural member used to support a wall spanning above an opening in a masonry wall. They are usually categorised...

Elastic Analysis of Circular Plates

A plate is a flat structural element that has a thickness that is small compared with the lateral dimensions. Plates are bounded by two...

Bar Bending Schedule: Preparation, Applications, and Standards

On a construction site, there are different quality control/quality assurance systems to ensure the efficient delivery of a project. One of these is the...

Shear Wall-Frame Interaction in High-Rise Buildings

Shear walls and frames (comprising of columns and beams) are distinct structural systems that can be used in resisting lateral actions in high-rise buildings....

Bracing Systems in a High-Rise Building

The bracing system (stabilising components) of a high-rise building is normally made up of different units: frameworks (beams and columns), shear walls, coupled shear...

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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