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6.6-magnitude earthquake shakes Indonesia’s capital: buildings collapsed, no tsunami alert

Parts of Indonesia’s main island of Java were shaken by a powerful earthquake of 6.6-magnitude on Friday. The quake caused damage to buildings and houses while it sent people into the streets. Accord...

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Bamboo structural design in crucial position at seminar on Cement Bamboo Frame Technology (CBFT)

As part of its advocacy to elevate bamboo into a mainstream construction material, Base Bahay Foundation held last month a Continuing Professional Development (CPD) seminar-workshop titled, “Cement B...

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Plans for carbon-neutral homes in England are a step back according to experts

According to industry experts, the government’s new building regulations were supposed to be the blueprint for carbon-neutral homes, helping the country reach net zero by 2030, but instead are a step...

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Ireland: Bridge collapses in Wexford after heavy flooding

A bridge collapsed at Wilton Bree, Wexford, Ireland and another bridge at Kilcarbry in Enniscorthy was "severely damaged". The Minister of State with responsibility for the Office of Public Works...

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6.9 Magnitude Earthquake Shakes Remote Area in Western China – 4 people injured

A magnitude 6.9 overnight earthquake shook a sparsely populated area in western China early Saturday and forced the suspension of high-speed rail service because of tunnel damage, authorities said....

Industry Section

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Turning it up a notch

Keller recently brought its engineering expertise and experience of working on open water to a challenging project at one of America’s largest ports – saving the client considerable time and money al...

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Keller donates £300,000 to Vaccines Appeal

Keller is proud to announce a funding contribution of £300,000 to UNICEF's COVID-19 Vaccines Appeal. This funding will help UNICEF to deliver two billion doses of vaccines by the start of 2022 for fr...

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Keller acquires Voges

Keller North America (Keller) announces the acquisition of Voges Drilling Inc., a drilled shaft contractor in New Braunfels, Texas, with over 30 years of experience. Acquisition of Voges further expa...

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Keller ranks #1 on on Excavation and Foundation firms for 2021 ENR

Engineering News Record (ENR) ranks for the third year in a row Keller #1 Excavation and Foundation firm. This is Keller’s third year holding this top position. Before 2019, this position was held by...

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Keller launches new global wellbeing framework

In an ever-changing world, it has never been more important to support employee mental health and wellbeing. Prioritizing wellbeing not only enhances our employees’ health and happiness, it makes goo...

Education

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Maximum Factored Vertical Shear

A simply supported beam (Figure) with a span of L=20ft is subjected to a uniform service load of 1200 lb/ft, including self weight, and a live load of 900 lb/ft. Determine the maximum factored...

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Flexular Crack in Concrete Beam

For the simply supported beam of Figure 1, determine the uniformly distributed load, q, at which the flexural crack forms. The beam has a length L=7m, and f’c=25Mpa. Figure 1: Cross-section of Con...

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Calculate the vertical deflection of a beam

Calculate the vertical deflection of the beam (magnitude and direction) at the midpoint of the central span (point A) Solution Use virtual work method: Virtual Structure From Equilibrium: Shea...

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Truss vs Cable

Truss and cable elements are defined by their ability to carry solely axial loads. Nonetheless, since cables have no stiffness when loaded in compression, they function only in tension. Moreover,...

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Spring Assemblies in Series/Parallel: Two Springs in Series

Based on Figure 1, we get: where: In matrix form, the above can be re-written as: Example Figure 2: Two Springs in Series - Example  Calculate k1, δ2, and f3. Solution Ba...

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Calculate the variation in length of the rod

The rod of the picture is loaded with the force 2P which is uniformly distributed on Section D where applied. If the material of the rod is homogenous with Elastic Modulus E find the variation in len...

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Allowable shear force of the girder

Calculate the maximum allowable shear force Vmax for the girder. The welded steel girder is having the cross section shown in the figure. It is fabricated of two 500 mm x 50 mm flange plates and a 50...

Books

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Structural Engineering Solved Problems

Structural Engineering Solved Problems contains 100 practice problems representing a broad range of topics on the Structural Engineering (SE) and Civil PE exams. Each problem provides an opportunity t...

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Structural Depth Reference Manual for the Civil PE Exam, Fourth Edition

The Structural Depth Reference Manual prepares you for the structural depth section of the Civil PE exam. It provides a concise, yet comprehensive review of the structural depth section exam topics an...

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Structural Depth Practice Exams for the Civil PE Exam

Structural Depth Practice Exams contains two 40-problem, multiple-choice exams consistent with the NCEES Civil PE structural depth exam's format and specifications. Like the actual exam, the problems...