Experts

ACCIONA and a Multidisciplinary Approach to Concrete 3D Printing

ACCIONA and a Multidisciplinary Approach to Concrete 3D Printing

In our most recent roundup of 3D printing webinars and events, we told you about the free “Let’s Talk Concrete 3D Printing: A Multidisciplinary Approach” webinar by Spanish company ACCIONA. The webinar, held the morning of June 30, lasted about 100 minutes and focused...

Polypropylene Fiber Reinforced Concrete 

Polypropylene Fiber Reinforced Concrete 

The capability of durable structure to resist weathering action, chemical attack, abrasion and other degradation processes during its service life with the minimal maintenance is equally important as the capacity of a structure to resist the loads applied on it....

Multiemployer Construction Sites in the COVID-19 Era

Multiemployer Construction Sites in the COVID-19 Era

Employers have encountered COVID-19-related unique and challenging workplace law circumstances in multiemployer construction sites. For example, a hospital under construction may have imposed COVID-19 testing requirements on its general contractor, which, in turn,...

Environmental Groups Propose Lailings Dam Safety Standards

Environmental Groups Propose Lailings Dam Safety Standards

(Reuters) - Mining companies should be required to buy private insurance for tailings dams and their board of directors should be held legally responsible for any disasters, a coalition of 140 environmental groups said in a report published on Tuesday. The...

Review on Advantages and Disadvantages of Frame Structures

Review on Advantages and Disadvantages of Frame Structures

Brief  Discover the advantages and disadvantages of frame structures in civil engineering. Learn about their flexibility, strength, and cost-effectiveness, and compare them with masonry, timber, and modular buildings to make informed decisions for your projects....

Bolted Connections and Advantages of Bolted Connections

Bolted Connections and Advantages of Bolted Connections

Any steel structure is an assemblage of different members such as beam, columns, and tension members, which are fastened or connected to one another, usually at the member ends. Many members in a steel structure may themselves be made of different components such as...

Prepping, Placing & Finishing Medium to Large Concrete Slab on Grade

Prepping, Placing & Finishing Medium to Large Concrete Slab on Grade

Well compacted, smooth subgrade is Part 1 in making successful slabs; Part 2 will cover formwork, joint details, vapor barriers and reinforcing. The concrete slab can be thought of as the wearing cap for the building pad and base course. A well compacted and smooth...

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