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Monday 3 October 2016

Volume 4, Number 4, July - September 2016


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URL: http://www.drjdbapat.com
Feedback: (1) consult@drjdbapat.com   (2) jdbapat@yahoo.co.in

This e-bulletin is published to share views on the subjects mentioned as above. Dr J D Bapat may not necessarily be in agreement with the views expressed by experts or quoted in links. The products and services are mentioned only to create an awareness, the quality and other aspects should be verified by the buyers/users; quote the reference number when you contact the suppliers. Visit the URL and see title 'Bulletin - Cement & Concrete' for the objective and other editorial details.

This Bulletin directly reaches nearly 20,000 professionals in my network.
Professional Bulletin: View Archives

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Concrete, Mineral and Chemical Admixtures

(a) Curved, Precast Concrete Panels
Colorado-based High Concrete produced 421 curved, precast concrete panels for the exterior of a four-story office project in Philadelphia. Many of the 11-inch-thick, interlocking panels were significantly hollowed to reduce the weight and were each positioned at a different angle and rotation, requiring a high level of precision during the installation. Read more.

(b) Concrete to House Medical Radiation Equipment
The LewisGale Regional Cancer Center in Virginia is undergoing a $15.5 million capital improvement project. Part of the project includes new radiation delivery equipment, which requires a structure made with 750 cubic yards of concrete, including 4-foot-thick walls. Read more.


(c) Floating Concrete Tunnel Underwater

Norway is planning to build a floating concrete tunnel underwater. It is officially called a submerged floating tube-bridge (SFTB), also known as suspended tunnel or most tellingly, an Archimedes Bridge. Read more.


(d) Recycled Materials in Concrete
Using recycled materials like fly ash, calcined clay or blast furnace slag to reduce the amount of Portland cement used as a binding element in concrete can dramatically decrease greenhouse gas emissions. Read more.  

(e) 26,000 concrete segments installed for rail tunnel in Canada
The multibillion-dollar Eglinton Crosstown light rail transit project in Toronto, Canada, includes a 6.2-mile tunnel lined with 4,363 rings made from 26,000 precast concrete segments. Read more.

(f) Dubai's 3D-printed office built at fraction of traditional cost
United Arab Emirates. They’ve recently implemented a multi-tiered strategy that will utilize 3D printing to enhance their construction sector, medical products, and consumer products. Read more.  


(g) Experts Discuss Lessons from Large and Small Dam Projects

Both large and small dams have always been a critical part of the infrastructure that serves the geographically and economically diverse population. However, both also provide risk to their owners.  These risks need to be addressed through ongoing inspection and maintenance. Read more. 


(h) New Bridge Repair Technique 

The Connecticut Department of Transportation has received a national award for a new bridge repair method, developed at UConn, that could significantly decrease the time, lane closures, and cost needed to repair a bridge. Read more.


(i) Concrete Monolith to House Spent Nuclear Fuel
A $4.4 billion, 20-year project has been started to build a "concrete monolith" to store spent nuclear fuel at California's San Onofre Nuclear Generating Station. Read more.


(j) Drones in Construction Industry
Drones are innovating the construction industry by mapping development sites quickly and allowing project managers to monitor progress and spot potential problems. Read more.


(k) Precast Helps Aesthetic Vision Become Reality
Precast concrete is a high performance material that integrates easily with other systems and inherently provides the versatility, efficiency, and resiliency needed to meet the multi-hazard requirements and long-term demands of high performance structures. Read more.


(l) Steel Fiber in Concrete when Building Seismic-Zone Shear Walls 
In quake-prone areas, rebar congestion has long bedeviled contractors. Kopczynski’s solution—adding high-strength wire reinforcement—enhances ductility and shear strength, allowing for less rebar. That, in turn, increases constructibility, productivity and material performance. Read more.


(m) Prefab Bridge Deck Reduces Construction Repair Time
Road construction using prefabricated materials is a recent trend in Delaware and nationally. The U.S. Department of Transportation promotes the technique as a way to quickly upgrade the country's approximately 150,000 bridges that require rehabilitation, repair or total replacement. Read more.


(n) Safe Buildings
Buildings built to the most modern building codes were the safest places to be during Hurricane Sandy. Read more.

Books
(a) Mineral Admixtures in Cement and Concrete, Author: Jayant D. Bapat, CRC Press, Taylor & Francis Group 
Written for engineers, this book focuses on how to make more workable and durable concrete using mineral admixtures. For each mineral admixture, the book looks at manufacturing and processing, physical characteristics, chemical and mineralogical composition, quality control, and reported experiences. It also examines the provisions of national standards on the admixture’s addition to cement and concrete. Offering a deeper understanding of mineral admixtures, it encourages engineers to more effectively use these and other wastes in cement and concrete to support more sustainable growth of the cement and construction industry. Read More.


(b) ACI 301-16: Specifications for Structural Concrete
This is a reference specification that the architect/engineer can apply to any construction project involving structural concrete by citing it in the project specifications. Read more.  

Teaching, Training and Research
(a) Professional Training Course on Durable, High Performance Cement & Concrete with Mineral & Chemical Admixtures
Dr J D Bapat offers professional training course on “Durable, High Performance Cement & Concrete with Mineral & Chemical Admixtures ”. Two-day course is useful for engineers working in cement plants, cement and admixtures marketing, construction sites, higher education. Duration and content: tailor-made as per participants’ requirement. Venue: as per sponsor’s preference. Download brochure. Read more.

(b) Flexible Concrete Developed by Researchers
New type of concrete is said to be bendable yet stronger and longer lasting than regular concrete, according to scientists from the Nanyang Technological University (NTU) - JTC Industrial Infrastructure Innovation Centre. Read more. 


Download/View

(a) Cement Industry in India –Moving Towards Sustainable Growth by Dr J D Bapat
Article Published in Indian Cement Review, Voll.28, No. 4, Nov. 2013, pp 61-63. Download article.

(b) Petcoke as Fuel for Cement Production: Benefits & Challenges. View ppt.

(c) Techno Marketing of Cement, Admixtures and Equipment. View ppt.

(d) Importance of Continuing Education for Professionals Working in Cement, Concrete and Construction
The field of cement, concrete and construction is continuously developing. Professionals need to update knowledge and skills to achieve performance and economy in concrete. View publication and comment.

(e) Workshop on "Achieving Excellence Through Mindfulness": View Details.

Discussions

(a) Join Group: Cement, Concrete and Construction on Linkedin.

(b) Join Group: Indian Society of Cement Engineers (ISCE) on Linkedin.

(c) Join Group: Mineral Admixtures in Cement & Concrete on Linkedin.


Events



(a) 3rd Alternative Fuels Symposium
12-13 October 2016, Duisburg Nord, Germany: Read more.  
(b) 1st Global CemProcess Conference:
24 - 25 April 2017, London: Process optimisation in cement manufacture. Read more.


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