Plus Icons

5 Ways concrete can fail, and how to avoid them | Building ...

Aug 11, 2010· Concrete is one of most durable manmade materials, but even this old industry workhorse has its weaknesses. Exposure to harsh weather, reactions with common elements, and poor construction can all lead to concrete failure. Michael Brainerd, principal at Boston-based Simpson Gumpertz & Heger, details five common ways concrete can meet its demise, and offers advice on …

Keep Reading
Plus Icons

ENVIRONMENTAL IMPACTS OF CEMENT PRODUCTION

production in Europe. Key words: cement, cement industry, emissions. Introduction. Concrete is the most common construction material used in building industry. Cement is a basic component of concrete used for building and civil engineering construction. On average approximately 1 ton of concrete is produced each year for every human being in ...

Keep Reading
Plus Icons

Concrete Slab Surface Defects: Causes, Prevention, Repair

Design and Control of Concrete Mixtures, EB001, and Diagnosis and Control of Alkali-Aggregate Reactions in Concrete, IS413. Crazing Crazing, a network pattern of fine cracks that do not penetrate much below the surface, is caused by minor surface shrinkage Concrete Slab Surface Defects: Causes, Prevention, Repair Figure 3.

Keep Reading
Plus Icons

(PDF) Environmental Impact of Concrete - ResearchGate

Oct 20, 2009· The use of concrete represents about 65% of all the building materials in the world [4]. This leads to overproduction of cement that results to environmental issues such as water pollution [5 ...

Keep Reading
Plus Icons

Concrete: the most destructive material on Earth | Cities ...

Feb 25, 2019· Feb 25, 2019· Taking in all stages of production, concrete is said to be responsible for 4-8% of the world's CO2. Among materials, only coal, oil and gas are a …

Keep Reading
Plus Icons

Types and Causes of Concrete Deterioration

reaction products react further with dissolved oxygen leads to internal stress within the concrete that may be sufficient to cause cracking and spalling of the concrete cover. Corrosion of embedded metals in concrete can be greatly re-duced by placing crack-free concrete with …

Keep Reading
Plus Icons

How to Solve Common Concrete Problems in Construction

Nov 20, 2019· How to avoid crazed concrete: Cure the concrete in a timely manner. Use a moderate slump concrete without bleeding and segregation. Do not finish concrete until all water has evaporated. Do not dust dry cement on the surface while water is present. Do not …

Keep Reading
Plus Icons

Concrete is tipping us into climate catastrophe. It's ...

Feb 25, 2019· Feb 25, 2019· Concrete causes up to 8% of global CO2 emissions; if it were a country it would be the world's worst culprit after the US and China. ... products by …

Keep Reading
Plus Icons

Emissions from the Cement Industry

May 09, 2012· May 09, 2012· Its production is growing by 2.5 percent annually, and is expected to rise from 2.55 billion tons in 2006 to 3.7-4.4 billion tons by 2050. Manufacture of Cement. Though "cement" and "concrete" are often used interchangeably, concrete is actually the final product made from cement. The primary component of cement is limestone.

Keep Reading
Plus Icons

Global Warming Has Concrete Problem When It Comes to CO2 ...

Oct 04, 2019· Carbon dioxide and methane are the two greenhouse gas most responsible for global warming. The carbon dioxide emissions from the production of concrete are so high that if concrete were a country, it would be the third-largest emitter of CO2 behind China and the United States. Concrete is the most widely used artificial material in existence.

Keep Reading
Plus Icons

what are the Six Most Common Causes of weak concrete ...

Aug 12, 2019· The six most common causes of low-strength concrete breaks are: 1. Concrete Mix Design: The concrete mix does not gain strength in the time that had been specified, making compressive strength testing lower than expected. This may happen if the wrong mix has been sent or if water is added to a mix to make it easier to place, resulting in a ...

Keep Reading
Plus Icons

3 Hazards Of Concrete Manufacturing That You Should Be ...

Oct 03, 2018· Oct 03, 2018· Since anything but oxygen in your lungs is bad, commercial concrete work requires most employees to wear respirators (P-, N- or R-95) to minimize cement dust (of which portland is the most common) inhalation. Skin contact can either cause mild irritation or severe chemical burns, and everything in between.

Keep Reading
Plus Icons

Cement and Concrete: Environmental Considerations ...

Mar 01, 1993· Concrete and other cementitious materials have both environmental advantages and disadvantages. This article takes a look at how these materials are made, then reviews a number of environmental considerations relating to their production, use, and eventual disposal. Cement and Concrete Production. Cement is the key ingredient in concrete products.

Keep Reading
Plus Icons

A surprising contributor to climate change: concrete ...

Oct 21, 2014· Concrete is the most common man-made material on earth. So if its CO2 emissions could be reduced by even a tiny fraction, the environmental impact would be huge.

Keep Reading
Plus Icons

Environmental impact of concrete - Wikipedia

The environmental impact of concrete, its manufacture and applications, are complex.Some effects are harmful; others welcome. Many depend on circumstances. A major component of concrete is cement, which has its own environmental and social impacts and contributes largely to those of concrete.. The cement industry is one of the main producers of carbon dioxide, a potent greenhouse gas.

Keep Reading

Do you have any questions ?

Whether you want to work with us or are interested in learning more about our products,we’d love to hear from you.