Let’s just say a good story is a good story and good information is good information. While some of the following were popular in the previous months as well, the data found a few new items that also stood out.
Here are the most popular stories of December 2020, whether it’s news, articles or videos.
Hey, did you know it’s winter? Colder temperatures slow down work, snow must be taken care of, etc. Yet the work must continue. As such, cold-weather concrete working has come to be a popular interest. One of them is how to improve cold weather concrete pouring with calcium chloride. There are limits to where and when you can use it, but this article seems to answer a few questions.
Kim Basham wrote 10 great rules for contraction joint design dealing with layout, maximum joint spacing, joint depth and saw cut timing. No mention on if these change for the cold weather though.
Can a leak be viral?
It’s as viral as it can get. The UK’s longest concrete pour time lapse for the Kinkley Point C reactor continues to be popular. Here is your chance to check it out if you haven’t seen it yet.
The December 2020 Concrete Contractor cover story discussed the moves underway to reduce the carbon footprint of concrete and cement. An extract:
For how long it lasts, many considered the carbon footprint of concrete to be relatively small. Cement, however, produced 2.2 billion tonnes of carbon dioxide (CO2) in 2016, or 4% of total emissions, according to the Emissions Database for Global Atmospheric Research, making it the one of the biggest contributors to climate change. Improving the carbon footprint of cement and concrete is also important, as cement production is expected to increase by 25% by 2030, as cities around the world urbanize.
Gigi Wood is writing a great story about the work being done by the major players in the industry at the end of 2020.
Cold weather # 2
From the outset, you have to plan when and if you want to pour temperatures near the freezing point. Make sure everyone has their hot PPE, thaw that floor, and get to work. John Kulczycki explains how improved concrete design and pouring methods make it easier to work in cold weather.
Cold weather # 3
A contractor from Wisconsin wrote to Jim Baty II about the cold weather casting. They write “CoCold weather concrete foundation pours will be affected by temperatures between 30 and 40 or less. How do I assure my clients and our home inspectors that the walls will perform as expected? “
Check out Jim’s answer for more information on cold weather concreting.
Time and cost
Is it safe to say that both are generally quite important? This story of Curb Roller Manufacturing found some influence in the story of Realm Construction’s unconventional solution to finally solve a lingering problem for the Missouri Department of Transportation. “We try to encourage innovation on every project,” said Daulton. “I had never seen anything like it, but our entrepreneurs and manufacturers in the industry often have new ideas and the best answers. So we were open to it.
Disputes swept away
The specifications of the job owner and architect often vary and can lead to costly litigation. Our contributor Kim Basham explains that a few general good practices can help entrepreneurs avoid these conflicts and keep projects on track.