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How to Position Forms for On-Site Spray Application: For the General Public
Hello, everyone. This is Enta. The other day, I was talking with a scholar about the legal framework. When I said, “That’s actually really simple to put together!” he responded with something like, “No, no, that’s actually quite difficult.” Since the scholar’s main focus is research, he wasn’t really familiar with how we go about creating it…
One-Touch Frame
Thanks for all your hard work, everyone. Are you having fun building retaining walls again today? At a site where we installed a retaining wall last month, I used this type of frame for only the second time in my 32-year career in slope stabilization ⬇ It’s a one-touch frame from “Green Ace Co., Ltd.” Basically…
Quality Control for the Simultaneous Application of Mortar Within the Formwork by a Formwork Sprayer and a Mortar Sprayer
Hello, everyone. This is Enta. I’d like to write about how to determine the as-built dimensions when the formwork has been sprayed first. How do you measure the as-built dimensions of a slope formwork that’s already been installed? It really depends on your approach, but I’ll use a 300 slope formwork as an example…
In formwork construction, should the mortar inside the formwork be sprayed at the same time!? Or not!??
Hello, everyone. This is Enta. How do you go about spraying mortar inside formwork? Do you spray it all at once, or in separate passes? I actually wrote about this topic before, lol. This time, I’d like to go over the pros and cons. Should I start by spraying the formwork…
Why is mortar used instead of concrete in formwork construction?
Hello, everyone. This is Enta. Do you guys do formwork spraying?? Why is mortar used for formwork spraying, anyway? Back in the day, we used to submit quite a few technical reports on that. That’s because formwork was included in the design for shotcrete work, and mortar…
Maximum Limits for Legal-Frame Construction in Confined Areas
Hello, everyone. This is Enta. Do you know the minimum construction clearance for steel-frame construction? What I’m getting at is, on a cramped job site, how close to the structure behind can you actually work? There are some super tight spots when doing work on steep slopes, you know~ lol. Even the designers…
It means they're selling construction services
Hello, everyone. This is Enta. You know those anchor pins used in retaining wall construction, right? There’s usually one at the intersection and about two to six on the crossbeams. Even when installing rock bolts or ground anchors in the center, they’re driven into the ends of the intersection. Rock bolts…
You can't just cut corners when it comes to legal loopholes!!
Hello, everyone. It’s Enta here. I’ve been working on concrete projects lately, so I’m super sensitive to the weather lol. “Will we be able to pour the concrete!?” “If we can’t pour it here, the schedule will be in trouble…” I’m thinking all this while I’m doing paperwork at the office lol. Anyway, the other day at a job site, there was one thing that was just a disaster…
This Is What "Air Cleaning"—a Common Practice in Spray Coating—Is All About!
Hello, everyone. This is Enta. You’ve probably heard the term “air cleaning” in the context of spray coating, right? I’m sure you’ve seen photos of air cleaning being performed like this. Well, to be honest, I bet you’re thinking, “What on earth is that?” lol To put it simply…



