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Construction Sequence for On-Site Sprayed Concrete Formwork in Slope Construction (Part 2)
Hello, everyone. This is Enta. How’s your Golden Week going? I went to a BBQ at Wakazono Manufacturing and ate meat starting at noon—by evening, I had heartburn lol. I’m an old guy whose stomach’s a mess... This is a continuation of my recent post on formwork. Construction Sequence for On-Site Cast-in-Place Formwork in Slope Construction (Part 1) &nb…
Construction Sequence for On-Site Sprayed Concrete Formwork in Slope Construction (Part 1)
Hello, everyone. This is Enta. Is everyone enjoying the Golden Week holiday in full swing? I’m having fun lazing around while I work, too, lol. In this post, I’d like to explain the on-site sprayed concrete formwork method for government agencies, construction companies, and general contractors ^^ The site in the photo is from 13 years ago. A disaster…
Slope Construction Problem 3 (Answer for Lattice Installation)
Hello, everyone. This is Enta. Slope Stabilization Problem 3 (Lattice Reinforcement). Here are the answers to the previous Slope Stabilization Problem 3. This is actually a pretty simple concept: just drive in lots of large pins (φ16 × 400)! That’s the key. As for the small pins (φ9 × 200), they’re short, so I guess there’s no helping it…
Slope Construction Problem 3 (Lattice Installation)
Hello, everyone. This is Enta. I’ve been getting work requests from all over this year, so I’m much busier than last year. It feels like things are a bit slow in the Kanto region, though—maybe that’ll pick up soon... Here’s Problem 3 on slope stabilization! Slope retaining structures, shotcrete, vegetation engineering, and more…
Slope Construction Problem 1 (Answers for Slope Framing and Rebar Insertion)
Hello, everyone. This is Enta. Slope Stabilization Problem 1 (Slope Retaining Structures and Rebar Insertion). Here are the answers to the previous Slope Stabilization Problem 1. Since a perfect-score answer was posted in the comments section the other day, I’ll just use that, but I’ll provide an explanation just in case. If an inspector were to ask, “Isn’t this part substandard?”…
Slope Construction Problem 1 (Slope Framing and Rebar Insertion)
Hello, everyone. This is Enta. Starting with this post, I’ve decided to launch a new series called “Slope Construction Problems.” In this series, I’ll be answering the various questions and inquiries I received during final inspections back when I was a construction supervisor. I hope you find it helpful ^^ Regarding the type of ground mentioned above…
When it comes to winter spray application, mixing with hot water is the best way to prevent freeze damage!
Hello, everyone. This is Enta. Do you remember my previous article on mixing with hot water? By mixing “cement milk” with hot water, you can raise the mixing temperature during concrete placement. I think this is the best way to improve quality, especially during the winter. The other day, I started working on the formwork…
Tips for Installing Cutouts in Legal-Size Frames | How to Ensure a Tight Fit for the Load-Bearing Plate
Hello, everyone. This is Enta. The temperature swings have been getting pretty extreme lately, haven’t they? Let’s make sure to bundle up while we work ^^ Cutting out boxes: This involves cutting out openings in the retaining wall (holes for inserting void pipes or PVC pipes, which are needed later for rebar installation and anchor work), but the slope contractors are installing…
Slope of Drainage Concrete in Formwork Construction | Difference from Drainage Pipes
Hello, everyone. This is Enta. The other day, I was doing some TIG welding, but I was doing it without wearing a welding mask. Since TIG welding involves pressing the switch in short bursts (spot welding), I figured I’d be fine—but I ended up getting a massive sunburn lol. Getting sunburned in the middle of the day…



