Workability of PC Load-Bearing Slabs | Installation of a 2-metric-ton Load and Measures to Address Uneven Loading from Backfill
Hello, everyone. It’s Enta here. It’s been scorching hot, hasn’t it! But the forecast says it’s going to rain nonstop next week… Huh? Is it the rainy season already?? Even so, there’s only half a year left in 2023! Actually, so far this year, I’ve only really worked in January, February, and March… lol. This year’s sales…
Tackling Hard Rock Drilling with a Down-the-Hole Hammer | Steps to Increase the Number of Bits
Hello, everyone. This is Enta. Are you able to adapt your construction work to the conditions on-site? Well, since our job (as slope engineers) involves working according to the current state of the mountain, we’re relatively flexible in adapting to various situations—but how well can you handle different scenarios? The condition of the natural ground looks something like this…
Challenging projects are definitely more fun!
Hello, everyone. This is Enta. A project that took three years has finally wrapped up, lol. It was a temporary anchor installation job, and it was quite a challenge. Year 1: We started construction but couldn’t proceed due to a design error, so Enta redesigned it and re-installed the first and second tiers. 1.5 years in: A major design…
What the heck is weather resistance?!
Hello, everyone. This is Enta. Continuing from last time, here’s the leveling mat used on the underside of the load-bearing plate. The truth about its weather resistance has finally come to light! lol Claims that it’s “weather-resistant” have hardly been verified at all! However, as for cross-linked polyethylene, it is weather-resistant…
Choosing the Right Type of Cement | A Firsthand Account of a Major Subcontractor Forcing Through Its Unit Prices
Hello, everyone. This is Enta. The other day, I was talking with the president of a company. His company mainly works as a subcontractor for a major corporation. His concern was that the major corporation was being extremely pushy about unit prices. First of all, he said his quotes never get approved. And then, the unit prices are set at a fixed rate…
Mistakes in Drilling | 6 Points to Check During Drilling Operations and Where Responsibility Lies
Hello, everyone. This is Enta. You’ve probably had times when you’ve driven the anchor too far in and couldn’t pull it out, right? That means you drilled too deep—it’s called over-drilling. Since the drilled hole is over 60 meters long, it’s impossible to retrieve the anchor. This is a common mistake made by inexperienced operators installing anchors…
Pitch of Single-Pipe Scaffolding | Guidelines for Site Spacing by Drill Weight [Slope Construction Specialists]
Hello, everyone. This is Enta. When erecting scaffolding for ground anchor installation or rebar insertion work, how do you give instructions to the scaffolding crew? For a drill of this size, what should the scaffolding spacing be? If you erect the scaffolding with precise spacing based on structural calculations, it requires a lot of time and materials…
Concepts of Loading in Ground Anchor Construction | Understanding the Design and Site Conditions
Hello, everyone. It’s Enta here. The three-day weekend has come to an end, for better or worse, but Sunday was just another ordinary day… Well, that’s what the end of the fiscal year is like. It looks like there will be a lot going on next fiscal year too, and while I’m not sure how things will turn out, I’d like to ask all the companies involved for their continued support lol. Anyway, moving on to the field…
M's EDH3.5 Drifter Review | Key Evaluation Points in the Field
Hello, everyone. This is Enta. Have you heard of this? It’s a machine called the EDH3.5. As you can probably tell from the name, it’s M’s Drifter. We used it on site after securing it very firmly in place. Basically, it’s a core-drilling machine with a hammer mounted on top…