Causes and Solutions for Static Blasting Agents That Fail to Break or Erupt | Preventing On-Site Problems Through Temperature Control
Hello, everyone. This is Enta. It’s October already!!! That’s practically three whole months! This year is almost over!! Starting around this time of year, you really need to be careful about accidents. Let’s take our time, double-check everything, and proceed carefully! But enough of that. Today, I’d like to talk about a problem with static blasting agents. The procedure…
Measures Against Harassment at Construction Sites | List of Things Subcontracted Tradespeople and Foremen Must Not Do [Mandatory Measures Against Harassment at Construction Sites: October 2026]
Hello, everyone. This is Enta. Silver Week is finally over. Now the highways are back to normal... For those of us who work, the highways are a nightmare because of Sunday drivers. It's about time someone did something about people who casually drive 80 km/h in the passing lane! Quiet...
The Reiwa 8 Kumamoto Earthquake and Liquefaction | Why Did the Wells in Yatsushiro Clog? An Analysis Based on Ground Data
Hello, everyone. This is Enta. The other day, I visited Yatsushiro City in Kumamoto Prefecture. The reason for my visit was the “Reiwa 8 Kumamoto Earthquake,” which occurred on July 28, 2026. The epicenter was near the Hinagu Fault, and Yatsushiro City recorded a seismic intensity of 6+ on the Japanese seismic intensity scale. Ten years ago, during the Heisei 28 Kumamoto Earthquake (in Yatsushiro City…
What Is Gaslighting? | Signs of Psychological Manipulation on Construction Sites and How to Deal with Them
Hello, everyone. This is Enta. The other day, I heard a term for the first time from an acquaintance. Have you ever heard of “gaslighting”? You’re probably thinking, “What’s that??” lol. I actually just learned about it myself. But anyway, in this post, I’d like to talk about this term, “gaslighting,” in the context of…
6 Ways to Lift a Drilling Rig onto a Slope | Explained from a Field Perspective: From Mobile Cranes to Cableways, Monorails, and Direct Lifting
Hello, everyone. This is Enta. Whenever I go out to a slope site for a survey, there’s always one thing that gives me a headache even before I get to the drill rig’s installation location. It’s the question of, “How am I supposed to get this thing all the way up there from the ground?” But enough of that. When it comes to ground anchor work or rebar insertion, the drill rig is parked next to the vehicle…
Controlling Water on Slopes | Steps to Reduce Flow Velocity and Disperse Water: What Young Project Managers Should Know
Hello, everyone. It’s Enta here. Lately, I’ve been thinking nonstop about how to quickly lower my core body temperature. I figure it’ll help prevent heatstroke. A lot has happened, so I’ll write about that another time lol. But anyway, this time I want to talk about “water.” Working on slopes is, well…
No Oil Allowed at Water Treatment Plants!? A Story from a Site Where the Anti-Rust Oil Used to Treat Ground Anchor Heads Was Switched to a Biodegradable Alternative
Hello, everyone. This is Enta. When you’re working on ground anchors or inserting rebar, you put rust-preventive oil inside the caps, right? That’s actually a petroleum product (mineral oil). Well, I’m sure you already know that, lol. It is made from naturally derived raw materials, but if it leaks into the soil or water, it doesn’t really break down…
Is Participation in the Construction Workers’ Retirement Fund an “Obligation” for General Contractors? A Case That Left Me Feeling Uneasy Regarding an Application for a Foreign Retiree
Hello, everyone. This is Enta. You’re all familiar with the Construction Industry Retirement Allowance Mutual Aid System (Ken-tai-kyo), right? It’s the system that manages our retirement benefits through a mutual aid handbook so we can receive them when we leave the construction industry. Basically, you get a stamp from the general contractor and affix it to your handbook. And when you retire…
Let's Talk About Collapse Prevention Measures During Construction! (Part 2)
Hello, everyone. This is Enta. This is a continuation of my previous post. “Slope Collapse During Construction: Water Is Almost Always the Cause (Part 1)” In Part 1, I wrote about how the safety factor (Fs) does not reach 1.2 during construction, how water tends to concentrate on the weakest points, and how sheet protection is only a temporary measure…