CONSTRUCTION CASE

Installation] Installation of FIX800 4GAS O2 CO CO2 LEL, a gas measuring instrument for confined space safety, for tunnel construction between Sillim and Panbu on National Land Line 5 in Wonju!

dnjswn · 2025.06.05

Installed Gases

CO (Carbon Monoxide) O2 (Oxygen) CO2 (Carbon Dioxide)

Project Details

Hello, this is REX! It seems like tunnel construction is underway once a year. This time, I am currently digging a tunnel in a place located in Wonju, and they contacted me after seeing the tunnel blog I had been working on. They even asked me to make an electronic display panel like the blog and make it to their size.

■ Purpose of installation: Installation of an installation-type gas meter inside a closed space inside the tunnel for the safety of workers. Installation of an electronic signboard outside to check the internal gas concentration in advance. ■ Installation items

We are checking whether both the FIX800 and the electronic display board are suitable for the site and are also producing them. Inquiries regarding products and installation are welcome at any time.■ Installation materials

 It was a pity that I took the picture inside the car because it was raining that day... I should have taken the picture on the dirt floor to give it a field feel, but it wasn't dirt, so I couldn't do it because it was mud. ■ Start installation!

It had a similar panel to the site we did the year before last, so we knew how to proceed, so we knew where to set the location and where to get power, so the process went quickly.

 

Before it rains, we install the electric sign board horizontally. The most time-consuming task when installing a measuring instrument in a tunnel is the arrangement process. Waterproofing flexible work from the display board to the tunnel entrance.

If you bring the flexible to the inside like this, it will be connected all the way to the measuring instrument through an internal line. It would be really easy if you just hold the line and go inside.

Although it was raining, I wondered what could be worse here, but I had to climb the wall on the left and go inside, but there were materials and cranes parked, so it was not convenient to go through the gap and find out. After completing the fixing work while whining like that,

 

 

The meter response alarm test, electronic signboard alarm response test, and meter installation were completed. After completing it and receiving confirmation from the site manager, I was told that I would be contacted later during work on how to take it in and that I would be informed at any time. Inquiries regarding measurement equipment and installation are always welcome. This concludes the tunnel construction post.

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