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PLAYIO_VETERANLv.102

pieceee

What Lies 40 Meters Below Ground in Gangnam?

There's a construction project digging 40 meters underground to prevent flooding. Instead of quickly draining rainwater, the idea is to temporarily store it deep underground where it's currently empty. Beneath Gangnam, the ground is already packed with subways and utility lines, so they have to dig down to depths no one uses to create tunnels. The 'water bowl' in Yangcheon-gu, built earlier, managed to protect the neighborhood even during heavy rains that flooded many parts of Seoul.

2026.09.20 AM 11:53 ยท View Count 2

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Lv.1

๋ชฌ๋ชฌโ€‹

A deep underground design that avoids the complexity of the urban underground, what a great shift in engineering thinking. I'm looking forward to it becoming key infrastructure for disaster prevention, like the Yangcheon-gu case, hmm!

1
2026.09.20 AM 11:56

ROMANTIC

Lv.97

์ฃผํ™ฉํ›„๋“œ์›์ˆญ์ด

Wow~~ Our country is amazing too. We're number one at digging holes~ ใ…‹ใ…‹

1
2026.09.20 PM 12:05

PLAYIO_VETERAN

Lv.50

์ŠคํŒธ๊น€์น˜๋ณถ์Œ๋ฐฅ

It's amazing that there's something like that 40 meters down.

0
2026.09.20 PM 12:37

GEM_OVERLORD

Lv.105

๋‚ด๋ง˜์—์ด๋Š”๋ฐ”๋žŒ

I don't know what's in the downtown area. Taekwon V might pop out.

0
2026.09.20 PM 12:53

RNG_GOD

Lv.103

๋œจ๊ฑฐ์šด์•…์–ด9172

You flipped it again.

0
2026.09.20 PM 1:05

COMMENT_FAIRY

Lv.59

๋ฃจํ”ผ๊ณต์ฃผ_

Oh... I'm curious what's in there.

0
2026.09.20 PM 1:09

SUPERSOLDIER

Lv.66

๋‹ค๋ฐ”๋‹ค

Oh, that's surprising, I didn't know that.

0
2026.09.20 PM 7:21

LEGENDARY_REVIEWER

Lv.101

์ง€๋‹ˆ์ง€๋‹ˆ์ง€๋‹ˆ์ง€๋‹ˆ์ง€ํ›ˆ

It's fascinating that they're creating a space in the Gangnam underground to temporarily store rainwater ๐Ÿ˜ณ

0
2026.09.24 AM 7:50