High Rise Building (Lotte World Tower) Construction above Existing Subway Line 8

Gangneung Anin Thermoelectric Power Plant (Unit1,2) Water Intake and Discharge Tunnel

Goseong Hai Thermoelectric Power Plant (Unit1,2) Water Intake and Discharge Tunnel

Development of a Maintenance Platform Based on Asset Management for Underground Structure

Juam Waterway Tunnel

Research on Optimal Design for Room-and-Pillar Underground Space

Expansion Works for Soma Museum

Surface Nuclear Waste Disposal for the LILW

Juam Dam Emergency Spillway Construction

Sinuljin Nuclear Power Plant (Unit1,2) Optimal Method of Underwater Intake and Discharge Tunnel

Seoul Subway Line 9 (C902) (Cut off wall)

Seoul Subway Line 9 (C902)
(Temporary retaining structure & tunnel)

Sinyeongtong 2nd Apartment Soil Investigation

Gwangju Subway Line 1 Yangyu Bridge Pass Method (C1-4)

Seoul Subway Transfer Passage (C720)

Sinseongnam ~ Yatap 2nd Power Transmission

Seoul Subway Transfer Passage (C720)