1. Establishment Phase (March 1, 2003) The company was founded on March 1, 2003 in Seoul, Republic of Korea, marking the beginning of its journey in the technology and equipment sector. From the outset, the organization aimed to build a reputable and legally compliant business, gradually expanding its operational capabilitiesRead More →

Description To directly measure settlement of the target ground and structures during civil engineering works, settlement pins are installed and measurements are taken using a level or a total station.Settlement data such as settlement amount and settlement rate are used as fundamental information for evaluating stability. ▣ Applications① Measuring groundRead More →

Description To measure the impact of earth-retaining wall deformation on surrounding structures during urban excavation work, Crack Points are installed on both sides of existing cracks at the monitoring location, and changes in crack width are observed. Composition & Characteristic ▣ Components① Crack Point (1 set = 2 EA)② EpoxyRead More →

Description The tilt plate is used for structural inclination measurements. It is installed on the floor or wall surface of the structure being monitored to observe changes in inclination caused by deformation of retaining walls during urban excavation work. This allows engineers to evaluate the impact of ground movement onRead More →

Description Composition & Characteristics ▣ Components① Filter tip② Coupling③ End cap④ Sandbag ▣ Features① The Casagrande tip is made of PVC synthetic resin② Excellent durability and permeability Specification Filter Tip Specifications Filter Tip Specifications Specification SJ-630 SJ-631 Model Name SJ-630 SJ-631 Dimension L=300(380)mm / D(Ø)=40mm L=500(600)mm / D(Ø)=55mm Weight 0.2kgRead More →

Description This sensor measures horizontal displacement of natural ground and structures at different depths (1.0–3.0 m) during excavation and construction, using high-resolution sensors to provide accurate values. ▣ Applications① Measuring horizontal displacement of retaining walls during earth-retaining works② Monitoring expected movement planes of slopes③ Measuring ground behavior in soft soilRead More →

Description The vibrating wire pore pressure gauge is designed to measure liquid pressure and pore water pressure in pressure vessels, pipelines, soft ground or embankment foundations, dams, and boreholes. It includes a high-precision resistance temperature sensor and lightning protection to compensate for zero-point changes caused by temperature variations. Using high-densityRead More →

Description Composition & Characteristic ▣ Components① Rebar stress gauge sensor② Cable③ Rebar body ▣ Features① Excellent reproducibility and responsiveness, unaffected by cable length or resistance variation② Fully waterproof structure③ High stability and high-sensitivity design④ Built-in high-precision temperature sensor Specification Model SJ-4400 SJ-4401 Applicable Sensor Vibration Type Sensor (V/W Type) VibrationRead More →

Description Composition & Characteristic ▣ Components① Lining stress gauge sensor② Cable ▣ Features① Excellent reproducibility and responsiveness, unaffected by cable length or resistance variation② Fully waterproof structure③ High stability and high-sensitivity design④ Built-in high-precision temperature sensor Specification SJ-4300 Specifications SJ-4300 Model Name SJ-4300 Compatible Sensors Resonance Type Sensor (V/W Type)Read More →

Description Composition & Characteristic ▣ Components① Strain gauge sensor② Cable③ Protective cover ▣ Features① Excellent reproducibility and responsiveness, unaffected by cable length or resistance variation② Completely waterproof structure③ High stability and high-sensitivity design④ Built-in high-precision temperature sensor Specification SJ-4100 & SJ-4150 Specifications SJ-4100 & SJ-4150 Series Specification SJ-4100 SJ-4150 CompatibleRead More →