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View article: Examining the Erosion Resistance of Cement-Bentonite Barriers: Effects of Confining Pressure and GGBS Content
Examining the Erosion Resistance of Cement-Bentonite Barriers: Effects of Confining Pressure and GGBS Content Open
This study investigates the erosion resistance of cement-bentonite (CB) barriers, focusing on the role of varying levels of Ground Granulated Blast Furnace Slag (GGBS) content and confining pressure, crucial for infrastructure such as dams…
View article: Assessing compatibility of clayey soils using state variables for sustainable DMM in Saga Lowland, Kyushu, Japan
Assessing compatibility of clayey soils using state variables for sustainable DMM in Saga Lowland, Kyushu, Japan Open
The deep mixing method (DMM) has become a leading ground improvement technique in Japan over 60 years. However, recent cases of construction defects suggest not only environmental factors but also human errors, such as poorly constructed i…
View article: Bearing Capacity and Strength of Bacterial Soil Columns Full-Scale Tests
Bearing Capacity and Strength of Bacterial Soil Columns Full-Scale Tests Open
Infrastructure development often faces challenges due to soils with low bearing capacity, which can potentially cause instability and subsidence and threaten the safety of structures. Therefore, an efficient and environmentally friendly st…
View article: The Performance of Geosynthetic Reinforcement Road Pavement Over Expansive Soil Subgrade
The Performance of Geosynthetic Reinforcement Road Pavement Over Expansive Soil Subgrade Open
One of the problems faced in infrastructure development, especially roads, is problematic soils, including expansive soils, which are distributed around 20% of national road construction in Indonesia. Geosynthetics are reinforcement materi…
View article: Study on Pull-Up Behavior of Double Fold Anchor with Field Full Scale Test
Study on Pull-Up Behavior of Double Fold Anchor with Field Full Scale Test Open
Several studies have been conducted on the use of anchors, including numerical analysis, experimental testing, and field-scale testing. These studies have provided insights into anchor behavior in terms of pull-up capacity and soil failure…
View article: Initiative Collaboration Tool of Early Warning Systems for Early Action to Mitigate Flood Disaster Impacts in Indonesia
Initiative Collaboration Tool of Early Warning Systems for Early Action to Mitigate Flood Disaster Impacts in Indonesia Open
Indonesia is an archipelagic country whose rainfall extremes that can lead to flood events. The Indonesian government initiated the development of the disaster prevention dashboard coordinated by the National Disaster Management Agency tha…
View article: SOIL MECHANICAL CHARACTERISTICS IMPROVEMENT WITH BACTERIAL BIOCEMENTATION TECHNOLOGY
SOIL MECHANICAL CHARACTERISTICS IMPROVEMENT WITH BACTERIAL BIOCEMENTATION TECHNOLOGY Open
The aim of this study is to establish a subgrade layer by field-scale testing using a 6% Bacillus subtilis bacterial solution in Microbially Induced Calcite Precipitation (MICP), altering the bacterial culture's age by four days and curing…
View article: Perilaku Geoteknis Tanah Lanau yang Distabilisasi dengan Serutan Karet Ban
Perilaku Geoteknis Tanah Lanau yang Distabilisasi dengan Serutan Karet Ban Open
Recently, developments in the geotechnical-environmental engineering field have become more attractive. One of the interesting efforts to be researched is how the geotechnical behavior of silty soil reinforced with fiber from shredded tire…
View article: Soil Reinforcement Model Test Using Timber Pile at Liquefaction Area
Soil Reinforcement Model Test Using Timber Pile at Liquefaction Area Open
Indonesia is a tropical country threatened by many disasters, such as earthquakes and other collateral hazards (liquefaction). Utilization of micro pile on the liquefaction prone areas is quite popular to increase the soil bearing capacity…
View article: The Behavior of Dredged Soil-Shredded Rubber Embankment Stabilized with Natural Minerals as a Road Foundation Layer
The Behavior of Dredged Soil-Shredded Rubber Embankment Stabilized with Natural Minerals as a Road Foundation Layer Open
Recently, geotechnical studies have been conducted more progressively to utilize dredged soil. The inclusion of shredded rubber (SR) and natural minerals (NM) to stabilize dredged soil (DS) has become an exciting issue in the geotechnical …
View article: Strength Characteristic of Lightweight Modular Block (LMB) Element using Stabilized Dredged Soil-EPS
Strength Characteristic of Lightweight Modular Block (LMB) Element using Stabilized Dredged Soil-EPS Open
For several decades, lightweight material applications have been extensively studied. Modifying various types of soil with EPS beads or lightweight geomaterials is an alternative construction material on site that can reduce excessive prob…
View article: Shear Strength Characteristics of Stabilized Sedimentary Soil with Bacillus Subtilis Bacteria
Shear Strength Characteristics of Stabilized Sedimentary Soil with Bacillus Subtilis Bacteria Open
Sedimentary soils are formed from deposits resulting from weathering of rocks through natural processes. One way to increase the bearing capacity of sedimentary soil is by stabilizing it. The purpose of this study was to determine the effe…
View article: CBR laboratory investigation on Lightweight Modular Block (LMB) using recycled dredged soil mixed with EPS
CBR laboratory investigation on Lightweight Modular Block (LMB) using recycled dredged soil mixed with EPS Open
Changing material into a lightweight geomaterial such as EPSCS is one of the considerable methods to improve the geotechnical performance in the field. This material is already used in numerous construction projects due to its light charac…
View article: The Compressive Strengh Of Cohesive Soil Stabilized With Microbial Induced Cementation
The Compressive Strengh Of Cohesive Soil Stabilized With Microbial Induced Cementation Open
This research aims to evaluate the physical and mechanical characteristics of soil stablized with microbial induced cementation method. The variation of microbial induced by 4%, 6%, and 8%, while the age variations of bacterial culture of …
View article: Mechanical properties of dredged soil reinforced with natural pozzolan and shredded tires
Mechanical properties of dredged soil reinforced with natural pozzolan and shredded tires Open
The utilization of waste materials is still an interesting subject to investigate. The dredged soil (DS) was classified as a waste material that requires more effort to improve its mechanical properties. Adding natural pozzolan (NP) materi…
View article: Effect of eucalyptus pellita timber-pvd hybrid pile as a vertical drain on soft soil.
Effect of eucalyptus pellita timber-pvd hybrid pile as a vertical drain on soft soil. Open
The innovative technique of a hybrid PVD timber pile as a vertical drain can be implemented to reinforce and improve soft soil. In this case, the acceleration of pore water dissipation could increase shear strength. The at soil of this stu…
View article: Model Test of the Pull-up Capacity of Folding Type Ground Anchors in Cohesive Soil
Model Test of the Pull-up Capacity of Folding Type Ground Anchors in Cohesive Soil Open
The purpose of this research is to develop a folding anchor model, which is a modification of the star-shaped plate anchor, and to investigate the pull-up capability operating in cohesive soils. Physical testing is performed in the laborat…
View article: Compressive Strength Characteristics of Trass Stabilized Dredged Soil
Compressive Strength Characteristics of Trass Stabilized Dredged Soil Open
Landslides from Mount Bawakaraeng caldera in 2004 has caused high dam sedimentation at the lower reaches of the Jeneberang River. The availability of this large sedimentary material makes this material need to be considered as an alternati…
View article: Slope Reinforcement Model Scale Test With X-Block
Slope Reinforcement Model Scale Test With X-Block Open
This study aims to determine the material composition and dimensions of X-block, develop a slope reinforcement model using X-block, evaluate the mechanical behavior of slopes that are reinforced with rock-bound by X-block, and analyze the …
View article: Performance of Subbase Layer with Geogrid Reinforcement and Zeolite-Waterglass Stabilization
Performance of Subbase Layer with Geogrid Reinforcement and Zeolite-Waterglass Stabilization Open
Some laterite soil is an inferior material for engineering applications such as road and highway pavement, dam construction and filling material. Laterite soil stabilization is required to increase its strength for field application purpos…
View article: Evaluation of potential liquefaction based on Cone Penetration Test (CPT) data
Evaluation of potential liquefaction based on Cone Penetration Test (CPT) data Open
An earthquake can inflict a liquefaction hazards which can damage buildings and infrastructure. Furthermore, earthquakes are difficult to predict when and where earthquakes will occur and happen suddenly without being preceded by signs. Th…
View article: Properties of debris flow deposits in Masamba, South Sulawesi, Indonesia
Properties of debris flow deposits in Masamba, South Sulawesi, Indonesia Open
On 13 July 2020, a huge landslide-induced debris flow struck Masamba city and its vicinity, providing a massive amount of sedimentation materials. The landslide-induced debris flow was triggered by heavy rainfall, causing damages such as l…
View article: BEARING CAPACITY OF RAFT-PILE FOUNDATION USING TIMBER PILE ON SOFT SOIL
BEARING CAPACITY OF RAFT-PILE FOUNDATION USING TIMBER PILE ON SOFT SOIL Open
Problematic soil (soft soil), generally require a soil improvement techniques.One of the concepts of soil reinforcement is to utilize timber as a material for raft-pile foundation.In this study, a circular containers were used as testing m…
View article: The Development of Earthquake Simulator
The Development of Earthquake Simulator Open
An earthquake is an event that vibrates or shakes the earth due to the sudden movement or shift of rock layers on the earth's crust due to the movement of tectonic plates. Earthquakes that occur cause damage to buildings and loss of life a…
View article: Early study of slope strength modeling of block type x
Early study of slope strength modeling of block type x Open
The development of slope strengthening forms requires innovative efforts. One way is to make a particular prototype or model by performing laboratory-scale testing. Slope failure with the use of the riprap method is still frequent; therefo…
View article: Behaviour of Mixed Expansive Soil and Additive Minerals as Subgrade Layer
Behaviour of Mixed Expansive Soil and Additive Minerals as Subgrade Layer Open
South Sulawesi is one of eastern Indonesia area covered with coastal line which have growth fast of industries. Infrastructure builds and developed in a row of industries population. Most coastal are lowland areas with expansive soil as pr…
View article: Influence Depth of the Tensile Capacity of Ground Anchors Folding Type in Cohesive Soils
Influence Depth of the Tensile Capacity of Ground Anchors Folding Type in Cohesive Soils Open
A ground anchor is used to withstand tensile stresses caused by loading both the natural load of the soil and external pressures, then passing the force into the ground. It is generally used to retain tensile form and lateral power structu…
View article: The Effect of Water-Binder Ratio on The Unconfined Compression Strength of Lime Treated Expansive Soils
The Effect of Water-Binder Ratio on The Unconfined Compression Strength of Lime Treated Expansive Soils Open
This paper discusses unconfined compression strength in expansive soils using lime added as an ingredient. Soil samples were taken from one location in Manado City and tested in the laboratory to obtain soil properties values such as liqui…
View article: A Experimental Study of Laboratory Compaction and Sand Cone on Foundation Tub Soil
A Experimental Study of Laboratory Compaction and Sand Cone on Foundation Tub Soil Open
Soil is a very important material so that it must be able to support the loads above it, so the soil must have a sufficiently good soil bearing capacity. In this study, the soil compaction was compared with the laboratory compaction method…