Geosynthetic Clay Liner (GCL) /Lake Hydraulic Barriers

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Geosynthetic Clay Liner (GCL) /Lake Hydraulic Barriers

Specification:

Mass per unit ≥ 4000g / m²

Width: 4-6 m

size: 5.8 x 30m , or customized

bentonite sandwiched between two layers of geotextile

GCL

Features:

1) compacted with clay liner, it has the advantages of
small size, light weight, good flexibility and compactibility

2) easy for construction and suitable for uneven settlement.

3) not affected by temperature

4) permanent waterproofness

5) eco-friendly

Applications:

GCL Technical Index

Item		Specification
		GCL-NP	GCL-OF		GCL-AH
Mass per unit g/m2		≥ 4000 (not less than the specified value)		≥ 4000 (not less than the specified value)	≥ 4000 (not less than the specified value)
GCL expansion index ml/2g		≥24		≥24	≥24
Blue absorption power g/100g		≥ 30		≥ 30	≥ 30
Tensile Strength N/ 100mm		≥ 600		≥ 700	≥ 600
Elongation at maximum load %		≥ 10		≥ 10	≥ 8
Peel strength N / 100mm	Nonwoven geotextile and woven geotextile	≥ 40		≥ 40	-
	PE geommebrane and nonwoven geotextile	-		≥ 30	-
Permeability coefficient m/s		≤ 5.0x10-11		≤ 5.0x10-12	≤ 1.0x10-12
Hydrostatic pressure resistant		0.4 Mpa , 1h, no leakage		0.6 Mpa ,1h,no leakage	0.6Mpa ,1h, no leakage
Filter loss ml		≤ 18		≤ 18	≤ 18
Durability of bentonite ml/ 2g		≥ 20		≥ 20

FAQ:

Q: How are geocells installed for slope stabilization?: Geocells are installed for slope stabilization by first preparing the slope surface, removing any loose or unstable material. Then, the geocells are laid out on the slope and connected together to form a grid-like structure. The cells are filled with soil or aggregate material, compacted, and anchored to the slope using pins or stakes. This installation process helps to reinforce the slope, prevent erosion, and promote vegetation growth for long-term stability.

Q: Can geocells be used for load support in pavements?: Yes, geocells can be used for load support in pavements. Geocells are three-dimensional honeycomb-like structures made from high-density polyethylene (HDPE) that are filled with soil, aggregate, or other materials. They provide confinement and stabilization to the fill material, increasing its load-bearing capacity and reducing lateral movement. Geocells are an effective and sustainable solution for enhancing pavement performance, reducing rutting, and improving overall road stability.

Q: What are the different weight options available in earthwork products?: The weight options available in earthwork products can vary depending on the specific product and its intended use. Common weight options for earthwork products include lightweight, medium weight, and heavy weight. These different weight options allow for customization based on the specific requirements of a project, such as the type of soil being moved or the desired level of stability.

Q: How do earthwork products compare to traditional construction materials in terms of cost?: Earthwork products, such as soil, gravel, and rocks, typically have a lower cost compared to traditional construction materials like concrete, steel, or bricks. This is because earthwork products are often readily available on-site or nearby, which reduces transportation costs. Additionally, earthwork materials can be sourced locally, further minimizing expenses. However, it is important to note that the cost comparison may vary depending on the specific project requirements and location.

Q: I am now reading materials science and engineering, when the entrance examination, then you can report civil engineering professional?: You are cross-professional, the teacher will not like, in the school should also pay attention to. If the election hook the direction of what, it is best not to report a good school. Re-test time will be affected. General school can still be considered.

Q: What are the three categories of civil engineering materials classified according to the basic composition?: According to the quality of points can be divided into A class, B class, C class.

Q: Civil engineering commonly used materials which four kinds: Mainly steel, cement, stones, sand

Q: What are the advantages of using geocells in landslide prevention projects?: Geocells offer several advantages in landslide prevention projects. Firstly, they provide excellent soil stabilization, reinforcing the ground and reducing the risk of landslides. Secondly, geocells are easy to install and require minimal maintenance, making them a cost-effective solution. Additionally, they are environmentally friendly as they can be made from recycled materials. Geocells also allow for vegetation growth, further enhancing soil stability. Overall, the use of geocells in landslide prevention projects improves safety, durability, and sustainability.

Q: How do earthwork products contribute to soil stabilization in mining areas?: Earthwork products such as geotextiles, geogrids, and geomembranes play a vital role in soil stabilization in mining areas. These products are designed to enhance the strength and stability of soil by preventing erosion, controlling water flow, and reinforcing weak areas. Geotextiles act as a barrier to prevent soil particles from being washed away, while geogrids provide structural reinforcement to the soil, reducing the risk of slope failures. Additionally, geomembranes can be used to line ponds or containment areas, preventing leaching of harmful substances into the soil. Overall, earthwork products contribute significantly to soil stabilization in mining areas, ensuring safer and more sustainable mining operations.