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Gabions are a Type of Befensive Barrier

Gabions are a type of defensive barrier that consist of wire mesh cages or baskets filled with stones, rocks, or other locally available materials. They are commonly used in civil engineering and military applications for erosion control, retaining walls, and fortification purposes.Gabions are flexible and can be easily shaped to fit different terrain and configurations. They provide stability and strength while also allowing for water drainage, which helps prevent erosion and flooding. The wire mesh cages are typically made of galvanized steel to resist corrosion and maintain their structural integrity.In military applications, gabions can be used to create protective walls, bunkers, or barriers against enemy forces or vehicles. They can be quickly assembled and filled with readily available stones or rocks, making them a cost-effective solution for temporary fortifications.Gabions are also used in civil engineering projects for retaining walls, slope stabilization, and protecting riverbanks or shorelines from erosion. The stones or rocks within the gabion cages provide weight and resistance against water flow, helping to prevent soil erosion and maintain stability.Overall, gabions offer a versatile and effective solution for various applications, providing both structural integrity and environmental benefits.

Gabion nets have a wide range of applications in various industries and sectors. 

Some of the common application scopes of gabion nets are:
  1. Erosion Control: Gabion nets are extensively used in erosion control projects such as retaining walls, riverbank protection, and slope stabilization. The wire mesh cages filled with stones or rocks act as a barrier against water flow and prevent soil erosion in vulnerable areas.
  2. Civil Engineering: Gabion nets are used in civil engineering projects for constructing retaining walls, culverts, and bridge abutments. They provide stability and structural support while allowing for water drainage.
  3. Flood Control: Gabion nets are used in flood control projects to redirect or contain floodwaters. They can be deployed to create temporary or permanent barriers to protect infrastructure and residential areas from the damaging effects of floods.
  4. Landscaping and Decoration: Gabion nets are increasingly used in landscaping and architectural design. They can be used to create decorative structures such as garden walls, benches, and decorative pillars. The combination of wire mesh and natural stones or decorative materials provides an aesthetically pleasing and functional solution.
  5. Noise Barriers: Gabion nets filled with sound-absorbing materials can be used as noise barriers alongside highways, railways, or industrial areas. The porous structure of the gabions allows for noise absorption while still maintaining visibility and airflow.
  6. Wildlife Habitat Creation: In ecological restoration projects, gabion nets are sometimes used to create artificial habitats for wildlife. The stones and rocks within the gabions provide shelter and a substrate for vegetation growth, attracting various species of animals and birds.
  7. Coastal Protection: Gabion nets can be used in coastal protection projects to prevent erosion and provide stability to shorelines. They are often deployed in beach nourishment projects to create protective barriers against wave action.These are just a few examples of the application scope of gabion nets. Their versatility, durability, and cost-effectiveness make them a popular choice in various industries and projects.

Gabion mesh specifications can vary depending on the specific project requirements and design considerations. 

However, here are some common specifications for gabion mesh:
  1. Wire Gauge: The wire gauge refers to the thickness of the wire used in the gabion mesh. It is typically specified in terms of diameter. Common wire gauges for gabion mesh range from 2.0mm to 4.0mm, but can go beyond this range based on project needs.
  2. Mesh Size: The mesh size refers to the dimensions of the openings in the gabion mesh. It is usually specified as the distance between parallel wires. Common mesh sizes for gabion mesh range from 50mm x 50mm to 100mm x 100mm. Smaller mesh sizes provide more stability, while larger mesh sizes facilitate better water drainage.
  3. Panel Size: The panel size refers to the dimensions of the individual wire mesh panels that form the gabion. The panels are typically rectangular or square in shape. Standard panel sizes for gabion mesh can range from 2 meters x 1 meter to 6 meters x 2 meters, but custom sizes are also available.
  4. Selvedge Wire: The selvedge wire is the wire used to reinforce the edges of the gabion mesh panels to provide additional strength and stability. It is commonly heavier in gauge compared to the mesh wires.
  5. Coating: Galvanized steel is the most common coating used for gabion mesh. It provides corrosion resistance and extends the lifespan of the gabion. PVC coating can also be applied to the galvanized mesh for additional protection against corrosion and for aesthetic purposes.It is important to note that specific project requirements and design considerations may call for different specifications. Therefore, it is advisable to consult with a professional engineer or supplier to determine the appropriate gabion mesh specifications for a particular project.
Nominal Box sizes (m) No. of diaphragms (no.) Capacity per box (m3)
1.0 × 1.0 × 0.5 Nil 0.50
1.0 × 1.0 × 1.0 Nil 1.00
1.5 × 1.0 × 0.5 Nil 0.75
1.5 × 1.0 × 1.0 Nil 1.50
2.0 × 1.0 × 0.5 1 1.00
2.0 × 1.0 × 1.0 1 2.00
3.0 × 1.0 × 0.5 2 1.50
3.0 × 1.0 × 1.0 2 3.00
4.0 × 1.0 × 0.5 3 2.00
4.0 × 1.0 × 1.0 3 4.00

Mesh size (PVC wire)Inner/outside Hot-dip galvanized Galfan
60*80 2.0mm/3.0mm-2.8mm/3.8mm 2.2mm-3.8mm 2.2mm-3.8mm
80*100 2.2mm/3.2mm-3.0mm/4.0mm 3.2mm-4.0mm 3.2mm-4.0mm
100*120 2.4mm/3.4mm-3.2mm/4.2mm 3.4mm-4.2mm 3.4mm-4.2mm
120*150 2.7mm/3.7mm-3.5mm/4.5mm 3.7mm-4.5mm 3.7mm-4.5mm
Hexagonal Gabion Good Flexibility and Strong Anti-scour Ability

Hexagonal Gabion Good Flexibility and Strong Anti-scour Ability

Gabion Nets Are Used in Flood Control Projects

Gabion Nets Are Used in Flood Control Projects

Gabion Mesh Are Used in Flood Control Projects

Gabion Mesh Are Used in Flood Control Projects

Gabions Packaging

Gabions Packaging

Hot Dipped Galvanized Gabion Mesh

Hot Dipped Galvanized Gabion Mesh

Galfan Gabion Basket for Stone Fencing

Galfan Gabion Basket for Stone Fencing

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