BMP Slope Protection
TECCO Mesh G65/4 represents an advanced high-tensile steel wire mesh system, specifically designed to protect against rockfalls, stabilize slopes, and serve as safety barriers against natural geological hazards like rockfalls, landslides, and avalanches. This article offers an in-depth examination of its features, technical specifications, and various applications.
Material Specifications TECCO Mesh G65/4
TECCO Mesh G65/4 is crafted from high-tensile steel wire, known for its strength and flexibility. The mesh features a distinctive rhomboid shape, enhancing its ability to distribute stresses and absorb energy from falling debris effectively.
Technical Specifications:
- Mesh Shape: Rhomboid
- Wire Diameter: 0.157 inches
- Mesh Diagonal Dimensions: 3.27 x 5.43 inches (+/- 3%)
- Mesh Width: 2.56 inches (+/- 3%)
- Total Mesh Height: 0.59 inches (+/- 10%)
- Mesh Clearance: 0.28 inches (+/- 10%)
- Tensile Strength: ≥ 256 ksi
- Corrosion Protection: SUPERCOATING (95% Zinc, 5% Aluminum)
Durability and Performance
The G65/4 mesh is coated with SUPERCOATING, a zinc-aluminum alloy that offers exceptional corrosion resistance, ensuring long-term durability even in harsh environmental conditions. The mesh passes rigorous salt spray tests with minimal rusting, displaying resilience over extensive periods.
Load Capacity and Mechanical Properties:
- Tensile Strength of Mesh: ≥ 17.1 kips/ft
- Bearing Resistance Against Puncturing: 62.9 lips / 83.2 kips
- Bearing Resistance Against Shearing-Off: 31.5 kips / 41.6 kips
- Resistance Against Slope-Parallel Tensile Stress: 11.2 kips / 16.9 kips
- Elongation in Longitudinal Tensile Strength Test: Less than 6.0%
Installation and Usability
TECCO Mesh G65/4 comes in standard rolls with a width of 11.5 feet and a length of 98.4 feet, covering an area of 1130 ft² per roll. The mesh’s design facilitates easy installation over diverse terrain types, making it an adaptable solution for a wide range of geological settings.
Certifications and Testing TECCO Mesh G65/4
The mesh is rigorously tested and certified according to EAD 230025-00-0106 standards, ensuring its performance in extreme conditions. It is classified in Group 1, Class A, demonstrating its high quality and reliability. The mesh’s performance has been validated under the TÜV Rheinland LGA test report using spike plate P33 / P66.
Applications
TECCO Mesh G65/4 is ideal for:
- Rockfall Protection: Prevents rocks and debris from falling onto roads, railways, and inhabited areas.
- Slope Stabilization: Secures steep slopes to prevent landslides and soil erosion.
- Safety Barriers: Provides a protective barrier in high-risk areas to enhance safety for residents and infrastructure.
Maintenance and Longevity TECCO Mesh G65/4
Regular maintenance and inspections are crucial to ensure the longevity and effectiveness of G65/4. Proper care includes monitoring for signs of wear, corrosion, and damage, particularly after significant natural events or in highly corrosive environments.
Conclusion
TECCO Mesh G65/4 is a robust and reliable solution designed to mitigate the risks associated with geological hazards. Its innovative design, combined with high-strength materials and excellent corrosion protection, makes it a leading choice for engineers and safety professionals worldwide in protecting against rockfalls and stabilizing slopes.
