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BIS-ISI-CERTIFICATE

IS 16392:2015

Textiles - Geotextiles for permanent erosion control in hard armor systems

Textiles - Geotextiles for permanent erosion control in hard armor systems
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1. Summary about Geotextiles for Permanent Erosion Control in Hard Armor Systems

These geotextiles are used beneath hard armor systems such as riprap, concrete blocks, and gabions to provide filtration, separation, and erosion resistance over long service periods.


2. Why BIS Certificate is Mandatory for Geotextiles for Permanent Erosion Control

BIS certification is mandatory to ensure long-term durability, filtration performance, and resistance to hydraulic forces in permanent erosion control works.


3. What is BIS Certified for Geotextiles for Permanent Erosion Control in Hard Armor Systems

BIS certification verifies compliance with Indian Standards covering tensile strength, permeability, puncture resistance, and durability.


Tests required for Geotextiles for Permanent Erosion Control in Hard Armor Systems

Index properties

TitleMandatory/Optional
Requirements

Optional

Type of geotextile

Required

Roll Length

Required

Roll Width

Required

Grab Strength

Required

Sewn Seam Strength

Required

Trapezoidal Tear Strength

Required

CBR Puncture Strength

Required

Burst Strength

Required

Structural Integrity Properties

TitleMandatory/Optional
Permittivity

Optional

Apparent Opening size

Optional

Durability properties

TitleMandatory/Optional
Resistance to installation damage, Percent retained strength, SC/SW/GP

Optional

Ultraviolet Stability at 500h, Retained strength, Percent of original strength

Optional

Packing

Required


4. Benefits of BIS Certification for Geotextiles for Permanent Erosion Control in Hard Armor Systems

  • Ensures long-term erosion protection
  • Mandatory for river and coastal infrastructure
  • Improves stability of hard armor layers
  • Reduces maintenance and failure risk
  • Enhances confidence of project authorities