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HOMEWORK 3 DEADLINE 30 MAY 2020 Discuss the differences between geotextiles and geomebranes such as physical...

HOMEWORK 3 DEADLINE 30 MAY 2020
Discuss the differences between geotextiles and geomebranes such as physical
properties of the materials, application areas, etc.
Give a related case study from Turkey which is constructed with geotextile or
geogrid reinforced soil wall or slope.

Homework Answers

Answer #1

Geotextile

  1. made of non-woven fabric
  2. Permeable to water
  3. mainly used to reinforce foundations
  4. Material properties- It is lightweight, it has high tensile strength and good permeability. It has high-temperature resistance and anti-freezing resistant to aging and corrosion.

Geomembranes

  1. made of high-density polyethylene
  2. Impervious to water
  3. mainly used for seepage prevention
  4. Material properties- It has small specific gravity and low-temperature resistance. It has strong elongation and high adaptability to deformation. It is resistant to corrosion and frost.

Case study- THE GEOSYNTHETIC REINFORCED WALL IN ISTANBUL

Details of this case study are given in 19th page of the research paper mentioned below.

CENTRIFUGE AND FULL SCALE MODELS OF GEOTEXTILE REINFORCED WALLS AND SEVERAL CASE STUDIES OF SEGMENTAL RETAINING WALLS IN TURKEY- E. Guler and C. Ocbe, 2003

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