Kahir Dam Project – Chabahar
Implementation:
Project: Kahir Dam – Chabahar
Area: 65,000 m²
Materials: Geocell
Time: Winter 2024
The Kahir Dam – Chabahar project uses geocells to stabilize concrete, executed by the specialized GeoKhanjani team.
Client: Jahan Kosar Company
Water Consultant: Ab Fan
Area: 65,000 m²
Geocell for concrete stabilization
The use of geocells in dam construction for concrete stabilization generally involves layers of geocell integrated into the design and construction of concrete structures, particularly in different sections of dams.
Geocells are three-dimensional, honeycomb-like structures made from high-quality polyethylene materials, used to reinforce soil and concrete in areas with high loads and specific environmental conditions.
Steps for Geocell Implementation in Dams for Concrete Stabilization
Site Assessment and Design:
Before starting, soil conditions, applied loads, and specific dam requirements are evaluated. Geocells are designed to meet these requirements to achieve optimal concrete and soil reinforcement.
Ground Preparation:
The installation area must be leveled and prepared, sometimes requiring excavation and grading.
Geocell Installation:
Geocell sheets are laid over the prepared surface. These sheets are usually supplied in rolls and unfolded on-site.
Filling Geocells with Concrete or Other Materials:
After installation, geocells are filled with concrete or other suitable materials. This strengthens and stabilizes the concrete layers.
Curing and Irrigation:
After filling, a drying and curing process is required. Sometimes irrigation systems are used to accelerate curing.
Monitoring and Quality Control:
Post-installation inspections ensure proper geocell and concrete performance, checking strength, permeability, and overall stability.
Geocells are crucial in dams and hydraulic structures due to their ability to reduce settlement, increase strength, and prevent concrete cracking under heavy loads.
