Fabric formed concrete application

Release time:

2024-12-04

geobags are a building material with broad application prospects. Their unique properties and advantages make them play an important role in water conservancy projects, coastal protection and other fields.

Geobag is a flexible formwork for engineering. The following is a detailed introduction to it:

1. Definition and composition
Geobag is a large-area continuous bag-shaped material made of two layers of geotextile (high-strength woven geotextile). The bag is filled with concrete or cement mortar, and after solidification, it forms an integral concrete slab, which is suitable for slope protection. The upper and lower layers of the bag are connected by a certain length of nylon rope to control the thickness during filling.

2. Classification
According to different processing techniques, geobags can be divided into two categories: woven bags produced in factories and simple bags sewn by hand. Among them, woven bags can be further subdivided according to whether they have anti-filtration drainage points and their shapes after inflation.

3. Features and advantages
Easy construction: Geobag construction adopts one-time spraying molding, which is fast and has low labor intensity.
Strong adaptability: It can adapt to various complex terrains, especially in deep-water revetments and bottom protection, where cofferdams do not need to be filled, and can be directly constructed underwater, with a high degree of mechanization. The slope protection surface is large, the integrity is strong, the stability is good, and the service life is long.
Good permeability: The geotextile mold bag has a certain permeability. After the concrete or cement mortar is poured in, the excess water seeps out through the gaps in the fabric, which can quickly reduce the water-cement ratio, accelerate the solidification speed of the concrete, and increase the compressive strength of the concrete.

4. Application field
As a new type of building material, the geotextile mold bag can be widely used in embankment slope protection, revetment, harbor, dock and other protective projects of rivers, lakes and seas, playing a role in stabilization, strengthening and greening.
V. Construction method
Laying and installation: Before laying, the base needs to be cleaned and leveled to ensure that the mold bag can be located on a flat base surface. During installation, the position of the mold bag needs to be measured, located and fixed.
Filling material: Use a high-pressure pump to pour concrete or cement mortar into the mold bag, and control the thickness of the filling material by the length of the hanging bar bag and the hanging bar rope in the bag.
Maintenance: After filling, the mold bag concrete needs to be maintained to ensure that it reaches the design strength.

5. Precautions
Material selection: Appropriate geobag materials should be selected according to project requirements to ensure that they meet the requirements of strength, permeability, etc.
Construction quality: During the construction process, the construction quality should be strictly controlled to ensure that the bags are laid flat, filled densely, and maintained in place.
Safety protection: During underwater construction, necessary safety protection measures should be taken to ensure the personal safety of construction workers.

In summary, geobags are a building material with broad application prospects. Their unique properties and advantages make them play an important role in water conservancy projects, coastal protection and other fields.

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PROJECT CASES

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In coastal engineering, geosynthetics such as Huaxiang geobags, cement blankets, and geogrids play an important role in coastal engineering from coastal protection, structural reinforcement to slope stability, and effectively respond to the challenges brought by the complex geology and environment of coastal areas.

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