How to prevent leakage in loach ponds? Fujian geotextiles offer you a simple, effective, and cost-saving solution!
Release date:
2020-10-12
Raising loaches is generally more economical and practical using earthen ponds. However, for ponds with narrow or unevenly shaped bottoms—such as those containing sand—leakage prevention measures should be considered to avoid water loss. Below, we’ll introduce two cost-effective methods for addressing this issue.
Step 1: Cement hardening

Dig trenches along the base of the embankment surrounding the pond, with a depth of 20 to 30 centimeters. Carefully level the slope and the top of the embankment as much as possible. Then, lay wire mesh across the entire slope—from the bottom of the trench up to the top of the embankment; a mesh with openings measuring 3 to 5 centimeters will suffice. Cut the wire into U-shaped segments to securely fasten the mesh to the embankment slope. Note that the top of the embankment does not necessarily require wire mesh installation.
After installing the wire mesh, mix cement with river sand and apply it evenly to the slope and ridge surfaces—just a 3-centimeter-thick layer of cement is sufficient. Once the cement has dried, backfill the trenches with soil to help retain moisture. By using cement for hardening, the typical investment per mu ranges from approximately 4,000 to 5,000 yuan. Although this approach requires a slightly higher initial cost, it results in stronger pond embankments, makes daily maintenance easier, and ensures that the entire aquaculture pond remains cleaner and more well-organized.
Step 2: Laying out Fujian Longyan Geomembrane

In addition to cement hardening, the pond embankment can also be lined to prevent leakage. Fujian Longyan Geomembrane , which is cheaper than cement hardening. The pond embankment should be laid while the soil is still moist and not yet dried out. Fujian Longyan Geomembrane , to prevent dirt from piercing Fujian Longyan Geomembrane 。
The specific method involves digging trenches along the base of the embankment surrounding the pond, with each trench 20–30 centimeters deep. Next, roughly level both the slope and the top of the embankment. Then, starting from the bottom of the trench on one side of the pond’s edge, extend the soil liner up to the top of the embankment and down again to the bottom of the trench on the opposite side, effectively wrapping the entire pond embankment. Finally, backfill the trenches with soil and compact it thoroughly. At the joints where the soil liner meets, securely seal them using a heat-sealing machine or strong adhesive—making sure no gaps remain to prevent water leakage or mudfish from burrowing through. Typically, liners with a thickness of around 0.4 millimeters are used. Fujian Longyan Geomembrane , the installation process is relatively rough, but the membrane typically lasts around 5 years.

ZHONGTAI HENGBANG Engineering Technology Co., Ltd. is a comprehensive service provider integrating engineering consulting and design, material R&D, production, manufacturing, as well as operation and maintenance services. With robust technical expertise and strong R&D capabilities, our products are prominently applied in critical areas such as hydraulic infrastructure projects, transportation infrastructure initiatives, and environmental protection fields like urban waste management and the safe isolation and impermeability of hazardous industrial solid wastes. The company boasts advanced production lines sourced from Germany, Italy, Denmark, Belgium, Switzerland, and other countries, adhering to stringent quality management systems and rigorous testing standards. We are equipped with state-of-the-art equipment capable of evaluating key properties including tensile strength, creep resistance, UV resistance, water permeability, flame retardancy, anti-static performance, chemical corrosion resistance, and oxidation stability. Furthermore, our enterprise has successfully obtained certifications such as CRCC, ISO 9001, ISO 14001, OHSAS 18000, and MA certificates, along with inspection reports issued by China’s Ministry of Railways and Ministry of Water Resources, the EU CE certification, and approvals from specialized laboratories in Russia, Australia, the U.S., and other relevant regions. We are dedicated to delivering top-quality geosynthetic materials and unparalleled services for projects spanning retaining walls reinforced with soil, soft ground stabilization, land reclamation and dike construction/maintenance, hydraulic engineering, slope remediation and ecological restoration, road construction, and mining projects.
Consultation Phone: 13953856388
Contact: Mr. Zhang
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