Qingdao Zaili Electric Power Equipment Co., Ltd
| Product Name | Grillage Foundations |
| Type | Angular Tower Or Steel Pole Tower |
| Material | A36 / S235JR/ CT3nC、A 572 Gr.50 / S355JR/ 09[ 2C、 A572 Gr.65 / S420N/ 15F2CΦ Or According To The Standards Provided By The Customer |
| Payment Terms | TT or L/C |
| Delivery Time | As agreed upon |
| Galvanization Standard | EN ISO 1461,ASTM/A123 Or Equivalent |
| Lifetime | 50 years |
| Trade Terms | EXW,FOB,FCA,CFR,CIF,DAP Etc |
| Packaging Details | Wooden case,Wooden crate,Bundle |
| Supply Ability | 100,000 tons per year |
| Place of Origin | China |
| Brand Name | Qingdao Zaili Electric Power Equipment Co., Ltd. |
| Certification | CE,ISO |
| Model Number | Telecommunication Towers |
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Product Specification
| Product Name | Grillage Foundations | Type | Angular Tower Or Steel Pole Tower |
| Material | A36 / S235JR/ CT3nC、A 572 Gr.50 / S355JR/ 09[ 2C、 A572 Gr.65 / S420N/ 15F2CΦ Or According To The Standards Provided By The Customer | Payment Terms | TT or L/C |
| Delivery Time | As agreed upon | Galvanization Standard | EN ISO 1461,ASTM/A123 Or Equivalent |
| Lifetime | 50 years | Trade Terms | EXW,FOB,FCA,CFR,CIF,DAP Etc |
| Packaging Details | Wooden case,Wooden crate,Bundle | Supply Ability | 100,000 tons per year |
| Place of Origin | China | Brand Name | Qingdao Zaili Electric Power Equipment Co., Ltd. |
| Certification | CE,ISO | Model Number | Telecommunication Towers |
| High Light | Corrosion Resistant Grillage Foundations ，Fiberglass Grillage Foundations ，RDU Grillage Foundation For Transmission Towers | ||
RDU-Grillage Foundation for Communication Towers: Corrosion Resistant Fiberglass Foundation with Modular Design and Thermal Insulation
This foundation system is specifically engineered for communication towers. According to relevant patents, its core structure is a grid platform composed of multiple layers of high-strength fiberglass beams arranged in a crisscross pattern.
A Tower Mount Assembly is specifically installed at the centroid section of the platform. This is the most rigid part of the entire foundation, used to secure the tower legs, ensuring the tower remains vertical and stable under various wind loads and natural forces.
Besides the tower structure itself, other areas of the platform support communication shelters, generators, and other ancillary equipment via Vertical Support Assemblies, achieving an integrated elevated setup for both the tower and its equipment.
This is its most crucial design purpose. While towers themselves don't generate significant heat, permafrost in places like Alaska is extremely sensitive to temperature changes. Traditional steel or concrete foundations act as "thermal bridges," conducting heat into the ground, causing the permafrost to thaw and the foundation to settle. This can lead to tower tilting, disrupting the precise alignment required for microwave communications. The RDU-grillage foundation, composed of approximately 95% fiberglass composite material, has very low thermal conductivity. It effectively isolates heat, protecting the permafrost layer and ensuring the long-term stability of the tower base.
Traditional tower foundations often require on-site concrete pouring, which is time-consuming and labor-intensive. This grillage foundation uses modular, prefabricated components designed to be lightweight. It can even be airlifted in segments by medium-lift helicopters to the site and assembled within hours, significantly reducing on-site manpower and reliance on heavy machinery.
Due to its elevated design (Above Grade), it requires virtually no site leveling or excavation and can be installed directly on uneven ground. This is particularly important for areas with fragile vegetation or strict environmental regulations (e.g., mountains, wetlands, nature reserves), minimizing disturbance to the original surface ecology.
Company Details
Business Type:
Manufacturer
Year Established:
2015
Total Annual:
20000000-50000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
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