About the Hashtgerd Rotating Square Tunnel Project
Erfan Sanat Isfahan Company has proudly completed the Rotating Square Tunnel project in the city of Hashtgerd. This project, designed with the goal of improving urban infrastructure and creating a safe and beautiful space for pedestrians, is a combination of advanced LED lighting technology and precise engineering. The Hashtgerd Rotating Square Tunnel is not only functional, but also gives a special look to the urban space with its attractive design. In the following, we review the details of this project and its features.
Introduction to Erfan Sanat Isfahan Company
Erfan Sanat Isfahan, a knowledge-based company with more than 25 years of experience in the field of urban lighting, is recognized as one of the pioneers of this industry in Iran. By utilizing experienced specialists and advanced equipment, we execute projects that both meet today’s needs and are sustainable for the future. Our commitment to quality, innovation, and customer satisfaction has made us a reliable choice for municipalities and civil organizations. The Hashtgerd Rotating Square Tunnel project is one of the successful examples of our activities.
Technical Specifications of the Rotating Square Tunnel Project
The Hashtgerd Rotating Square Tunnel, with 16 separate paths and a width of 2 meters for the walkway, is designed in a way that ensures the comfort and safety of pedestrians. Which demonstrates the precision and speed of the Erfan Sanat Isfahan team in implementing urban projects.
Excavation and Foundation
This project includes 32 pits with a depth of 50 cm and dimensions of 200×40 cm. For the foundation, gabion boxes with a width of 50 cm have been used, which not only increase the structure’s strength, but also contribute to its coordination and visual beauty. These boxes have covered the alignment difference of the bases in an orderly manner.
Metal Structure
The tunnel is made of 16 paths with 60×60 mm box sections, where the average length of each path is 8 meters. These structures have been implemented using 8 mm plates and 16 mm rebars in a bolt and nut form to ensure high durability and safety. The precise design, based on the submitted drawings, has guaranteed the strength of this structure.
Advanced LED Lighting
The tunnel is equipped with 10 paths of 4 cm full-color (3-wire) pixel strips with 80 lights per path. This system, with a 24-volt input voltage, IP68 protection rating, and a polycarbonate body resistant to sunlight, is suitable for various environmental conditions. The lighting is sealed with industrial resin and is adjustable via an Android application, which allows for changing light effects.
Central Control Box
The control box with 16 24-volt outputs allows for the management of the lighting from any point in the country. This box, with complete sealing, an air circulation system, and a contactor protector, is designed for all weather conditions. The wireless networking capability and updating programs via memory card has made using this system very simple.
Electrical Panel and Earthing System
The metal panel, with dimensions of 20×50×30 cm, is equipped with a 10-amp miniature circuit breaker, a 25-amp contactor, and a 25-amp residual current device. The earthing system, with 20 meters of drilling and sodium powders, ensures the electrical safety of the project.
Special Features of the Hashtgerd Rotating Square Tunnel
This tunnel, with its advanced LED lighting, gabion foundation, and PLT frames with CNC design, is distinguished from similar projects. Separate fuses, a contactor protector, and an advanced earthing system have maximized user safety. The CNC design on the frames, in addition to strength, has created an attractive visual appearance during the day and night. This project has been provided with a 24-month warranty and 5 years of after-sales service, which demonstrates our commitment to quality.
Benefits of the Project for the City of Hashtgerd
The Hashtgerd Rotating Square Tunnel brings positive impacts for the city and citizens:
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High Safety: Standard electrical systems and advanced earthing ensure the safety of pedestrians.
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Attractive Visual Effect: Dynamic lighting with adjustable effects makes the city space more beautiful, especially at night.
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Long Durability: The use of high-quality materials such as polycarbonate and CNC-machined sheets has increased the lifespan of the structure.
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Simple Management: A dedicated application provides the possibility of easy lighting control.
Invitation to Collaborate with Erfan Sanat Isfahan
The Hashtgerd Rotating Square Tunnel project is an example of Erfan Sanat Isfahan’s commitment to delivering high-quality and innovative projects in the field of urban lighting. We are ready to collaborate with municipalities, civil organizations, and contractors to create beautiful and safe urban spaces. For more information about this project or other services, visit the Erfan Sanat Isfahan website or contact our team.



