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Recently, with the pouring of the last batch of independent foundations for the ethanol production unit in Yushen Energy Chemical’s 500,000 tons per year coal-based ethanol project completed, and insulation measures such as covering the concrete with blankets applied, the winter construction efforts for this ethanol unit in 2020 have been successfully brought to an end. To date, this facility has had approximately 8,000 cubic meters of concrete poured, representing 62.18% of the total civil engineering work completed. During the winter construction phase, a total of 1,300 cubic meters of concrete was poured, and the construction of the foundations for some of the core equipment as well as those for the utility tunnels was completed successfully, laying the foundation for achieving the annual civil engineering construction targets. To ensure the high-quality completion of winter construction, the project team organized members from various specialties as well as the main contractors to conduct a thorough analysis of all tasks related to winter construction. Detailed plans and safeguards for such construction were developed. During the winter construction process, measures such as frost protection after trench digging, hidden defect inspections before concrete pouring, insulation measures after pouring, as well as safety supervision and hazard identification at each stage were strictly carried out in accordance with the winter construction plan, thereby providing a solid foundation for the successful completion of the work. Next, the project team members will continue to work on the front line, organizing the relevant equipment and materials as well as the documentation related to the work that will be suspended during winter. They will also hold special discussions and make arrangements for the key tasks for 2021, carrying out the necessary planning and preparations to ensure a successful installation campaign in that year.
On the morning of July 8, as the rotary drilling rig was started up, construction began on the first poured pile of the carbonylation framework – the core component of the ethanol production unit for Yanchang Petroleum’s 500,000 tons per year coal-based ethanol project, which is under EPC contracting by Beijing Petrochemical Engineering Co., Ltd. This marks the full commencement of civil works for the ethanol production unit.
On May 18, with the drilling of pile H2 at the first test pile site of Yushen Energy and Chemical Co., Ltd.’s 500,000 tons per year coal-based ethanol project, which is under the general contracting of Beijing Petrochemical Engineering Co., Ltd., it marked the official start of the project’s construction preparation phase. It is reported that this pile testing was carried out at three test sites, involving a total of 32 concrete poured piles, of which 21 had a diameter of 600 millimeters and 11 had a diameter of 800 millimeters. During on-site construction, the workers carried out their tasks with care, overcame the challenges posed by inadequate construction conditions and severe weather conditions, and maintained active communication with the client, designers, and inspection agencies to ensure that the pile testing was completed according to the planned schedule. Given the complex geological conditions of this project, it is crucial to conduct pile foundation tests to determine the load-bearing capacity of the infrastructure; therefore, the project team attached great importance to this and organized the construction work carefully, in order to lay a solid foundation for the subsequent phases of the project.