据微信公众号"国家铁路局"消息，11月14日，国家铁路局发布通报称，针对近日媒体关注的银巴铁路桥梁用橡胶材料"以次充好"问题，兰州铁路监管局高度 重视，立即成立调查组，赶赴现场开展调查核实。 日前，新华社旗下《经济参考报》调查发现，中国铁建旗下中铁十六局在施工过程中，使用的一种桥梁用橡胶材料疑似存在质量问题。记者现场随机抽取的 多处已铺设三元乙丙橡胶板能轻易被割开、扯断。送检结果显示其拉伸强度仅为1.78MPa，仅为标准（"≥12MPa"）的15%，主要成分为性能较差的异戊二烯 橡胶，而非合同要求的三元乙丙橡胶，且部分产品无厂家标识，涉嫌以次充好。 据了解，三元乙丙橡胶板铺设在铁路桥两侧钢横梁上，能避免混凝土电缆槽和钢横梁两个刚性结构之间的直接接触，使受力均匀，起到缓冲、防水和延长桥 体使用寿命的作用。 | 序号 | 项目 | | 单位 技术要求 试验方法 | | | --- | --- | --- | --- | --- | | 1 | 邵A硬度 | 度 | રેરેન્દ | GB/T 531.1 | | 2 | 拉伸强度 | MPa | ≥12 | GB/T528 | | 3 | 拉断伸长率 | 0/0 ...

班组安则企业安、班组强则企业强！班组是矿井安全生产的前沿阵地，是质量固安的第一道防线。山东能源枣矿 集团付村煤业坚持抓基层、强基础、练队伍，不断推动安全生产工作关口前移、重心下移。特别是进入四季度以 来，该公司持续加大安全严管力度，进一步夯实安全根基，筑强战斗堡垒，在班组打响决胜年终安全"第一仗"。 合力吹响"安全哨" "迎头右帮一排联网稀，迎头后第二排第3棵帮锚失效……" 王兴君是付村煤业巷修工区的一名班长，每班到达生产迎头第一件事，他都像安监员一样，又是测、又是量，"火 眼金睛"严查现场安全隐患。 "在我们这，查隐患、治隐患不是安监员的'专利'，而是每一名职工的自觉行动。"王兴君告诉笔者，在他们班 组，无论是迎头工还是支护工人人都"揣"着一把安全"利剑"，只要发现威胁安全生产的"蛛丝马迹"，就第一时间 吹响"安全哨"，形成众志成城保安全的强大合力。 决战年终，安全是前提、保障。付村煤业注重强化班组在安全生产中的主体地位，持续加大隐患排查、治理力 度，在健全"管理人员查隐患""安监人员查隐患"工作机制的同时，进一步完善"职工岗位查隐患"工作机制，引导 全体职工瞪起眼睛抓违章、查隐患，在采煤工作面、掘进迎头等 ...

Core Points - The incident involving the large-scale tile shedding from the Ming Zhong Du Drum Tower in Fengyang, Anhui, has raised significant public concern, occurring just 14 months after the completion of its renovation in March 2024 [1] - The responsible company, Huangshan Huizhou Zhongya Construction and Installation Classical Garden Co., Ltd., has faced scrutiny due to allegations of wage arrears despite previously being recognized as an "advanced unit for labor wage payment guarantee" [2][3] Summary by Sections Incident Overview - On May 19, 2024, tiles from the top of the Drum Tower, rebuilt in 1995, began to fall, with no reported injuries, prompting an investigation by local authorities [1] - Residents noted that the structure had not experienced significant issues for nearly 30 years until the recent renovation [1] Financial Aspects - The initial estimated cost for the renovation project was approximately 4 million yuan, but the final settlement amount was reduced to 2.9023 million yuan, raising questions about the quality of materials used [2] - The project was managed by the same company that won a subsequent bid for a road construction project, leading to public skepticism about their capability to handle both types of projects effectively [2] Company Background - Huangshan Huizhou Zhongya Construction and Installation Classical Garden Co., Ltd. has a history of legal disputes, including labor disputes and wage arrears, with over 70 legal cases primarily related to construction contract disputes and labor issues [3] - Despite its accolades, the company has faced multiple lawsuits in recent years, indicating potential operational and financial challenges [3] Official Response - The local cultural and tourism bureau acknowledged that tile shedding had been a known issue since early 2017, with increased severity leading to the renovation [4] - Meteorological data indicated a significant temperature fluctuation on the day of the incident, which may have contributed to the tile shedding, although this connection remains uncertain [5]