本报记者 杜雨萌 "高兴，特别高兴！40多年后，能在原址住上新楼，很幸运，很感谢。"2月4日，74岁的刘桂兰手捧着崭新的红色房本，站 在新家内难掩激动。作为北京市西城区月坛街道三里河一区28号楼（以下简称"28号楼"）的首批住户，她在搬离原址不到半年 后，便实现了"回家"的愿望。 谈及始建于1978年的住宅楼，住户韩女士告诉记者，历经40余年风雨，楼体已出现墙体开裂、管线老化等问题。"2023年 28号楼被纳入了西城区危旧楼改建范围。现在看着崭新的楼房、宽敞的户型、加装的电梯，这半年的等待太值得了。" 超预期的建设速度与品质"焕新"的背后，离不开新技术的赋能。据悉，28号楼项目采用智能建造—MiC技术，即在工厂完 成标准化模块的智能化生产，再运输至现场进行快速集成组装。该技术不仅实现了建造效率的突破，更同步达成了绿色环保、 成本集约与智慧协同的综合成效。 "若按传统现浇方式改建，平均项目周期需要1年半至2年。在此期间，居民需要自行寻找临时安置场所，安置成本较高。 而28号楼采用的智能建造—MiC技术，打破了传统的线性工期，将建造效率提升约75%。"中建海龙科技有限公司28号楼项目经 理裴江飞在接受《证券日报》 ...

审批跑出"加速度" 位于北京市西城区月坛街道的三里河一区28号楼，建于1978年，共有3个单元54户居民。近半个世纪的 风雨侵蚀，让这栋楼隐患丛生。 立春时节，和煦的阳光倾洒在北京西城区三里河一区一栋崭新的红砖楼上，楼前张灯结彩，一幅"恭迎 回家"的红色立幅在光影间舒展，喜庆而温暖。 28号楼的居民们排着队，从工作人员手中接过两样东西：泛着金属光泽的新钥匙，和一本深红色封皮的 新不动产权证书。 "当时跟我们说的是春节前就能拿到钥匙，我们都不太信，怎么能这么快？去年7月搬走，现在还真就如 期交房了。"28号楼居民李女士仍觉恍如梦境。 从居民搬离到拿到新房本，历时半年，这不是魔法，而是城市更新过程中的"中国建造速度"。近日，记 者探访了这座位于北京核心区的危旧老楼，揭开其快速"蝶变"背后的密码。 "在28号危旧楼改建项目中，西城区全面推行立项用地、工程审批全链条'全程网办'，实现了24小时内 核发项目备案与选址意见书、48小时内完成多规会商意见审批的高效办理，土地划拨、规划许可、施工 许可等核心证照更实现'单日办结、四证齐发'，整体审批用时较承诺时限提速90%以上。"北京市西城区 住建委副主任王勇向记者表示，该项 ...

Core Viewpoint - The rapid transformation of the dilapidated 28th building in Sanlihe District, Beijing, showcases the efficiency of urban renewal processes in China, emphasizing the use of advanced construction technologies and streamlined approval procedures [1][4][9] Group 1: Project Overview - The 28th building, constructed in 1978, faced numerous structural issues, including cracked walls, aging pipelines, and lack of elevators, prompting strong resident demand for renovation [2][5] - The project commenced on September 5, 2025, and remarkably completed the entire construction process in just six months, from resident relocation to moving back into new homes [2][5] Group 2: Approval Process - The project implemented a fully online approval process, achieving project registration and site selection within 24 hours, and completing multi-regulatory consultations in 48 hours, resulting in a 90% reduction in overall approval time compared to promised timelines [4][9] Group 3: Construction Technology - The project utilized the "intelligent construction - MiC technology," which allows for modular construction, significantly reducing construction time by approximately 75% compared to traditional methods [7][9] - This technology also minimizes construction waste by 75%, reduces material loss by about 25%, and lowers carbon emissions by approximately 30%, while enhancing sound insulation performance by 80% [7][9] Group 4: Resident Experience - Residents reported significant improvements in living conditions, including new heating systems, larger kitchens, and the installation of smart home systems, which enhance convenience and comfort [6][7] - The project not only provided new homes but also ensured that residents received their property certificates simultaneously with their keys, setting a precedent for future urban renewal projects [4][5]