钢箱梁长又长，巧工匠细梳妆

Core Viewpoint - The article highlights the dedication of construction workers, particularly Liu Qiang, who chose to remain on the job during the Spring Festival to ensure the progress of the Jinan Phoenix Yellow River Bridge South Extension Project, a key infrastructure initiative in Shandong province [1][6]. Group 1: Project Overview - The Jinan Phoenix Yellow River Bridge South Extension Project is a major transportation initiative in Jinan, spanning 25.8 kilometers, connecting the airport expressway to the second ring road [5]. - Upon completion, the project will enhance the urban expressway network, significantly improving traffic efficiency and reducing travel times to key hubs like Yaoqiang Airport and Jinan East Station to approximately 30 minutes and 20 minutes, respectively [5]. Group 2: Construction Challenges - The construction of steel box girders is complex, requiring precise control during installation to maintain the overall linearity of the elevated bridge [3][6]. - The lifting process poses significant risks, necessitating careful calculations regarding ground load capacity and the placement of cranes, as the working space is very limited [3][6]. Group 3: Worker Commitment - Many workers, including Liu Qiang, have opted to stay at the construction site during the Spring Festival, prioritizing project completion over personal time with family [6][7]. - The commitment of these workers is crucial for maintaining project timelines and ensuring the successful delivery of this vital public infrastructure [7].