(ShandongHorizon)CHINA-SHANDONG-QINGDAO-TUNNEL PROJECT-CONSTRUCTION (CN)

Xinhua
28 Mar 2025, 21:57 GMT+10

(250328) -- QINGDAO, March 28, 2025 (Xinhua) -- Constructors conduct safety inspections at the construction site of the Tangshan Road tunnel in Qingdao, east China's Shandong Province, on March 28, 2025.

The construction of the Tangshan Road tunnel, an integral part of the Tangshan Road interchange and connection line project along the Qingdao-Yinchuan Expressway, reached completion on Friday.

The tunnel spans a total length of 1,551 meters and features eight lanes in a bidirectional double-tunnel configuration. Its maximum excavation span is 31.8 meters, with a maximum excavation cross-section of 447.62 square meters, making it the largest municipal traffic tunnel in China by excavation cross-section. (Xinhua/Li Ziheng)

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