Original title: Xiangjiaba Irrigation Area Project has captured an important node and the pouring of the Baiyang Mountain Aqueduct has been completed.
On December 30, the reporter learned from the Sichuan Provincial Water Conservancy Development Group to the Jiaba Company that the Xiangjiaba Irrigation Area Project has captured an important node, and the pouring of the only double-arch aqueduct in the first phase of the North Main Canal One-Step Project - Baiyangshan Aqueduct has been completed.
Baiyangshan Aqueduct is located in the second flow section of the first phase of the North Main Canal in the Xiangjiaba Irrigation District, with a total length of 330 meters and a total of 31 spans, and the structure is a beam aqueduct + arch aqueduct. The arch aqueduct part is a double arch, with a single arch span of 60 meters, and the maximum overhead height of the aqueduct body on the arch is 47 meters. According to the relevant person in charge of the construction party, the support system of this double-arch aqueduct is more complex, the technical difficulty is large, the terrain environment is complex, and the construction requirements are high.
Up to now, 19 branch tunnels of the first phase of the North Main Trunk Canal in Xiangjiaba Irrigation District have been completed, 84 main tunnels have been penetrated, and a total of 99 tunnel excavations have been completed81 km, aqueduct poured 484 km. This year, the first phase of the one-step project has actually completed an investment of 2 billion yuan, and the cumulative investment has reached 70500 million yuan, accounting for 92% of the total investment of the first phase of the one-step project72%。(Reporter Shao Mingming).
*: Sichuan**).