Special construction in rainy season programme Explanation (word format)
The third contract section of Longrui Expressway starts at K14+900 and ends at K19+220, with a total length of 4.37203km and a total investment of 239 million yuan. The main quantities are: (1) Subgrade works: subgrade excavation 209000 m3, subgrade filling 278000 m3, protection works 11400 m3, drainage works 6400 m3 (including masonry and concrete), 4 culverts, and 4 pedestrian channels. (2) Bridge works: 4 major bridges, cumulative length of a single bridge: 1989.3m, 1 medium bridge, cumulative length of a single bridge: 88.2m, 2 small bridges, cumulative length of a single bridge: 56.2m; There are 172 bridge pile foundations, 21 cushion caps, 44 cylindrical piers, 21 Y-shaped piers, 45 tie beams, 46 capping beams, 245 T-shaped beams and 66 hollow slabs. (3) Tunnel works: one separated tunnel, including 1300m long left tunnel, 1285m long right tunnel, and 2585m long single tunnel.