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Underground drainage (UGD) projects successful respective parts of Coimbatore are gathering pace, with works progressing successful uncovered areas of the city. Coimbatore Corporation officials said astir of the projects are expected to beryllium completed wrong the adjacent 1 to 2 years.
Among the largest projects nether implementation is the UGD strategy for Vadavalli, Veerakeralam, Kavundampalayam and Thudiyalur, covering 12 wards afloat and parts of 5 wards. The estimated outgo is ₹935.92 crore.
The task was designed based connected a projected colonisation of 2.39 lakh successful 2020, rising to 3.16 lakh successful 2035 and 4.16 lakh successful 2050. Daily sewage procreation has been estimated astatine 28.29 MLD successful the basal year, expanding to 37.31 MLD by 2035 and 49.18 MLD by 2050.
Officials said some packages of the task person achieved astir 65% progress.
In Vadavalli and Veerakeralam (Zone 5), the task has been divided into 14 sewerage sub-zones. It involves laying 230.233 km of sewer pipelines, constructing 8,737 manholes and providing 24,969 location work connections. Sewage collected done 2 pumping stations and 7 lifting stations volition beryllium conveyed to a 15.43-MLD sewage attraction works projected adjacent the Chokkampudur crematorium.
Of the projected sewer network, 135.2 km has been completed, representing 66% progress. A full of 6,610 manholes, oregon 76% of the target, person been completed, portion 10,677 location work connections, accounting for 43% of the total, person been provided. The main and subsidiary pumping stations and each 12 lifting stations projected nether the task person been completed.
In Kavundampalayam and Thudiyalur (Zone 7), the task comprises 298.944 km of sewer pipelines, 11,362 manholes and 42,576 location work connections. Sewage volition beryllium conveyed done pumping stations to a 19.49-MLD sewage attraction works projected astatine Kavundampalayam.
So far, 164.5 km of sewer pipelines, oregon 59% of the target, person been laid. Of the projected 11,362 manholes, 7,614 person been completed, portion 12,142 location work connections person been provided.
Together, the Zone 5 and Zone 7 projects volition supply 529.177 km of sewer pipelines, 20,075 manholes and 67,545 location work connections.
Another task nearing completion is the UGD strategy for uncovered areas wrong the areas covered by the Ondipudur sewage attraction plant. The ₹185-crore task began successful February 2024 and has since achieved astir 95% completion.
Implemented successful 2 packages, the task covers uncovered areas successful Ganapathy, Gandhimanagar, Vilankurichi Road, Thanneerpandal, SIHS Colony and Ondipudur. It includes 134.80 km of sewer pipelines, 5,573 manholes, 23,066 location work connections, 3 pumping stations and 3 lifting stations.
In Zone 6, a abstracted UGD task is nether mode successful Chinnavedampatti, parts of Saravanampatti and Vellakinar, covering 8 wards. The task received revised administrative authorisation for ₹318.90 crore successful November 2023.
The strategy includes 202.039 km of sewer pipelines, 8,379 manholes and 16,090 location work connections. Sewage collected done 3 pumping stations and six lifting stations volition beryllium treated astatine a 9.75-MLD sewage attraction works projected adjacent Chinnavedampatti Lake.
Work connected the sewer postulation strategy began successful April 2024. Of the projected 202.039 km network, 88.50 km has been completed. A full of 4,181 manholes and 4,575 location work connections person been completed. Two of the 3 pumping stations and each six lifting stations person been completed. Overall advancement stands astatine 56%.
The task is expected to payment 1.11 lakh radical successful wards 2, 3, 4, 10, 11, 12, 13 and 14.
Meanwhile, the UGD task for Kurichi and Kuniyamuthur nether the AMRUT strategy has been completed. The task includes 390.19 km of sewer pipelines, 15 lifting stations and 10 pumping stations, with sewage to beryllium treated astatine the Vellalore installation earlier being discharged into the Noyyal river.
