Page 159 - HUDCO DESIGN AWARDS 2022-23

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R RESTORING WATERCITY
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B BUND STRATEGY B BUND STRENGTHENING
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Depending on the catchment area of each lake, the codal
requirement is to maintain the main bund level at 2m
above the FTL; while the ring bund (the non-critical bund)
shall be 0.9m above the FTL. Bunds are proposed to be
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constructed using as natural methods as possible to ( (2.) ) ( (3.) ) ( (4.) )
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avoid concrete. The green slopes, the aquatic grasses,
rocks etc. provide the habitat for native bio-diversity, 1. All slopes which earlier were covered with loose silt
which in turn shall help to create a balanced lake eco- deposited from previous desilting drives carried out
system. in the city have been dressed and stabilized with
proper compaction.
2. Revetment is provided till the water line and then the
Removing the unnecessary bunds, and silt mounds, the
lakes now have become more visible and accessible slopes are dressed to a gradient of 1:2 (1 vertical:
which will soon allow people to connect to the newly 2 Horizontal) to ensure self-stabilized repose angle.
designed lakefronts to enjoy the City’s rich Cultural 3. Further protected with a geo-grid.
heritage. With lower-level decks, viewpoints, float-walks, 4. All the lake-edge slopes are planted with native
pontoon jetties, stepped plazas and ghats, the design grasses and rocks to further stabilize the same.
aims at celebrating the waterfronts and allowing people
to re-engage with the historic lakes in the city.
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S Sevampathy y K Kumarswamy y
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K Krishnampathy M Main bund
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S Selvachintamani i
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V Valankulam
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P Periyakulam
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N
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R River Noyall l l N

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B Bund Typology: Main Bund Ring Bund R Ring bund
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B Before A After r
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E ECO-RESTORATION OF LAKES UNDER COIMBATORE SMART CITY PROJECT,
E

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K

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C COIMBATORE, TAMIL NADU

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