Investor Presentaiton
Central Dhaka - Additional Adaptation for Climate
Change
1.
2.
Near Russel Square- Installation of a new sluice gate (3.4m x 3.4m) with
automatic operation to divert excess water to Dhanmondi lake at the time
of peak runoff and prevent backwater flow from Panthapath Box-Culvert.
Near Russel Square- Reactivate the existing sluice gate (2m x 2m) and
automatic operation with the new gate to divert excess water to
Dhanmondi lake at the time of peak runoff.
Central Dhaka - Extent and Duration of Flood with
and without Climate Change
Average
Extreme rainfall in 2050
Flood free
0.1m-
0.25 m
0.25m-
0.75m
0.75m-
1.5m
Duration
> 1.5m
above 0.1m
(hours)
341 mm/ 24 hour
26.4
8.8
1.9
0.3
1.8
10
396 mm/ 24 hour
25.1
10.1
1.9
0.3
1.8
12
341 mm/24 hour without
36.4
0.7
0.3
0.1
1.7
1
Adaptation deficit
396 mm/ 24 hour but without
35.7
1.1
111
0.5
0.2
1.8
2
Adaptation deficit
396 mm/ 24 hour without
36.1
0.9
0.4
0.1
1.8
1
Adaptation deficit and with
adaptation for climate
change
08/12/2016
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