college of engineering , punecurrent practicesThe case of Mumbai[nosplan 2013-safe cities]Group members:Aishwarya borateSejal mathurAkshay patilDevashree ragdeAkshay ozaJay baviskar
Reason for choosing Mumbai as topic for case studySr.City CountryAgglomeration (2003)1TokyoJapan3,38,50,0002Mexico cityMexico2,20,50,0003New YorkUSA2,18,50,0004SeoulSouth Korea2,18,50,0005Sao PauloBrazil1,98,50,0006MumbaiIndia1,91,00,0007DelhiIndia1,85,50,0008Los AngelesUSA1,76,50,0009OsakaJapan1,67,00,00010JakartaIndonesia1,65,50,000
Mumbai flood historyMax. recorded rainfall in Mumbai in a day05/08/1976- 265 mm10/09/1991- 475 mm10/09/1930- 548 mm05/07/1974- 575 mm26/07/2005- 944 mm (In first 6 hrs.- 0830 to1430 hrs. Only 19.3 mm rainfall & in last 6 hrs. -0230 to 0830 hrs. only 59.2 mm rainfall)
Casualty and Damage : 26/07/2005 Floods
EXTENSIVE LOSS OF LIFE445 people lost their lives in the flashfloodsDAMAGED BUILDINGS AND VEHICLES Residential establishments - partly damaged:50,000 Residential establishments - fully damaged: 2,000 Commercial establishments: 40,000 Vehicles: 30,000MEDICAL CARE AND HOSPITALS437 Primary Health Centers, rural hospitals ,and residential premises for health personnel were damaged by floodingEDUCATION AND SCHOOLSMore than 20,000 classrooms damaged and97 school buildings collapsed
VULNERABILITIES FOR FLOODS IN MUMBAIClimate change and heavy rainsRising sea levelsExtensive reclamation and faulty zoning regulationsOutdated building regulationsFaltering drainage systemsIncrease in impermeable surface area
AREAS VULNERABLE TO FLOODING
Flooding Spots : 266Chronic Flooding spots: 55Slum Localities Within High Tide Line : 57M
Making cities resilient campaign
One of the current projects ongoing in the city of Mumbai initiated by United Nations International Strategy for Disaster Reduction (UN-ISDR) is the Making Cities Resilient : My city is getting ready campaign.Launched in 2010, it addresses issues of the local governance and urban risk. It entered its second phase 2012-2015; based on the success and stock taking by partners and participating cities in the first phase (2010-2011), the campaign will continue and shift its focus to implementation support, city-to-city learning and co-operation, local action planning and monitoring of progress in cities.MCGM- Municipal Corporation Of Greater Mumbai ( BMC ) works with the support of UNISDR
ISSUES TO BE SOLVEDOBJECTIVES1) Provide State of Art Infrastructure2) International Financial Centre3) Eco friendly City4) Build Disaster Resilient City
Measures Initiated To Mitigate Flooding Of Rivers Mithi River : Construction Of 7.4 Km Long RCC retaining wall .Construction Of 25 m long and 4.5 m high weir to discharge water .Dahisar River : Training Of 1800 m of river.Poisar River : Training Of 3550 m of river Oshivara River : Widening And Training Of 3 water courses
2. Augmenting Storm Water Drainage System
SWD designed for rainfall of 50mm/hr. System being cleaned to the bottom-most level since 2006.Rehabilitation of old drains, particularly in the Island City.Installation of 9 storm water pumping stations in progress. 2 Pumping Stations already commissioned.Portable dewatering pumps installed at flooding spots.
3. INSTALLATION AUTOMATIC WEATHER STATIONS & FLOW GAUGES
35 automatic weather stations installed for real time rain fall intensity
The data is monitored, analyzed and the warnings are issued of flooding
Flow Gauges installed upstream of Mithi River to monitor water flow and issue warning to population living down stream.
4. ESTABLISHMENT OF EMERGENCY OPERATION CENTRES
State of the Art Emergency Operation Center at Municipal Head Office & at all WardsOperational 24 x 7Latest Communication SystemsEarly Warning System
COORDINATION WITH INTERNAL DEPARTMENTS AND EXTERNAL AGENCIES
Campaign focus areas 2012-2015Know More and Commit: sign up more local governments and national government support for resilient citiesInvest wiser, Build safer: implementation- city to city learning and capacity building, handbooks and guidelinesBenchmarking and reporting: Local Government Self Assessment Tool and Resilient Cities ReportEmphasis on partnerships and UNISDR capacity as a platform and knowledge management hub
Government Recovery Plan
ACTIONS BY MCGMOperates a control room - the Main Centre of CommunicationDischarge pumps 196 nos. deployed to discharge waterSearch and rescue teams-6 kept ready under the fire brigadePersonnel from Civil Defence-600 and 10 persons per ward from NGO500 buses kept ready by the transport service providerDe-siliting of Mithi river - 5.68 lakh cub.m. silt removed pre-2007 and 3.70 lakhs cub.m thereafter2652 residential and 1148 commercial structures removed1769 residential and 349 commercial structures rehabilitatedAdditional bridges at Kranti Nagar and Kurla-Kalina Road started
Government Recovery PlanACTIONS BY STATE GOVERNMENTActive traffic management / diversion when roads are waterloggedState government hospitals/ supplement municipal hospitalsHome Guards & Civil Defense for disaster management288 retaining walls in 74 places have been undertaken by the Slum Improvement BoardThe Chief Minister of Maharashtra acts as the highest coordinating authority - Chairs a Monsoon-preparedness meetingRegular follow-up meetings by the Chief Secretary and Additional Chief Secretary (Home Department)
Government Recovery Plan
ACTIONS BY GOVERNMENT OF INDIAHonble Prime Minister sanctioned a special grant of Rs. 1200 crores outside the Jawaharlal Nehru National Urban Renewal Mission (JNNURM) as 100% subsidyThe work involves widening of drains and construction of pumping stationsRehabilitation of slums up to 01.01.2000.
referenceswww.unisdr.org/campaign/resilientcitieswww.mumbaicity.nic.in/index.htmResearch paper published by Prof.Kapil Gupta (IIT-B)Case study by Dr.Jairaj Phatak, Ex-Commissioner, MCGM
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