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How Chennai’s Third Master Plan can tackle climate risks
Over the past two decades, Chennai has weathered a tsunami, repeated floods, and now, according to a new study, a rapidly worsening mix of heat and rain. Heatwave-preconditioned extreme rainfall events in the Chennai Metropolitan Area have nearly tripled over four decades, rising from an average of 1.2 events a year between 1982 and 1991 to 3.2 events a year between 2012 and 2021. When a heatwave comes before the rain, the same study finds, the population exposed to flooding rises elevenfold and the number of buildings affected rises seven-fold. A separate assessment projects that heatwave days in the city…
http://www.change.org/en-IN/petitions/towards-safer-and-efficient-bangalore-roads-public-inconvenience-is-becoming-a-norm-please-help
‘@Ashwin – appreciate your observations. Potholes appear because of sub-standard laying of bitumen/tar hot mix, non-adherence to required temperature before spreading, thin spreading as against the prescribed thickness, bad compression, bad camber, clogged side drains and silt/ much/garbage filled RWDs. Rates are quoted by contractors keeping in mind the tender conditions and award of contracts is highly skewed and there is a high level nexus between elected reps, officials and contractors. There is rampant corruption while taking check measurements, quality and quantity control assurance are totally overlooked and bills are passed subverting all conditions. WHY CAN’T WE HAVE PLASTIC COATED BITUMEN ROADS THAT LAST ALMOST 5 YEARS? About 10 years ago, I remember that Miller Road was laid with plastic bitumen coated spread and it was appreciated.