India, Feb. 23 -- A ravine of variable depth will run along the periphery of the proposed underground stadium and parking facility beneath the Mahalaxmi Racecourse to prevent flooding, architects designing the proposed facility told the South Mumbai Residents' Association on Sunday.

Referred to as "ravine curated water treatment", the system will function like an organised water catchment in one of Mumbai's most vulnerable low-lying zones, Mubashir Jabir, a member of the Hafeez Contractor-led design team said during the citizens' dialogue, organised by Shiv Sena leader Susieben Shah.

"Ravine is a curated treatment of water catchment.If the catchment depth is more from the north side and from the south there's less waterlogging, then the...