Mumbai, June 1 -- As many as 20 infrastructure projects along the Maharashtra's Konkan coastline, including three passenger jetties in Thane and one in Mulund, are stuck due to delays in issuance of Coastal Zone Management Plan maps by the Chennai-based National Centre for Sustainable Coastal Management (NCSCM). The state government has been awaiting maps from the agency for six months to a year in some cases, which has pushed up project costs significantly. Ports minister Nitesh Rane has raised the issue with Union environment minister Bhupendra Yadav and the minister has directed the agency to issue the maps within a month. NCSCM is an autonomous research institute under the ministry of environment, forest and climate change. Eleven of the 20 proposed projects with a cumulative cost of Rs.190.9 crore are located in the Mumbai Metropolitan Region (MMR). htc...