Chandigarh, March 11 -- A high-powered purchase committee led by Haryana chief minister Nayab Singh Saini on Wednesday approved contracts worth Rs.658 crore after negotiations with suppliers, resulting in savings of over Rs.68 crore for the state exchequer. An official spokesperson said that a total 15 agenda items worth Rs.676 crore were presented in the meeting. However, after negotiations, the contracts were finalised for Rs.658 crore. The panel gave nod to the automated coal supply and maintenance at the Yamunanagar and Panipat thermal power plants. The process for purchasing 220 KV and 33/11 KV power transformers for DHBVNL was also finalised. Among other projects, decks were cleared for laying a pipeline from Basai water works to Sector 25 in Gurugram. This pipeline will be laid at a cost of around Rs.55 crore.HTC...