Pre Bid Tie Up For 765k V Gis Extn. Substation Package (Including Ais Extn) Ss159 T For A) Extn. Of 765/400/220k V Jamnagar (Gis) S/S B) Extn. Of 765k V Saurashtra (Near Rajkot) (Getco) (Ais) S/S Associated With Transmission System For Integration Of Power From Re Projects In Jam Khambhaliya Rez In Gujarat Phase Ii (5500 Mw) And Jamnagar Phase I (1000 Mw) Through Tariff Based Competitive Bidding (Tbcb) Route Prior To Rf P Bid Submission By Powergrid To Bpc.