Part of the 100km 400kV double circuit Line and associated substations at Ngong, Suswa, Isinya, Koma Rock and Athi River that will increase transfer capacity to meet the city of Nairobi's rising demand and enhance power security by providing alternative electricity paths.

CONSTRUCTION OF NAIROBI RING SUBSTATIONS:
LOT A - ATHI RIVER 220/66KV SUBSTATION AND ISINYA 220KV SUBSTATION
LOT B - NGONG 220/66KV SUBSTATION, KOMA ROCK 220/66KV SUBSTATION
AND EXTENSION TO DANDORA 220KV SUBSTATION

• Addendum_1_March_2012
• Addendum_2_Nairobi_Ring_Substations_March_2012
• Addendum 3
• LotA_7-2_Form_of_Bid_Security_Rev3
• LotB_7-2_Form_of_Bid_Security_Rev3
• Lot_A_Volume_2
• Lot A & Lot B Clarification Responses No.2 [19_03_2012]
• Lot A & Lot B Clarification Responses No.3 [27_03_2012]
• Lot_B_Volume_2
• Minutes_of_Pre_Bid_Meeting_29_02_2012
• Nairobi Ring Substation Lot A and Lot B Invitation for Bids
• PreBid_Meeting_Programme_Substations
• Surge Arrester Technical Schedules - Lot A and B (Zip file)