Hester Street Substation: Renewal of the underground Hester Street Substation serving the IND 6th Avenue Line (B/D) in the Borough of Manhattan. Work includes: Removal of existing traction power and installation of new traction power, including switchgears, transformers, rectifiers, DC breakers, and other systems. Installation of new property line manhole and ducts for high- and low-tension cabling, and removal and installation of new ducts for Consolidated Edison ("Con Edison"). Furnishing and installation of positive and negative cables, control cables, battery cables, and others, from Substation to Circuit Breaker Houses (CBH), Fan plants, and third rail. Replacement of Remote Terminal Unit ("RTU") with Programmable Logic Cabinet ("PLC") and Digital Input and Output Cabinet ("DIO") for substation's SCADA. Performance of related work, including mechanical, electrical, and architectural and structural elements. Village Substation: Renewal of the underground Village Substation serving the IND 6th Avenue Line (IND) in the Borough of Manhattan. Work includes: Removal of existing traction power and installation of new traction power, including switchgears, transformers, rectifiers, DC breakers, and other systems. "Due to the sensitive nature of the project, reference documents will not be posted. Please obtain documents through the means listed in the invitation to bid." Relocation of Con Edison conduits, installation of new ducts, installation of new property line box, and expansion of existing heating and ventilation shafts. Furnishing and installation of new Cable Termination Boxes (CTB) at Fan Plants and other locations and connections from these CTBs to Village Substation's CTB. Furnishing and installation of positive and negative cables, control cables, battery cables, and others, from Substation to Circuit Breaker Houses ("CBH"), Fan plants, and third rail. Replacement of Remote Terminal Unit ("RTU") with Programmable Logic Cabinet ("PLC") and Digital Input and Output Cabinet ("DIO") for substation's SCADA. Performance of related work, including mechanical, electrical, and architectural and structural elements. This is a A+B Contract Service-Disabled Veteran-Owned Set Aside: No Disadvantaged Owned Sub-Contracting Goal: 22.5% Contract term: Maximum 1096 days Substantial Completion