PROVN OF MODULAR UNDERGROUND BUNKER

Sch 'A' Part-I (Building Works) Note: Prepriced at par with SSR Part-II (2020) at Serial Page No 20(R), and contractor has to quote the estimated amount under Col 6

Sch 'A' Part-II (Internal Electrification Supply Works) Note: Prepriced at par with SSR Part-II (2020) at Serial Page No 25(R), and contractor has to quote the estimated amount under Col 6

Sch 'A' Part-III (External Electric Supply)Sec-I Note: Prepriced at par with SSR Part-II (2020) at Serial Page No 28(R), and contractor has to quote the estimated amount under Col 6

S&F double walled corrugated (DWC) pipe of size 90 mm including snap fit coupler conforming to IS14930 (Pt-II)/IS16205 Pt-II for protection of HT/LT cable in under ground complete all as spd and directed. Make: REX/Tirupati Plastomatics Pvt Ltd

Supply, install, testing and commissioning and testing factory made and tested CPRI type test certified LT feeder pillar box (KIOSK) out door type, floor mounted,compertmantalised suitable for 415 Volts 3 phase 4 wire, 50 Hz AC supply system, dust and vermin proof, made of 3.15mm CRCA MS sheet with digital Volt meter, Ammeter, with CTs ,Led lamps RYB for all incomers & outgoings MCCBs are to busbar spadles to fitted complete base frame of 50x50x6mm angle iron, powder coated, having front and rear openeable hinged double door shutters with aprons for cable entry and locking arrangement complete with following :- Incoming (a) MCCB 100 amps,4 pole, 25 KA , with adjustable thermal over load release 50 Hz, 415 volts grade - 01 Nos. (b) Bus bar electrolytic grade Aluminium and supported on Non-hygroscopic, non carbonising, corrosion resistance SMC insulators 200 Amp,4 pole, not less than 75 cm long mounted on insulators 01 set

Supply and fix Ligtning lightining conductor/Protection Rod with following specifications:- a) Height of primary terminal = 1000mm b) Diameter of Rod = 22-25 mm c) Tip of Rod = Tapered tip/Sharp Edge d) Scondary Terminal = Shall attached to bowl e) Dimension of Bowl = 125 mm wide x 4mm thick f) Direction = Facing the primary terminal on 4 sides g) Electrolyte = Copper h) Additional protection = Nickel plated tip for corrosion resistance & side flash capture i) Confirmation = IEC 62305 j) Weight = 6.0 Kgs k) Construction :- Protection system shall consist of one primary and four secondary air terminals. The Primary air terminal is a vertical conductive rod having a sharp tip at one end. The secondary air terminal (4 No) formed on a bowl shaped circular disc are fixed on vertical rods. further, the actual points of the secondary terminals are spaced and placed in such a way to receive the maximum side flashes. Work shall be excuted all as specified & directed by Engr-in-Charge. l) ISO Certification = ISO 9001 : 2015 m) Current Capacity (Tested) = 40 Ka n) Dia of SFCH (mm) = 125 o) Base Plate dimension (mm) = 150 x 150 x 6 Make:- Ashlok(Zeus)/Baron/Macmate

Supply , installation testing & commissioning of maintenance free compound based electrode earthing with following Specifications a) Type = Copper Bonde Rod b)Material = Low carbon steel core (SAE 1018) c) Length = 3000mm d) Dia of rod = 17mm e) Coating Thickness = 250 microns f) Terminal = U Bolt Clamp or equivalent g) Tolrence in length = ± 20mm h) Tolrence in diameter = ±1.0mm i) Torence in thickness = ±0.03mm j) Current with stand = 10 KA for 1.0 sec and 25 KA peak k) Frequency = 50 Hz l) Back fill compound = BARON ELECTRODITE (ROHS Certification) m) PIT Cover = FRP (or) EPCC n) Granular material resistance = 0.001 Ohm o) Mixer ratio with cement = 3:1 NOTE:- Electrode top terminal shall be sealed permanently packed with conductive concrete and CU bonded strip taken out be terminated on earth test point and equipped terminal MAKE:-Ashlok(Zeus)/Baron/Macmate

Sch 'A' Part-IV (Area Drainage Works) Note: Prepriced at par with SSR Part-II (2020) at Serial Page No 28A(R), and contractor has to quote the estimated amount under Col 6

Sch 'A' Part-V (Site Clarance Works) Note: Prepriced at par with SSR Part-II (2020) at Serial Page No 29 (R),and contractor has to quote the estimated amount under Col 6