Tender For Provision Of Four High Mast Lights At Dipatoli Mil Stn Under Ge Dipatoli; 1 Supply, fixing and commissioning of MotorisedHigh Mast Lighting System complete with mastshaft, head frame with pullies lantern carriage,luminaire mounting arms, U bolts. Lightning finial, stainless steel wire rope 3nos. for lantern carriage +2 nos for winch, transient plate, double drum winch, power tool, winch & power tool mounting bracket, foundation bolts and nuts,anchor & template top junction box, aviation light etc. & comprising of the following;- Make : Crompton / Philips / Bajaj1) High Mast Structure.a.) Height of Mast (Mtrs) : 16b.) Material of Construction : BSEN10025/IS2062c.) Thickness of Material TopSection : 3 mmd.) Bottom Section : 3 mme.) Cross Section of Mast ( Number of Sides ) : 20Sided Polygon.f.) Base &Top Diameter Base Dia. : 360mm (Approx), Top Dia : 150mm (Approx).g.) Type of Joints : Stress Slip Fit Joints. h.) Length of Overlap : 1.5 times the Dia of Insertion.j.) Metal Protection Treatment : Hot Dip Galvanised as per IS 4759/ IS 2629k.)Thickness of Galvanisation. : Average 70 Microns.l.) Size of Door Opening at Base of Mast. : 1200mmX 250 mm and locking on Door Panel with Allen Key.m.) Lighting protection finial : GI single spike of Length 1200 mm with air termination rod GI 300 mm length.n.) SizeofBasePlate.I.Diameter.:520mm2) Dynamic loading as prevailing at site :-a.) Maximum Wind Speed (IS875-1987) : 39msecb.) Number of Foundation Bolts : 08 Nosc.) PCD of Foundation Bolts. : 445 mmd.) Diameter of Foundation Bolts. : M30.e.) Length of Foundation Bolts : 850 mm.3.) Lantern Carriage :-a.) Material of Construction. : 40NBERW ClassB MS Pipeb.) Number of Joints. : 2 Segmentsc.)Load Carrying Capacity. : 08Luminaire, SymmetricalContd/---- 2 4.) Winch :-a.) Number of Drums Per Winch. : Double Drum.b.) Gear Ratio. : 50:1c.) Capacity : SWL500Kgs.d.) Method of Operation. : Motor or Manual (suitable for both type of operation) e.) Lubrication Arrangement. : Self Lubricating in Permanent Oil Bathf.) Type of Lubricant. : SAE - 90 / 140.5.) Stainless Steel Wire Rope:-a.) Grade : AISI316.b.) Diameter of SS Rope : 6mmc.) Construction of SS Rope : 7/19.d.) Number of SS Ropes : 3 Nos of 6 mm for Lantern Carriage, 2 Nos of 6mm for Double Drum Winche.) Thimbles & Terminals. : Provided.f.) Breaking Load Capacity. : 2350 Kgs Per SSWire Rope.6.) Trailing Cable.a.) Type : Flexible Copper 5 Core 4.0 Sqmm.b.) Material. : PVC Sheathed / PVC insulated.c.) Make.:Approved Brand.d.) No. of circuits per mast : One7.) PowerTool :- a.) Model. : Integral b.) Capacity(HP) : 1.5 HP c.) Number of Speed. : Single Speed.d.) Reversible / Non-Reversible. : Reversible. e.) Input Supply. : 415Volts8.) Foundation :-a). Construction of suitable shallow foundation with Suitable grade PCC and RCC concrete for the high mast considering the safe soil bearing capacity at site upto recommended depth.(completely as per manufacturers recommondations.)b.) Foundation drawing from manufacturers shouldbe submitted for approval of accepting officer by the contractor.9.) Aviationlight :-a.) S&F of twin dome LED aviation light with IP65 protection10.) Feeder PanelFeeder Pillar box with all accessories like MCB, timer switch(astro type), contactor etc 3 Supply & Fix LED flood light ftg 170 Watts with Driver unit assemmbly on high mast poleincluding nut bolt washer ect. and necessary connections highpower LEDs of 1W to 3W Only with moduler lens for batwin shape distribution of 30 degree & 60 degree,Input voltage working range is 140 Vac to 270 Vac,Brand name should be emoboised,Potted Driver is used with 4KV internal & external 5KV Potted surge protection,Short Circuit Protection,Open Circuit Protection,High & low voltage protection,fixture should withstand high & low voltage protection,fixture should withstand high voltage upto440 v for 8 hr,IP66 Protected,THD<10%,CRI>70CCT 5700+/-300K, PF>0.9, Driver efficiency>85%,LM79 report require from NABL Accediated lab , complete all as specified and as directed. 4 S & F infrared based street light controller three phase 5 KW of automatic street light switch using infrared sensor basedfor automatic switching of street lights, required illuminance for switching on is ≤30 Lux and for switching off ≥10 Lux also having part night operation 4 to12 hour with contactors and outgoing and incoming MCBs connected with min 10sqmm FLRS multistranded circuit all these must be enclosed in a pole/wall mounted enclosure made of rust proof, electric shock proof and termite proof (SMC junction box) conforming to IP54, complete all as specified and as directed. 5 Supply, laying and testing cable XLPEInsulated ,screened, PVC bedded, galvanized steel strip or wire armoured,electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sq mm 4 core, complete all as specified and as directed. 6 Excavation in trenches in soft/loose soil n.exc 1.5 mtr wide and n.exc 1.5 mtr depth and getting out for taking out / laying of cable, complete all as specified and as directed. 7 Supply and providing sand cushioning with dry clean sand 15 cm below cable and 8 cm above the cable complete all as specified and directed. Note : Punned thickness shall be measured for the purpose of payments. 8 Supply and laying unreinforced precast cement concrete cable covers, Class LV, Type-1, with peak, size250 mm x 150 mm x 40 mm in trenches for cable protection, complete all as specified and as directed. 9 Removing surplus excavated material not exc 50 mtrs and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and directed. 10 Returning, filling in including spreading, levelling, watering and well ramming in layers not exc 25 cm thick complete all as specified and directed. 11 Supply and fix in replacement of 50 mm bore GI pipe light grade fixed on pole /trenches/wall/road crossing etc complete with clamp nut bolt etcall as specified and directed. 12 M&L for trenchless boring under road crossings/foot paths by manual / Boring machine of Bore dia 100 mm complete all as specified and directed. 13 M &L for GI Earthing complete with GIearth plate electrode 60cm x 60cm x6 mm buried directly in ground verticvally to size of depth not less than 0.90x 0.60 x 2.25 mtr below ground level with top edge ofthe plate at a depth not less than 1.5 mtr below ground level, earth plate connected to galvanised earthstripof size 25x3 mm, 7.5 mtr long by means of brazing nuts, bolts, check nuts, & washers,testing of completion (drawn in earth lead protection pipe light gade GI of size 32/40 mm dia) by means brazing at both edges with vertical plane of electrode all as shown in plate No 3 of SSRPart - I connected to earthing lead with Main switch/main control board,filling with charcoal dust 200 Kg, and common salt 100 KG ,including necessary excavation and earth work in any type of soil ,perforated watering pipe,funnel with wire mesh,earth lead protection pipe light grade PCC chamber 1:3:6 type C1 (for even finish on both the faces) and RCC cover 1:2:4 Type B1,450 x450 x50 mm thick with 6 mm dia CTD bars 150 mm c/c with 2 Nos of handles of 10 mm dia steel rod all as specified and directed and testing on completion and connected to equipment with lugs and screw nuts etc all as specified and directed by EICNote :(i) 7.5 RM GI earth wire deemed to be included in quoted rates beyond 7.5 RM wire shall be measured and paid separately.(ii) Earth resistance of earth pit should be not more than 02 Ohms on testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost.(iii) Rate quoted by the tenderer is deemed to included salt & Charcoal upto & above 450 mm top of GI Plate.
