Military Engineer Services Tender

M & L for natural river sand as cushioning of cables, including spreading and punning down complete all as specified. Note : punned thickness shall be measured for payment purpose

Supply & Laying fly ash bricks, of size 200x100x80 mm best locally available for cable protection in trenches, complete all as specified and directed.

Supply, laying and testing FRLSH cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 3½ core 35 sq mm including necessary cable lugs,glands,etc complete all as specified and directed.

Supply, lay, & fixing of PVC insulated,round sheathed,FRLS, copper conductor (flexible) industrial cables, 1100 volts grade of size 4 core, 6 sq mm, confirming to IS:694 including necessary cable lugs,glands,etc complete all as specified and directed.

Supply, lay, & fixing of PVC insulated,round sheathed,FRLS , copper conductor (flexible) industrial cables, 1100 volts grade of size 5 core, 4 sq mm, confirming to IS:694 including necessary cable lugs,glands,etc complete all as specified and directed.

S&F Flood light fitting,1X175 W LED, energy saving,environmental friendly,exclusive innovative die cast aluminium IP-66, IK 08, SPV 4 KV, Luminous Flux 21000 lm (min), 5700K flood light with high power 175 Watt LEDs as light source,suitable for highlighting architectural facade high mast pressure,die-cast,integral weather proof housing heat resistant Polycarbonate cover with reflector with all accessories made suitable for fixing on high mast pole,complete all as specified and directed. Cat Part noBVP483LED227CW SWB A1 PSU GR SPD of make Phillips or its equivalent in Crompton or Wipro

S&F Galvanised Iron pipe 80 mm bore (light grade) including fittings laid as cable protection as in trenches/wall/floor/pole/coping,etc including sealing both ends for cable pipe,complete all as specified.

M&L for Cutting the existing road/floor/plinth/PCC drain for laying under ground cable including necessary earth work excavation and getting out in any type of soil, return filling,removal of surplus soil and filling top surface with100 mm thick PCC (1:3:6) type C-1 (using 20 mm graded stone aggregate) and for making good the distrubed surfaces neatly finished to match with the existing complete all as specified and directed.

Supply & Erection of Galvanized steel high mast lighting system of 16 meter in two section, 3mm section thickness, top dia 150 mm bottom dia 360 mm(Min), with 2/3 wire rope system and its accessories, single/Three phase motor system for taking up/down the light fixing arrangement of the high mast controlled from the timer switch panel including suitable size of RCC foundation and anchoring with nuts and bolts and suitable for loading 09 Nos 150 watt LED lights symmetrically fitted along with their control gear and having two point suspension system with stainless steel wire rope of 6 mm dia and double drum winch with luminare mountng arm, pully assembly, aviation obstruction light. Lightning arrestor spike , including RCC foundation as per height complete all as per manufacturers instructions,specified and as directed with the following details :-

(A) Details of High Mast System : (i) Hight of Mast : 16 Mtr (ii) No. of Sections : Two Sections (iii) Material construction : S355 grade as per BS:EN10 025 or equivalent (iv) Base dia, and top diameter (A/F): Top dia 150 mm (minium) & Bottom dia 360 mm mm (minimum) (v) Plate Thickness : Top 3 mm(Minimum) Bottom : 4 mm or higher thickness (vi) Type of Joints : Stress fit at site (vii) Length of overlap : Top: 600 mm, Bottom: 800mm (minium) (viii) Provision for cable termination : MCB Isolator of L&T or its equivalent in Schneider/Legrand (ix) Diameter of base plate : 540 mm (minium) (x) Thickness of base plate : 25 mm (minium) (xi) Lightning protection finial : G.I single spike of length 1200 mm (minium) (xii) Size of opening & door at base : 1200 mm x 250 mm (minium) (xiii) Lightning protection finial : G.I single spike of length 1200 mm (minium) (xiv) PCD of foundation bolts : 460 mm (minium) Make: Wipro/Philips/Bajaj/GEC/CG The High mast shall be of continuously tapered, polygonal cross section, at least 20 sided, presenting a good and pleasing appearance. The mast shall be manufactured using special steel plates, conforming to BS-EN10-025. Each section shall be fabricated out of single plate duly folded and welded. There shall be only one longitudinal seam weld per section. The mast structure shall be suitable to sustain an assumed maximum reaction arising from a wind speed as per IS 875 (three second gust), and shall be measured at a height of 10 meters above ground level. The design life of the Mast shall be atleast 25 years. (B) Lantern Carriage: The Lantern Carriage shall be of special design and shall be of steel tube construction, the tubes acting as conduits for wires, with holes fully protected by grommets. The Lantern Carriage shall be so designed and fabricated to hold the required number of flood light fittings and the control gearboxes, and also have a perfect self balance. (C) WINCH: For Raising and lowering the lantern carriage for the installation and maintenance of the luminaries and lamps, a suitabe Winch arrangement shall be provided with the winch fixed at the base of the Mast and the specially designed hard frame assembly at the top. The winch shall be of completely self sustaining type, without the need for brake shoe, springs or clutches. Each driving spindle of the winch shall be positively locked when not in use, gravity activated PAWLS. Individual drum also should be operated for fine adjustment of lantern carriage. Details of Winch/Power tool (i) Type/SWL of winch : Double drum, SWL 500 Kg (ii) Method of opertion : Motorized (iii) Motor capacity : 1.5 HP (minium) (iv) Torque limitor : With mechnical tripping facility (D) Head Frame : The head frame, which is to be designed, as a capping unit of the mast, shall be of welded steel construction, galvanized both internally and externally after assembly. The top pully shall be appropriate diameter, large enough to accommodate the stainless steel wire ropes and the multi-core electric cable. The pulley block shall be made of non-corrodable material, and shall be of die cast Aluminium Alloy (LM-6)

(E) Stainless Steel Wire Ropes: The suspension system shall essentially be without any intermediate joint and shall consist of only non-corrodable stainless steel of AISI-316 grade. The stainless steel wire ropes shall be of 7/19 construction, the central core being of the same material. The overall diameter of the rope shall not be less than 6mm, safety of over 5 for the system at full load as per the TR-7 referred to in the beginning of this specification. The end constructions of ropes to the winch compression splices. Two continuous lengths of stainless steel wire ropes shall be used in the system and no intermediate joints are acceptable in view o the required safety. No intermediate joints/ terminations. Either bolted or else, shall be provided on the wire ropes between winch and lantern carriage. Details of Stainless Steel Wire Rope: (i) Grade/construction : AISI 316,7/19 construction (ii) Number of roples : 3 No’s of 6 mm for lantern Carriage, 2 No’s of 6 mm for Double Drum Winch. (iii) Diameter : 6 mm (minium) (iv) Braking load capacity : 2350 kg x 2 (minium) (F) Power Tool for the Winch: A suitable, high-powered, electrically driven, internally mounted power tool, with manual over ride shall be supplied for the raising and lowering of the lantern carriage for maintenance purposes. The speed of the power tool shall be to suit the system. The power tool shall be single speed, provided with a motor of the required rating. The power tool shall be supplied complete with suitable control. The capacity and speed of the electric motor used in the power tool shall be suitable for the lifting of the design load installed on the lantern carriage. The power tool mounting shall be so designed that it will be not only self-supporting but also aligns the power tool perfectly with respect of the winch spindle during the operations. Also a handle for the manual operation of the winches in case of problems with the electrically operated tool shall be provided and shall incorporate a torque limiting device. The power tool operation shall always be through a separate torque-limiting device to protect the wire ropes from over stretching. It shall be mechancial with suitable load adjusting device. The torque limitor shall trip the load when it exceeds the adjusted limits. There shall be suitable provision for warning the operator once the load s tripped off. The torque limitor is a requirement as per the relevant standards in view of the overall safety of the system. Each mast shall have its own power tool motor. (G) Aviation Obstruction Lights : Suitable Aviation Obstruction Lights of reliable design and reputed manufcturer shall be provided on top of each mast. (H) Earthing Terminals: 2Nos, earth terminal using 12mm diameter stainless steel bolts shall be provided at a convenient location on the base of the Mast, for lightening and electrical earthing of the mast. Each mast shall be earthed at two points using minimum 25x6 mmGI strip. Note : (a) The quoted rate is deemed to include the cost of aviation obstruction light, Lightening arrestor spike, required suitable size of RCC foundation for the high mast pole and 4mm GI wire for earthing connection from LA spikes at top of the pole to the earthing point. (b) Flood Light fitting shall be paid seperately under relevent item. Make:Bajaj/Crompton/BHEL or its equvalent

Supply, fabricate, install, test and commissioning of Outdoor electrical panel board with double door arrengement for timer switch control of size 0.6mx0.6mx0.40m weather proof, dust/ Vermin proof, made out of 3.15 mm thick CRCA sheet, CPRI approved manufacturer, enclosure with 4 Nos mounting stand made up of angle iron frame using 50x50x6 mm,0.5 m height,canopy of adequate size and locking arrangement, duly powder coated,aluminium TPN bus bar 150 Amps with provision of cable entry at bottom,internal control wiring with suitable size of PVC copper cable,cable gland brass copper/ brass lugs, voltmeter, ammeter with CTs,RYB indication lamps and suitable platform 30 cm below GL and 30 cm above GL by using PCC 1:2:4 type B-1 (20 mm graded aggregate) with the following complete all as specified and directed : (i) Power contactor,FP,100 Amps-01 No. Make L&Tor its equivalent in Schneider or Cromption (ii) 4 way connector,75 Amps,415 V-03 Nos. (iii) MCCB 4 P,415 Volts 100 A- 01 No. Make L&Tor its equivalent in Schneider or Cromption (iv) Auto/manual toggle switch-01 No. (v) Timer Digital type-01 No. Make : L & T GIC(Cat No :AS2DCDS) or its equivalent in Schneider or Cromption (vi) 0-500 Voltmeter with selector switch - 01 No (vii) 0-200 Ammeter with selector switch - 01 No. (Viii) MCB DP 6-32 Amp -01 Nos Make L&Tor its equivalent in Schneider or Cromption

M&L for Earthing complete with galvanised steel earth plate electrode 600×600× 6mm thick, buried directly and preferably vertically in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron strip of size 25x4mm (up to 7.5 m in length from earth plate ) by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point including earth work and excavtion in any type of soil, PCC 1:3:6 type C1 chamber and RCC 1:2:4 type B1 cover 40 mm thick, with 8mm dia steel deformed (TMT bars) reinforcement at 150mm c/c both ways, 20mm dia GI medium grade pipe for earth lead protection, 20 mm dia GI medium grade pipe for watering, water funnel, testing point etc complete all as specified and directed by Eng-in-charge and testing on completion.