DESIGN, MANUFACTURE and CONSTRUCT, SUPPLY, ERECTION, TESTING AND COMMISSINING OF 04 NOS HIGH MAST WITH 60 NOS FLOOD LIGHT FITTING FOR CRICKET GROUND AT IIM LUCKNOW

(A) 20 Mtr. High Mast Stadium Flood Lighting system.

Design, fabricate and Supply at site 20Mtr. High Mast pole (excluding the Ht. of head frame) with head frame of suitable size as per the design with caged ladder and platform with railing for maintenance of the Flood lights along with all its Accessories, nut bolts etc. conforming to the Specifications of the contract. High mast shall be of continuously tapered, polygonal cross section, minimum 8 sided or equivalent, presenting a good and pleasing appearance, assured performance, and reliable service. The height of mast pole shall be at 20 m, with minimum across Flat dimensions of 200mm at the top. The plate thickness shall be 5 mm for bottom and 4 mm for top section or rquivalent and suitable for wind velocity as per IS 875 part 3. The 20 meter high mast shall be delivered either in Two or maximum three two sections, and shall be joined together by slip stressed-fit method at site. The minimum overlap distance shall be 1.5 times the diameter at penetration entire fabricated mast shall be hot dip galvanized, internally and externally as per BS EN ISO 1461 having a uniform thickness of 65 microns. It shall also include accessories for high mast including head frame arrangement suitable for mounting 15 luminaries LED FLOOD LIGHT symmetrically and provision of 5 more light to be provided for future. Suitable head frame as per the design for the required illumination across the designed illumination beam to be designed, fabricated and fixed over the pole. The tilt angle and curvature of the head frame to be designed so as to get the class II illumination of circket ground as per SP 72 9 Refer ( Page 35 of the Tender document “Illumination requirements”) Including supply of foundation bolts manufactured from special steel min. 6.8 grade along with nuts, washers, anchor plate and templates (1 fitting per mast is necessary) as per specification and direction of the Engineer - In- Charge. Bidders are requested to Quote for the Foundation bolts, Templates etc. separately in the specified row below.

Providing Mild Steel Templates suitable and matching with the PCD of the high mast pole fabricated with minimum 50 x 5 mm plate with Red oxide/ zinc chromate antirust coating. Holes for the Bolts to be drilled/ punched and grinded properly so that even surface may be obtained for proper leveling of the Bolts.

Providing and fixing minimum 28 mm diameter minimum 850 mm long having minimum 6.8 grade bolts having anchor plate 8mm thick along with minimum 2 nos. galvanized nuts per bolt. The exposed portion of the bolts and nuts washers shall be hot dip galvanized and the embedded portion can be coated with anti-rust coating such as Zinc Chromate/ red oxide.

SITC of high-quality integrated LED Flood Light with a minimum system lumen of 56,000Lm and system wattage not exceeding 470W with a nominal efficiency 120Lm/W. Luminaire should have CCT of 5700K with SDCM <5 and CRI >70. Fixture should be available with Asymmetric wide, symmetric narrow and specially designed FLNB beam optics for sports application. The housing should be of non-corrosive high pressure die-cast aluminum to stand with extreme environments, having corrosion resistant powder coating to pass NSS of 500 Hrs. Product should be suitable for continuous operation (10-12 Hrs. per day), with lifetime of 50K hours@L70. The Ingress protection should be minimum IP66 with an IK rating of 08. Optical and control gear compartments shall be maintainable/replaceable without impacting the LED units. While accessing the gear compartment, the optical compartment should not be accessible. The luminaire should have a 20 KV /10 KA SPD duly bolted in the luminaire, with PF >0.95. The SPD should be able to sustain a minimum 15 hits of 10KA rating i.e. total of 45 hits across all the three modes as per IEEE 62.41.2. The luminaire should have a breather to ensure that air balance inside and outside of the compartment. The luminaire should be of Class B serviceability. The wattage of each LED should be greater than 1watt and less than 3Watt. Only high power single white LED chip with ceramic based suitable for outdoor use is allowed. Multi-chip, array multi-die, mid power, integrated arrays and COB’s are not permitted. Array of light connection should be in parallel not in series. The HP LED used in the luminaire shall be SMD type only of make Lumiled, Osram, Nichia, and CREE. The luminaire should be capable of withstanding voltage stress of 440V for 8 Hrs., should have an auto shutdown @325V and have an auto recovery feature. The Drivers should be a potted driver not a printed circuit board without casing, mounted inside the luminaire. The weight of the luminaire should not be more than 12 Kg

Supply & Laying of 4C x 70 sq. mm PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade from main panel to sub panel in recessed or open clamp with GI saddle. Termination of cable at both the end with appropriate lug and all the accessories required for termination.

Supply and Laying of 16sq.mm x 4 armour PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required

Supplying and fixing 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. (for DB box). FP 63A, 440V

(B) FOUNDATIONS Construction of suitable shallow foundations with M-20 Concrete and fe500d reinforcement steel for the High Mast considering the safe soil bearing capacity at site as 8 T/Sq. Mtr. At 2 Meter depth below ground level with all materials and labours. Pedestal size should be suitably designed as per the G.A. drawing of the Pole given by the pole Manufacturer. The work includes provision of packing plates ( If required) and grouting the gap in between the pedestal top and Base plate of the pole.

(C) ERECTIONS

Erections of the High Mast with the help of suitable equipment’s with maximum safety of the erection worker and wiring of Luminaries with all wiring materials with all materials & labours.

Cable trenching /laying of underground cable in pipe and PVC conduit in all type of soil below and concrete surface respectively. Underground Cable to be laid minimum 600 mm below the earth in the Approved PVC pipes overlain by caution tape. Suitable route markers with PVC blocks fixed directly in earth @ 50 m C/c shall be provided over the underground cable route.

(D) EARTHING

Earthing with GI earth electrode 50mm dia x 3 mtr length including earth enhancing compound (Jam Fill quality product) and PIT cover for earthing pit etc as reqd. (193GI JMV)

Providing & fixing 25mm x 5mm GI strip on surface or in recessed for connection etc. as reqd.

Providing & fixing 04mm GI round wire on surface or in recessed for connection etc. as reqd.

Providing suitable Earth pit to be as per the design adjacent to each pole. be laid minimum 600 mm below the earth in the Approved PVC pipes overlain by caution tape. Suitable route markers with PVC blocks fixed directly in earth @ 50 m C/c shall be provided over the underground cable route.