Renovation of Assembly Hall...

`Checking of Measurements of all works at site with respect to Detailed Estimate / Technically Sanctioned Estimate, DNIT and checking of all data viz bill, measurements etc. uploaded on HEWP by contractor and executing all other related activities including supervision of work, as per direction of Engineer-In-Charge complete in all respects. Note- Atleast Minimum Wages as per Latest HKRNL Wage Rates to be paid for Category-II District, Level-III Jobs.

Excavating, supplying and filling of Tibba Sand having CBR 8% (including royalty) by mechanical transport upto any lead and Lift also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete.

Wooden Acoustical Slats Wall Paneling (with one mm laminate).Providing and fixing Tongue and Groove Wooden Acoustical Panels of size 190 X 2440 X 16 mm with micro perforation (3mm) In Front Side And 10mm Circular Hole Covered With Acoustical Fleece To Get (NRC 0.7). The Wooden Panel made of a High Density Fiber Board (HDMR) Substrate with one (1) mm Laminated (Mica) facing as per the approved Shade/species and finish, and a Melamine balancing layer over the reverse side. The density of HDMR board should be more than 800kg/m3. The HDMR board should be passed through vertically flammability test (UL94) and should be tested as for Anti-Fungal, The Panels with the help of special design Z clip as per the Drawing and Design would be fixed on the Aluminum Channel of size 15x25x19x7x.70mmx 3000mm Horizontally/Vertically over Gl frame work for wall paneling as per design drawing consisting of floor channel of size 50x32x32 x0.5mm thick at bottom and top fixed with 35 mm nylon sleeves and 35 mm screw. Further fixing Gl stud 48x34x36x0.5 mm thick @600mm C/C vertically. The framework to be filled with 50mm 1000 GSM non-woven thermal bonded polyester wadding held in position with 18 mm Gl chicken mesh of 24SWG with drywall screws and oversize washers. Finally fixing over it horizontally 80x26x51x0.5 mm thick G.J. ceiling section placed @600mm C/C or wherever required as per design drawings with dry wall screws and angle cleats 27x37x25x1.6 mm as required. The frame to be fixed to the walls by means of angle hold fastener cleats of required size, complete with expandable anchor fasteners of 65x10mm dia fixed on each vertical member @1000mm C/C. etc. as required, all complete as per the directions of Engineer-in-Charge

Fabric Acoustical Wall Paneling (0.9NRC):Providing and fixing of Fabric Acoustical Wall Paneling with square edges made of Rockwool with Glass-wool Tissue substrate 25mm thick and wrapped on the front side with an acoustically transparent and fire-resistant fabric with an option of colors as per the choice of the Architect/ Engineering- in charge of size 600x1200 or 600x600 mm providing a minimum sound absorption level of 0.90 NRC. The Gl Metal system includes G.I Stud having Size 48 mm X 36 mm x 34 mm X 0.50mm, length 3600mm and Floor Channel Size 50 mm X 32 mm X 32 mm X 0.50 mm, length3600 mm is fastener vertically/ horizontally at every 600mm filled with 50mm 1000 GSM nonwoven thermal bonded polyester wadding. Then 8 mm HDMR perforated Board should be Screwed to the Gl frame with the help of 25X 6 mm metal screw 25mm thick fabric acoustical panel should be pasted on the 8 mm HDMR perforated Board with the help of rubber base Adhesive of Pidilite or equivalent make as per drawing and design of Engineer-in Charge.

20mm PET ACOUSTICAL PANELS:Providing and fixing 20 mm Pet acousitcal wall panel made of 11 mm perforated HDMR board as base and 9 mm pet acoustical panel pasted on the HDMR board in linear/approved shape. The Pet acoustical panel should be fixed on Gi frame work for wall paneling as per design drawing consisting of floor channel of size 50x32x32x0.5mm thick at bottom and top fixed with 35 mm nylon sleeves and 35 mm wooden screw. Further fixing Gl stud 48x34x36x0.5 mm thick @600 mm C/C vertically and Horizontally. The framework to be filled with 50mm 1000 GSM non-woven thermal bonded polyester wadding held in position with drywall screws and oversize washers. The frame to be fixed to the walls by means of angle cleats of required size complete with expandable anchor fasteners of 65x10mm dia fixed on each vertical member @1000mm C/C etc. as required all complete as per the directions of Engineer-in-Charge. Pet acoustical panel of size 190 X 2440 X 20 adjuster of size 85x25x2 mm, spaced at 1200 mm centre to centre along main `T`. The system should rest on periphery walls /partitions with the help of Gl perimeter wall angle of size 22x19x3000 mm made of 0.40 mm thick sheet, to be fixed to the wall with help of plastic raw I plug at 450 mm centre to centre and 40 mm long dry wall S.S. screws. The exposed bottom portion of all T- sections used in false ceiling support system shall be pre-painted with polyester baked paint, for all heights. (Supplier Company should be OEM and same Test Certificates will be required from contractor before billing of the item). The work shall be carried out as per specifications, drawings and as per directions of the Engineer-In-Charge.

20mm Acoustical Rock Fiber False Ceiling (Bio-Safe):Providing and fixing Rock Fiber (Bio-Safe) Acoustical (NRC 0.9-0.95) Micro Look Edge False Ceiling Tile of size 595X595X20 mm of approved texture, design and pattern.Rock Wool Tile should have Acoustical Tissue Paper on the top face and Harden edge to achieve NRC upto 0.95 as per ASTMC423/ISO354. The tiles should have Anti Bacterial coating and Passed the Test Method as per JIS Z 2801: 2010, Should passed resistance to fungal attack test as per ASTM: G21-15. Relative Humidity (RH) more than 85%. Fire Performance as per Vertical flammability test (UL94) Classification VI (Flame extinguishes within 30 seconds with no dripping) in true horizontal level suspended on interlocking T-Grid of hot dipped all round galvanized iron section of 0.30 mm thick (galvanized @120 GSM) comprising of main I runners of 15x32 mm (White/Black) of length 3000 mm, cross T of size 15x32mm (White/Black) of length 1200 mm and secondary intermediate cross T of size 15x32 mm (White/Black) of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (galvanised@80GSM) 50 mm long 8mm outer diameter M-6 dashfasteners, 4mm diameter fully threaded hanger rod up to 1000 mm length and L-shape level adjuster of size 85x25x2 mm, spaced at 1200 mm centre to centre along main `T`. The system should rest on periphery walls /partitions with the help of Gl perimeter wall angle of size 22x19x3000 mm made of 0.40 mm thick sheet, to be fixed to the wall with help of plastic raw I plug at 450 mm centre to centre and 40 mm long dry wall S.S. screws. The exposed bottom portion of all T- sections used in false ceiling support system shall be pre- painted with polyester baked paint, for all heights. (Supplier Company should be OEM and same Test Certificates will be required from contractor before billing of the item). The work shall be carried out as per specifications, drawings and as per directions of the Engineer

Wooden Stage Flooring:Providing and fixing of Wooden Stage flooring complang 2 No. daggred vyen 12mm Thick HDMR Board fixed to Saal wood frame work of samo nervo of 600 mm C/C both ways (Sal wood frame work to be paid separately). The cool Wood Frame to be supported on 150x150x 5mm neoprene pods and held in postton b 35x35x5 mm angle cleats. The wooden Framework to be filled with 25 mm thick thermal bonded polyester wadding of 1000 GSM held in position fived on the s of the wooden framework with necessary screws and washers. Then 12 mm thick Wooden Laminated flooring Should be fixed on the staggered layer of Existing HOMR Board with required foam, Beading and skirting complete in all respect, the worl shall be executed as per drawing, Specificationis and instructions of Engineerin Charge.

Acoustical Cum Fire Rated Doors:Providing and fixing of Door Shutters 71 mm thick Acoustical Wooden door finished with Laminate on both side. Door Shutters shall be made in 2nd Class Teak wood frame of size 45 x 25mm. Door Shutters shall have both side 12 mm thick commercial Ply with One mm Laminate on both side. Polyester wool insulation of 50mm/1000gm density shall be kept between door shuters wooden frame of size 45 x 25 mm. 6 mm calcium silicate board and 2mm sound insulation sheets layers should be fixed in grooves of door shufers teak wood frames on both sides for Fire Rating. (The rates of Hinges. Handles, Door Stoppers, Lock Tower Bolts are included Except Panic Bar) Door Frame: Second Class Teak/Sal wood 125X75mm Chowkhat Frame should be fixed in the wall with good quality of fasterner and should be polished as per requirment of Engineer-In-Charge.

Brush Less Direct Current (BLDC) Motor Supply, Installation, Testing and Commissioning of ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. metal (Aluminum alloy) blades, 30 cm long down rod, 2 nos, canopies, shackle kit, safety rope, copper winding, steel/Al body Power Factor not less than 0.9. Service Value (CM/M/W) minimum as below, 350 RPM (tolerance as per IS: 374-2019), THD (Total Harmonic Distortion) less than 10%. suitable for operation with regulator for speed control and all remaining accessories including safety pin, nut bolts, washers, temperature rise 75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Ceiling Fan compliant to IS 374:2019 fan Supply, earthing etc. complete as req 23.29.2.3 1200mm, service value = 6.0 CM/Min/Watt, air delivery 210 CM/Min (Minimum)

Brush Less Direct Current (BLDC) Motor Supply, Installation, Testing and Commissioning of ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. metal (Aluminum alloy) blades, 30 cm long down rod, 2 nos, canopies, shackle kit, safety rope, copper winding, steel/Al body Power Factor not less than 0.9. Service Value (CM/M/W) minimum as below, 350 RPM (tolerance as per IS: 374-2019), THD (Total Harmonic Distortion) less than 10%. suitable for operation with regulator for speed control and all remaining accessories including safety pin, nut bolts, washers, temperature rise 75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Ceiling Fan compliant to IS 374:2019 fan Supply, earthing etc. complete as req 23.29.2.4 1400mm, service value = 6.0 CM/Min/Watt, air delivery 245 CM/Min (Minimum)