Refurbishment / upgradation / replacement of old damaged parts and Supply, Fabrication, Erecting, Testing and Commissioning and general overhauling of Nallah Amir Khan Gate for improving Inlet/Outlet provisions for the conservation of Nigeen lake of

GATE STRUCTURAL DETAILS:

Mild Steel leaves of gates: 1. Dimensions of Gate =4.5 m x 4.5 m 2. Thickness of leaf plate = 10mm. 3. No. of leaves = 2. 4. Moulded height = 4.5 mtrs. 5. Moulded width = 4.5 mtrs. 6. Wt. / sq.mtr of plate = 78.2 kg. Weight of each gate leaf 2 (4.5x 4.5x78.2 )= 3167.1 Kg Total =3167.10 kg A. GUIDE CHANNEL I. ISMC 150: i. No. of channel = 15. ii. Height of each channel = 4.50 mtrs. iii. Wt of channel/ mtr = 16 kg Total Weight 2(15x4.5x16 kg) = 2160 Kg Total 3167.1 +2160 kg =5327

Rubber Sealing:- Bottom Rubber Sealing 20mm thick 150 mm width Side seal L type with steel strips fixed with galvanized bolts

Gangway and Railing

Frame details. a. Beams for gangway= ISMC250 1. Dimensions = (2.5+14+2.5+14) =33 m 2. Total Weight =33 m @37.3 kg/mtr= 1230 Kg b. Reinforcement for fixing of chequered plate=30nos of length 2.5m 1. Material = ISMC150 2. Weight/Mtr=16kg 3. Total Weight 30no x (2.5m) @ 16/meter= 1200 Kg c. chequered plate 1. Material = 6mm thick 2. length =14 x 2.5m 3. Weight = 53Kg/m2 Total weight=14x 2.5x53kg=1855kg Grand Total=1230+1200+1855=4285kg

Railing details: 1. Railing Pipe Material = channel 75x40x5 2. No. of Horizontal lengths =3 no. 3. Length of railing =3(14+14+2.5+2.5)=99 4. Wt. / mtr of railing =7.14 kg/m 5. Total Weight=99x7.14=706.86 Railing posts = 40mm 5mm thickness 6. Vertical Post height=1.25 mtr. 7. No. of vertical Post = 33 no. 8. Wt. / mtr =4.05 kg/m 9. Qty of posts= (33no x 1.25) mtrs.=41.25 mts 10. Total weight=167KG 11. Total Weight= 706.86+167=874

Painting work: The job shall include Surface preparation shall include thorough cleaning and removal of all rust, scale, grease, and foreign material from the steel structure using manual or mechanical methods. • After surface preparation, the contractor shall apply two (2) coats of approved iron oxide primer paint on all exposed steel surfaces and two coats of epoxy/ metal paint • Painting shall only commence after the in-charge Engineer approval of surface preparation. • All tools, scaffolding, safety gear, and equipment required for access and execution shall be arranged and included in the scope. • Painting work shall be completed in all respects

Supply & Installation of main gear 750mm (thickness 100mm) made on EN-24 main shaft 80mm dia 600 long with gunmetal bushes on two sides

Supply & Installation of second gear 600mm dia (thickness 75mm) made of EN-24 with gear shift 65mm thick (300mm long) with gun metal bushes on two sides and pinion gear 150mm dia, 125mm long Supply & Installation of Third gear 450mm dia, 125mmlong

Supply & Installation of third gear 450mm dia (thickness 60mm) made of EN-24 with gear shaft 65mm thick (300mm long) with gun metal bushes on two sides and pinion gear 150mm dia, 125mm long Supply & installation of Third gear 450mm dia, 125 mm long

Supply & Installation of driving gear 100mm dia and 150mm long with gun metal bushes on two sides and having a gear shaft 50mm dia, 800mm long Supply & installation of This driving gear works on two on two sides and it comes with a locking system

Gearing body plate 2 Nos. 12mm thick and has a width of 800mm and a height of 1400mm

M.S Bearing bracket with 150mm dia and 300 mm long with gun metal bushes100mm dia and 150mm long (M.S Bearing Bracket 4 Nos.)

Ms coupling 250 dia thick 35mm with 100mm colar 4 Nos. stud 25mm thick 100mm long 8 Nos

Providing and fitting SS rolling 200mm dia thick 150mm dia with 55 pin, crank type 65mm thick,300 long with gunmetal bushes.

Providing & Filling of Hydraulic Oil 46 Grade. The job also includes draining of Hydraulic oil from the Machine and filling of the fresh Hydraulic Oil. Make:-Servo/ Castrol/ Shell/ HP/ TATA HITACHI

Dismantling of the old structure and returning it to divisional store the job includes transportation etc Make:-Castrol/ Valvoline

The work shall include construction of ring bund during execution and dismantling of the same after successful commissioning