Tender for Renovation and Upgradation of Green House and Plant Growth Room Facilities

Structural Refubishing of two Green houses marked 3 & 4 in Figure 1

Removing Old Polycarbonate Sheet (about 800 sq mtrs of existing sturucture)

Raising the height of entire structure by 1 feet using 50mm x 50mm (Guage 14) Galvanised Steel pipes (Labour intensive, Truss needs to be raised

Providing and fixing of New Multiwalled UV stabilized 6 mm thick Polycarbonate Sheet all over the Green House Along with construction of a new False Ceiling at gutter height level using the same 6 mm thick Multiwalled UV stabilized Polycarbonate Sheet duly fixed over the Galvanised structural frame of 50 mm x 25 mm tubes and Anodised Aluminium fixing profiles with anodized aluminium section, sealing of all joints. Providing shelving system (at least 2 shelves with 4 racks in each) in the buffer room for temporary storage of pots, soil and other greenhouse related items.

Air Exhaust in the green house and Buffer Area, Dust Control and Access Control. (For Green Houses 3 & 4)

Providing and Fixing of Modulated Actuated electrical Damper fitted with 18” Exhaust Fan and Pre Filter on another end above the False ceiling area for better temperature regulation. Ventilation Fan (Temperature controlled, should turn on when temp is above 37˚C) of 12”, New Door Cladding and locking/closing accessories. Buffer rooms should be with double door entry fitted with Automatic Air Curtain, door closers and locking arrangements.

Thermal Shades (For all four Green Houses)

Providing and fixing New Shading arrangements with 50% Aluminate thermal Shade net inside the Green House at gutter level and 50% Green Black on the outside (400 Sq.m. (Internal) & 480 Sq.m. (External) (total 880)

Rolling mechanisms: Geared rolling mechanism for inside the Green house and mechanical rolling mechanism for the outside screen should also be provided.

New COOLING SYSTEM (For all four Green Houses): Providing and fixing of New COOLING SYSTEM complete in Aluminium Frame Extrude Section with minimum 2 mm thick material with 100 mm thick cellulose Pad of size 21ft x 5 ft (LxH), 1 HP mono-block pump-set, 500 litres triple layer white water storage tank, Disc Filter, Pressure gauge, Bye-pass arrangement UPVC / CPVC pipes and fittings complete in all respect to ensure uniform water supply throughout the pad. Providing and fixing of 36” Slow speed axial flow fans with minimum airflow of 22000m3/h (2 Nos.) with Stainless Steel Propeller, 750 watt motor, three phase operated, having < 65 dB noise level, Backside of Cooling Pad area should be covered with SS-304 Grade 40 mesh duly fixed with Aluminium Grippers along with Air circulator ( 2 Nos. for Green House No. 6 )

A new Micro-fogging system (For all four Green Houses) : Providing and fixing of Micro fogging system having Fogger discharge range: 28.0 LPH, Working pressure, 4 bar. At this pressure, the average droplet size: 50 to 100 µm. Density of one fogger: 4.0 m, 1 HP Monoblock pump with nozzles, Screen fitter 10 Kg/m3, Pressure gauge LLDPE pipes etc. 500 litres triple layer white water storage tank should be used for providing water supply for Humidification system. Also, a manually operated sprinkler system on top of the roof for occasional cleaning of the roof.

Heating System (For all four Green Houses) : Providing and fixing of heavy duty Heating System (4 Nos. in each Green House) with in-built auto thermal cut off device, Biotech grade 2.5 KW. It should have ISI standard make heating element and ISI standard 900 rpm speed fan. Input 200-240 VAC, 50 HZ, single phase. (16 no required)

Plant Grow Light system (For all four Green Houses) : Providing and Fixing of Grow Light system High Efficiency Grow Light (150 W), dimmable (36 Nos. in each Green House ) Producing Peak PPFD – 847 µmol/m2/s, Average PPFD - 223 µmol/m2/s, Usable PPF - 321 µmol/m2/s, PPF Efficiency – 2.39 µmol/m2/s, Splash Proof Coated PCB, 2.7 µmol /J LED Chips, Versatile 3500K+660nm RED with UV & IR Spectrum and High quality IP67 Driver with 10% - 100% Dimming. The lighting system should come with automatic intensity controller mechanism based on available ambient light inside the green house. (144 nos required)

General paint and repairs (For all four Greenhouses)

The entire structure from inside and outside will be repainted and repaired as required. The old GI structure needs to be spray painted with marine grade paint after a thorough and compatible primer coat. Minor repairs of floor in greenhouses and buffer rooms, entrance areas, doors and locking system, periphery of the greenhouse, fixing of aluminium doors and partitions. Floor tile (if broken or cracked) should be replaced. The floor should be professionally cleaned. 781 sq mtres

Painting of the trolleys/working benches (for placing pots) inside greenhouse with marine grade paint

Making of 6 ft wide concrete path between all 10 existing Green Houses : Providing and laying cement concrete path with workable gully system for water pipes and electric cables. Concrete work includes Crushed brick 50 mm thick duly compacted, Steel mesh reinforced and further flushed with 4” layer thick of cement concrete of 1:2:4 ratio covered with cement slurry. A. Providing and laying cement concrete 1:5:10 (1 cement : 5 C sand : 10 stone aggregate) Measurement = 1x200x1.80x0.05 = 18 cum B. Providing and laying cement concrete 1:2:4 (1 cement : 2 C sand : 4 stone aggregate) Measurement = 1x200x1.80x0.05 = 18 cum C. Concrete Conduit for electrical cables and water pipes: Measurement = (64 x 4)+ 100 = 356 running m

Re Electrification of the entire greenhouse complex: All greenhouses (1-9)

The greenhouses (# 3, 4, and 6) should be provided with new internal electrical connections/wiring using FR grade electrical copper wires and standard electrical fittings and gears.

Power-backup: Both the generators supplying back-up to the greenhouses included under renovation should be covered under CMC for 5 years.

Water Supply to All Green Houses

Providing and fixing of Industrial grade RO water plant (300 L/ hour capacity), providing and fixing of Main Feeder Tank – 10000 litre – connected to the RO Water plant and providing and fixing of 5000 Litres Elevated Tank (10’ above the GL) for RO water and fixing of 2000 Liter capacity tank for collecting waste water for irrigation use Providing and fixing of four 500 liter tanks (for Green house # 2, 3, 4, & 6) for irrigation uses. Further connecting RO supply with individual tanks of 500 litres capacity (one for Cooling System and one for Fogging System). A tentative water supply and storage plan is outlined in figure 1 (marked with blue lines). Minor changes in layout are acceptable provided it ensures uninterrupted water supply as per requirements.

(For all four Greenhouses): Replacement of complete plumbing work inside the greenhouse, connection with motor and from RO water storage tank to each greenhouse unit with UPVC / CPVC pipes of appropriate sizes.

Growth Room Repairs [There are seven (7) growth rooms fitted with 3/4 ACs each and 6-8 Trolleys (of five shelves fitted with 5 fluorescent tube lights each]

The renovation work in the Seven Growth Rooms would involve: Replacement of 17 Nos. (16 Split and 1 window) air conditioners with new ACs (2.0 ton with copper pipes and a minimum 3-star rating, along with adjustable Sequential timer switching between the two ACs) with 5 years CMC

Providing and fixing of controllers for temperature, lighting, and AC-switching (between 2/3 ACs (including sensors, conduits, and wiring for all necessary connections).

Connection of two plant growth trolleys per growth room with grow lights and controllers.

Interior Painting of two growth rooms (LxBxH; 25 x 10 x 12ft)

ALICE BIOTECH PVT. LTD.