Annexure 9

TECHNICAL SPECIFICATION FOR GI PIPE SHADE NET HOUSE

Sl. No. / ITEM / SPECIFICATION
1 / Size / 100 mX40m=4000 sq.m
2 / Grid size & Shape / 6mx4m, Flat structure
3 / Structural component / Hot dipped, Galvanized Iron, IS 3601:2006/IS1239:2004 GI pipe wall thickness not less than 2mm for all the structural components. Galvanization of structural members should not be less than 300GSM (grams per square meter). Structural member should be preferably connected with clamps, nuts & bolts and fasteners properly.
4 / Height from ground level / 4 meter
5 / Foundation / GI- Pipe = 1½” (48mm OD), thickness 3 mm, GI Pipes, length 1.2 m.
For corridor-1½” (48mm OD), thickness 3 mm, GI Pipes, length 1.2 m.
6 / Column (Main & corridor) / GI- Pipe = 2” (60mm OD),Thickness 2 mm, length- 4 m,
7 / Top pipe grid (purlin) / GI- Pipe = 1½ ” (OD 48mm) thickness 2 mm, length- 6 m & 4 m for border purlins and GI- Pipe = 1¼” (OD 42mm) thickness 2 mm, length- 6 m & 4 m for intermediary purlin
9 / X brazing / corner brazing / Size 1½” (48mm OD) ,Thickness 2 mm, length- 5 m & 7 m
10 / Fixtures ( angles, plate ) / 4-way & 5 way couplers connecting pulins and columns
11 / Nut Bolts, clamps, etc / Nut bolt size: Size 3/8”, galvanized. Clamps: 2mm thickness GI strip of 180GSM zinc coated.
12 / Aluminum Profile / The shade nets & insect nets are fixed to the structure by a locking profile made of extruded aluminum profile. Made of alloy aluminum (approximately 125 g/running meters). Should be suitable for double spring locking.
13 / Zig Zag Spring / Made of minimum of 2.3 mm-thick steel that is coated with plastic & it will lock & hold nets in aluminum profile.
14 / Shade Net (top) / 50% HDPE Shade net, White color, UV Stabilized
15 / Secondary shade net / Shade net (Monofilament /tape type) 35% (UV- Stabilized) which is made retractable with proper hooks & UV stabilized PP ropes. Shade net is supported with 12 gauge GI wire. Secondary Shade net is provided 15 cm below the top shade net. Shorter Retractable arrangements with pulleys for easy retraction and spread.
16 / Nylon net / 40 mesh nylon net, UV stabilized, for all the four sides.
17 / GI wire grid for crop support / Provision of 12 gauge GI wire at a spacing of 0.75m in the direction of the crop row supported by 10 gauge GI wire and suitable tightener should be provided.
19 / Ante Room with two sliding doors / Size should be at least 2 m length x 2m width, 2.0m height, Ante room door situated diagonally opposite to shade net house door with locking arrangement. Two sliding doors (FRP/PC) to be provided.
20 / Civil work / Cement+ Sand + Jelly Ratio must be 1:2:4, pit size of at least 45 cm diameter and 90 cm depth
21 / Drip system installation / 16mm Inline drip lateral, class-2, Discharge: 1to 2 lph, Emitter spacing 20-40cm, PVC mains/sub-mains, control valves, flush valves, proper sectioning based on water availability, disc filter and ventury fertilizer injector with pressure gauge. Minimum of 5600m inline drip lateral pipe need to be provided for 1 acre area.

After sales services (The firm has to provide)

1 / Warranty / shade net and insect net: three year warranty against manufacturing defect on pro-rata basis (excluding the natural calamities, vandalism and any other forced action)
Structure: three years warranty for GI structure against fabrication and erection defects.
2 / Insurance / Structure need to be insured against natural calamity by the construction agency.