Providing and Fixing of Pre-fabricated Cabins (03 Nos) at Colva Beach Parking Area

Clearing grass and removal of rubbish upto a distance of 50 m outside the periphery of the area

Earthwork in excavation over areas by mechanical/manual means in all type of strata upto a depth of 3 meters comprising any of the materials such as soil, silt, sand, clay, gravels, moorum of all varieties, shingles, pebbles, all types of conglomerates, all types of laterite rock, soft rock, disintegrated rock, fissured/ shattered/ decomposed rock or weathered rock and all such other materials as described under appendix to these specifications whether in full or in parts as the case may be adopting any approved method or methods as may be convenient or permitted inclusive of chiselling, wedging etc. in all conditions such as dry, moist, saturated, submerged, foul conditions etc.blasting prohibited including pumping or bailing out water including segregating the excavated earth/rock and disposal of surplus excavated earth at contractors identified site(at risk and cost of the contractor)for all leads and lifts and as directed by Engineer .

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers (excluding rock) not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer.

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Supplying and filling in plinth under floors, trenches including watering ramming consolidating, dressing, complete.b) Moorum

Laterite masonry in neatly dressed stones for 23 cms thick masonry walls in c.m. 1 : 4 (1 cement : 4 coarse sand in foundation upto plinth level

Providing & laying cement concrete 1:3:6 (1 cement: 3 coarse sand: 6 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in:a) All works upto plinth level

18mm cement plaster in two coats under layer 12mm thick cement plaster 1:5 ( 1 cement : 5 coarse sand) and top layer 6mm thick with cement plaster 1: 3 (1 cement : 3 coarse sand) finished with sponge.

Painting three or more coats with acryllic exterior paint of approved brand and manufacture(such as weather shield,APEX) including applying one coat of cement primer and one coat of surface treatment etc. complete.

Providing and fixing brass full way valve (heavy) duty with wheel of approved quality :f) 50 mm nominal bore .

Providing and fixing chlorinated ployvinyl chloride (CPVC) pipes confirming to IS:15778, having thermal stability for hot and cold water supply including all CPVC plain and brass threaded fittings including fixing the pipes with clamps at 1 mt. spacing. This includes jointing of pipes and fittings with one step CPVC solvent cement and testing of joints complete as per direction of the Engineer-in-charge. Concealed work (medium duty SDR 13.5 pipe) including cutting chases and making good the walls etc.b) 20 mm dia nominal outer dia pipes.

Supply, installation, testing, and commissioning of Outdoor Feeder Panel, floor/wall mounted, fabricated from marine-grade stainless steel SS 316, suitable for beach/coastal environment, corrosion resistant, dust-tight, vermin-proof, and weatherproof. The panel enclosure shall have minimum IP65 protection as per IEC 60529 and shall be designed and manufactured in accordance with IS 8623 / IEC 61439. The enclosure shall be of minimum 2.0 mm thick SS 316 sheet steel, with continuously welded construction, brushed/satin or electro-polished finish suitable for marine conditions, complete with neoprene/EPDM gaskets, stainless steel hinges, bolts, and pad-lockable locking arrangement. The panel shall be provided with bottom cable entry and 2.0 mm thick removable gland plate, along with suitable SS / nickel-plated brass cable glands for outdoor use. The panel shall be complete with tinned copper busbars suitable for marine environment, rated for 300 A continuous current and 36 kA short-circuit withstand for 1 second, with adequate supports and insulation. Separate tinned copper neutral busbar (100% rated) and tinned copper earth busbar shall be provided. All live parts shall be adequately shrouded for safety. Incoming: 4-pole, 250 A MCCB, thermal and magnetic adjustable trip, 36 kA breaking capacity, conforming to IS 13947 – 1 No. Outgoing: Single-pole 32 A MCB – 36 Nos 4-pole 63 A MCB – 2 Nos (All MCBs shall conform to IS 60898 / IS 13947 as applicable.) Busbars: Tinned copper busbars of size 25 mm × 10 mm per phase, suitable for marine/coastal environment and 300 A continuous current. The panel shall be complete with pilot lamps, internal copper interconnections, FRLS internal wiring, hylem sheets, proper ferruling, engraved labeling, danger notices, and all accessories required for safe and reliable operation. Minimum 20–25% spare space shall be provided for future expansion. Proper earthing arrangement shall be provided with two external earth terminals connected to the internal earth busbar. The panel shall be fully factory assembled, tested, and site tested, including insulation resistance tests, functional tests, and interlock checks, with submission of test certificates and as-built drawings. The feeder panel shall be fully functional and suitable for continuous outdoor operation in beach/coastal conditions, complete in all respects, as per technical specifications and relevant IS/IEC standards.

Shifting of existing energy meter from its present location and reinstalling the same at the approved location, including dismantling, refixing, necessary service wiring, testing, and commissioning, after obtaining the required approval from the Goa Electricity Department, complete in all respects as directed by the Engineer-in-Charge.

Supply of 3 1/2 core armoured PVC/XLPE insulated, PVC sheathed aluminium conductor cable of 1.1 KV grade with ISI mark conforming to IS:1554(Part I) ,IS:7098(Part I) with latest amendments of following size.3 1/2 Core 240 sq.mm

Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade of size exceeding 120 sq.mm but not exceeding 400 sq.mm direct in ground including excavation in the form of a trench as per Cable Trench Drawing provided by the Engineer-Incharge,sand cushioning with screened sand bed of 20mm thick , protective covering with bricks placed breadth-wise on top of cable all over the run( the brick protection shall cover the cable and project atleast 5 cms over the sides of the cable)and backfilling the excavated earth without stones or hard material and making the surface proper with 15 cm crown on the top complete as required. (a) In soily strata

Supplying and making cable end terminations with brass compression gland and aluminium lugs for folowing sizes of 3 Core PVC insulated PVC sheathed/XLPE aluminium conductor cable of 1.1 KV grade, complete as required. (15) 3 x 240 Sq. mm

Earthing with GI earth pipe 2 mts long 40 mm dia medium class with ISI mark,of approved brands, including accessories and providing masonry enclosure with CI/RCC cover having locking /lifting arrangement and watering pipe etc. with charcoal or coke and salt) as required as per the Earthing Drawing provided by the Engineer-Incharge.The scope of work includes the following: a) Excavation of pit of size 1.0x1.0x 2.0 mtrs(min) and disposal of excavated soil. b) Class B GI pipe, 40mm diameter as per specifications. c) Charcoal/salt as per specs. d) Refilling the pit of size 1.0x1.0x 2.0 mtrs(min) with soft black soil of minimum resistivity i/c transportation. e)Masonary chamber with proper foundation, cover plate and locking arrangement. f) Testing of earth value with earth megger and certifications of its value. Aluminium tag with embossed earthing value to be attached to the pipe. g)watering arrangement. (a) In soily strata

Earthing with GI earth plate 600 mm x 600 mm x 6 mm thick including accessories and providing masonry enclosure with CI/RCC cover having locking/Lifting arrangement and watering pipe etc. (but without charcoal or coke and salt) as required as per the Earthing Drawing provided by the Engineer-Incharge.The scope of work includes the following: a) Excavation of pit of size 1.0x1.0x 3.0 mtrs(min) and disposal of excavated soil. c)Watering GI pipe, 20mm, Class B, with funnel as per specs. d) Charcoal/salt as per specs ( paid seperately). e) Refilling the pit of size 1.0x1.0x 3.0 mtrs(min) with soft black agriculture soil of minimum resistivity i/c transportation. e)Masonary chamber with proper foundation, cover plate and locking arrangement. f) Testing of earth value with earth megger and certifications of its value. Aluminium tag with embossed earthing value to be attached to the pipe.g)watering arrangement. (a) In soily strata

Extra for using salt and charcoal for GI or copper plate earth electrode as required( 96 Kgs of Charcoal and 5 Kgs of Salt)

Providing and fixing 6 SWG dia GI wire on surface or in recess for loop arthing . as required

Providing and fixing 25 mm x 5 mm GI strip on surface or in recess for coneections etc. as required

Supplying, fabricating and installing of (Type -1) prefabricated Cabin of size 20 ft (L) × 8 ft (B) × 8 ft (H) made of marine-grade Corten Steel, including all materials, labour, tools, loading, unloading, stacking, transportation, and handling etc., complete.The cabin shall be fabricated with structural steel framing, roof frame tubes of 60×40×2 mm and 40×40×2 mm, and mounted on 1 ft high precast concrete block supports. Providing sliding door on 20 ft side with double-track corrosion-resistant rails and SS-304 high-security locking arrangement. Providing and fixing powder-coated aluminium windows with 6 mm thick toughened glass. Supplying, installing, testing, and commissioning of electrical works for the prefabricated cabin, including marine-grade exhaust fan – 1 No., LED tube light fittings – 3 Nos. to provide a minimum of 200 lux illumination, complete internal wiring using FRLS copper wire for mains and submains (from distribution board to switch board) using 3 × 2.5 sq.mm FRLS wire in PVC MMS conduit, and for 15 A switch socket using 3 × 4 sq.mm FRLS wire in PVC MMS conduit; supplying and installing MCB distribution panel with incoming MCB – 32 A and 4 outgoing MCBs, to cater a total connected load of 5 kW single-phase; providing electrical provision for AC point; providing and fixing 5 Amp power sockets with switch – 3 Nos. and 15 Amp power socket with switch – 1 No., with quantities to be adjusted as per site requirements and as approved by the Engineer-in-Charge, complete in all respects. Providing internal fixtures including SS-304 kitchen sink with drainboard and complete CPVC/UPVC plumbing system. Providing fire safety system comprising 2 Nos. 4 kg ABC fire extinguishers, 1 No. 2 kg CO₂ extinguisher, glow-sign exit markers, and FRLS wiring, complete in all respects as per specifications and directions of Engineer-in-Charge.

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