tender for construction of 02 x staging hut at mapi and shukpa; 1 construction works : 2 excavtion of footing & cloumn 3 base wooden column 300x300 4 anti-termite treatment for 48 wooden columns (900 mm buried, 300 mm exposed) 5 bottom frame 150x150 6 floor plank of thickness 50mm 7 wooden truss (150x75) 8 manin column300x300 9 pre- painted galvalume aluminium zinc coating gi based corrugated steel sheet 5.50mm thick of any colour having tensile strength og 550 mpa as in roof covering including ridges/cladding to wall, foxed with self tapping screw as specified and directed. 10 sds heavy-duty connector screw 11 nails 2/3/4 12 oil/polish or paint for logs & wood 13 2000 litre hdpe water tank (prefab) 14 electric workssolar light led power: 20 watts ,luminous output: ~2000–2400 lumens, light type: smd or cob led, working time: 10–12 hours/night, backup: 1–2 nights (depending on battery)solar panel: 80 watt, 18v, mono/poly, panel output: ~400 wh/day (ideal), effective energy (after losses): ~320 wh/day, energy consumption: 240 wh/day (20w × 12h)battery voltage: 12v, battery capacity: 12v, 30ah (recommended), battery type: lifepo4 (preferred), li-ion, or lead-acidcharge controller: pwm or mppt, controller features: auto dusk-to-dawn, battery protection, operating voltage: 12v dc system, ip rating: ip65 (weatherproof), housing: die-cast aluminum with heat sink, pole height: 4–5 meters (if needed) 15 labour skilled 16 unskilled