Archaeological Survey Of India Tender

Item No. 3: Earth work in surface excavation not exceeding 30 cm in depth but exceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth upto 50 m and lift upto 1.5 m, as directed by Engineer-in- Charge: All kinds of soil

Item No. 4 : Supplying and filling in plinth with sand under floors, including watering, ramming, onsolidating and dressing complete.

Item No. 5: Providing and laying sand stone flooring of avg. size stone block (0.60x0.40x0.20)m obtained from approved quarry, with a wearing coat of 25 mm thick combination mortar 1:1:1 (1lime :1sand:1surkhi) etc., complete as directed by Engineer-in-charge.

Item No. 6: Raking out joints of stone masonry surface to the required width and depth, with due care and precaution, by mechanical / manual means, including preparing and cleaning the surface for re-pointing/ refilling of joints, including disposal of rubbish to the dumping ground within 50 metre lead.

Item No. 7: Pointing of the joints of ashlar stone masonry in lime 1:1:1(1 lime :1 sand : 1 surkhi) mixed with essence mix including cleaning, washing, the joints and curing etc complete.

Item No. 8: Drilling holes of 12 mm diameter up to 300 mm depth and fixing nozzles for PMC Grout in the inner chambers for fill the gaps, voids, cavities, in the inner face for consolidation.

Item No. 9: PMC Grouting with acrylic polymer emulsion added with OPC one part having polymer loading 10% with appropriate dose non shrink powder 0.05 part (Cebex) and plasticiizer 0.05 part having varying pressure 0.2 to 0.5 kg/sqcm.

Item No. 10: Stone work in plain ashlar in super structure with sand stones with lime sand surkhi mortar 1:1:1 (1 Lime : 1 Sand : 1 Surkhi) including dressing of stones upto required finished.

Item No. 11: Taking out the damaged ledged double shuttered door of sal wood with the back support of wooden ledge and installation of new wooden doors of sal wood as per same design cost includes making charge, painting, fittings & fixings and carrying the old damaged door to the site office etc. all complete as per instruction of EIC.

Item No. 12: Removing dry or oil bound distemper, synthetic enamel paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Item No. 13: Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture

Item No. 14: Dismantling stone slab flooring laid in cement mortar including stacking of serviceable material and disposal of unserviceable material within 50 metres lead.

Item No. 15: Supply of ESE-60 Early Streamer Emission type Advanced ESE terminal, made up of SS 304/316L material and works on dual trust design. ESE terminal should comprised of separate electrically isolated dual SS 304/316L panels surrounding an SS Central Finial. ESE terminal should anticipate advanced triggering of min. 60 s. ESE terminal central finial should be made from solid SS rod and its length should be min. 85mm above surrounding panels. ESE terminal SS 304/316L is low carbon steel which exhibit better corrosion resistance and are stronger at elevated temperatures performance. For isolation of terminal Delrin Adapter should be provided at bottom of terminal which should give higher dielectric strength. ESE terminal should be tested in European accredited test laboratory after 2011 as per revised NFC 17- 102:2011 standard. Terminal should be tested for impulse current withstand test in CPRI for 40kA. Terminal should be non electronic and does not required any external power supply. (MAKE: INDELEC PREVECTRON - S 6.6 / SATELITE-3 / PP STORMKING / ESRICO DYNASPHERE 300/ABB OPR-60 will be preferred)

Item No. 16: Supply of Supporting Mast SS: The mounting pole used to support the lightning air terminal shall either be a supporting mast or Free standing mast at a ideal height of 5 mtr. above to be area protected or as per required level of protection. If any height restrictions are there then min height should be 2 mtr but radius of protection will change according to height. The mounting pole and supports shall be securely fixed with brackets and guy wires where required to withstand maximum locally recorded wind velocity. Mounting Pole shall be noncorrosive and made up of medium class SS pipe of 2" dia having base plate at bottom for securely fixing mast on rooftop. Also PVC insulated metallic wire rope should be used for guying purpose. The down conductor shall pass through the centre of the pole for the entire length of the pole and it will be out at bottom of the pole. All the mounting accessories should be non-corrosive and made up of SS.

Item No. 17: Supply of 70 Sqmm cross section down conductor of single core flexible Copper cable made of min. 990Nos copper strands of 3mm dia and having PVC insulation of min. 3mm thickness and overall dia of 16mm. It should be fixed using SS/GI saddles & fixtures every 0.5mtr.

Item No. 18: Supply of Maintenance free Safe Earthing Electrodes CPRI Certified, Code No. MES- 80 (3m) (G.I.) with ISI G.I. pipe minimum dia 50 mm as secondary electrode of wall thickness 3.5 mm and the primary Earthing Electrode will be 50mm X 6mm X 1nos G.I strip filled with a highly conductive & non-corrosive compound in between the primary Earthing and the secondary Earthing, the surface area in mm will be 7,06,500 for 3mtrs. length and Cross Sectional Primary conducting area is 300 sq.mm And solid G.I base plate seals the unit at the bottom.(MES-FC ground Filling compound will be provided in 25 kgs Bags.)

Item No. 19: Supply of Ground Filling Compound (ROHS Certified) (MES GFC 25KG filled surrounding to earthing electrode. It should absorb the moisture from surrounding area and it should be non corrosive in nature. It should maintain the constant ohmic value for long life. It should be supplied in packing of 25kgs bag. (2 Bags required for each earthing electrode.)

Item No. 20: Installation charges i.e. Mounting Lightning terminal on the Mast, Fixing the Mast on the top of roof, Lying the down conductor from the terminal to earth point, Clipping of cables in the building wall, Making 3Nos. of 10ft. earth installation, Pouring of Chemicals with Earthing pipe into the hole and Lying of copper cable to connect the earth pit.