REPAIR TO PLINTH, JOINT FILLING CRACK, REPAIR TO SIGN BOARD, AND CONNECTED REPAIR OF AIR FIELD AREA AT AF STN BKT

Amount

M & L for cutting the edges of existing joints with suitable machine by racking out old sealing compound from existing joints of tarmac of size 8mm wide and 25mm deep and as directed by special tools like cutting blades / grinder machines (use of hammers is prohibited as it damages the edges) and removing old filled sealing compound from the joints by means of compressed air using hand blower including disposal of the same to a distance of 500m from the edge of runway as directed and repair of joints by epoxy wherever required and fill the joints by mechanical means as per following process: - (i) Provision of Backup rod of 10mm dia suitable to be inserted in the joint tightly as specified. (ii) Provision of adequate masking tape on either sides of joint to avoid spillage on concrete surface before applying joint sealant and removing the same after sealing of joints. (iii) Supplying and filling of sealing compound properly for a depth of 15mm as specified after application of suitable primer as directed by Engineer-in-Charge. (The finished level of sealed joints shall be on an average 3 mm below the top surface of slabs.) NOTE: - Sealing compound shall be Bostik "Seal N flex -2k', 02 component (Base and Hardner) Bostik Polyurethane sealent of grey colour conforming to BS-5212 with minimum movement accommodation factor of + 30% when tested as per ASTM C-719 or equivalent product of M/S Choksey Chemicals Pvt. Ltd. or M/S STP Ltd. as approved. The sealent shall have shore A @ 25 degree centigrade =15 + 5 and as per manufacturer's instructions.

All asper item No 01 above but joints of width 10mm and 28 mm deep (alongwith 12 mm dia backup polyethylne rod)

All asper item No 01 above but joints of width 25mm and 45 mm deep (alongwith 30 mm dia backup polyethylne rod)

All asper item No 01 above but joints of width 08mm and 25 mm deep (alongwith 10 mm dia backup polyethylne rod) NOTE: - Sealing compound shall be Bostik "Seal N flex -1', single component Class 'A' Bostik Polyurethane sealent conforming to BS-5212 with minimum movement accommodation factor of +(-) 50% when tested as per ASTM C-920-87 & 98 or equivalent product of M/S Choksey Chemicals Pvt. Ltd. or M/S STP Ltd. as approved. The sealent shall have shore A hardness >/= 50 and as per manufacturer's instructions.

All asper item No 04 above but joints of width 10mm and 28 mm deep (alongwith 12 mm dia backup polyethylne rod)

All asper item No 04 above but joints of width 25mm and 45 mm deep (alongwith 30 mm dia backup polyethylne rod)

M & L for filling of pot holes of size 20mm dia and 20mm deep in concrete surface and filling as per following process:- (i) Cleaning of surface by means of wire brush and removing the dust by means of compressed air. (ii) Bostik ERM or equivalent product of M/S Choksey Chemicals Pvt. Ltd. or M/S STP Ltd as approved epoxy resin mortar as per manufacturer's instructions after application of epoxy resin primer with and including necessary form work complete all as specified and directed.

M & L for repair to concrete slab or pavement of existing damaged edges / spoiled edges to triangular / rectangular cross section,of width 15mm to 20mm and depth 30mm to 40mm , by machine cutting and removing all broken and loose material to a distance exc. 50 metres but not exc. 100 metres and cleaning the surface with compressed air to remove dust, dirt, loose sand / foreign material, washing the surface with acid solution and repairing surface / edge with Bostik ERM or equivalent product of M/S Choksey Chemicals Pvt. Ltd. or M/S STP Ltd as approved epoxy resin mortar as per manufacturer's instructions after application of epoxy resin primer with and including necessary form work complete all as specified and directed.

M & L for cutting the edges of any type of joints of width 8mm to 10mm and 30 mm deep by racking out old sealing compound from existing joints by means of compressed air and filled the joints with sealing compound grade 'B' after application of primer for the following size joints complete all as specified and directed.

Supply & fixing in repair visible sign board of area/size exceeding 1.80 sqm and not exc 3.15sqm each made from 4.00 mm thick engineering grade plastic (acralic Sheet) having monolithic structure to with stand,temperature variations from cold environment to sweltering hot condition sand to with stand high velocity winds,framed and braced with 40mm dia PVC pipe best qualty to with standhigh velocity wind pressure,with ht of bottom of board should be 45-60 cm above the ground level with best quaility structure including excavating in post holes of size30cmX30cmX45cm and embedded in PCC1:2:4 type B1using 20mm graded stone aggregate and making plinth around frame of width 600mm and length as required,including providing and applying and weather resistance coating,providing and pasting of new numerals/alphabets with retro reflective tape cutting it as computer plotter etc complete all as specified and directed

All as per item No 10 above but area not exc 0.80 sqm each complete all as specified and directed .

M&L preparation of old painted surface of any description over 10cm width or girth of concrete/plastered surface and applying one coat of synthetic enamel paint on signal square, wind sock at any ht etc complete all as specified and directed.

Demolition of cement Concrete surfaces of any description and in any position not other wise specifically provided for pavement of taxi track / runway / Disperasl area complete all as specified and directed.

M&L for 100mm thick PCC 1 :2:4 type B-2 (using 40mm graded stone aggregatea) in foundation filling or mass concrete with spike rolling to surfaces or making impressions of expanded metal, whilst the concrete is green complete all as specified and directed.

Taking down cement plaster from brick walls/stone walls etc of any description including racking out joints, hacking for key scrubbing down with water etc complete all as specified and directed.

M&L rendering 10mm thick cment mortar (1:4) on concrete surfaces,/brick of drain channel finished even and smooth without using extra cement on concrete/brick surface , complete all as specified and directed

Demolition of brick work/stone boulder masonry,built in cement mortor including all quions,arches, pillars etc complete all as specfied and directed .

Removing demolited concrete/brick work material exc 250 m but n.exc 500m and depositing where directed complete all as specfied and directed .

M&L for Brick work with old size fly ash bricks straight or curved on plan exc 6m nean radius and setting in cement mortar (1:6) complete all as specified and directed.

M& L for rendering of external surface 15mm thick in CM (1:4) on fair faces of brick work or concrete surfaces including uprooting/cutting of vegetation growth (maximum height upto three stories) using WPC @ 3% by weight of cement, Mechanical Means all as specified and directed (Note:- Below 10 Sqm Qty be excuted throuth conventional mathod). (Note: WPC will be measured and paid seperately)

Supply only liquid water proofing compound complete all as specified and directed.

M & L for single component 'Aspha Flo' coal tar free signature grade Gilsonite modified Asphalt emulsion, special polymers and Adhesive streaming crack, joint stuffer to prevent cracks from forming into pot holes and filling of cracks and joints on asphaltic surface of the runway, shall be complete to be applied directly on damp pavement also and coverage shall be 24.20 mtr/Ltr for 6mm (width) x 6mm (depth) crack crack complete all as per manufactures instructions complete all as specified and directed. (Make: M/S Srijan Systems Pvt Ltd or equavalent as approved by GE in written).

All as per item No 22 above but size of crack 13mm x 13mm and coverage 6.05m/Ltr complete all as per manufactures instructions as specified and directed. (Make: M/S Srijan Systems Pvt Ltd or equavalent as approved by GE in written).

M/L Cement concrete in surface channels and drains, or any other type using cement concrete of type B1 (1:2:4) using 20mm graded stone aggregate and surface finished even and smooth without using extra cement complete all as specified and directed.

M & L for sand filling in floors, 50 mm thick, spread levelled and rammed including watering and consolidating complete all as specified and directed.

M&L for cement concrete (1:3:6) type D-2 using 40mm graded stone aggregate 75mm thick as in sub base of floor complete all as specified and directed.

S&F for rubber moulded machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80mm thickness M-40 grade complete all as specified and as directed.

S&F at or near ground level factory made pre cast kerb stone of M-25 grade cement concrete in position to the required line,level and curvature,jointed with cement mortar 1:3,includiing making joints with or without grooves complete all as specified and directed.

M & L for preparation of new plastered/concrete surface and applying two coats of two coat of cement base paint over a coat of primer complete all as specified and directed.

M&L Pre-cast saucer drain of size 300x300x100mm for Pedestrian areas,parking area etc.complete all as specified and directed. (Brand- ACME)

Supply and Laying in trenches / fixed to wall/ drawn in pipe/duct/laid in floor XLPE insulated screened,PVC bedded and sheathed and steel wire/strip armoured cable 1100V grade with stranded aluminum conductor of cross sectional area 10 Sq mm 2 core complete with including cable route marker all as specified and directed. Make: Plaza/Finolex/Polycab or equivanent as approved by GE in written

Supply and Laying in trenches / fixed to wall/ drawn in pipe/duct/laid in floor XLPE insulated screened,PVC bedded and sheathed and steel wire/strip armoured cable 1100V grade with stranded aluminum conductor of cross sectional area 16 Sq mm 4 core complete with including cable route marker all as specified and directed. Make: Plaza/Finolex/Polycab or equivanent as approved by GE in written

Excavation in trenches in any type of soil not exceeding 1.5 metre deep and not exceeding 1.5 mtr width and getting out soil including forming bottom surface to required slope/gradient for laying cables/pipes/pole foundation etc. as approved by GE in written

Removal of surplus excavated spoil to a distance not exceeding 50 Mtr and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers of 25 cm thick after the cables etc. are laid, jointed and tested complete all as specified and directed.

Supply and laying sand cushioning for cable protection in trenches 8cm before laying cable and 15 cm deep over the cable as approved by GE in written

Supplying and laying un-reinforced precast concrete cable cover, Class LV, Type I, flat, size 250mm x 150mm x 40mm all as specified and directed.

M&L for Angle iron with MS sheet cable route indicator of suitable size angle iron height 50cm and size of ms sheet 20cm x10cmx 3mm thick with written of cable size and fixing below ground level 20 cm including necessary cutting, welding, excavation & earth work .

M/s JS Constructions (BID ID -3160073)

M/s BHAGIRATH INFRA & ALLIED WORKS (BID ID -3160050)

PANKAJ AND BROTHERS (BID ID -3159656)

M/s R K Associates (BID ID -3159555)

Tecj Nirmaan (BID ID -3159666)

Industrial Traders (BID ID -3159897)

M/S PRATAP BUILDERS (BID ID -3159537)