GE AF/AMB-T-11/2023-24 REPLACEMENT OF CONCRETE SLAB, DRAIN COVER SLAB, SIGN BOARD, FOD TRAP, REPAIR TO JOINTS WITH GRADE B AND POLYURETHANE AND CONNECTED ITEMS IN TECHNICAL AREA AT AF STN AMBALA

Amount

S&F in location Engineering plastic signage boards / link boards, single sided, with writings / signs / arrows with retro-reflective sheetings of approved type and colour, made of hard plastic or perplex sheet 4 to 5mm thick of approved colour and type, duly framed in with aluminium strip of suitable sizes as required, mounted up on adequate number of legs of minimum height of 3'6" made out of specialised frangible material, weather proof, suitable to withstand extreme cold, extreme heat and high velocity wind pressure, etc. complete all as specified and as directed of the following sizes: Notes: (i) Quoted rate shall be inclusive of the following:- (a) Excavations for post holes (of min size 400x400x600mm) in any type of soil as required at site, including filling in and removal of excess soil. (b) Duly embedding legs of boards into PCC 1:3:6 type C1 using 20mm graded stone aggregates upto GL. (ii) Writings / alphabets / letters / dashes / arrows, etc. shall be of different sizes, types, etc. as per requirement of AF Authorities.

All as per item No 1.00 (here-in-before) but Link board of size upto 1.00 Sqm, complete all as specified and directed.

All as per item No 1.00 (here-in-before) but Link board of size above 1.00 Sqm but less than 1.50 Sqm, complete all as specified and directed.

All as per item No 1.00 (here-in-before) but Link board of size above 1.50 Sqm but less than 2.00 Sqm, complete all as specified and directed.

All as per item No 1.00 (here-in-before) but Link board of size above 2.00 Sqm but less than 2.50 Sqm, complete all as specified and directed.

Demolition of cement concrete in ground floor and paving not exceeding 15 cm thick below or above ground level for taxi light etc including removal of demolished material (cement concrete) from site to a distance exc 1.5 km and not exceeding 5.0 km & deposited where directed complete all as specified and directed by Engineer-in-charge.

Material and labour for PCC 1:2:4, type B 1, (using 20 mm graded stone aggregates) as in plinth of taxi light including finishing the concrete surface even and smooth without using extra cement complete all as specified and directed.

M&L for demolition of cement concrete (PQC) of existing unreinforced slabs or rigid pavements / portions of any description and in any position of runways, etc. removing rubbish / refuse to a distance exceeding 1.5km and not exceeding 5km and depositing where directed complete all as specified and as directed Notes: (i) Work shall be executed very carefully to check any damage to adjoining existing surfaces. Any such damages caused shall be made good without any extra cost. (ii) The cost of repair of any surfacing cracks in existing adjoining surfaces / locations during demolition shall be filled in as per relevant specifics and IS.

M&L for pavement quality concrete (PQC) of flexural stength 45kg/sqcm in field using 410kg/cum of concrete (with maximum size of coarse aggregate upto 40mm) as per mix design, with incorporation of non-circular polyestor fibre @ 1.0kg/cum of PQC, including all necessary formwork for laying in bays as shown on drawings complete all as specified and as directed Notes: (i) Airfield drawing shall be referred at office of the GE (AF) Ambala (ii) Construction / contraction / expansion joints shall be measured and paid separately under respective items herein. (iii) Volume of concrete shall be deduced excluding joints. (iv) The quantity of cement and synthetic fibre to be used in concrete specified hereinabove is minimum. Any deviation on the plus side as per design mix and site conditions shall be catered without any extra cost to the Govt. (v) Polyster non-circular fibre shall be measured and paid separately as 'supply only' under relevant item herein.

Material and labour for providing lean cement concrete of grade M-15 (Design Mix) using 20mm graded aggregate with minimum cement content 250 Kgs/Cubic metre incluidng spreading and consolidating complete al as specified and directetd by Engineer-in-Charge.

Material and labour for providing clean dry coarse sand uniformly graded, spread, levelled in layers 25 mm thick over existing pavement etc complete all as specified and directed by Engineer-in-charge..

Material and labour providing polythene film 400 micron, thick, white colour, laid over sand layer including all necessary cutting overlaps not less than 300mm and waste etc complete all as specified and directed by Engineer-in-charge..

Material and Labour for finishing of concrete roads/paving by brooming complete etc complete all as specified and directed by Engineer-in-charge.

Supply only polyester traingular fibre 6/12mm long with circun-circle diameter 30-35 micron, designed, for melting point of 240-260 degree celsius and having specific gravity 1-34 to 1-40, Recron 3-S, manufactured by M/S Reliance Industries Ltd, Mumbai etc, complete all as specified and directed by Engineer-in-charge.

Material and Labour for forming contraction joints (Dummy joint) upto 100mm depth of concrete slab (PQC) x 8mm wide (Using diamond cutter) and cleaning and removing material, dirt,and all loose material etc. completely with compressor air blower from joints and filling with polyurethane joint sealant compound using mechinical means to a depth of 10mm (depth minimun above back up rod) with minimum performance guarantee of 10 years and minimum Movement Accommodation Factor (MAF) + 30 % confirming to the requirment of BS:5212, BS-4254 and EN-141875-2003 for Hydrolysis/water resistence test including two coats of primer and providing approved quality closed cell polythene back up rod of dia 25% more than the width of joint over joint filler board in position, applying masking tape on edge of joint to prevent accidental slippage of sealant on top surfaces and to give a neat finish to the sealant and removing the masking tape after sealant on is applied as required etc complete all as specified and directed by Engineer-in-charge..

Material and Labour for forming construction joint full depth of concrete and and 10mm wide (Using diamond cutter) including upto 1/3rd depth (minimum 100 mm) of concrete to form joint and cleaning and removing material, dirt,and all loose material etc. completely with compressor air blower from joints and filling with polyurethane joint sealant compound using mechinical means to a depth of 10mm (depth minimun above back up rod) with minimum performance guarantee of 10 years and minimum Movement Accommodation Factor (MAF) + 30 % confirming to the requirment of BS:5212, BS-4254 and EN-141875-2003 for Hydrolysis/water resistence test including two coats of primer and providing approved quality closed cell polythene back up rod of dia 25% more than the width of joint over joint filler board in position, applying masking tape on edge of joint to prevent accidental slippage of sealant on top surfaces and to give a neat finish to the sealant and removing the masking tape after sealant on is applied as required etc complete all as specified and directed by Engineer-in-charge..

Material and Labour for forming 20mm thick expansion joint in concrete slab of thickness, filled with preformed bituminous filler, applying bond breaker tape on top of filler board for complete width of joint and cleaning and removing material, dirt,and all loose material etc. completely with compressor air blower from joints and filling with polyurethane joint sealant compound using mechinical means to a depth of 10mm (depth minimun above back up rod) with minimum performance guarantee of 10 years and minimum Movement Accommodation Factor (MAF) + 30 % confirming to the requirment of BS:5212, BS-4254 and EN-141875-2003 for Hydrolysis/water resistence test including two coats of primer and providing approved quality closed cell polythene back up rod of dia 25% more than the width of joint over joint filler board in position, applying masking tape on edge of joint to prevent accidental slippage of sealant on top surfaces and to give a neat finish to the sealant and removing the masking tape after sealant on is applied as requiredetc complete all as specified and directed by Engineer-in-charge.

M&L for repair to damaged broken edged of existing cement concrete slabs of taxi track by cutting to a depth 10 to 50 mm, cleaning the surface and removal of loose material, dust by blowers, disposal of rubish to a distance exceeding 50m but n.exc 100m and applying evenly a coat of dencote 601 epoxy rich primer with sealer and filling in with Epoxy Re-sign denpatch compound complete all as specified and directed.

Dismantling structural steel work including doors, gates, FOD trap but excluding framed trusses complete all as specified and directed.

S&F mild steel framed work such as grills , grating etc with ends of bars shouldered and/or riveted or forged into spikes , framed guard bars, barred iron doors , ladders, drain cover, balusters ; walk ways ; railings , frame work of water tanks and similar work conforming to Fe 290 Gde E-165 complete all as specified and directed.

M&L prepration of new steel surfaces exceeding 10 cm girth and apply two coats of synthetic enamel paint over one coat of red oxide primer, complete all as specified and directed.

Demolition of brick work built in CM or cement lime mortar complete all as specified and directed by Engineer-in-Charge.

Material and labour for brick work with sub class `B` bricks old size in CM 1:6 straight or curved on plan exc 6m mean radious complete all as specified and directed.

Material and labour for 15mm thick rendering in cement mortar 1:6 on brick or concrete surface & finished even and smooth without using extra cement complete all as specified and directed.

Material and labour for PCC 1:2:4, type B-1, (using 20mm graded mechanically crushed stone aggregates) as in coping, kerbs, benching and bed block etc complete all as specified and directed by Engr-in-charge.

M/S SHASTRI BUILDERS AND ENGINEERS