REPAIR TO FENCING SECURITY WALL HARDSTANDING, DRAINAGE , MISC WORKS AND REPAIR TO SEWAGE CLEANING TO CERTAIN BLDG, JOINT FILLING KERB STONE AND CERTAIN B R WORKS AT ADMIN AND TECH AREA AT AF STN BORGAD

Taking down cement plaster of any description including racking out joints, hacking for key scrubbing down with water etcand removal of entire debris as ordered outside MD land complete all as directed.

Demolition of cement concrete (un-reinforced) in ground floor and paving not exceeding 15 cm thick above or below ground level and removal of entire debris as ordered outside MD land complete all as directed.

Demolition of brickwork , precast concrrete block walling or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etcand removal of entire debris as ordered outside MD land complete all as directed.

Dismantling of precast cement concrete jalli of any thickness & fixed in any description where directed and removal of debris to a outside MOD land and depositing where directed complete all as directed.

Dismantling of AC Corrugated or semi corrugated sheet etc any thickness including ridges as in roof covering and stacking at site at site for credit where directed and removal of debris to a outside MOD land and depositing where directed complete all as directed.

Dismantling of post or struts (wood, steel or RCC) any section, including taking out embedded portion in concrete and making good the disturbed ground complete.

Dismantling of fencing wire mesh any type etc complete all as specified.

Dismantling wrought iron or mild steel work of any description not otherwise provided for and neatly stacking at site where directed.

Dismantling of stone slabs , interlocking tiles and tiles etc of any description or thickness in floors, platform, aprons etc., laid, bedded and pointed in any mortar , stacking serviceable slbs at site and removal of entire debris as ordered outside MOD land complete all as directed.

Demolition and breaking up 100mm bore drain pipes, salt glazed stone ware set in cement mortar including PCC haunching and bedding, complete including removal of entire debris as ordered outside MOD land complete all as directed.

Excavating in post holes (or similar holes) each not exceeding 0.5 cu. m, getting out in hard/ dense soil and removing surplus soil to a distance exceeding 500 m and making good surface.

Excavating in trenches not exc 1.5 metre wide and not exc 1.5 metre in depth for foundation or for shafts, walls, manholes etc not exc 10 Sqm on plan and getting out in hard/ dense soil complete all as directed.

Returning filling in trenches including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in soil complete all as specified and directed.

Removing excavated surplus soil to a distance exceeding 500 mts and depositing where directed .at a level not exceeding 1.5 M above the starting point complete all as directed.

M & L for Hard core of broken hard stone or boulders of guage not exceeding 63 mm , deposited spread as subbase to inter locking tiles in layers n.exc 15cm thick , watered & well rammed to true surface complete all as specified and directed.

M & L for PCC 1 :2 : 4 type B2 using 40 mm graded crushed stone aggregate as in foundation filling mass concrete complete all as specified and directed.

M&L for cement concrete (1:3:6) type C1 using 20 mm graded crushed stone aggregate as in surface channels and drains and benching including finishing the top of benching even and smooth using extra cement. Note : Forming fair finished channel for drain using extra cement shall be measured and paid for separately.

Providing precast ce- ment concrete Type C1 1:3 :6 using 20 mm graded crushed stone aggregate in window or door cills, lintels, bressumers, steps, quoin blocks (for use with masonry),string courses, copings. kneelers, apex stones, pier caps, columns, posts , boundary pillars, bed plates, pintle blocks, ancho-rage blocks, bonders (for stone wallin). corbels, brackets,etc. (of any section indicated), with plain fair faces, including chamfers, weatherings, throat- ing etc. and setting in mortar complete with joints to match Set in cement mortar 1:4 complete all as directed.

All same as per item No 18 here-in-above but coping in cement concrete type B0 1:2:4 using 12.5 mm graded crushed stone aggregrate -do-

M&L for precast cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate as in kerb block (factory casted) with plain fair faces, including weathering, slightly rounded or chamfered angle throating, with plain or interlocking joints and setting in cement mortar 1:4 including painting ther exposed surface of kerb stone with two coats of synthetic enamel paint over a coat of primer complete all as directed.(Note : Quote rate is deemed to be inclusive of painting the colour & shade of paint shall be as instructed).

M&L for Precast Reinforced cement concrete 1:2:4 type B1 using 20 mm aggregate stone aggregate as in cover slab to Man holes set and jointed in cement mortar 1:4 complete all as directed (Note: Reinforcement shall be measured and paid seperately.)

Supply and fixing factory made ornamental designed pattern type precast cement concrete louvers and jallies, 50 mm thick (measured solid) including precast post of standard sections in different geometrical shapes, including all mouldings type B0 1:2:4, 12.5 mm graded stone aggregate set in CM 1:4 including embedding precast post etc including two coats of exterior emulsion paint over one coat of primer of colour, shade & pattern as approved complete all as directed.

Supply only Integral Water Proofing Compound (ISI Marked) of Make : CICO, Acco Proof, Impermo, Aqua flex as approved.

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement including forms, moulds, mitred/stopped ends etc. complete all as directed

M&L for brick work with old size factory moulded Fly Ash bricks, straight or curved on plan exc 6.00 metre mean radius, built in cement mortar 1:4 complete all as specified.

M&L for walling of random rubble, uncoursed, well bonded, bedded and solidly hearted stone masonry built in cement mortar 1:6 complete all as specified & as directed.

S&F mild steel tubular work in tubular trusses, roof trusses (framed), trussed, purlins, crane gantries, rails and fastemings and heavy bracket framing ( Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. using ERW or induction butt welded tubes conforming to I. S.1161-1979 grade St.-240 with one shop coat of zinc chromate primer paint.

S&F 10 mm dia and over TMT bars cut to length bent to shape required cranking including bending , hooking ends etc and binding with mild steel wire (annealed) not less than 0.9 mm dia complete all as specified and directed.

S&F mild steel screw bolts of 11-15 mm diameter of shank (machine made) with hexagonal or square heads at one end and screwed the other, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt exceeding 5 cm but not exceeding 10 cm long complete all as specified.

S&F mild steel work as in hand rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts, posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc., flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Grade E-165 (Fe 290), complete, all as specified & directed. (Note : Barber wire & concertina coil measured & paid seperately).

S&F pre-painted galvalume (zincalume) aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof coverings/cladding to walls fixed with self tapping screws as specified.

S&F galvanized 2 strand, steel barbed wire 2.24mm dia, barbed with 2mm dia barbs at 75mm spacing and straining and fixing to any type of standard rails, straining bolts, including securing or tying at crossing with and provision of galvanized mild steel wire, staples or steel pins etc as directed. Note :- Each line of horizontal / vertical / diagonal wire to be measured for the purpose of payment.

Supply only MS galvanized chain link fencing (120 to 140 gms) 4mm dia and 75mm spacing and weighing not less than 2.75 kg/sqm diagonally pinned including line wire rails, straining bolts and provision of binding wire complete all as specified and as directed. Make : M/s Sachin , TATA or any approved make as approved..

Fixing only diagonally pinned fencing wire including line wire, any mesh size and type of standards, rails, straining bolts etc. including provision of binding wire complete all as directed.

Supply and fixing in repair galvanised concertina coil fencing with punched tape concertina coil 900 mm dia with each length of roll not less than 7 -8 Mts having 50 Nos round per 6 mtr length, barbed razor ,spring core wire (2.5mm to 3 mm thick) of high tensile strength of 165Kg/Sqmm with tape (0.52mm thick) and minium weight of 1.2 Kg/ meter and fixing the same with a spacing of 12 inches with existing/New Y shape angle iron placed 3m apart with all fixing arrangement GI wire . Note : (i) The concertina coil shall also copmly to the requirements as per IS 4454 Pt-I (ii) The Concertina coil shall be fixed on existing Y section angles and dia shall be be maintained 900mm,including fixing clips / binding wires required for tieing up concertina to angle iron frame to the satisfaction of Engineer-in-charge.

M & L for 75 mm thick plain cement conctere 1: 4 : 8 type D2 using 40 mm graded crushed stone aggregate as in sub base of flooring complete all as directed.

M & L for 100 mm thick plain cement conctere 1: 2 : 4 type B2 using 40 mm graded crushed stone aggregate as in sub base of flooring complete all as directed.

M & L for 100 mm thick plain cement conctere 1: 4 : 8 type D2 using 40 mm graded crushed stone aggregate as in sub base of flooring complete all as directed.

M&L for rendering 15mm thick in cement mortar 1:4 on fair faces of brick masonry or concrete surfaces of walls, mixed with water proofing compound (ISI marked) @ 3% by weight of cement or as per manufacturer’s instructions, finished even & smooth without using extra cement complete all as specified. Note : - Supply only water proofing compound shall be measured and paid for separately

M&L for Keyed pointing in cement mortar 1:4 to random or polygonal rubble, uncoursed or brought upto courses stone masonry all as specified & directed.

M&L preparation of old decorated surface of Chequred tiles or Interloking paver block by washing, rubbing down and stopping of complete old treated surfaces and applying two coat of apex tiles guard paint complete all as specified and directed

M & L for Two coats of 1st quality synthetic enemal paint over a coat of zinc chromate primer over any description of new steel surface over 10 cm in width or girth including necessary preparation of new steel surface complete all as directed.

M & L for One coat of first quality synthetic enamel paint of any description over 10 cm in width or girth on old painted steel surface after necessary preparation of surface complete all as directed.

M & L for One coat of Aluminium enamel paint of any description over 10 cm in width or girth on old painted steel surface such as chain link fencing etc after necessary preparation of surface complete all as directed.

M & L for One coat of synthetic enamel paint on old painted kerb stone surface of any description over 10 cm in width or girth after necessary preparation of surface complete all as directed.

S & F 75 mm bore PVC (SWR) pipes cut to lengthas ordered & fixed to weep holes in stone masonry wall etc complete all as directed.

S & F 75 mm bore PVC (SWR) pipes single socketed in any length with rubber rings joints fixed to wall in repairs complete all as directed.

S & F 110 mm bore PVC (SWR) pipes single socketed in any length with rubber rings joints laid in excavated trenches or on floors in repairs complete all as directed.(Note : Exavation & earth work measured & paid seperately).

S & F 110 mm bore PVC (SWR) pipes single socketed in any length with rubber rings joints fixed to wall in repairs complete all as directed.

Material and labour for PCC 1:4:8 type D-2 using 40 mm graded crushed stone aggregate in bedding to drain pipes, including packing under and haunching against the sides of pipes after they are laid and tested complete for 200 mm bore pipe all as specified and as directed.

Material and labour for PCC 1:4:8 type D-2 using 40 mm graded crushed stone aggregate in bedding to SGSW drain pipes, including packing under and haunching against the sides of pipes after they are laid and tested complete for 250 mm bore pipe all as specified and as directed.

M&L for Reinforced concrete pipe 250 mm bore Class NP2 (ISI Marked ) alongwith collar laid to slope in trenches over PCC bed & jointed in cement mortar 1:3 and tested on completion complete all as specified and directed.

M&L for Desludging of Soakage pit / Septic tank / Big Manholes of any dia and depth by Mechanical Sewage Suction Machine and collecting the entire sludge in closed filth carts, incl calling of NMC vehicle if required for suction and depositing the sludge outside Defence area, including sprinkling of antibiotic powder on effected area and refixing the covers as before, all as directed by Engr-in-Charge. Note :(i) Necessary arrangement of tools & equipments for desludging will be beared by contractor. (ii)The Contractor will be liable for good functioning of existing Soakage pit/Septic tank /Big Manholes incl connecting sewage line upto completion period without any extra payment .The rate shall be deemed in inclusive for above said operations..

Removing existing man hole cover and cleaning of existing sewage line of any dia including manholes of any depth and size by mechanical sewage suction machine and collecting sludge in closed filth carts and depositing all as directed by Engr-in charge including sprikling of antibiotic powder on effected area and refixing the manhole cover as before all as directed by Engr-in-Charge. Note: (i) The Contractor will be liable to good functioning existing sewage line upto completion period without any extra payment.The rate shall be deemed in above quoted item rate. (ii) Immediately after sewage cleaning work is orderd , it is the responsibility of the contractor to complete the cleaning work in one go not in peacmeal or leave the started work mid way for whatso ever reasons & complete the work with in time period as instructed by Engineer-in-charge , in case of failure , stopping the work mid way or not completing the sewage cleaning work in that case a penalty of Rs 200 /day shall be recovered (for late execution of work ) until the work is completed to the satisfaction of Engineeer-in-charge .

Labour only for opening of air locks in toilet/baths and kitchen water pipe line but excluding fittings complete all as specified and as directed by Engineer-in-charge.

M & L for repairs to broken edges of following types of joints by taking out existing sealing compound from existing joints of taxi track/ pavement/ hard standing etc with a racker to full depth as required and cleaning of joints by means of compressed air and removing the same away from taxi track to a distance exc 500m but n exc 1000m as directed, and filling of Joints 15mm wide and 20mm deep primed with Polyurethene based sealant and filled with Cold applied fuel resistant polyurethene sealing compound approved make including supply and laying backer rod where required to maintain depth of joint 20 mm complete all as specified and as directed. Make : M/s Chouksay/ CIPY or equivalent

All as per item above but Joints 25mm wide and 20mm deep Notes for Item No 37 - (i) The width size of existing old joint , at site may be varied + & - (plus & minus) 3 mm which shall be kept in mind while quoting the rates. No price adjustment shall be made to + (plus) or – (minus) 3mm in width. The depth of joint shall be maintained by providing baker rod which is included in unit rates. (ii) The finished level of sealed joist shall be on an average 3 mm below the top surface of the pavement/ hard standing / taxi track.complete all as specified and as directed.

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