Repairs and maintenance to Lighthouse tower, staff qtrs. and Inspection quarters etc. at Kovilthottam Lighthouse

Amount

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges,making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge .

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 metres lead etc including cost of all materials, labours, tools & plants,scaffolding etc. complete as directed.

Repair works to cracks in plastering / masonary / R.C.C. works/ lintels/ beams/ chajjas etc. cutting out cracks to 'V' section , cleaning, wetting, grouting& plastering to the cracks in the masonry wall with C.M. 1:3 (One cement and three fine river sand) after preparing the cracks, finishing, curing, scaffolding including supply of all materials, labour, tools & plants etc. complete.

Replacing broken glass panes of window shutters with new plain/pin headed glass panes of 4 mm thick after removing carefully the broken pieces, providing new teak wood beadings using nails including supply of all materials, labour, tools & plants, scaffolding etc. complete.

Plastering 15 mm thick with cement mortar 1:3 (one cement, three fine sand of approved quality) to RCC and masonry surfaces including necessary scaffolding, curing, Supply of all materials, labour, tools & plants,scaffolding etc. complete.

Replacing damaged portion of wooden members of doors and window frame with 1st quality Cheru Teak, Mahagoni timbers after cutting, removing the damaged portions carefully, fixing the newly fabricated members in position all as directed including supply of all materials, labour, tools & plants, scaffolding etc. complete.

Reglazing the glazed window shutters with teak wood reapers and brass nails after removing the old damaged putty, cleaning the surface including supply of all materials, labour, tools & plants etc. complete.

Replacing broken fittings of doors, windows with new fittings of approved quality after removing carefully the damaged ones from position, including supply of all materials, labour, tools & plants etc. complete.

Providing and fixing chromium plated brass butt hinges 100x70x4 mm with necessary chromium plated brass screws etc. complete as directed including cost of all materials, labour, tools & plants.

Providing and fixing chromium plated brass butt hinges 75x40x2.5 mm with necessary chromium plated brass screws etc. complete as directed including cost of all materials, labour, tools & plants.

Providing and fixing bright finished 150 mm brass hooks and eyes with necessary screws including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing bright finished 300 mm brass hard drawn Aldrop etc complete as directed including cost of all materials, labour, tools & plants.

Providing and fixing bright finished 200 mm brass Tower bolt with necessary screws including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing bright finished 150 mm brass Tower bolt with necessary screws including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing 125 mm chromium plated brass Handle with necessary screws including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing following fixtures of approved make and as directed including supply of all materials, labour, tools & plants, etc. complete.

Providing and fixing mirror Rectangular shape 453x357 mm of superior glass (of approved quality) and of required shape and size with plastic moulded frame of approved make and shade with 6 mm thick hard board backing including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing PTMT towel rail 600 mm long towel rail with total length of 645 mm, width 78 mm and effective height of 88 mm complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality and colour including cost of all materials, labour, tools & plants etc complete as directed .

Providing and fixing 100 mm C.P. brass shower rose with 15 or 20 mm inlet including cost of all materials, labour, tools & plants.

Providing and fixing 15mm C.P brass long body bib cock of approved quality conforming to IS:8931 : 15 mm nominal bore including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 15mm C.P brass short body bib cock of approved quality conforming to IS:8931 : 15 mm nominal bore including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 15mm brass stop cock of approved quality including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 25mm heavy duty PVC valve of approved quality including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 32mm heavy duty PVC valve of approved quality including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 15mm garden tap of approved quality including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 15 mm C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931 etc complete as directed including cost of all materials, labour, tools & plants etc complete as directed.

Providing and fixing 15mm health faucet chromium of approved quality including cost of all materials, labour, tools & plants etc complete as directed.

Providing and aplying weather proof sealant (of external side and internal side)between door frame, window & ventilator frames (on all four sides) of outer wallover with silicon sealant and masking tape including cost of all materials, labour, tools & plants etc complete as directed.

Providing and laying vitrified floor tiles (Khajaria / Asian/ Nitco) in 600x600 mm size (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS : 15622, of approved make, in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments hacking of cc flooringetc complete as directed including cost of all materials, labour, tools & plants.

Providing ceramic tile flooring / dadoing with tiles of approved size and make over existing IPS flooring / wall after chipping the floor / wall, laying the tiles in line and level over a cushioning layer of C.M 1:5, 20/25 mm thick, after repairing existing floor damages, pointing the joints with white cement mixed with appropriate colour pigment, curing including supply of all materals, labour, tools & plants, etc. complete.

Repairs to Door shutters of staff quarters by reducing the height of shutters as per the new floor tile level after removing the shutters, cutting to suitable size, refixing the shutter with necessary screws etc complete as directed including cost of all materials, labour, tools & plants.

Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS : 7231, with all fittings and fixtures for W.C. pan with ISI marked white solid plastic seat and lid complete, including cutting and making good the walls and floors wherever required after including cost of all materials, labour, tools & plants etc. complete.

Replacing the damaged GI / PVC pipe line with new PVC/CPVC pipe heavy duty (Hycount/ Premier/ Supreme)( 6 kg/sqcms) with ISI mark with necessary fittings including taking out the damaged pipe line from the wall / floor / ground, making necessary holes to the wall / floor / excavation, making good the wall / floor with cement mortar, back filling the excavated earth, making all connections water tight, clamping the pipe to the wall with SS clip etc complete including supply of all materials, labours, tools & plants etc complete as directed.

Providing and laying 110 mm dia. PVC sanitary pipe (Hycount/Premier/Supreme) line from water closet to septic tank including necessary earth work, refilling, making leak proof connections etc., including supply of all materials, labour, tools & plants etc. complete.

Providing and laying 25 mm dia, CPVC pipe (Hycount/Supreme/Premier) including all fixtures, clamping to wall, necessary earth work, refilling etc. including supply of all materials, labour, tools & plants etc. complete

Providing and laying 32 mm dia,CPVC pipe (Hycount/Supreme/Premier) including all fixtures, clamping to wall, necessary earth work, refilling etc. including supply of all materials, labour, tools & plants etc. complete

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings etc complete as directed including cost of all labours, tools & plants, materials etc. complete.- External work

Rewedging and cramping of doors, windows and ventilators of staff qrs, Lighthouse tower, and power house buildings etc., for easy opening and closing including plaining the side of the shutters as directed including of all materials, labour, tools & plants,scaffolding etc., complete .

Repairs to furniture of staff quarters including replacing unserviceable members cost of all materials, labour charges and tools & plants etc. complete as directed .

Replacing damaged plywood of cots with 8 mm thick marine plywood of approved brand after cutting, removing the damaged one, cutting to size and fixing new plywood with panel pins all as directed, including supply of all materials, labour, tools & plants etc. complete.

Repairs to wooden meat safe including cutting, removing and replacing damaged members with new one with superior hard wood etc. including fabricating, fixing in position as directed including supply of all materials, labour, tools & plants etc. complete.

Cleaning of open well including bailing out water, removing dirty sand , cleaning the inside surrounding etc. all as directed including supply of all labour tools & plants etc. complete.

Providing and fixing factory made uPVC door frame (Sintex or equivalent) made of uPVC extruded sections having an overall dimension as below (tolerance ±1mm), with wall thickness 2.0 mm (± 0.2 mm), corners of the door frame to be Jointed with galvanized brackets and stainless steel screws, joints mitred and Plastic welded. The hinge side vertical of the frames reinforced by galvanized M.S. tube of size 19 X 19 mm and 1mm (± 0.1mm) wall thickness and 3 nos. stainless steel hinges fixed to the frame complete as per manufacturer’s specification and direction of Engineer in-charge ,removing old frame etc complete as directed including cost of all materials, labour, tools & plants - Extruded section profile size 48x40 mm

25 mm thick PVC flush door shutters (Sintex or equivalent) made out of a one piece Multi chamber extruded PVC section of the size of 762 mm X 25 mm or less as per requirement with an average wall thickness of 1 mm (± 0.3 mm). PVC foam end cap of size 23x10 mm are provided on both vertical edges to ensure the overall thickness of 25 mm. M.S. tube having dimensions 19 mm x 19 mm and 1.0 mm (± 0.1 mm) is inserted along the hinge side of the door. Core of the door shutter should be filled with High Density Polyurethane foam. The Top & Bottom edges of the shutter are covered with an end-cap of the size 25 mm X 11 mm. Door shutter shall be reinforced with special polymeric reinforcements as per manufacturer’s specification and direction of Engineer-in-charge to take up necessary hardware and fixtures. Stickers indicating the locations of hardware will be pasted at appropriate places etc complete as directed including cost of all materials, labour, tools & plants.

Repair work and laying for kerbstone and to the cement concrete internal road / pathways including removing the damaged portion, preparing the surface, laying cement concrete 1:2:4 (One cement, Two M sand and four graded stone aggregate of 20mm and down size) in level as directed including mixing of concrete, laying, compacting, curing etc including cost of all materials, labours, tools & plants etc complete as directed.

Centering and shuttering including strutting, propping etc. and removal of form work etc as directed including cost of all materials, labour, tools & plants etc complete.

Repairs to damaged R.C.C. portions of sun shade by removing the rusted steel bars completelychipping the concrete surface, binding chicken mesh wherever directed, and concreting with cement concrete 1:1.5:3 (One cement, one and half coarse river sand and three stone aggregate of 20 mm down gauge), and apoxy bond for bonding of old and new concrete and providing centering shuttering wherever necessary for sunshade , finishing, curing, providing necessary scaffolding including supply of all materials, labour, tools & plants etc. complete.

Repair to window sill portion by cutting groove in brick masonry by 1.8mx.20x.075m and embedding a reinforcemnt mat with 10mmdia and 8mm dia rods and placing the concreting with c.c1:1.5:3 at sill level of windows with all materilas ,labourcharge ,barbending ,centering etc complete,shuttering as directed.

Providing and laying six courses water proofing treatment with bitumen felt over roofs consisting of first, third and fifth course of blown bitumen 85/25 or 90/15 conforming to IS : 702 applied hot @ 1.45, 1.20 and 1.45 Kg per square metre of area respectively, second and fourth courses of roofing felt type 3 grade I conforming to IS : 1322 (Hessian based self finished bitumen felt) sixth and final course of stone grit 6 mm and down size or pea sized gravel spread at 6 cubic decimeter per sqm including preparation of surface but , excluding grading, complete all materials, labour, tools & plants etc. complete.

Replacing the worn out fly proof net of door & windows with approved quality pvc fly proof netwith new beading and nails amd screws wherever required including cost of all materials ,labour ,tools and plants etc. complete as directed .

Painting previously painted exterior surface of Lighthouse tower of 15.00 m high with two coats of synthetic enamel paint of approved quality and colour (Asian/Berger), in bands after scrapping, cleaning including cost of boat swain chair, ropes, supply of all materials, labour, tools & plants etc. complete.

Painting previously painted interior surface of Lighthouse tower with two coats of emulsion of approved quality and colour (Asian/Berger) after cleaning the surface, sand papering including scaffolding, supply of all materials, labour, tools & plants etc. complete.

Painting previously cement painted exterior surface of building with two coats of exterior emulsion paint of approved quality and colour (Asian/Berger) after watering, scraping, cleaning with coir brush, finishing neatly, including providing scaffolding, supply of all materials, labour, tools & plants etc. complete.

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches and as directed including cost of labour, tools & plants,scafolding etc complete.

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface as directed including cost of all materials, labour, tools & plants etc complete.

Painting previously painted interior surface of walls with two coats of interior emulsion of approved quality and colour (Asian/Berger) after cleaning the surface, sand papering including scaffolding, supply of all materials, labour, tools & plants etc. complete.

Painting two coats of synthetic enamel paint of approved make and colour (Asian/Berger) to previously painted wooden door, window with guard bars . after removing rust, sand papering, applying metal/wood primer where ever required, including supply of all materials, labour, tools & plants,saffolding etc. complete.

Painting steel and metal surfaces with two coats of Epoxy paint of approved make and colour (Asian/Berger) after scraping, cleaning all rust, dirt, dust, applying Zinc chromite primer wherever directed including scaffolding, supply of all materials, labour, tools & plants, etc. complete.

Painting two coats of synthetic enamel paint of approved make and colour (Asian/Berger) to the floor of Tower inside on steps ,after scrapping,cleaning , including supply of all materials, labour, tools & plants,saffolding etc. complete.

Touch wood polishing to wooden furniture with approved brand polish two coats after cleaning old polish by sand papering, applying wax polish including supply of all materials, labour, tools & plants etc. complete.

Wooden single cot

Wooden table

Wooden chair with arm

Wooden Cup board

Dressing table

Wall mounted cupboard

Cleaning of septic tanks including cleaning the sewrage line , inspection chambers and replacing the C.C. covers over the tank after repairs if any and sealing the tanks with with cement mortar,removing earth etc complete as directed including cost of all materials, labour, tools & plants.

Constructing soak pit 1.20x1.20x1.20 m filled with brickbats including S.W. drain pipe 100 mm diameter and 1.20 m long complete as per standard design etc complete as directed including cost of all materials, labour, tools & plants.

Providing and fixing Lighthouse display board of size 1.8 x 1.20m, outer frame made out of 25mm G.E square allround frame work and 25mm GE square tubes intermediate section of 1.2mtr length 2nos, vertical legs of 50mm GI pipe - 3.00m total height,stay pipe of 25mm square g.e section of 1.5 mtr length on both legs with with aluminium sheet 16 gauge, and matter printed in trilingual on vinyl sheet of superior quality and to be pasted on board with suitable nut & bolts ,welding as per required and painting two coat of epoxy paint above a coat of epoxy primer , board to be fitted at suitable place with cement concrete as directed including cost of all materials, labour, tools & plants and transportation charges, scaffolding etc complete.

Providing and fixing name display boards 450mmx150mmmade up of PVC sheets fixed with vinyl cutting and fixed in appropriate place including supply of all materials, labour, tools & plants etc. complete

Providing and fixing Charge incumbent upon HLKs in Hindi & English display boards of 900mmx1200mm made up of PVC sheets fixed with vinyl cutting and fixed in appropriate place including supply of all materials, labour, tools & plants etc. complete

Supplying and fixing Visitors Notice board of size 1.50 x 1.00m, high Made out of angle Iron frame work and base to be made with Acrylic sheet or Aluminum sheet of 18 gauge over which matter to be fixed in Malayalam, Hindi and English with vinyl sticker letters, board to be fitted on ‘B’ class G.I.pipe 40mm dia and fixed in position with necessary concrete etc complete as directed including cost of all materials, labour, tools & plants.

Repair to lantern door hinges of tower with 120mmx100mmx8mm brass hinges with casting of hinges ,fixing in lantern door after removing old broken hinges with ail charges including supply of all materials, labour, tools & plants ,welding ,nut bolts charges etc. complete .

Filling red earth to the side of roads and pathway by with excavating, supplying and filling of local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. including supply of all materials, labour, tools & plants charges etc. complete .

Roofing with Coloured polycarbonate roofing sheet of approved quality, make, pattern, colour to the front portion of quarters including fabrication and fixing of structure with40x25x2mm GI tubular section, purlin with 25mm square GI pipe, approved quality as per as directed, cuttting, welding, grinding of structural members, laying roofing, fixing with self screw,gusset plate,anchor bolt,rivetting ,rubber bush in joints etc including painting the structure with two coats of synthetic enamel paint over a coat of metal primer and fabrication charge etc complete as directed including cost of all materials, labour, tools & plants.

Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth etc complete as directed including cost of all materials, labour, tools & plants.

Scrap value for item no 8 of the following accessories.- Deductions

Butt hinges 100x70x4 mm

Butt hinges 75x40x2.5 mm

150 mm hooks and eyes

Aldrop

200 mm Tower bolt

150mm Tower bolt

125mm Aluminium Handle

Ajayakumar.M.C

SIRAJUDHEEN P.P.