DEPOSIT NCC Construction of Air strip at Manjumala Peerumedu taluk-Runway light fittings,Generator and light fitting for safe landing Ist Stage Providing Lightning Protection and Installation of D G set -General Electrical Work

Amount

DG and Lightening protection

OD102027/2022-2023:Providing and fixing of 1 meter air terminal with accessories: Providing and fixing Air terminals as per IEC -62305 part-3 ,10 mm dia aluminium rod : Quick mounting of the air-termination rod in the base using plug technology. With Vario quick connector 249. Meets the technical specification according to DIN EN 50164-2 (VDE 0815 part 202). Meets the requirement of VDE0185/305(IEC 62305) Make: OBO Bettermann or Equivalent

OD102028/2022-2023:Providing and fixing of 8mm solid aluminium round conductor with suitable conductor holder: For concrete building Meets the technical specification according to DIN EN 50164-2 (VDE 0815 part 202). Meets the requirement of VDE0185/305(IEC 62305) RD 8/ALU: semi-hard (E-AlMgSiO5 corresponds to DIN 48801) With 50 sq.mm cross sectional area. Polyamide Conductor holder: With M8 female thread or diameter 7mm, M8 Screw to connect the conductor holder. Weather and temperature resistant from -35 to +90 degree Celsius tested. Conductor holder @ 1 meter distance. Make: OBO Bettermann or Equivalent Vertical run- Down conductor

OD102029/2022-2023:"Providing and fixing of 8mm solid aluminum round conductor & conductor holder for sheet roof / polycarbonate Sheet application: Meets the technical specification according to DIN EN 50164-2 (VDE 0815 part 202). Meets the requirement of VDE0185/305(IEC 62305) RD 8/ALU: semi-hard (E-AlMgSiO5 corresponds to DIN 48801) With 50 sq.mm cross sectional area. Polycarbonate Sheet application Polyamide Conductor holder with Bottom section & Conductor holder made of stainless steel (V2A) With M8 female thread or diameter 7mm, M8 Screw to connect the conductor holder. Weather and temperature resistant from -35 to +90 degree Celsius tested. Conductor holder @ 1 meter distance Bonding Base: With threaded stem M8. For Mounting conductor supports with M8 female thread. For bonding to concrete, steel or brickwork. Make: OBO Bettermann or Equivalent"

OD102030/2022-2023:Lightning counter - To count number of lightning strike & it can record the date and time of the lightning incident also tested according to VDE 0185-561-6 (IEC 62561-6). Usable both inside and outside due to its protection class of IP65. Direct mounting on the conductor or the PE conductor of the surge protection device. Long lifespan of the internal lithium batteries with LCD display. OBO Type No. LSC I+II ( 5091 72 2 )

OD102031/2022-2023:Providing and fixing of cross connector/T connector: to route vertical down conductor /mesh formation made of stainless steel/hot dipped galvanised iron with necessary screws etc as required. It should meets the requirements of VDE 0185-305-3 (IEC/ EN 62305-3). And should be tested for minimum Lightning current carrying capacity - H/100 kA. Installed with 4 hexagonal bolts M8*25 with M8 hexagonal nuts. Make: OBO Bettermann or Equivalent

OD102032/2022-2023:Providing and fixing of expansion piece with connector: For equalising temperature related length changes. Necessary on conductors length over 20 meters. Made of round conductor Rd 8-Alu. Connector: For T cross and parallel connectors. Quick installation using hexagonal bolt M10X30 high-grade stainless steel. It should be tested for minimum Lightning current carrying capacity - H/100 kA. Conforms to the requirements according to DIN VDE 0185-305 (IEC 62305) Make: OBO Bettermann or Equivalent

OD102033/2022-2023:Providing and fixing of Test Joint (Folding Clamp, Plate thickness to 5 mm) made of Stainless steel(V2A), grade 304. For conductor routing transverse and longitudinal to plate. Conforms to the requirements according to DIN VDE 0185-305 (IEC 62305). It should be tested for minimum Lightning current carrying capacity - N/50 kA. Suitable to connect 8mm round conductor and max by 30x3 mm GI strip as specified in drawing and directed by Engineer. Make: OBO Bettermann or Equivalent

OD102034/2022-2023:"Providing and laying Galvanized Steel Flat 30X3 mm thick with Cross connector , conductor holder & corrosion protection tape etc with below specification , from earth electrode directly in ground as required. Hot Dip GI strip, corrosion resistant. Cross sectional area of 90mm square According to DIN EN 50164-2 (VDE 0185 part 202) Meets the requirement of VDE0185/305(IEC 62305) Zinc coating: 500 g/m square (70 micron coating) Should be tested and use exclusively for lightning protection earthing system and ring equipotential bonding. Make: OBO Bettermann or Equivalent Cross connector for Flat: Meets the requirements of VDE 0185-305-3 (IEC/ EN 62305-3). It should be tested for minimum Lightning current carrying capacity - H/100 kA. Suitable for 30mm Galvanized steel strip. Installed with 4 nos of hexagonal plate. Make: OBO Bettermann or Equivalent conductor holder suitable for FL 30 with round pin. Made of hot dipped galvanized iron with crossbar and 2 hexagonal bolts (VA). Make: OBO Bettermann or Equivalent Plastic Corrosion Protection strip: Approx 1.1 mm thick. Width 50mm. Made of petrolatum- coated chemical fibre fabric. Make: OBO Bettermann or Equivalent PVC trapezoidal 1.5m long ducts including the fastening clamps. Make: OBO Bettermann or Equivalent

OD102035/2022-2023:Providing maintenance free Earthing system comprises of molecularly bonded copper of 99.9% purity on low carbon steel of 3m length , having a diameter of 14.2 mm with copper coating thickness of 250 microns with fault current withstand capability of 13 KA rms value for 1 second and I peak of 31 KA. Universal Clamp (14 25 RTC) made of SS 304 for clamping. Earth enhancing compound is used for improving the soil conductivity. The material shall be mineral inert to sub soil and shall not pollute the environment and non corrosive to earth rod. The material should have a resistivity less than 0.2 Ωm. It should be free from hazardous substances The mineral compound is required to have 25 kg/pit of the total composite. Polypropylene & Polyethylene (UFE)Earth electrode inspection chamber with heavy duty cover should be used to cover the Earth Rod. The dimension shall be 250mmx 250mmx 250mm with a weight bearing capacity of 50KN. Make: OBO Bettermann or Equivalent

OD103215/2022-2023:Supply and installation of ABC type fire extinguisher of 5 Kg. Capacity with stored pressure type complete with installation brackets with ISI mark IS:15638 Make: SAFETY FIRST/SAFEX/BHARAT

OD103216/2022-2023:Supply and installation of Mechanical Foam fire Extinguisher 9 ltr capacity pressurized by Nitrogen Gas fitted with brass valve, plastic syphone tube and discharge hose with Nozzle and Pressure Gauge to indicate pressure inside as per IS 15638 with ISI mark. Make: SAFETY FIRST/SAFEX/BHARAT

OD103217/2022-2023:Supply and installation, testing and commissioning of CO2 type fire extinguisher with 4.5kg. Capacity complete with installation brackets with ISI mark IS:15638 Make: SAFEX/BHARAT/KANEX

OD103218/2022-2023:Supply and installation CO2 FIRE EXTINGUISHER (TROLLEY MOUNTED - AIR CRAFT AREA) 22.5 Kgs Capacity, made from brand new seamless steel cylinder, as per IS: 7285 and CCE approval, fitted with Discharge hose and horn and Wheel type valve with initial Charge as per IS: 15683-2006 specification, bearing ISI Mark Make: SAFEX/BHARAT/KANEX

1.21.1:Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.20 mm

90.14.5:Supply and fabrication conveyance and installation of angle iron frame work for wall mounting panel board

1.24.3:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.15/16 amp switch

1.24.5:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.6 pin 15/16 amp socket outlet

1.27.2:Supplying and fixing following size/ modules, GI box alongwith modular base & cover plate for modular switches in recess etc as required.3 Module (100mmX75mm)

90.12.7.28:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.3.5 core 35 sq mm with factory made clamp

90.12.5.2:Supply & laying of one number PVC insulated and PVC sheathed armoured aluminium power cable of 1.1KV grade of the following sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required.2 core 6 sq mm

90.12.5.28:Supply & laying of one number PVC insulated and PVC sheathed armoured aluminium power cable of 1.1KV grade of the following sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required.3.5 core 35 sq mm

90.12.7.2:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.2 core 6 sq mm with factory made clamp

90.12.9.4:Supplying, laying and jointing of the following sizes of double wall corrugated (DWC) pipes made out of HDPE conforming to IS 14930 Part II for mechanical protection to underground power cables with all required accessories in ground in the existing trench77/63 mm or nearest size

9.1.21:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 35 sq. mm (32mm)

90.16.1.2:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required2.65 mm copper conductor (12 SWG)

90.16.1.4:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required4.00 mm copper conductor ( 8 SWG)

90.16.5.4:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.4.00 mm (8 SWG)

90.16.5.2:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.2.65 mm (12 SWG)

5.4:Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

90.16.2.1:Supply and laying of the following sizes of B class GI pipe laid 0.6 m below ground level including excavating trench of suitable size and refilling etc, as required.15.mm dia. G.I pipe ( medium class)

OD104243/2022-2023:Supply ,installation, testing and commissioning of the following size Air Circulator Wall mounting HEAVY DUTY fan in Existing wiring ,fixing necessary bolt and nuts , making good the damgesa etc. as required including giving connections with required length of 24/0.20mm PVC insulated and PVC sheasthed 3 core round copper conductor flex wire conforming to relevent ISS. 30 Inch / 750 mm Size 230V ,1440 RPM ,400m3/min air delivery 250W 50Hz AC single phase supply MAKE Almonard OR Equivalent

OD104430/2022-2023:Supply and providing 25x6mm brass nut and bolt etc. as required.

OD104431/2022-2023:Supply and providing Extension of Exhaust pipe up to the roof top with 80mm MS pipe with bends, flanges etc. including painting etc with standard accessories as per the direction of department staff at site (fire approved rate)

OD104432/2022-2023:Supply of HSD for full load testing of DG set including conveying and loading

OD104433/2022-2023:Charges for preparation of electrical/fire/DG drawing per A3 sheet first copy.

OD104434/2022-2023:Copying charges of Electrical/fire/ DG Drawing per A3 sheet additional copies

OD104435/2022-2023:12x3mm brass bolt with hexagonal/square head, nut and washer

14.6:Excavation of the cable trenches in hard rock not exceeding 1.5 metres in width, and lift upto 1.5 metres, including getting out the excavated soil and disposal of excavated soil as directed within a lead of 50 metres.

14.7:Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

14.11:Providing brick work (in width 225 mm or more) with F.P.S. bricks of class designation 7.5 in cement mortar 1:4 (1 cement : 4 coarse sand) at all levels.

14.12:Providing 15mm thick cement plaster of mix 1:4(1 cement: 4 fine sand) at all levels

4.1.4:Supplying and installing following size of perforated pre-painted M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.300 mm width X 50 mm depth X 1.6 mm thickness

4.2.4:Supplying and installing following size of perforated pre-painted M.S. cable trays bends with perforation not more than 17.5%,, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.300 mm width X 50 mm depth X 1.6 mm thickness

OD107347/2022-2023:Supply Installing testing and commissioning of Three Phase Class B+C/ Type 1+2 Surge Protection Device For VDB / DB /UPS panel with following specifications. This panel should include pluggable type surge arrester in suitable enclosure Class B+C/ Type 1+2 as per IEC 61643 -11 for lightning current equipotential bonding to VDE 0185-305 (IEC 62305).Modular connectable arrestor with dynamic cut-off unit and visual status display for each cartridge. It should be included Locking mechanism with vibration protection and voltage keying for safe operation of the device. And the remote signalling can be acheived by inbuilt potential-free changeover contact in FS version. Nominal voltage -230V 50Hz, type single MOV with built in thermal fuse and cooling gel(L to N) & spark gap encapsulated / non exhausting (N to E) . Total Lightning Impulse Current - 37.5 kA (10/350µ sec) for Line to Neutral & 50 kA(10/350µ sec) for Neutral to Earth, Total Nominal discharge current- 90 kA (8/20µ sec) for Line to Neutral & 50 kA(8/20µ sec) for Neutral to Earth, Total Max discharge current - 200 kA (8/20µ sec). Voltage protection level 1400V (L to N) & 1500V (N to E). Operating temp -40º to +80ºC. Response time <25 nano sec (L to N), < 100 nano sec (N to E) DIN rail mounting type etc complete with back up fuse as required and as directed. Including 16sq mm copper cable for connection. The product should be tested and aproved by any one of the following external testing institute(UL, KEMA, OVE, VDE)

OD107348/2022-2023:Supply Installing testing and commissioning of Single Phase Class B+C/ Type 1+2 Surge Protection Device For VDB / DB /UPS panel with following specifications This panel should include pluggable type surge arrester in suitable enclosure Class B+C/ Type 1+2 as per IEC 61643 -11 for lightning current equipotential bonding to VDE 0185-305 (IEC 62305). Modular connectable arrestor with dynamic cut-off unit and visual status display for each cartridge. It should be included Locking mechanism with vibration protection and voltage keying for safe operation of the device. And the remote signalling can be acheived by inbuilt potential-free changeover contact in FS version. Nominal voltage -230V 50Hz, type single MOV with built in thermal fuse and cooling gel(L to N) & spark gap encapsulated / non exhausting (N to E) . Lightning Impulse Current - 12.5 kA (10/350µ sec) for Line to Neutral & 50 kA(10/350µ sec) for Neutral to Earth, Nominal discharge current- 30 kA (8/20µ sec) for Line to Neutral & 50 kA(8/20µ sec) for Neutral to Earth, Total Max discharge current - 100 kA (8/20µ sec). Voltage protection level 1400V (L to N) & 1500V (N to E). Operating temp -40º to +80ºC. Response time <25 nano sec (L to N), < 100 nano sec (N to E) DIN rail mounting type etc complete with back up fuse as required and as directed. 16 Sqmm copper cable are used for connection The product should be tested and aproved by any one of the following external testing institute(UL, KEMA, OVE, VDE)

OD107356/2022-2023:Supply installing testing and commissioning of Three Phase Class B / Type 1 tested Surge Protection Devices for Main Panel as following specification . This panel should include pluggable type surge arrester in suitable enclosure Class B / Type 1 as per IEC 61643 -11 for lightning current equipotential bonding to VDE 0185-305 (IEC 62305). The device with visual status LED indication and inbuilt common remote indication for defective arresters 3 nos of encapsulated, non-extinguishing spark gap to connect between Line and Neutral and one number arrester encapsulated, non-extinguishing spark gap type to connect between Neutral and Earth of following ratings including base element & pluggable arresters. Nominal voltage -230V 50Hz, Total Lightning Impulse Current - 150 kA (10/350µ sec) for Line to Neutral & 125 kA(10/350µ sec) for Neutral to Earth, Total Nominal discharge current- 150 kA (8/20µ sec) for Line to Neutral & 125 kA(8/20µ sec) for Neutral to Earth, Voltage protection level 1700V (L to N) & 1500V (N to E). Operating temp -40º to +85ºC. Response time < 100 nano sec with Short-circuit resistance should be 10 kA. DIN rail mounting type etc. complete with back up fuse as required and as directed. 16 Sqmm Copper cable included for connection. The product should be tested and approved by any one of the following external testing institute(UL, KEMA, OVE, VDE)

OD42684/2023-2024:Supply Installation testing and commissioning of Wall Mounting type Storage water heater ,25 liter capacity ,2 KW 230V single phase AC supply , Racold CDR DLX geyser 25Litres Vertical 5 star water heater or Equivalent make as required.

90.14.1.2:Fabrication, supply, conveyance, installation testing and commissioning of floor or wall mounting, dust and vermin proof, cubicle type MV panel board comprising of the following components/ devices & complying to IS 8623. Fabrication of fully partitioned, dust and vermin proof enclosure for panel assembly as per form 4 of IS 8623 (with latest amendments) using CRCA sheet as per approved design and requirement, with front and rear access facility, bus bar chambers, hinged doors for all switch gear compartments, earthing the doors using 4 sq mm braided copper conductor, providing necessary cut-outs for mounting meters, relays, indication lamps, bus bar interconnection etc, detachable covers for bus bar chamber and cable alley, powder coating the assembly after subjecting to 7 tank process etc as required. CRCA sheet alone be used for the fabrication. Angles/ flats/ slotted angles etc shall not be used for the fabrication of panel assembly. The measurments will be taken the area of the complete sheets used for panel board including partitions, folding, shrouding etc.Supply and fabrication of MV panel board using 1.6mm CRCA sheet, powder coated (excluding base frame)

90.14.2.4:Supply and providing 5mm SMC sheet as shrouding for bus interconnection / terminations etc. including required nut & bolt etc.

90.14.3.1:Supply and providing heavy duty 'A' section neoprene gasket in the panel boardA' section neoprene beeding suitable for 1.60/ 2.00 mm sheet

14.8:Providing and laying in position cement concrete 1 :3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required.

OD230898/2022-2023:Supply, conveyance, Installation, testing & commissioning of 40 KVA Diesel Generator set with integral acoustic enclosure as per CPCB norms with srandared acessories as per technical details given below. 1. Engine : a) Make of Engine -Mahindra/ Kirloskar/Cummins/Leyland b) Type of Engine - Diesel Engine c) No. of Cylinders - As per manufactures standards. d) Method of Cooling - Water cooled with radiator. e) Design - Suitable for generating set operation 2.Standard accessories with Diesel Engine a) Fly wheel to suit flexible coupling b) Close Coupling c) Air cleaner d) Radiator with fan provided with fan guard. e) Fuel Pump f) Fuel filter g) Lubricating oil filter h) Exhaust silencer i) Exhaust Muffler j) Battery Charger/Generator 3. Engine Instrument Panel with the following items a) Starting switch with key or button b) Lubricating oil pressure gauge. c) Water temperature gauge. d) RPM Indicator with hour meter e) Battery charging Ammeter 4. Safety Controls for Engine a) Trip for low lubricating oil pressure b) Trip for high water temperature. 6. Brushless Alternator a) Make - Kirloskar/KEL/Crompton/Stanmford/LS b) Type - Self exited and self regulated. c) Capacity - 40 KVA/32 K W @ 0.8PF d) System of Voltage - 3 phase, 415 V, e) Frequency - 50 Hz f) Insulation - Class F/H The Alternator should confirm to IS 4722. Operation and service manual, spares and tools shall be provided. 7. Fuel Tank Suitable size built in type integrated with the acoustic enclosure Fuel connection shall be done as per standards 8. Battery Suitable size built in type integrated battery with leads and terminals of appropriate AH capacity as per Manufactures requirement. Automatic Battery charger Solid state phase indication lamp for supply ON/OFF with HRC protection. standard control panel as per kerala Electrical Inspectorate requirements, with 50A 4 pole MCB and accessaries such as Multi function metre and separate Energy metre etc.Complete.

OD38536/2023-2024:SITC of AMF panel suitable for 40 KVA DG Set with following accessories suitable for obtaining electrical Inspectorate approval. 1)1 No.of Gen set Controller having Alternator parameters like Voltage, Frequency, Amps, KW, KVAR, PF etc. 2) 3 Nos. of Current Transformers 3)1 No. KWH meter – 3phase, 4 wire unbalanced 4) 1 set Aluminium busbars of suitable capacity 5) 2 Nos. Indicating lamps – “set running” and “set on load” 6) 1 No. MCB 7) 3 Nos. Instrument Fuses. 8) 2 Nos. Earthing studs Control panel suitable for 415V, 3 Phase, 4 Wire, 50Hz 0.8PF, fabricated out of 16 SWG, CRCA MS Sheets, Wall/Floor Mounting Indoor type, front hinged, cubicle type, undrilled and removable bottom gland plates for incoming and outgoing connections, dust & vermin proof with Powder Coated Paint, complete with internal wiring ferrules, name plates etc., generally consists of followings. 1) 63A, 4Pole Powe Contactor with Mechanical Interlock L&T 1 Set, 2) 63A, 3P MCCB back up for EB SCHNEIDER/L&T/Eqv 1 No, 3) 63A, 3P MCCB back up for DG SCHNEIDER/L&T/Eqv 1 No, 4) Digital VAF meter with CT's ELMEASURE/Eqv 1 No, 5) Current transformer AMP/KALPA 1 No, 6) Control MCB 1P 6A C&S/Eqv 2 No, 7) Control Fuse - Fuse Blown LED Indication Type SALZER/Eq 1 No, 8) 220V AC LED Indicating Lamps RASS 4 No, 9) Electronic On delay timers SELEC/Eqv 2 No, 10) 230V AC Aux. contactor C&S/L&T/Eqv 2 No, 11) Control TB Connectwell/Eqv 2 No, 12) Power TB ACDC 3 No suitable for obtaining electrical Inspectorate approval

Civil work for Basement of DG

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

10.16.1:Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes

10.19:Providing and fixing mild steel round holding down bolts with nuts and washer plates complete.

12.50:Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

12.51.1:Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05%) total coated thickness, zinc coating 120 grams per sqm as per IS:mm(+0.05%) total coated thickness, Zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/self tapping screws complete:Ridges plain (500-600 mm)

13.41.1:Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade:New work ( Two or more coats) over and including priming coat with water thinnable cement primer

50.10.2:Steel work for purlin/single section with G I pipes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

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