SABARIMALA DEVASWOM AUGMENTATION OF ARAVANA FACILITY SUPPLY INSTALLATION COMMISSIONING OF HIGH EFFICIENCY STEAM BOILERS INTEGRATED PIPING SYSTEMS CHIMNEY SYSTEM AND ASSOCIATED UTILITIES ETC RETENDER

Amount

SUPPLY AND INSTALLATION OF BOILERS Fabrication, erection, testing and commissioning of THERMAX make REVOMAX PLUS fully automatic steam boiler for generating 850kg/hr steam at 10.54kg/cm2 pressure efficiency 88%+2%, boiler being HSD fired, coil type, vertical, non IBR type steam boiler with closely wound helical membrane coil fabricated out of high temperature resistant ERW tubes, with double jacketed air casing with aluminum radiator, shell and tube type Economizer, Optimiser, pre-wired control panel, transparent water filter, Suntec fuel pump, Petercem make sequence controller, spring loaded safety valve, with all electrical switch gear, complete with motors and switches and all safety devices.

Supply, erection and fabrication of steam line, Fuel line. Water line, condensate etc ( Non IBR) with MS ‘C’ class pipe including the charges for cutting, welding and grinding etc. 80 NB

Do… do...65 NB

Do… do...50 NB

Do… do...40 NB

Do… do...25 NB

Do… do...20 NB

Do… do...15 NB

Fabrication and erection of IBR steam line from each boiler to the PRS using IBR Sch:40 pipe including all necessary fittings like bends, flanges, nut, bolt, High Quality Gaskets and Barrel Nipple etc. The rates are including the charges for cutting, welding and grinding etc. 50 NB

Do..do..40 NB

Fabrication and erection of 750mm dia Chimney (Self Supported) made of 6 mm MS sheet having a height of 12.5 mtrs including chimney hood, section flanges, base plate , support etc. All complete with two coats of heat resistant aluminium paint.

Supply, fabrication and erection of main flue gas ducting up to the chimney, Inter connecting duct from individual boilers to the main duct etc made of 3mm/4mm MS sheet having varying dimesions with necessary flanges, bends all with 2 coats of heat resistant aluminum painting.

Fabrication and erection of 2000 ltr Water service tank made of 5mm MS sheet including all required fittings like airvent, overflow, drainpoint, inlet and outlet connections, manhole with cover, level guage, including welding and cutting consumables. All complete with one coat of metal primer and one coat of enamel paint.

Fabrication and erection of 990 ltr Diesel service tank made of 3mm MS sheet including all required fittings like airvent, overflow, drainpoint, inlet and outlet connections, manhole with cover, level guage, including welding and cutting consumables. All complete with one coat of metal primer and one coat of enamel paint.

Installation of Steam Separator with necessary flanges, gaskets, bends including all cutting and welding charges etc.

Supply fabrication and erection of steam trap assemly compresing of 15 NB T D trap ,ball valves,flanges, 15 NB MS C class Pipes, nipples and nut bolt etc

Supply,fabrication, and erection of auxilary line using 25 NB MS C class pipe, bends, flanges, barrel nipples nut bolt and, necessary gaskets etc.

Supply,fabrication, and erection of safety valve out let line using 40 NB MS C class pipe,bends,flanges,barrel nipples nut bolt and, necessary gaskets etc.

Supply,fabrication, and erection of economiser drain line using 15 NB MS C class pipe,bends,flanges,barrel nipples nut bolt and, necessary gaskets etc.

Supply,fabrication, and erection of blowdown line using 20 NB MS C class pipe,bends,flanges,barrel nipples nut bolt and, necessary gaskets etc.

Supply,fabrication, and erection of economiser air vent using 25 NB, 40NB ,50NB,and 65NB MS C class pipe,bends,flanges,barrel nipples nut bolt and, necessary gaskets etc.

Supply, fabrication and erection of structural supports for diesel tanks, water tank, steam line, water line economizer vent and steam separator etc. using MS I section, MS channel, MS angle etc

Supply and fixing of IBR steam pressure reducing valves with necessary valves strainers,flange, nut, bolt, washer, high quality gaskets including cutting and welding consumables etc. 50 NB PRV IBR

Do..do..50 NB Moisture separator

Do…do...50 NB Steam Globe Valve F/E IBR

Do..do...50 NB Y Strainer IBR

Do..do..65 NB Globe valve

Do…do….40 NB Globe valve

Do…do…40 NB Safety valve

Pressure guage 0-25 kg/cm2 100mm dial, bottom conections with siphon & fittings

Pressure guage 0-10 kg/cm2 100mm dial, bottom conections with siphon & fittings

Supply and fixing of valves, and fittings for water line steam line condensate line,fuel line etc 50 NB Steam ball Valve with SS Ball &Stem and Forged Carbon Steel Body PTFE seat S/E

Do…do..40 NB Steam ball Valve with SS Ball &Stem and Forged Carbon Steel Body PTFE seat S/E

Do…do..25 NB Steam ball Valve with SS Ball &Stem and Forged Carbon Steel Body PTFE seat S/E

Do…do..20 NB Steam ball Valve with SS Ball &Stem and Forged Carbon Steel Body PTFE seat S/E

Do…do..15 NB Steam ball Valve with SS Ball &Stem and Forged Carbon Steel Body PTFE seat S/E

Do…do..20 NB Float trap

Do…do..20 NB Non return valve

Do…do..80 NB SS ball valve

Do…do..80 NB CI ‘Y’ strainer

Do…do..50 NB SS ball valve

Do…do..50 NB CI ‘Y’ strainer

Do…do..40 NB SS ball valve

Do…do..40 NB CI Y strainer

Do…do..25 NB SS ball valve

Do…do..15 NB GM NRV

Do…do..3/8 x 40 Metallic braided hose with end fittings

Do…do..1/2 x20 Metallic braided hose with end fittings

Do…do..Pressure guage 0-20 kg/cm2/ 4" dial, bottom coneections with siphon & fittings

Do…do..20 N B steam safety valve 0 - 3.5 Kg/cm2

Supply and installation of boiler feed water treatment system comprising of the following DUAL MEDIA FILTER , SOFTENER , and Feed water pump- Technical specicifcations as follows " Water softner : Flow rate : 4.6 to 5.4 m3/hr Inlet/outlet size : 40 MM Dimensions : 412mm dia x1600 mm ht. Resin qty : 200 Ltrs. Type of valve : MPV, side mounted Max working pr.: : 3.5 kg/cm2 Max raw water hardness : 100 ppm Brine tank : 100 ltrs. Pressure guage 0-7 kg/cm2 : 1 no.

Dual media filter Vessel MOC : FRP Flow rate : 5.6 m3/hr Inlet/outlet size : 1.5” Dimensions : 775mm dia x2070mm ht. filter media : Anthracite, Fine sand, Quartx sand and pebbles Type of valve : MPV, Side mounted Max working pressure: 3.5 kg/cm2 Pressure guage 0-7 kg/cm2 : 1 no

Feed water pump flow rate : 6000 LPH Head : 35 Mtr inlet/ outlet : 40/50mm

Supply and fixing of automatic level control system for HSD tank inside the boiler room . The scope of work includes Providing magnetic type float switch, solinoid valve , isolation valve etc with control panel

Insulation of steam pipelines using mineral wool covered with chicken mesh and cladded with aluminum sheet of suitable thickness for a total insulation thickness of 75 mm.

Insulation of steam pipelines using mineral wool covered with chicken mesh and cladded with aluminum sheet of suitable thickness for a total insulation thickness of 75mm. Note: Measurements of above shall be taken over the finished surface of covering on all fittings as mentioned in 9 of IS 7413-1981 and billed for accordingly. Valves and flanges shall be charged extra at 2 times and 1.5 times running meter rate respectively. Bend shall be measured from outer radius and will be charged twice of running meter rate of pipe size and will be extra.

Dismantling and shifting the existing condensate tank for constructing the new boiler room- The work includes dismantling the pipes, pump tank etc, shifting to the new location and providing condensate / drain line with pump

Labour charges for dismantling steam pipe line condensate line valves trap flanges and insulation etc

Charges for dismantling and re arranging dish type aravana preparation dish pan inside the existing aravana plant .

Aravana pumping pipe line to the new cooling vessels with Cooling jacket Design, supply fabrication and erection of aravana pumping pipe line from the cooling vessels inside Thanthri mess to existing cooling vessels using suitable grade SS pipe and fittings. SS sch: 40 pipe 65 NB

SS sch:40 long bend 65 NB

SS ASA class 150 flanges 65 NB With SS bolts/nuts, gasket etc.

SS ball valve 65 NB F/E

Providing necessary hanging support using thread rod, anchor fastner, slotted channel etc

providing supports for pipe line and valves using C channel, MS angle etc

Design , supply fabrication and installation of cooling jacket ( pipe- in pipe method) for existing/ proposed aravana transfer pumping pipe line from preperation vassels to Aravana cooling vessels using 100 NB MS 'B' class pipe . The scope of work includes providing water inlet/ outlet nozzles in each section, providing dummy in each section using ms plate, Cutting and re welding the SS pipes for inserting cooling pipe , painting using HR aluminium paint , Providing water inlet to each section and taking outlet from each section using PVC 40mm/ 32 mm pipe with control valves from each section.