Repairing of Pipe line from quarry no 1 to coal stock no 1 , replacement of damaged rainguns near Ashoka weighbridge and extension of canvas hose pipe for the purposed of fire fighting of coal stock no 1 at pouni 2 expansion OCM under PSA.

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan),including dressing of sides and ramming of bottoms, lift upto 1.5 m,including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50mm (base metal of minimum 0.45mm thickness with total coating thickness of 0.05mm) 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 (5.5x 55 mm) 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.

Extra for providing and fixing wind ties of 40x 6 mm flat iron section.

Providing ISI marked G.I. Pipe of following class and dia excluding GST levied by GOI & GOM in all respect , inspection charges , transportation to storeetc. Complete as per IS -1239/ 2004 . Medium 80 mm ( 8.64 Kg/ M )

Lowering, laying and jointing G. I. pipe ans specials of following class and diameter including conveyance from store to siteof worksall labour etc complete either undergroundor in verticlepositionas directed by engineer incharge Medium 80 mm ( 8.64 Kg/ M )

Providing ISI marked G.I. Pipe of following class and dia excluding GST levied by GOI & GOM in all respect , inspection charges , transportation to storeetc. Complete as per IS -1239/ 2004 . Medium 50 mm ( 5.16 Kg/ M )

Lowering, laying and jointing G. I. pipe ans specials of following class and diameter including conveyance from store to siteof worksall labour etc complete either undergroundor in verticlepositionas directed by engineer incharge Medium 50 mm ( 5.16 Kg/ M )

Providing and supplying ISI mark CI D/F reflux valves (non-return valves ) of following dia including railway freight, inspection charges, unloading from railway wagon, loading into truck, transportation upto departmental stores, unloading, stacking excluding GST levied by GOI&GOM in all respect etc.complete. Reflux valves as per I.S.5312 Part (1984). With out by pass arrangement -PN-1 80 mm

Providing double flange sluice valve confirming for IS- 14846 including worn gear arrangements as per test pressure, stainless steel spindle, caps, including inspection charges, transportation upto departmental store, unloading, stacking excluding GST levied by GOI & GOM in all respect etc. complete. Without by pass arrangement-PN-1 80 mm

Lowering, laying and jointing in position following C.I.D/F Reflex valves, Butterfly valves and Sluice valves including cost of all labour jointing material, including nut bolts and giving satisfactory hydraulic testing etc. complete.(Rate for all class of valves.) 80 mm

Making connection of G.I. distribution branch with G.I main of following sizes by providing and fixing tee,including cutting and threading the pipe etc. complete: 50 to 80 mm nominal bore

Making connection of G.I. distribution branch with G.I main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete: 25 to 40 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 50 mm nominal bore

Supplying, erecting, testing and commissioning of automatic control panel for threee phase, 415 V, A.C. supply submersible/centrifugal pump set for 7.50 HP consisting of D.O.L. starter having relay range 9-14 A , S.P.P., combined ammeter/ voltmeter, phase indicating lamp enclosed in CRCA powder coated vibration proof enclosure with IP54 protection with single phasing , phase reversal phase imbalance etc.

Supplying, erecting, testing and commissioning of flat flexible 3 core 6 sq.mm PVC sheathed submersible type copper cable suitably clamped at fixed intervals with column pipe assembly complete.

Providing and fixing ISI mark 1.1/4" inlet connection with both full and part arrangement adjustable jet breaker to provide uniform raingun capable of delivered 1.03 lps to 5.18 lps with dia of coverage 16.2 -29 meter including all cost complete

Providing and Fixing 2.00 " canvas Hose pipe with Nozzel 2.00 " dia fitting with clamp to exist GI.Pipe line for fire fighting work complete.

Total impact of GST for the purpose of CTC

MOHAN PRASAD

Omprakash Yadav