SPECIAL REPAIR FOR CONVERSION OF CHARPOY GI NEWAR TO CHARPOY GI PLY TOP UNDER GE BHOPAL

Amount

Modification of existing Charpoy GI (newar) as per FD-220 to charpoy GI ply top with necessary arrangement & fittings as follows including removal of newar and wooden blocks at bottom of legs complete all as specified and as directed.: - (i) Fixing two Nos stiffeners of 25 mm X 25 mm X 1.6 mm mild steel pipe conically slanting cut at the ends and flush welded to the top edge of long rail dividing length into three parts. (ii) Making 12 Nos of holes on the charpoy GI frame, 3 holes on each long rail, 2 holes on each short rail and one hole on each stiffener for tightening of plywood with nuts, bolts, washers etc. to GI frame. (iii) Fixing of mild steel plate 32 mm dia X 5 mm at bottom of legs using welding and fixing of 3 mm thick rubber sheet under mild steel plate using adhesive. (iv) Supply & fixing of 12 mm thick plywood, boiling water resistance (BWR) Grade, AA type as per IS 303: 1989 and IS 848: 2006 of size 1980 mm X 900 mm fixed to GI frame with nuts, bolts, washers etc. (v) Stiffeners shall be painted with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer.

Dismantling old broken/ unserviceable long rail and S & F 32 mm nominal dia galvanised mild steel tube, medium grade, ISI marked as per IS 1239 (Part-1): 2004 as new long rail for GI charpoy as per FD-220 including threading at both ends and provision of two check nuts of 6 mm thick suitable for 32 mm bore pipe complete all as specified and as directed. (Note: Each long rail shall be measured separately.)

Dismantling old broken/ unserviceable short rail and replacing the same by using the GI pipe obtained under dismantling of long rail by cutting into required size including threading at both ends for GI charpoy as per FD-220 complete all as specified and as directed. (Note: Each short rail shall be measured separately.)

Dismantling old broken/ unserviceable legs and replacing the same by using the GI pipe obtained under dismantling of short rail by cutting into required size including threading at one end for GI charpoy as per FD-220 complete all as specified and as directed. (Note: Each leg shall be measured separately.)

Dismantling old broken/ unserviceable 3 way elbow and provide 3 way elbow suitable for 32 mm bore pipe (weight not less than 415 gms) complete all as specified and as directed.