SPECIAL REPAIR/ REPLACEMENT OF OLD PIPE LINE IN ARC 58 GTC AND 11 WEU HAPPY VALLEY AND REPAIR/ REPLACEMENT OF RUSTED STREET LIGHT AND LT POLES AT SHILLONG CANTT AND HAPPY VALLEY UNDER GE SHILLONG

Amount

Excavation in trenches for laying of GI water tubing etc getting out in soft/loose soil not exceeding 1.5 m wide and not exceeding 1.5m deep complete all as directed by Engr in Charge.

M&L cutting of existing road/hard standing/footpath surfaces for laying of GI water tubing complete all as specified and as directed.

Returning, filling in trenches including spreading, leveling, watering and well ramming in layers not exceeding 25 Cm thick as in soft/loose/hard/dense soil complete all as directed by Engr in Charge.

Removing excavated materials to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as directed by Engr in Charge.

Taking up or down old serviceable/unserviceable GI pipe of 50 mm bore with any connection including cleaning for re fixing or removal from the side complete all as directed by Engr in Charge.

Taking up or down old serviceable/unserviceable GI pipe of 40 mm bore with any connection including cleaning for re fixing or removal from the side complete all as directed by Engr in Charge.

Taking up or down old serviceable/unserviceable GI pipe of 25 mm bore with any connection including cleaning for re fixing or removal from the side complete all as directed by Engr in Charge.

Taking up or down old serviceable/unserviceable GI pipe of 20 mm bore with any connection including cleaning for re fixing or removal from the side complete all as directed by Engr in Charge.

Supply and fixing in replacement GI tubing, 50 mm bore pipe medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed. Note - excavation will be measured and paid seperately under relevant item.

Supply and fixing in replacement GI tubing, 40 mm bore pipe medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed. Note - excavation will be measured and paid seperately under relevant item.

Supply and fixing in replacement GI tubing, 25 mm bore pipe medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed. Note - excavation will be measured and paid seperately under relevant item.

Supply and fixing in replacement GI tubing, 20 mm bore pipe medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed. Note - excavation will be measured and paid seperately under relevant item.

Supply and fix in replacement CI Sluice valve 80 mm bore with flanged ends as per IS-14846 PN-1.6 including stainless steel spindle and wheel , ISI marked with nut bolts and jointing material i.e. rubber gasket complete including taking down old unserviceable sluice valve complete all as specified and directed.

Supply and fix in replacement CI Sluice valve 100 mm bore with flanged ends as per IS-14846 PN-1.6 including stainless steel spindle and wheel , ISI marked with nut bolts and jointing material i.e. rubber gasket complete including taking down old unserviceable sluice valve complete all as specified and directed.

S&F Gun metal gate valve 50 mm bore dia of pipe class I (ISI) marked with iron wheel head, screwed both ends for iron pipe, suitable for following bore of pipe including taking down old existing unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

S&F Gun metal gate valve 40 mm bore dia of pipe class I (ISI) marked with iron wheel head, screwed both ends for iron pipe, suitable for following bore of pipe including taking down old existing unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

S&F Gun metal gate valve 25 mm bore dia of pipe class I (ISI) marked with iron wheel head, screwed both ends for iron pipe, suitable for following bore of pipe including taking down old existing unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

S&F Gun metal gate valve 20 mm bore dia of pipe class I (ISI) marked with iron wheel head, screwed both ends for iron pipe, suitable for following bore of pipe including taking down old existing unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

M&L for construction of block masonry valve pit 0.9 mtr x 0.9 mtr x 0.9 mtr complete with PCC1:3:6 type C1 solid block walling 20 cm thick set in cement mortar 1:4 over 100mm thick PCC 1:4:8 type D2 foundation 50 mm thick PCC 1:2:4 type B1 coping on the top of wall rendering 15 mm thick cement mortar 1:4 on inside and exposed external surface MS sheet cover angle iron frame and locking arrangement etc as mentioned in particular specification including dismantling old existing damaged valve pit and as directed by Engr-in-Charge.

M&L for construction of block masonry valve pit 0.6 mtr x0.6 mtr x0.9 mtr complete with PCC1:3:6 type C1 solid block walling 20 cm thick set in cement mortar 1:4 over 100mm thick PCC 1:4:8 type D2 foundation 50 mm thick PCC 1:2:4 type B1 coping on the top of wall rendering 15 mm thick cement mortar 1:4 on inside and exposed external surface MS sheet cover angle iron frame and locking arrangement etc as mentioned in particular specification including dismantling old existing damaged valve pit and as directed by Engr-in-Charge.

M & L for PCC 1:3:6 type C2 (40 mm grade stone grade aggregate) for making good disturbed surface of channels/pavements/foot paths/roads/foundation etc complete all as directed and specified

Excavation in trenches in hard / dense soil not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr wide and getting out including trimming of sides, for laying of cables & foundation of poles, stay assembly, complete all as directed.

Excavation in trenches in hard / dense soil exceeding 1.5 mtr in depth but not exceeding 3 mtr and getting out including trimming of sides, for foundation of poles, stay assembly, complete all as directed.

M&L for PCC (1:3:6) type C-1, using stone aggregate 20mm graded, as in coping pedestal of poles incl necessary form work where required and fair finish to the exposed surfaces, complete all as specified & directed.

M&L for PCC 1:2:4 type B1 using 20mm graded stone aggregate as in coping / plinth oh pole with necessary form work, finished even and smooth without extra cement, complete all as specified and directed.

M&L for PCC (1:4:8) type D-2, using stone aggregate 40mm graded, as in foundation for electric poles, stay assembly and making of cable duct incl necessary form work where required and fair finish to the exposed surfaces, complete all as specified & directed.

Taking down old unserviceable steel tubular/PCC pole by dimantling existing foundation including disconnecting incoming and outgoing cables, PVC pole box, GI bracket including clamps and LED serviceable fittings (kept in safe custody) for refixing complete all as specified and directed.

Fixing only LED street light fitting or any type of street light fitting of any capacity dismantled under item no above and fixing in new steel tubular poles including necessary connections complete all as specified and directed.

Supply and provide 3 core 2.5sqmm PVC copper cable multi standed drawn through inside octagonal pole from the bottom connector to fitting including providing necessary lugs complete all as specified and directed.

Supply & Fixing junction box in repair made of polycarbonate with IP 65 degree of protection , dust proof, water tight, light weight, acid resistant, corrosion proof inslated & shock proof, fire retardant, self extinguishing, halogen & silica free non-toxic material, UV resistant, with internally ebbedded gasket fitted with required connector/terminals for upto size 25 sqmm 4 core cable and with openable front including Glands and Street light connection incl taking down old unserviceable one

M & L for Steel tubular swaged poles complete with cast iron/MS base plate , finial taper plug , bolts , nuts & screws as specified type 410 SP-31 , 9 meter long complete all as specified & directed. Note: PCC anti climbing device, cross arms insulator, ACSR conductor and earth work measure and paid separately)

M S Umesh and Co (BID ID -3289731)

AMARDEEP KUMAR THAKUR (BID ID -3290113)

M/S DIL SINGH BISWA AND CO (BID ID -3290048)