MAINTENANCE AND REPAIR TO WATER SUPPLY LINES AND ALLIED WORKS AT TECHNICAL AREA AT AFS BIDAR.

Amount

Taking up or down steel tubing 15mm dia/bore with fittings complete and all as specified and as directed Note : Excavation removal and RFR will be measured and paid separately under respective item.

All as per Item No 1 here in before but 20mm dia

All as per Item No 1 here in before but 25mm dia

All as per Item No 1 here in before but 50mm dia

All as per Item No 1 here in before but 80mm dia

All as per Item No 1 here in before but 100mm dia

Relaying the serviceable GI Pipe line 15mm dia/ bore in the existing trenches/ surface complete all as specified and as directed

All as per Item No 7 here in before but 20mm dia

All as per Item No 7 here in before but 25mm dia

All as per Item No 7 here in before but 50mm dia

All as per Item No 7 here in before but 80mm dia

All as per Item No 7 here in before but 100mm dia

Supply and laying GI Steel tubing medium grade 15mm dia/ bore along with fittings in trenches/ wall complete all as specified and directed

All as per Item No 13 here in before but 20mm dia

All as per Item No 13 here in before but 25mm dia

All as per Item No 13 here in before but 50mm dia

All as per Item No 13 here in before but 80mm dia

All as per Item No 13 here in before but 100mm dia

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for taking out/for laying under ground pipes etc and getting out in soft/loose soil complete all as specified and as directed.

Returning filling in including spreading, levelling, watering and well ramming in layers n-exc 25 cms in soil complete all as specified and as directed.

Removing excavated soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

Disconnection and removing the U/S gate valve 15mm dia/bore and S & F Gun metal globe or gate valve 15mm dia/bore with iron wheel head, screwed both ends for GI Pipe complete all as specified and directed.

All as per Item No 22 here in before but 20mm dia

All as per Item No 22 here in before but 25mm dia

All as per Item No 22 here in before but 50mm dia

Taking up Ductile iron water mains 100mm dia/bore (including all fittings), with spigot and socket ends and joints including disconnecting pipes and fittings complete. Note : Excavation removal and RFR will be measured and paid separately under respective item.

All as per Item No 26 here in before but 150mm dia

Relaying the serviceable DI Pipe line 100mm dia/ bore in the existing trenches/wall spigot and socket ends including jointing materials complete all as specified and as directed

All as per Item No 28 here in before but 150mm dia

Supply, fix, test and commissioning of Ductile iron pipes 100mm dia/bore with spigot and socket ends, centrifugally cast, class K-7, bearing ISI mark, in any length including jointing materials laid in trenches complete all as specified and directed Note : Excavation removal and RFR will be measured and paid separately under respective item.

All as per Item No 30 here in before but 150mm dia

Disconnection and removing the unserviceable Sluice Valve 80mm dia/bore and S & F Sluice Valve 80mm dia/bore PN 1.6, Non raising type, brass spindle with hand wheel head, screwed both ends for GI Pipe 80 mm dia/bore, including jointing material, complete all as specified and directed.

All as per Item No 32 here in before but 100mm dia

All as per Item No 32 here in before but 150mm dia

Disconnection and removing the unserviceable Air Release valve 50mm dia/bore and S & F Air Release valve double chamber of size 50mm dia/bore with all fittings, including jointing material complete all as specified and as directed.

Disconnection and removing the unserviceable/ broken Spindle Brass along with the check nuts & gate from the Sluice valve 80mm dia and M&L for New Spindle with Brass Check nuts including polishing, machining, threading & necessary lathe work complete all as specified and as directed

All as per Item No 36 here in before but 100mm dia

All as per Item No 36 here in before but 150mm dia

S & F DI specials such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch, "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs upto 150mm bore complete all as spfd and as directed.

Dismantling the existing u/s valve chamber alongwith unserviceable rusted MS sheet cover and M & L for pit masonary for valves constructed with inner dimensions of 1100 x 1100 x 900 mm suitable for sluice valves upto 150mm with PCC 1:4:8 type D2 for foundation laterite stone masonary wall in cm 1:6 and dressed to prper size, PCC 1:2:4 type B1 for coping rendering in CM 1:4, 15mm thick both side incl provision of MS sheet cover fabricated out of 3mm thick sheet with angle iron frame made out of 40mm x 40mm x 6mm and locking arrangement incl painting with two coats of synthetic enamel paint over a coat of red oxide primer, excavation and earth work complete all as specified and directed as required.

ramesh construction co

Mr Madhusudhan Kotarki