REPAIRS TO SEWAGE LINES, MANHOLES AN SEPTIC TANK INCLUDING MECHANISED CLEANING AND MISC ALLIED WORKS TO THE BLDGS IN DC-II, DC-III, DC-IV, OMQ AND BLDGS AT AF STATION UNDER AGE B/R II OF GE AVADI

Amount

Excavation in trenches not exc 1.5 m wide and not exc 1.5 m depth for foundation etc., for shafts, wells, cesspits, manholes, pier holes, sewage pipe line etc., not exc 10sqm on plan and n exc 1.5m in depth and getting ot in hard/ dense soil complete all as specified and as directed.

M & L for 100mm Reinforced concrete pipes, class NP2, laid and jointed complete with collars all as specified & as directed.

All as per Item No. 02 above, but for 150mm dia pipe

All as per Item No. 02 above, but for 200mm dia pipe

M & L for PCC 1:3:6 type C2 using 40mm graded stone aggregate for concrete bed to drain pipe including packing under and haunching against the sides of pipes laid and tested for 100mm dia pipes, all as directed.

All as per Item No. 05 above, but for 150mm dia pipe

All as per Item No. 05 above, but for 200mm dia pipe.

Returning, filling in, including spreading, leveling, watering and well raming in layers, not exc 25cm thick all as specified.

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

Cleaning of manholes of any description and size not exceeding 1 sqm on plan upto and 1m depth including lifting up and removing sludge, accumulated solid sludge and other foreign materials by using vehicle mounted with compressor and sucker tank with covered container and wash down with water for smooth functioing of sewage line complete all as specified and as directed . Note : sludge obtained from cleaning shall be removed to out of MD land and burried into the ground.

Cleaning of manholes of any description and size not exceedig 1.5 sqm on plan and depth 1m to 2m including lifting up and removing sludge, accumulated solid sludge and other foreign materials by using vehicle mounted with compressor and sucker tank with covered container and wash down with water for smooth functioing of sewage line complete all as specified and as directed . Note : sludge obtained from cleaning shall be removed to out of MD land and burried into the ground.

Cleaning of manholes of any description and size not excluding 3 sqm on plan and depth 2m to 3m including lifting up and removing sludge, accumulated solid sludge and other foreign materials by using vehicle mounted with compressor and sucker tank with covered container and wash down with water for smooth functioing of sewage line complete all as specified and as directed . Note : sludge obtained from cleaning shall be removed to out of MD land and burried into the ground.

Removing blockage from WC by using rubber cup 125mm dia with wooden handle and clearing the blockage upto manhole with cleaing rod including removal of all materials from gully trap of WC and depositing of complete all as specified and directed.

Removing blockage from Kitchen & bathroom/WHB by using rubber cup 125mm dia with wooden handle and clearing the blockage upto manhole with cleaing rod including removal of all materials from floor trap/Nahani trap and depositing of complete all as specified and directed.

Cleaning blocked sewage pipe lines 100mm bore pipe and removing the blockage by means of rodding with and including bamboo splits /flexible iron wire from gully trap to 1st manhole, rendering the system clear and fushing the delogged line with sufficient qty of water and removing sludge /waste material etc., to outside MD land and burried into ground complete all as specified and directed.

Cleaning of sewage pipe line 150mm dia and removing blockage between MH to MH after removing the MH cover, rodding/bamboo splits/flexible iron wires and rendering teh system clear for flow by jetting the delogged line with sufficient qty of water including refixing of MH cover after cleaning the lines/MH and the sludge/waste material etc., to be removed outside the MD land and burried into the ground complete all as specified and directed.

Cleaning of sewage pipe line 200mm dia and removing blockage between MH to MH after removing the MH cover, rodding/bamboo splits/flexible iron wires and rendering teh system clear for flow by jetting the delogged line with sufficient qty of water including refixing of MH cover after cleaning the lines/MH and the sludge/waste material etc., to be removed outside the MD land and burried into the ground complete all as specified and directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fitting and accessories)

S & F PVC (SWR) pipes 75mm dia single socketed, in any length with rubber ring joints, fixed to walls and all as directed.

All as per Item No. 19 above but for 110mm dia

S & F 75mm dia PVC (SWR) bends any radius.

All as per Item No 21 above, but 110mm dia

S & F PVC (SWR) branch piece 110mm dia, single (single Y) equal or unequal.

Demolition of RCC broken cover slabs in manholes in any position and removing the debris off complete all as specified. Note:- Reinforcement cut as required to facilitate demolition.

M & L for pre cast cover slab in RCC 1:2:4, type B1, using 20mm graded stone aggregate for manhole, set in cement mortar 1:6 including necessary form work complete all as specified. Note : Reinforcement steel will be measured and paid separately.

M & L for TMT bars 8mm dia cut to length, bent to shape required including hooking ends and binding with mild steel wire not less than 0.9mm dia as in reinforcement complete all as specified.

M & L for TMT bars 10mm dia and over cut to length bent to shape as required including cranking, bending, binding with mild steel wire annealed not less than 0.9mm dia as in reinforcement complete all as specified.

Demolition of brick work built in cement mortar including all quoins, arches, pillars etc. complete all as specified.

M & L for brick work with fly ash bricks, old size bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:4 complete all as specified.

M & L for providing PCC 1:3:6, type C1 using 20mm graded stone aggregate as in coping including weathering, slightly rounded or chamfered angles and throating including formwork complete all as specified.

M & L for providing PCC 1:3:6, type C2 using 40mm graded stone aggregate as in surface channel complete all as specified.

M & L for rendering 15mm thick in cement mortar 1:6 on fair faces of brick concrete surfaces and finished fair and even complete all as specified.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided and removing the debris off all as specified.

M&L for PCC 1:5:10 type E-2, 100 mm thick as in sub base to receive floor finishes etc complete all as specified.

M & L for 75 mm thick PCC 1:3:6 type C2 using 40mm graded stone aggregate as in plinth protection and finished even and smooth without using extra cement all as specified.

M&L chequerred tiles 30cm x30cm x25mm thick set and jointed and pointed in neat in floors over 20mm thick screed bed in CM 1:4 bedded and jointed in gray cement slurry with pigment

Dismantling of stone slabs and tiles of any description or thickness in floors, aprons etc laid dry all as specified.

M & L for machine pressed precast concrete interlocking paver block of any shape and size with grey cement & pigment confirming to IS 15658-2006 of 60mm thickness, M-35 Grade complete all as specified & as directed.

M & L for 50mm thick sand filling under interlocking paver block complete all as specified and as directed.

S&F in repairs 3.8mm dia PVC coated steel wire, chain link of size 50 x 50mm mesh, PVC coated [colour will be decided by GE] made into , laped, wired laid in position all as specified and as directed.

S&F in repairs Galvanised ,2 strand,steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacing and including re-straining, re-securing including making good staples etc; straining and fixing to any type of standerd rails staining bolts ,including securing or tying at crossings with and provission of galvanised mild steel wire ,stapples or steel pins ,etc complete all as specified and as directed(each line to be measured)

SWIFTTECH ENGINEERS INDIA PVT LIMITED

KR ENTERPRISES