REPAIRS TO SEWAGE LINES, DRAINS, CHEQUERED TILES, FOOT PATH, HARD STANDING, BOUNDARY WALL, COMPOUND WALL, BARBED WIRE, CHAIN LINK FENCING, CONCERTINA COIL, SECURITY WALL AT CGDHQ-10 AND 3U DET UNDER GE(I) CAMPBELL BAY

Amount

M & L for cleaning the chocked soakage of manholes af any size and depth and removing scum sludges to a distance exc 250m and n exc 500m and cleaning with fresh water by taking out carefully cover slabs and placing in position including setting the cover slab with CM (1:6) complete all as specified and as directed.

M & L for cleaning of blocked CI pipe line 100 mm bore, carefully in between manholes using split bamboo, cleaning rod, binding wire etc and flush with fresh water and disposed off the sludge complete all as specified and as directed.

Description all as per Item No 2.00 above but 150mm dia complete all as specified and as directed.

M & L for removing RCC cover slab of septic tanks of various capacities and taking out scum/sludge's including foul water and collect the same in closed container and depositing in earth pit of sufficient size and depth in any type of soil within the defence land where directed by Engineer-in-charge to a distance exceeding 500m and Not exceeding 1.5m, returning and filling in earth in excavated pit after complete disposal of scum/sludges chamber inlet and outlet pipe, MS rungs, septic tank cleaning with fresh water applying one coat of bituminous paint on steel surfaces such as MS rungs handle, inlet and outlet pipes etc, and filling tank with fresh water upto level as directed placing the RCC cover slab in position and set in CM 1:6 including cleaning the sewage line from last manholes to septic tank complete all as specified and as directed

M & L for removing of filter bed/ soakage well etc by removing the filter media into scum/sludges in foul position n.exc. 1.5 m deep and getting out complete all as specified and as directed.

Cleaning the blockage manually by rodding ,pumping and removing the deposited sludge/solid/liquid, materials outside MD land complete all as directed and specified.

(a) water closet any description including trap and CI pipe line upto first manhole

(b) Floor trap/ Nahani trap including gully trap

(C) pipe from gully trap upto first manhole

Dismantling of cast iron or reinforced concrete drainpipes, jointed in cementmortar and taking out of trenches/walls of 100mm dia if required all as specified and directed.

Dismantling of cast iron or reinforced concrete drainpipes, jointed in cementmortar and taking out of trenches/walls of 150mm dia if required all as specified and directed.

S & F Cast iron soil, waste and vent pipes in any length with or without ears, with cement joints, laid in trenches or in floors of 100mm dia all as specified and directed.

S & F Cast iron soil, waste and vent pipes in any length with or without ears, with cement joints, fixed with walls of 100mm dia all as specified and directed.

S & F Cast iron soil, waste and vent pipes in any length with or without ears, with cement joints, laid in trenchesor in floors of 150mm dia all as specified and directed.

S & F in repairs bends (any radius),diminishing pieces or tapers 100mm (larger bore measured) all as specified and directed.

S & F in repairs bends (any radius),diminishing pieces or tapers 150mm (larger bore measured) all as specified and directed.

M & L for concrete bed to drain pipes of 100mm dia in cement concrete 1:3:6 type D2 (using 40mm graded crushed stone aggregate) including packing under and hunching against the sides of pipes after they are laid and tested complete all as specified and directed.

M & L for concrete bed to drain pipes of 150mm dia in cement concrete 1:3:6 type D2 (using 40mm graded crushed stone aggregate) including packing under and hunching against the sides of pipes after they are laid and tested complete all as specified and directed.

Demolition of brickwork/ stone or boulder masonry built in cement mortar , all as specified and directed

M & L for precast cement concrete (1:3:6) type C-1 (using 20 mm graded stone aggregate) block masonry with solid blocks, exc 10 cm in width and set in CM (1:4) complete all as specified and directed.

Taking down cement plaster of any description on stone/brick walls etc including raking out joints hackinfg for key scrubbing down with water complete all as specified and directed

M & L for rendering 15mm thick cement plaster in cement mortar 1:6 on stone masonry surfaces other than fair face, finished even and fair wthout using extra cement complete all as specified and as directed

M & L for preparation of new surface of walls and applying two coat of cement base paint over a coat of chalk whiting primer complete all as specified and directed.

M & L for preparation of old surface of walls and applying two coat of cement base paint complete all as specified and directed.

M & L for reinforced cement concrete (nominal mix) (1:2:4) type B-1 (using 20mm graded stone aggregate) as in columns, pillars, piers, posts and struts complete all as specified and directed.

M & L for use and waste of timber as in formwork to sides of pillars, posts, struts, piers, columns and stanchion complete all as specified and directed.

M & L for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed

Description all as per Item No 24.00 above item but upto 8mm dia as in stirrups, spacers and binders etc ., complete all as specified and as directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided complete all as specified and directed.

S & F MS work as in fencing posts angle iron/Tee section, drilled and countersunk for balusters running bars, including embeding in concrete and securing etc, post and struts in fencing including cuting tops to shape as directed, drilled holes, notching for wire, etc, flat iron fillets, (for securing wire mesh etc,) holding or riveting etc, and similar work confirming to Fe-290 Gde E-165 complete all as specified and as directed.

M & L for applying two coats of synthetic enamelled paint over a coat of red oxide primer including preparation of new steel surfaces of any description not otherwise described over 10cm width or girth complete all as specified and as directed.

Dismantling fencing wire mesh of any type in any position complete all as specified and directed.

Supply only Chain MS Galvanised fencing of 10 gauge(3mm thick ) alongwith with 1mm PVC Cotting of 50x 50mm mesh size all as specified and directed.

Fixing only chain link fencing including line wire, any mesh size and type to any type of standards, rails, straining bolts etc including provision of binding wire complete all as specified and as directed.

S & F MS 10mm dia screwd bolt (machine made) hexagonal/square heads at one end and the others, for screwed or both ends, each screwed and ends to be fitted with washers and one hexagonal/square nut, not exceeding 10 cm long complete all as specified and as directed.

M & L for mild steel round bars of 10mm dia cut to length bent to shape if required as tie bars for fixing chain link fencing complete all as specified and directed

S & F galvanised stand steel barbed wire 2.24 mm dia barbed with 2mm dia barbes at 75 mm spacing and straining and fixing to any type of standard rails straining bolts including securing or tying at crossing with and provision of galvanised MS wire stapples or steel pins etc as directed (each line of wire to be measured seperately) complete all as specified and as directed.

S & F in repairs Galvanised iron punched tap concertina coil of 450mm dia having barb thickness not less than 0.5mm ,barb length not less than 18mm, width of barb 15mm with a centre to centre spacing of barb s noty more than 33mm with a core dia 2.5mm barb fixed using fins and wires to the angle oron post and well secured etc complete all as specified and directed

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for such as cover slab of manholes and septic tank, etc, reinforcement cut as required to facilite demolition complete all as specified and directed

Material and labour for pre-cast reinforced cement concrete 1:3:6 type C-1 (using 20mm graded crushed stone aggregate) as in cover slab for manholes in any position and set in cement mortar (1:4) including necessary form work complete all as specified and as directed. (Note : Reinforcement shall be measured and paid seperately.)

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically complete all as specified and as directed.

M & L for providing 100mm thick PCC (1:3:6) type C-2 (using 40mm graded stone aggregate) as in sub base, floor and pavings complete all as specified and as directed.

M & L for PCC (1:4:8) type D-2 (using 40mm graded stone aggregate) as in foundation, filling and mass concrete all as specified and as directed.

M & L for chequered cement concrete tiles of size 300mm x 300mm x 25mm thick with grey cement and no pigment, set jointed and pointed in neat cement slurry colour to match in floors, laid over and including 20mm thick screed bed or bedding layer in CM (1:6) for laying floor finish all as specified and as directed.

M & L for providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design & pattern as in footparth, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand; all as specified and as directed.

M & L for cement concrete (1:3:6) type B-1 (using 20 mm graded stone aggregate) cast in situ in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses, facing courses, parapets and railings upto 60cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs, foundation, supports, anchor blocks and the likes including weathering, slightly rounded or chamfered angles and throating complete all as specified and as directed

M & L for hardcore of guage n.exc 63mm, deposited, spread and levelled in layers n.exc 15cm thick watered and rolled/rammed to a true surface all as specified and as directed.

Govinda Swamy Construction (BID ID -3192969)

T.M.RAMANATHAN AND SONS (BID ID -3192935)

MAHESWARI CONSTRUCTIONS (BID ID -3194659)

SSP ENGINEERING (BID ID -3193974)

GSR ENTERPRISES (BID ID -3193951)

Kakolil Trade Agencies (BID ID -3193884)