REPAIR AND MAINTENANCE OF STONE MASONARY, BOULDER CRATING/ RETAINING WALL AT 24 SIKH TO 852 ASC AT COY UNDER GE TAWANG

Amount

Demolition of Brickwork or concrete block/stone boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

M&L for Walling of random rubble uncoursed,well bonded bedded and solidly hearted built in CM 1:6 including finishing the joints, flush as the work proceeds complete all as specified as directed.

M&L for Walling of random rubble uncoursed,well bonded bedded and solidly hearted built in CM 1:6 including finishing the joints, flush as the work proceeds but except stone complete all as specified as directed.

M&L for Plain cement concrete (1:3:6) type C-2, using 40mm graded crushed stone aggregate as in foundation, filling and mass concrete complete all as specified and directed.

M&L for PCC 1:3:6 type C1 20mm graded aggregate as in bond stone, bed plate, where guard & other similar work etc incl weatherings, slightly rounded or chamfered angles and throating and necessary form work complete all as specified and as directed.

M&L for 1:2:4 type B1 (20mm graded stone aggregate) as in cills, coping, steps, seismic and other similar bands, plinth courses, string courses , lacing courses, parapets and railings up to 60cm in height , copings, kneelers, apex stones, bed plates, kerbs including weathering , slightly rounded or chamfered angles and throating and necessary formwork complete all as specified and directed.

Raised pointing to random or polygonal rubble, uncoursed or brought course masonry in cement Mortar 1:4 complete all as specified and as directed.

S&F 75mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints, laid in trenches or in floors complete all as specified and directed.

Mechanically woven double twisted hexagonal shaped, zine coated steel wire mesh steel wire mesh for gabion retaining wall, made with 80mm x 100mm mesh size , 2.7mm dia mesh wire, 3.40 mm dia of edge/selvedge wire & 2.20 mm dia lacing wire and box size as per table -2 of IS 16014 and all accessories such as U-clamps, thimbles and laid in position including closing after filling and all as specified in drawing and conforming to in IS-16014-2012 complete all as specified and directed. Make:-Maccaferri Environmental Solutions Pvt Ltd/Gabion Technologies India Pvt. Ltd/ Goma Protect Pvt Ltd /A-1 Fence product Coy Pvt Ltd / Saudagar Mal Mamman Lal Pvt Ltd

Boulder filling (size of boulder exc 100mm & not exc 200mm) & dry hand packed tightly, as in wire crate Vertical Bunds with sloping face, complete all as specified and as directed. Note:- Wire crate shall be measured and paid separately.

Materials and Labour for Precast cement concrete (1:3:6) type C1 using 20 mm graded stone aggt block masonry with solid blocks, n.exc. 10 cm in width and setting in mortar(1:6) as in wall complete all as specified and directed.

M&L PCC 1:3:6 type C-1 (20mm graded agg) as in precast block masonry with solid blocks, exc 10cm in width and setting in cement mortar 1:6,complete

M&L for rendering 15 mm thick plaster on fair faces of brick/concrete surfaces in CM (1:6) on wall surface, finished even and smooth without using extra cement.

Demolition of cement concrete (un reinforced) of any description and in any position not otherwise specifically provided for.

Plain Cement Concrete (1:3:6) type C-1, using 20mm graded stone aggregate as in surface channel and drain complete all as specified and as directed.

Materials and labour for formwork to faces of walls, retaining walls, abutments, parapets and stair case railing and similar work including attached pilaster, buttresses etc; vertical or to batter, curved faced with rough finished surfaces of concrete complete all as specified and directed.

Materials and Labour for Extra for forming fair finishing to surfaces drain/channel 30 cm inner girth in cement concrete ,using extra cement incl forms, moulds etc complete all as specified and directed.

Demolition of concrete in ground floor and pavings nexc 15cm thickness including floor finishes like tiles if any of any description. (below or above ground level)

M&L 25 mm thick PCC (1:2:4) type B-1 (20mm graded aggregate) as in sub base finishing the surface even and rough to receive the topping layer.

M&L screed bed or bedding layer of mortar (1:4) 15 mm thick for laying floor finishers

M&L non-skid ceremic tiles 7 to 8 mm th (square/rectangular) area of each tile exc 0.11sqm but n.exc 0.18 sqm, in floor etc set and jointed in neat cement slurry and pointed in white or coloured cement to match.

M&L Prepolished coloured cement concrete chequered tiles premium qlty with glazed finished of size 300x300x25mm and jointed in neat cement slurry and pointed in colour cement to match the shade of the tiles as in paving/foot path etc as required complete as per manufacturer’s instructions and as directed.

M&L for 75 mm 1:3:6 type C2 ( using 40 mm graded stone aggregate) as plinth protection./paving/footpath.

M&L for broken stone or boulder hardcore of gauge n exe 63mm deposited, spread and levelled in layers n exe 15cm thick, watered and rammed to a true surface.

M&L for 100mm thick PCC type B-1, 1:2:4 (20mm graded aggregate) as in footpath, hardstanding, finishing cement concrete surface by making impressions of expanded metal whilst the concrete is green.

M/S K D CONSTRUCTION

M/S KESANG CONSTRUCTION

M/S KHANDU CONSTRUCTION

M/S L G BUILDERS

M/S RHEGON CONSTRUCTION

M/S RINCHIN DORJEE CONSTRUCTION

M/S TARAYANA BUILDERS