REPAIR / MAINTENANCE OF STONE MASONARY, BOULDER CRATING/RETAINING WALL AT 190 MTN BDE AREA, 725 I AD PL ASC, 190 MTN BDE SIGNAL COY AND STN HQ TAWANG AREA UNDER GE TAWANG

Amount

Demolition of cement concrete (un reinforced) in ground floors and paving n. exc. 15 cm thickness (below or above ground level), complete all as specified and directed.

Demolition of cement concrete (un reinforced) of any description and in any position not otherwise specifically provided for, complete all as specified and directed.

Materials and Labour for plain cement concrete (1:3:6) type C1 using 20 mm graded aggregate as in surface channels and drains complete all as specified and directed.

Formwork to faces of walls, retaining walls, abutments, parapets & staircase railing and similar work including attached pillasters, buttresses, etc.; vertical or to better Rough finished surfaces of concrete flat, complete all as specified and directed.

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

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

Materials and Labour for Walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in cement mortar 1:6, complete all as specified and directed.

M&L for Walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in CM 1:6, but except stone, complete all as specified and directed. Note:- Serviceable stone receicved from demolition shall be reused.

Materials and Labour for hand packing (any thickness) at back of walls over arches etc,and raising(or lowering) to the required level with broken stone/boulders, complete all as specified and directed.

Extra over stone walling for hammer dressing to face stones and dressing of face beds and joints, as specified, of random rubble walling, uncoursed or brought upto courses, dressing with maximum depression on face from edge held against the dressed surface not exceeding 40 mm, any type of stone, complete all as specified and directed.

Materials and Labour for precast plain cement concrete (1:3:6) type C1 20mm graded aggregate as in bond stone, bed plates complete all as specified and directed.

Materials and Labour for raised pointing to random or polygonal rubble,uncoursed or brought up to courses with using cement mortar 1:4, complete all as specified and directed.

Material & labour for plain cement concrete (1:2:4), type B1 (using 20mm graded stone aggregate ) as in coping , benching and similar works including weathering , slightly rounded or chamfered angles and throating, etc. including necessary formwork, complete all as specified and directed.

Supply and fixing PVC (SWR) pipes single socketed of pressure rating 6 Kgf/cm2 in any length of 75mm bore. (Make:- SUPREME/PRINCE/ORIPLAST)

Materials and Labour for cement concrete block masonry walls using solid blocks of plain cement concrete (1:3:6) Type C-1 using 20mm graded aggregate, exceeding 10cm in width and setting in cement mortar (1:6), complete all as specified and directed.

Materials and Labour for cement concrete block masonry walls using solid blocks of plain cement concrete (1:3:6) Type C-1 using 20mm graded aggregate, not exceeding 10cm in width and setting in cement mortar (1:4), complete all as specified and directed.

Materials and Labour for rendering 15mm thick plaster on fair faces of brick work or concrete surfaces with cement mortar (1:4), finished fair and even without using extra cement, complete all as specified and directed.

Materials and Labour for rendering 15mm thick plaster on fair faces of brick work or concrete surfaces with cement mortar (1:6), finished fair and even without using extra cement, complete all as specified and directed.

Materials and Labour for preparing newly plastered wall surfaces and applying two coats of colour wash over a coat of white wash, complete all as specified and directed.

Supply and fixing 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

Materials and Labour for Boulder filling dry, (size of boulder exc 100mm & not exc 200mm), hand packed tightly, as in wire crate apron 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 Plain cement concrete (1:4:8) type D-2, using 40 mm graded crushed stone aggregate as in foundation, filling and mass concrete complete all as specified and directed.

M/S ACE BUILDERS

M/S TARAYANA BUILDERS

M/S KHANDU CONSTRUCTION

M/S GLOBAL ROYAL CONSTRUCTION

M/S KESANG CONSTRUCTION

M/S L G BUILDERS

M/S RHEGON CONSTRUCTION