Tourism And Cultural Affairs Department Tender

Dismantling stone masonry in lime or cement mortar including stacking the materials as directed with all leads, lifts etc

Crack Stitching 8mm Helibar Providing and fixing of Helifix Hi-fin reinforcement Helibars of 8mm dia, single bar in one slot, MOC Austenitic stainless steel, ASTM 304, having cross section area of 10.5sqmm, pitch 38/40, with ultimate tensile strength not less than 1370 N/sqmm, shear strength 7.2kN, along with Helibond Grout, a special cernentitious grout with low expansion, non gassing and injectable with exceptional non shrink thixotropic properties having compressive strength at 28 days of not less than 45 N/sqmm. Including chasing of slot in mortar bed upto a depth of 40mm for HeliBars, cleaning the dust and debris from the slot. making damp with water to achieve good bonding of HeliBar with HeliBond grout in the groove of brick/stone masonry ensuring that it remains tight at the joint after curing, including all tools, tackles and equipments using specified machines, excluding Staging & Scaffolding, at various places where there is crack in brick/ stone/ block masonry as directed by structural engineer in charge/ Helifix.

Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer-in-charge. Note:- (1) The elevational area of the scaffolding shall be measured for payment purpose. (2) The payment will be made once only for execution of all items for such works.

Numbering the monument elements in proper order before lowering down with approved colour and shade as directed by Engineer in-charge, including ladder, scaffolding etc. complete.

Lowering down carefully existing stone masonry of the monument manually in proper order including shifting the stone elements up to a distance of 50 meter beyond the monument area and stacking them as directed by Engineer in-charge, removing building rubbish and cleaning the site etc. complete.

Providing soling using 80 mm size trap metal in 15 cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete.

Providing Brick Masonry First Class in superstructure of first quality bricks of size 9″ x 4½″ x 2½″ in lime mortar 1:1½, as per detailed specifications and drawings or as directed including the bricks to be of uniform size, moulded on tables, thoroughly well burnt and sound, ringing clearly when stuck with trowel, the bricks to be soaked in water for 12 hours before used, the bricks are to be laid flush in mortar in such bond as directed, as far as possible, bricks of uniform colour are to be selected for the face work when it is not to be plastered, the joints are not to exceed 9.5 mm. (⅜″), no bats or half brick to be used in the work, racking out joints where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing/Re-setting Un-coursed Rubble Masonry of reuse-stones in lime mortar 1:1½, in superstructure as per detailed specifications and drawings or as directed including the stones shall be carefully laid so as to break joints, no joint shall exceed 12.5 mm. (½″) in thickness, every stone shall be set flush in mortar, the face stone shall be for greater size, and good beds, one through stone shall be inserted at least every 0.80 sq. mete (1 square yard), the joints shall be racked out carefully at least 25 mm. (1″) where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing Un-coursed Rubble Masonry of trap / granite stones in lime mortar 1:1½, in superstructure as per detailed specifications and drawings or as directed including the stones to be set in the work as received from the quarry, after merely knocking off weak corners and edges with the masons hammer, the stones shall be carefully laid so as to break joints, no joint shall exceed 12.5mm. (½″) in thickness, every stone shall be set flush in mortar, the face stone shall be for greater size, and good beds, one through stone shall be inserted at least every 0.80 sq. mete (1 square yard), the joints shall be racked out carefully at least 25 mm. (1″) where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing/Re-setting Ashlar Rough-tooled of reuse-stones in lime mortar 1:1½ in superstructure as per detailed specifications and drawings or as directed including the stones be of approved quality, colour, hard and free from defect of any kind, the faces exposed to the view shall have fine dressed chisel draft, 25 mm. (1'') wide all around the edges and rough tooled between the drafts, and on all beds or joints, which shall not exceed 6mm. (1/4''), the stones shall be set in mortar, the stone shall be laid in regular course not less than 30cm. (12'') in height averaging 4½ c. ft., the face stone shall be laid header and strecher alternately, preparing the lime mortar in lime miller, scaffolding, watering and all masonary work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing Ashlar Rough-tooled Masonry of trap / granite stones in lime mortar 1:1½ with size of stone 0.45m x 0.3m x 0.23m. in superstructure as per detailed specifications and drawings or as including the stones be of approved quality, colour, hard and free from defect of any kind, the faces exposed to view shall have fine dressed chisel draft, 25 mm. (1″) wide all around the edges and rough tooled between the drafts, and on all beds or joints, which shall not exceed 6 mm. (¼″), the stones shall be set in mortar, the stone shall be laid in regular course not less than 30 cm. (12″) in height averaging 4½ c. ft., the face stone shall be laid header and stretcher alternately, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing and laying cast in situ 1:2:4 Lime Concrete of trap/ granite/ quartzite/ gneiss metal for foundation and bedding as per detailed specifications and drawings or as directed including bailing out water, centring, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required with fine aggregate, preparing the lime mortar in lime miller and then mixing with coursed aggregate in drum mixer as per specifications including bailing out water, watering etc. complete.

Raking out joints in lime or cement mortar & preparing the surface for pointing or replastering including disposal of rubbish to the dumping ground within 50 metres lead.

Providing Lime Pointing to stone work in lime mortar 1:1 in superstructure, as per detailed specifications and drawings or as directed including all face or visible work shall be pointed, unless otherwise specified and shall be done while the mortar is fresh, the mortar shall consists of lime and fine sand shall not be ground fine but sand should be finer, the joints of the pointed work shall be neatly defined by the pointing, the lines shall be regular and uniform in breadth and the joints shall be raised or flat as may directed, preparing the lime mortar with 640 gram pulp of wood apple (Belfruit) per cubic metre of lime mortar as a bonding material, scaffolding, watering and all work when handed over to be perfectly clean and free from all mortar stains etc. complete

Providing Ashlar Rough-tooled Stone Steps of trap / granite stones in lime mortar 1:1½ with size of stone (0.45x0.3x0.2)m. as per detailed specifications and drawings or as directed including the stones be of approved quality, colour, hard and free from defect of any kind, the stones shall be of exact size and shape, the shall be rough-tooled on exposed surface, holes for balusters should be cut in the steps before they are laid, each stone shall rest at least 3.8 cm. (1½″) on that below it, the beds or joints being in no case more than 3 mm. (⅛″), preparing the lime mortar in lime miller, watering and all steps work when handed over to be perfectly clean and free from all mortar stains etc. complete.

Providing and applying antifungal wash treatment using 3% solution of sodium pentachlorophenate, of reputed brand and manufacturer, on cleaned stone surface at desired locations as per direction of Engineer-in-charge (The rate is inclusive of all materials & labours involved except scaffolding).

Providing and laying cast in situ 1:1:4 Lime Concrete of broken brick metal for coping or waterproofing as per detailed specifications and drawings or as directed including centring, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required, with fine aggregate, preparing the lime mortar in lime miller and then mixing with coursed aggregate or surkhi in drum mixer, the concrete must be bitten for two days with pouring water as per specifications, scaffolding, watering and all concrete work when handed over to be perfectly clean and free from all mortar stains, etc. complete.

Providing and fixing Stone Paving, Second Sort in lime mortar 1:1½, with size of stone (0.45x0.3x0.15)m. for Plinth Flooring, as per detailed specifications and drawings or as directed including all stone slabs to of approved quality, hard, even, sound, durable and uniform thickness, the stones to be not finely chisel-dressed on the surface and the course to be of prescribed width, true for top 25 mm. (1″), the joints running true, the stones to be laid with joints not exceeding 8 mm. (5/16″) thick and to be evenly and firmly bedded flush in mortar on the concrete and no hollow left, side to be dressed true and as per shape at least half the depth from the face, preparing the lime mortar in lime miller, watering and all paving work when handed over to be perfectly clean and free from all mortar stains etc. complete. (Stone size 0.45x0.30m with thickness 0.15m)