Repair of Killa Katzu Gate ward no.1 Mc Taraori.

Amount

Manually removal of vegetation (climbing plants , creepers) from walls, columns , arches, floor etc in a skilled and careful causing any damage to the adjoining parts, including lift/lower upto 11 mtrs. and lead up to 50mtrs as directed by the engineer or architect in charge. The exposed surface will be coated with a paste made from ammonium sulphamate crystal or with ` Tree killer` available in market. in this conditions the root system may be left to absorb and die. Large sections of dead wood must not be left within the core. As they decay they will remove support and create voids and weaknesses in the wall. Pull off a well-established mat of vegetation must be resisted. Tamping, grouting, painting and resetting of brick/stones especially on wall top, must all be anticipated as remedial work

Technical/scientific excavation to be done manually by way of carefully digging inside the heritage structure. It also includes to avoid any damage to the heritage structure or structure underneath, without causing any vibrations and jerks to the superstructure. It also includes duly constructing centering, strutting and form work to avoid any untoward incident and getting out the excavated material manually head lead approx. 50 mtr away from site.

Demolishing lime concrete manually/by mechanical means and disposal of material within 50 meters lead as per direction of engineer in charge.

Taking out decayed and damage brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 meters lead as per direction of Engineer-in-charge. In lime mortar with old Mughal bricks

Reconsolidation of the facade via underpinning method: Traditional brick masonry in lakhori bricks in lime mortar in super structure up to floor V level in lime mortar 1:1:1 (1 lime : 1 surkhi: 1 coarse sand)

For Reconsolidation of Kangoors and celling: Traditional Brick work in Lakhori bricks in plain arches in super structure up to floor V level in lime mortar 1: 1: 1 (1 coarse sand: 1 surkhi).

For gate arch: Traditional Brick work in Lakhori bricks in gauged arches in lime mortar 1:1:1 (1 lime : 1 coarse sand: 1 surkhi).

Construction of tanks of different sizes for slaking of lime and making lime putty as per archaelogical specification: Brick Work with common burnt clay F.P.S (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 ( 1 cement : 4 coarse sand)

Provision for hiring ( for 6 6 months ) of special type of lime mortar mill ( pan type ) electrical/mechanical for thorough grinding and mixing of lime mortal and making lime putty as per site requirement including diesel and maintenance.

Providing and laying lime concrete with graded brick bats and 50% lime moter 1:1:1 (1 Slaked lime : 1 Surkhi : 1 Coarse sand) rammed and finished with gur and belgiri treatment excluding cost of centring and shuttering. (Thickness 100 mm).

40 mm thick fine dressed stone flooring over 20 mm ( average) thick base of lime mortar 1:1:1 ( 1 lime surkhi:1coarse sand) with joints finished flush.

Providing and fixing stone brackets ( as per matching with existing design colour and meterial ) 55x22.5x45 cm sunk and moulded including providing and fixing with 4 Nos gun metal cramp 25x6 mm 30 cm long and dowel bars 7.5 cm long 6 mm dia as per design.

Providing and fixing stone jali 40 mm thick throughtout in lime mortar of 1:1:1 (1 lime: 1 surkhi:1coarse sand), including pointing in lime mortar 1: 2 ( 1 Lime : 2 Stone dust) with an admixture of pigment, matching the stone shade, jali slab without any chamfared etc.

30-40mm lime plaster in two coats with 20mm base coat in lime mortar 1:1: ( 1 lime : 1 Surkhi : 1 Coarse Sand ) and top coat in lime mortar 1:1:1 ( 1 lime : 1 Surkhi : 1 Fine Sand).

Repairing ornamental plaster works to match with the existing design using lime plaster (1 lime : 1 putty:1Surkhi : 1 fine sand)

Providing erecting, maintaining and removing temporary Protective screens made out of specified out of specified fabric with all necessary fixing arrangement to ensure that it remains in position for the work duration as required by the Engineer-in-charge.

Providing and fixing double scaffolding system ( cup lock type) on the exterior side, up to seven storey height made with 40 mm dia M.S. Tube 1.5 m centre to centre horizontal and vertical tubes joining with cup and lock system with M.S tube M.S. Tube challies, M.S. clamps and M.S. staircase system in the scaffoldings for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it threafter. The scaffolding system shall be stiffende with brachings, runners, connection eith the building etc. wherever requrired for inspection of work at required locations with essential safety features for the workmen etc. completer as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note : To be used for maintenance work judicially necessary deduction for scaffolding in the esisting item to be done.

Applying breathable, non-reactive, antifungal and water repallant Silane/ Siloxane chemical as approved by Archaeological Survey of india/Engineeing -charge, of approved brand and manufacture, diluted wiht solvent mineral Turpentine oil in the ratio of 1:12 (One part of approved chemical :12 Part of Turpentine oil), on the existing sand stone masonry/plastered wall suface with two or more coats to give uniform application of chemical on the suface, all complete as per direction of Engineer-in-charge (The rate is inclusive of all meterials and labours invo

Conservation of fresco painting in monuments by cleaning of the painted surface from all type of stains, dust,dirt , greasy and oily accetions etc. With the help of suitable chemicals,removal of cracks, consolidation of flaking paint layer and plaster filling of the lacune in the plaster, treatment of salt effect and altered paint layer retouching of the lost portions and providing a preservative coating.

Providing and fixing horizontal chajja of stone average 400 mm thick ( as per existing design and material ) and upto 80 cm wide projection in lime mortal 1:1:1 ( 1 Slaked Lime 1: Coarse sand) including pointing in lime mortar 1:1:1 (1 Lime :1 Slaked lime 1: Coarse sand) with an admixture of pigment matching the stone shade.