Minor Civil and Electric Works (Conservation of Ancient Monuments) Special Repair to damaged MS fencing grill of the boundary wall, at the Tomb of Azimunnisa Begum, daughter of MurshidKuli Khan at Azimnagar, Murshidabad, 2023-24

Amount

Execution of work under following items

Dismantling steel work (existing damaged MS grill) manually/ by mechanical means in built up sections without dismembering and stacking within 50 meters lead as per direction of Engineer-in-charge.

Demolishing damaged brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.

Brick work with 1st class bricks in lime and surki mortar (1:2) (1 lime putty/paste: 2 surki) lime to be slaked at site and the mortar to be prepared with such lime putty and first class surki made from kiln burnt bricks having its fineness modulus between 2 and 2.5 and which passes through B.S. sieve No 8 with corresponds to I.S sieve No 200 with considerable grinding and pugging it complete after removing the old damaged brick.

Provision for coping the top of brick wall with 75mm average thick lime concrete (2:2:7) (2 lime putty / paste : 2 surki : 7 brick khoa ) laid as per existing shape, thoroughly beaten and cured including top finishing, complete as per direction.

Repair the existing damaged MS Grills , welding the broken joints of grills, tempering and hampering the bend grill to give proper shape, also refitting the loose grill etc. including Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Centering and shuttering including strutting, propping etc. and removal of form for :Small lintels not exceeding 1.5 m clear span, molding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like.

Stripping off worn out plaster and raking out joints of walls, ceilings etc. up to any height and in any floor including removing rubbish within a lead of 75m as directed.

20mm thick Plaster with lime and surki mortar including rounding off or chamfering corners as directed and raking out joints (Ground floor).

Applying decorative cement based paint of approved quality after preparing the surface including scraping the same thoroughly [plastered or concrete surface ] as per manufacturer’s specification two coats (2 side).

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface; if necessary. On steel or other metal surface two coats.

Provision for lime processing/mortar preparation unit made by bamboo frame & covering ploy tarpaulin (10"x10") with 3 nos. masonry chambers (7'x4', 4' x3' - 2 nos.) by brick masonry plastering cheqqured cement tiles platforms with water connection from 200 m distance from main source for conservation.

Supplying and fixing Pole mounted Swinging MS Dustbin at site with all complete viz. painting the surface etc. as per direction of Site -in- Charge.

Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge.

Provision for providing MS Strip underneath the main entrance of the door after replacing the damaged, rusted and decayed existing MS strip.

Provision for Documentation viz. photo documentation, drawing documentation, photo album etc. complete.

KHAIRUL ALAM

ASHIS BISWAS