REPAIR TO RCC JALLI, GATES, PILLARS OF SECURITY WALL AND GATES AND OTHER CONNECTED ITEMS FOR ZONE-IV OF AGE B/R (WEST) UNDER GE (WEST) COLABA, MUMBAI

Demolition of brick work including all quoins, arches, pillars etc. but excluding ashlar facings built in cement mortar, complete all as specified and directed.

M&L for brick work with sub class 'B' bricks straight or curved on plan exc 6 mtr mean radius built in CM 1:6, complete all as specified and directed.

All as per item No. 2 mentioned in above but except bricks. (Serviceable bricks obtained from Item No. 1above to be reused.)

M&L Brick work with fly ash modular bricks, of size-600x200x200mm, straight or curved on plan exc 6m mean radius built in CM 1:6, complete all as specified and directed.

S&F for cast iron arrow, tee, bends and designs of varoius pattern as per requirement of site for gates, rails, braces, etc., complete, drilled for fixing of hooks and hinges or steel hanging door fittings also fastening, welding and fixing complete including dismantling/ taking down old existing, complete all as specified and directed.

M&L in repair for precast cement concrete louvers and jallies 40 mm thick, fixed over boundry walls using two Nos vertical members of size 100 x 90 x 800 mm height and one Nos member surmounted over vertical members of jalli (like ropes of the same materials) including all moulding, complete all as specified and directed.

S&F in repair RCC M-30 Grade approved Design Precast concrete post of size 150mm x 150mm x 2100 mm height, having two grooves of size 55 x 28 mm so as to receive 7 Nos of panels having size of 1500 mm x 300 mm x 50 mm thickness (1 Panel at bottom + 4 Design Panel bottom to top +1 Jafari type panel at top as approved by Engr-in Charge/GE). The post shall be reinforced with 4 Nos of 8 mm dia bars with 4 mm dia stirrups @ 150 mm C/C, panels shall be reinforced with 4 Nos of longitudinal bars of 6mm dia plain steel & 6mm plain MS stirrups @ 150 C/C all welded. The post shall be fixed to the ground by digging a hole of 300mm x 300mm x 600 mm and filled with PCC 1:3:6 after the post should be aligned in these holes, including removal of excavated earthwork outside MoD land. The post will be erected @1.615m C/C. Height of the pillar shall be 2700mm (600mm below the ground and 2100 mm above the GL) with any approved design by Engr-In-Charge, complete all as specified and directed.

Demolition of cement concrete in ground floor and paving not exc. 15cm thick (below or above ground level) and removed from site of work etc, complete all as specified and directed.

M&L for PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in foundation filling and mass concrete and like etc, complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 (using 12.5 mm graded stone aggregate) as in coping, bed conc and all other similar works including necessary formwork, complete all as specified and directed.