SPECIAL REPAIR TO PERIMETER WALL AT AIR FORCE STN MISSAMARI

Demolition 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 directed.

Demolition of cement Concrete (unreinforced) ground floors and pavings n exc 15 cm thickness (below or above ground level) including removing debries of the premises complete all as specified and directed.

Excavation in trenches n.exc. 1.5 m width and n.exc. 1.5 m in depth for foundation, laying of UG cable, pipe etc in soft/loose soil & getting out, complete all as directed.

M&L plain cement concrete type B-2 (1:2:4) using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

M&L Boulder filling dry of size not less than 100mm handpacked tightly, as in wire crate apron bunds complete all as specified and directed. Note : Wire crate measured and paid separately

M&L plain cement concrete type B-2 (1:2:4) using 20 mm graded stone aggregate as in coping complete all as specified and directed.

S & F 4mm dia galvanised steel wire, 150 x 100mm mesh, made up into mattresses or cages, lapped, wired and laid in position, including closing after filling complete all as specified and directed.

S&F in repair Concertina coil 610mm dia, precoated with black anti-corrosive paint (weight 8Kg per coil expandable 6-8 mtr strech), short barb length 11+ 1mm thickness of tape 0.5mm, dia of spring core wire 2.6mm fixed on angle iron frames including securing or tying at crossing with and provision of galvanised mild steel wire, staples or steel pin etc complete all as directed.

Returning filling in, including spreading, levelling, watering & well ramming in layers not exc 25 cm, complete all as specified and directed.

Removing excavated material (soil) n exc 50 m & depositing where directed at a level n exc 1.5 m, complete all as directed.