SPECIAL REPAIRS TO SECURITY WALL/PERIMETER WALL OF 25 WEU UNDER GE (EAST) LUCKNOW

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

M&L for brick work with Sub class 'B' bricks straight or curved on plan exc 6m mean radius in CM 1:4 all as specified.

Dismantling wrought iron or mild steel work of any description not otherwise provided

S&F for mild steel work in posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc., flat iron fillets (for securing wire mesh etc,) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165

M&L for preparation of new or previously un-treated steel surfaces over 10 cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Demolition of plain cement concrete of any description and in any position not otherwise specifically provided for in this Schedule complete, all as specified.

M&L for PCC type B0 1:2:4 (using 12.5mm graded aggregate) as in fixing of angle

S&F in Repair of Galvanised, medium zinc coating 135-150 GSM as per IS-278-2003, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured) Note : In every 1 to 3 mtr original manufacturer logo printed barbed wire and material test certificate and authentication should be provided by manufacturing company

S&F in Repair Galvanised, punch tap heavy grade concertinal coil as per following specification (i) Coil Dia 600 mm (ii) Type of strip - Heavy galvanised (IS-277-2018) (iii) Type of core wire - Heavy galvanized (IS-4454) (iv) Core wire dia- 2.50 mm (v) Zinc coating to strip - Min 120 GSM/Sqmm (vi) Zinc coating on wire - Min 240 GSM/Sqmm (IS-4826) (vii) Tensile strength of wire - 1400 -1500 N/Sqmm (viii) Weight of wire - not less than 8.5 Kg (ix) Number of loops - 50 (x) Blade length -20- 22 mm (xi) Barb profile - Medium blade (MBBT) (xii) Distance between barbs : 30-35 mm (xiii) Stretchable length : 6 Mtr (xiv) Type of clip : Hardened galvanized steel (xv) Blade thicknes- 0.50 mm Note :Material test certificate and authentication should be provided by manufacturing company

M&L to plaster by using readymix mixture of thickness 12 mm to 15 mm and with white cement based polymer modified self curing mortar, including taking down cement or cement lime plaster, raking out joints wall surface & disposal of rubbish complete as per the direction of Engineer-in-Charge.