Improvement of rain water harvesting system and drain for all BRD areas at AF Stn Tughlakabad

Amount

Dismantling wrought iron or MS work of any description and in any position complete all as specified and directed.

Demolition of 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 specified and directed.

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified and directed.

Demolition of cement concrete of any description and in any position complete all as specified and directed.

S&F framed work as in doors or gates of angles or other section with gusset plates rails brace's etc complete, drilled for fixing of steel sheeting or other covering door, etc to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings with steel sheeting or other covering, running rails and guides and hanging, also fastening and fixing complete all as specified & directed.

S&F butt hinges medium weight, cold rolled mild steel 100mm complete all as specified & directed.

S&F mild steel sliding door bolts, plate type stove enameled black with bright bolt not less than 12mm dia with and including a minimum of 6 bolts nuts, four on bolt plate and two on staple plate 375mm long complete all as specified & directed.

M&L for two coats of synthetic enamel paint to steel surface over one coat of red oxide primer including necessary preparation of surface of any description over 10cm in width or girth complete all as specified & directed.

S&F welded steel wire fabric not exc 4 Kgs / Sqm complete all as specified & directed.

M&L for Brick work with sub class 'B' Bricks straight or curved on plan exe 6 mtr mean radius built in CM 1:6 complete.

M&L for 15mm thick rendering in cm (1:4) on fair faces of brick or concrete surfaces finished even and smooth complete without using extra cement all as specified & directed.

M&L for PCC (1:2:4) type B1 as in coping, bed block for holdfast etc. including necessary form work complete all as specified & directed.

M&L for two coats of cement based paint over a coat of white wash on new surfaces of walls including preparation of surfaces complete.

M&L for three coats of white wash on newly plastered surfaces of wall surface including preparation surfaces complete all as specified & directed.

M&L in replacement for pre cast perforated RCC drain cover with frame (rectangular or square) the area of each cover should not be more than 0.5 Sqm and thickness of 60mm each with holes manufactured with M-30 grade of concrete by Vibro Compaction process using accurately designed molds and as suitable reinforced to enable the covers to take load as specified i.e. 20 MT for Heavy duty (when tested as per IS-12592). Make: Terra firma/KK Manual Pvt Ltd

M&L for stone hard core of gauge n.exc 63mm deposited, spread and levelled in layers n. exc 15cm thick, watered and rammed to a true surface all as specified and as directed.

M & L for 75 mm thick PCC 1:4:8 type D2 (using 40mm graded stone aggregate) as in sub base including use and waste of form work all as specified and as directed.

M & L for 150mm thick PCC 1:2:4 type B2 (using 40mm graded stone aggregate) as in paving, road cutting and footh path including use and waste of form work and finished surfaces of concrete even and smooth without using extra cement and spike rolling to surfaces or making impression of expanded metal whilst the concrete is in green position all as specified and as directed.

M&L for 450mm bore Reinforced concrete hume pipes, class NP2, laid and jointed complete with collars including Concrete bed to drain pipes including packing under, & completely surrounding pipes with concrete after they are laid and tested; in cement concrete 1:4:8 complete all as specified.

M&L for washing the bore with compressed air (Pressure not less than 250 PSI & 400 Cubic feet/min capacity) to improve porosity and taking out all the sedimentation silt, deposited at a distance exc 50m complete all as specified and directed by Engr - in - charge.

Excavation of soil / mud from the rain water harvesting pits / drain and getting out from any depth of any type of soil and removal and spreading of excavated material from the site within the MOD land where complete all as directed and specified by Engr-in-charge

Cleaning of open/covered drain and hume pipes, culverts etc and the like of any type, size of any description for silt/ earth accumulated due to storms water and spreading the cleaned earth where directed. Note:- cover slabs to be removed and refixed after cleaning with CM 1:4 where covered drain exist

M&L for fine sand (Badarpur) spreaded and leveled in layers not exc 15 cm in rain water harvesting complete.

M&L for Loose filling with aggregates of gauge 40 to 80 mm broken stone or boulders in soakage pits, soakage wells complete all as specified and directed by Engr-in-Charge.

Notes: The amount of Rs 44,500.00 against schedule of credit given on Tender Serial Page No 25 shall be deducted from the total amount quoted by the contractor against BOQ while deriving the contract sum for acceptance.

akenterprises

Neeraj Enterprises

Parveen Builders

V r traders