PROVISIONING OF SUMP AND DRAIN ARRANGEMENTS IN VARIOUS LOCATIONS AT INS DRONACHARYA (NORTHERN SECTION I AND II) UNDER GE FORT KOCHI.

Amount

Demolition of Concrete of any description and in any position not otherwise specifically provided for etc complete all as specified and as 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 etc complete all as specified and as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq. m on plan and n exc 1.5 m in depth and getting out Hard/dense soil etc. all as specified and as directed.

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

Removing excavated material exc 1.5 km and n exc 5 Km and depositing where directed etc. all as specified and as directed.

M & L for Cement concrete 1:4:8 type D2 using 40 mm graded stone aggregate as in surface channels and drains etc. complete all as specified and as directed.

M& L for Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in CM 1:6 type C1 1:3:6 (20 mm graded stone aggregate) etc complete all as specified and as directed by the Engineer-in Charge.

Providing precast RCC cover slab type B-1 1:2:4 20 mm graded stone aggregate as in slab of drains including form work etc. set in CM 1:4 complete all as specified and as directed.

Providing, cement concrete 1:3:6 type C1 using 20 mm graded stone aggregate as in coping etc complete all as specified and as directed.

M & L for TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips etc. all as specified and as directed.

M & L for TMT bars 6mm to 8mm dia , cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips etc. all as specified and as directed.

Rendering 15 mm thick rendering of 5 mm thick with CM 1:6 finishing coat mixed with WPC 3% by wt of cement over 10 mm thick backing coat in CM 1:6 on fair faces of brick work or concrete surfaces to be finished even and smooth (without using extra lime or cement) on internal surface etc. all as specified and as directed.

S&F Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165

Welded steel wire fabric supplied and fixed complete to wood or steel members complete all as specified and as directed by the Engineer-in Charge.

M&L for preparation of new surface steel exceeding 10cm width or girth and applying two coats of VX polymer based anticorrosive paint over a coat of anti corrosive primer complete all as specified

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using ex- tra cement, including forms, moulds, mi- tred/stopped ends etc. complete all as specified and as directed.

M&L for 600mm dia bore for recharge pits for rain water harvesting 120 mtr deep complete including 500mm PVC industrial grade bore well pipe with perforated pvc pipe at last 20m and incasing with fine gravel complete all as specified and as directed.

Supply only Hard core, boulders, broken to gauge n exc 63 mm complete all as specified and as directed.

Supply only Sand for filter media complete all as specified and as directed.

Supply only Graded coarse aggregate 12.5mm and 20mm complete all as specified and as directed.

Supply only charcoal dust/breeze for filter media complete all as specified and as directed.

M&L for Providing precast cement concrete frame, CM 1:4,Type B1 1:2:4, 20mm aggregate, in window or door cills, lintels, bressumers, steps, quoin blocks (for use with masonry), string courses, copings kneelers, apex stones, pier caps, columns, posts,boundary pillars, bed plates, pintle blocks, ancho-rage blocks, bonders (for stone walling). corbels, brackets, etc. (of any section indicated), with plain fair faces, including chamfers, weatherings,throat- ing etc. and setting in mortar complete with joints to match complete all as specified and as directed.

M&L for Providing precast cement concrete, Type B0 1:2:4,12.5mm aggregate, louvres and jallies, 25mm thick (measured solid), including all mouldings but excluding frame complete all as specified and as directed.

Supply only water proofing compound

NOTE : (a) The contractor shall make a schematic sketch of the drain system including the position of recharge bores prior to commmencement of work and get it approved from Accepting Officer.

SOORYA ASSOCIATES