PROVN OF ROADS AND DRAINS NEAR MUILTI LEVEL CAR PARKING AT CGRA DHARAMPUR AND STRUCTURAL AUDITING OF HANGARS AT ICGAE UNDER GE I CG PORBANDAR

Amount

SCHEDULE 'A' B/R ITEMS

Excavating in trenches, not exceeding 1.5 Metre wide and not exceeding 1.5 Metre in depth; for foundation etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10Sqm on plan and not exceeding 1.5 Metre in depth and getting out, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for PCC 1:3:6 Type C-2 (40 mm graded aggregate) as in foundation, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Porbandar stone masonry, well bonded, bedded and solidly hearted built in Cement Mortar 1:6, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for rendering 15mm thick on brick work or concrete surfaces in cement mortar 1:4 and even and smooth without using extra cement, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate as in surface channels and drains and benching including finishing the top of benching even and smooth with using extra cement, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Extra for forming fair finished drain or channel 30cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc., complete all as specified and directed by Engineer-in-Charge.

Material & Labour for cement concrete Type B-1, 1:2:4 (20mm graded aggregate) in roof kerbs or mud stops, rounded or chamfered on edges, in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60cm in height, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Providing, precast cement concrete Type B-1, 1:2:4 (20 mm graded aggregate) as in landings, cover slabs (for manholes, drain etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain fair faces, including chamfers, weatherings, throating etc. and setting in mortar complete with joints to match set in Cement Mortar 1:6, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for CRS 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, complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing framed work such as grills, gratings etc. with ends of bars shoulered and/or riveted or forged in to spikes, framed guard bars, barred iron doors, ladders framed balusters walk ways railing, framework and similar work confirming to FE-290, Gde-E-165, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for preparation of new steel surfaces of any description, over 10cm in width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat red oxide zinc chrome primer, complete all as specified and directed by Engineer-in-Charge.

Excavating over areas, not exceeding 1.5 Metre deep and getting out and getting out in soft/loose soil, complete all as specified and directed by Engineer-in-Charge.

Material & labour for Rolling and consolidating to required gradient & camber or formation surface using power roller (wt exceeding 8 tonne but not exceeding 12 tonne) surfaces in cutting, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for 150mm (spread thickness) in two layers (75mm Each layer) Soling (or sub base) with broken boulders or quarried stone, inter stices filled, surface formed and rolled and consolidated to required gradient and camber, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for 150mm thick (compacted thickness) in two layer (75mm Each layer) WBM, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Polythene film, black, 50 micron with over lapping 200 mm laid in floors, complete all as specified and directed by Engineer-in-Charge.

Supply only 10mm thick sand cuishioning of Fine aggregate (sand) for concrete, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for 100mm thick PCC (1:4:8) type D-2 using 40 mm graded stone aggregate as in sub base to floors, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Cement concrete work in pavement/hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less. Form work for laying bays between construction and expansion, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Forming 20mm thick expansion joints filled with preformed bituminious filler and top 30mm primed and sealed with sealing compound grade "B" slab thickness 250mm, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Forming Contraction (Dummy) joints 65mm deep x 10mm wide, filled with sealing compound Grade "B", complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Forming Construction joint 30mm deep x 10mm wide of grade A filled with sealing compound, complete all as specified and directed by Engineer-in-Charge.

Removing excavated material (soil) to a distance exceeding 250 Metre but not exceeding 500 Metre & depositing where directed at a level not exceeding 1.50 metre above the starting point, complete all as specified and directed by Engineer-in-Charge.

Removing excavated material not exceeding 50 Metre and depositing where directed at a level not exceeding 1.5 Metre above the starting point, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for Moorum/Red bajri, spread, rolled and 100 mm consolidated to gradient and camber require, complete all as specified and directed by Engineer-in-Charge.

Structural auditing of (i) 740 Sqn Hangar of size (50 mtrs x 40 mtrs x 13 mtrs) & (ii) 850 Sqn hangar of size (50 mtrs x 40 mtrs x 13 mtrs) at Porbandar by visual inspection with photography and conducting adequate/required number of ND tests on concerned hangar and preparation and submission of ND test reports comprising the following :- (a) Site visit, preparation and submission of detailed visual inspection & photography of hangar complete all as specified and as directed by Engineer-in-charge. (b) Conducting adequate/required number of ND tests to be conducted by NABL accredited lab including rebound hammer test, ultra sonic pulse velocity test (UPV test), Half cell potentia (HCP) and carbonation test, core and compression test, cover meter test, chloride profile test, ultrasonic thickness test for steel truss members & magnetic particle inspection for welds to detect surface and sub surface discontinuity in welds and all other tests which is required for ascertaining the stability of structure etc. (c ) Providing of detailed report and recommendation including remedies for structural improvement / recommendation for further use of hangar or repair works to be carried out duly vetted by IIT/any Govt Engg. College. (d) Submission of estimate of suggested repair/remedial measures and products specifications of any other special items of materials (alongwith manufacturers literature of special item of materials) to be incorporated for repairs. (e) Submission of any other details/documents as required at the opinion of consultant. (f) Minimum 10 to 15% members of RCC and main members of steel shall be tested.

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