RECONSTRUCTION OF HIGH SECURITY PERIMETER WALL INCLUDING DEMOLITION AT INS VAJRAKOSH AT NAVAL BASE KARWAR

SITE CLEARANCE AND AREA DEVELOPMENT

Excavation in foundation of RR Masonry wall including PCC Base and getting out of stone boulders mixed with hard dense soil and removing out all specified and directed.

Surface dressing not exec 15cm deep in hard/dense soil and as directed by Engineer in charge.

Rough Excavation n exc 1.5m deep and getting out in hard/ dense soil complete all as specified and directed by Engineer in Charge.

Returning filling in including spreading, levelling, watering and well ramming in layers not exc 25cm in hard / dense soils complete all as specified and directed by Engineer in charge.

Removing excavated material for a distance exc 1km & not exc 1.5km and depositing as directed.

DEMOLITION AND DISMANTLING

Dismantling of Stone boulder masonry, built in cement mortar or cement lime mortar including all quoins, archies, pillars etc complete all as directed by Engineer in charge.

Dismantling wrought iron or mild steel work of any description not otherwise provided as directed by Engineer in charge.

Removing building materials etc. (other than spoil payable under items 03028 to 03031 in Section 3 Earthwork) to a distance of 100m or under, beyond the lead included in the rates, inlcuding loading, unloading and stacking at the destination complete all as specified and as directed by Engineer in charge.

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

Taking down Punched tape 600mm dia concertina coil from metal Y angle posts of barbed wire any dia all as specified and directed by Engineer in charge.

Taking down galvanized 2 strand steel barbed wire 2.24mm dia barbed wire with 2mm dia barbs complete all as specified and as directed by Engineer in charge.

RCC CAST INSITU PERIMETER WALL 3000M LENGTH

M&L for PCC 1:4:8 type D2 using 40mm graded stone agregate in foundation filing and mass concrete complete all as specified and directed by Engineer in charge.

M&L for RCC M30 (Design Mix) concrete in Foundation, inlcuding raft footing. Foundation Beams, Plinth beams, Base for columns etc, basement slabs, under reamed piles and mass concrete, complete all as specified and directed by Engineer in charge.

M&L for RCC M30 (Design Mix) concrete in walls, retaining walls, basement walls, ballast walls and the like any thickness above the top of footing including attached pilasters and buttress complete all as specified and directed by Engineer in charge.

M&L for RCC M30 (Design Mix) concrete in columns, pillars, Piers posts and struts etc complete all as specified and directed by Engineer in charge.

M&L Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required inlcuding 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 complete all as specified and directed by Engineer in charge.

M&L Mild steel TMT bars 6mm to 8mm dia and over, cut to length, bent to shape required incl 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 complete all as specified and directed by Engineer in charge.

M & L for use and waste of formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams , side and soffits (if any) of foundation and plinth beams and similar work, vertical for fair finished concrete surface complete all as specified and directed by Engineer in charge.

M & L for formwork to sides of Pillars posts, struts, piers, columns and stanchions for fair finished surface complete all as specified and directed by Engineer in charge.

M&L for formwork to faces of walls, retaining wall, abutments, parapets and staircase railing and similar work including attched pillasters, buttresses etc, vertical for fair finished surfaces complete all as specified and directed by Engineer in charge.

M & L for preparation of new plastered/concrete surface and applying two coats of camouflage pattern exterior emulsion weather proof Paint premium quality over and incl one coat of ready mix primer as per manufacturers instruction over complete all as specified and directed by Engineer in charge. Note :- Exterior Paint shall be used in Top most quality of Manufacture brand. Contractor shall be submit the necessary (minimum 5 year) warranty certificate.

M&L Formwork to sides and soffits of floor or roof beams, beam haunching, girders, bressummers, lintels, cantilevers, shelves including sup-ports, overhangs, etc. also splays between floors and beams, etc complete all as specfied and directed by Engineer in charge.

M& L Providing Cement concrete type B1 1:2:4 (20mm aggregates) in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses lacing courses, parapets and railing upto 60cm in height, coping, kneelers, apex stones, bed plates, kerbs not provided for in item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating as directed Note :- The rate include for use of formwork (Stright or curved)

S&F Fe-290 Gde E-165 Hand rails, half round or other steel section or core for wooden hand rail straight portion, drilled and counter sunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts etc complete all as specified and directed by Engineer in charge.

S&F Framed work such as grills, gratingd 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 conforming to Fe 290 Gde E-165 compelte all as specified and directed by Engineer in charge.

M&L for preparation of new steel surfaces and applying 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer in charge.

S&F Concertina coil (Punched type) as per latest SI deep drawn quality with galvanising coating having medium barbs (barb length 24+1mm pitch between two barbs 35+1mm) fixed in position and secured to both sides of angle iron post streatched to a length so as to achieve 800mm dia and spiral not less than 51 in 6m length a single coil of 800mm wire typically covers 6-10m in length when stretched as in fencing including fixing with special galvanised fastners such as J clips, C clips, U clips fixed at any height of security wall including necessary scaffolding complete all as specified and directed by Engineer in charge.

S&F galvanized 2 strand steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacing and straining and fixed to any type of standard rail straining bolts, including securing or tying at crossing with and provision of galvanised mild steel wire, staple or steel pins etc complete all as specified and directed by Engineer in charge. (Each line wire to be measured)

RR MASONRY PERIMETER WALL 800 LENGTH

M&L for PCC 1:4:8 type D2 using 40mm graded stone agregate in foundation filing and mass concrete complete all as specified and directed by Engineer in charge.

Labour only for wailing of RR stone Masonry in CM 1:2 using serviceable stone obtained fron demolition of old wall here in before all as specified and directed by Engineer in charge.

M&L Raised pointing to Random or polygonal rubble uncoursed or brought upto courses in CM 1:4 complete all as specified and directed by Engineer in charge.

M&L RCC M30 (Design Mix) 20mm graded aggregate for Lintel Beams over 1.50m span complete all as specified and directed by Engineer in charge.

M&L Formwork to sides and soffits of floor or roof beams, beam haunching, girders, bressummers, lintels, cantilevers, shelves including sup-ports, overhangs, etc. also splays between floors and beams, etc

M&L providing Cement concrete type B1 1:2:4 (20mm aggregate) in Lintels upto 1.5m clear span, cills, steps; Seismis and other similar bands, plinth courses, string courses lacing courses, parapets and railings upto 60cm in height, coping, kneelers, apex stones, bed plates, kerbs not provided for in item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed. Note :- The rate include for use of formwork (Stright or curved)

M&L Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required incl 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.

M&L Mild steel TMT bars 6mm to 8mm dia and over, cut to length, bent to shape required incl 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.

S&F Fe-290 Gde E-165 Hand rails, half round or other steel section or core for wooden hand rail straight portion, drilled and counter sunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts complete all as specified and directed by Engineer in charge.

S&F Framed work such as grills, gratingd 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 complete all as specified and directed by Engineer in charge.

M&L for preparation of new steel surfaces and applying 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer in charge.

S&F Concertina coil (Punched type) as per latest SI deep drawn quality with galvanising coating having medium barbs (barb length 24+1mm pitch between two barbs 35+1mm) fixed in position and secured to both sides of angle iron post streatched to a length so as to achieve 800mm dia and spiral not less than 51 in 6m length a single coil of 800mm wire typically covers 6-10m in length when stretched as in fencing including fixing with special galvanised fastners such as J clips, C clips, U clips fixed at any height of security wall including necessary scaffolding complete all as specified and directed by Engineer in charge.

S&F galvanized 2 strand steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacing and straining and fixed to any type of standard rail straining bolts, including securing or tying at crossing with and provision of galvanised mild steel wire, staple or steel pins etc complete all as specified and directed by Engineer in charge.

BITUMINOUS SDAC ROAD

Surface excavation not exc 30cm deep and averaging 15cm deep in hard/dense soil and getting out complete all as specified and directed by Engineer in charge.

Removal of excavated soil to a distance exceeding 250m but not exceeding 500m depositing where directed all as specified complete all as specified and directed by Engineer in charge.

Rolling and consolidating formation surfaces to required level/ gradient or camber etc., with power roller exceeding 8 tonne and not exc 12 tonne complete all as specified and directed by Engineer in charge.

M&L 150mm thick (spread thickness) soiling with broken boulders or quarried stone (granite/trap/basalt) interstices filled surface formed and rolled and compacted to required gradient & camber with 8-12 tonne power roller, complete all as specified and directed by Engineer in charge.

M&L 150mm thick (compacted thickness) water bound macadam in two layers of 75mm in each (compacted thickness) with coarse aggregate of grading 2 stone (granite/trap/basalt) 63mm to 40mm size, spread, rolled and consolidated to required gradient and camber with 8 to 12 tonne powder roller complete all as specified and directed by Engineer in charge.

Preparing unsurfaced WBM surfaces by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying eventy a tack coat of paving bitumen grade VG-30 at the rate of 10 kg/XSqm including formwork complete all as specified.

M&L premix bituminous macadam (of consoildated thickness 50mm or less) with binder content 4% by weight of total mix with bitumen of grade VG-30 (conforming to IS 73-2006), laid rolled and compacted with 8 to 12 ton power roller to required gradient and camber including use of mechanical paver complete all as specified and directed.

M&L for Bituminous premixed semi dense asphaltic concrete (design Mix) 40mm consolidated thickness with 5.5% binder content (Viscosity grade 30 bitumen) by weight of total mix laid with mechanical paver rolled and compacted to required camber and gradient complete all as specified and directed by Engineer in charge.

M&L hardcore of broken stone or boulders of gauge not exc 63mm deposited spread levelled in layers not exc 15cm thick watered and rammed to a true surface complete all as specified and directed by Engineer in charge.

M&L for 100mm thick cement concrete 1:3:6 Type C2 using 40mm graded aggregate as in hardstanding complete all as specified.

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