CA No CEAFU-08-2023-24 PROVN OF WORKS SERVICES FOR ENABLING OPERATIONS OF AIRCRAFT AT AF STN JAMMU

Amount

SCHEDULE 'A' PART-I (NEW DISPERSAL RIGID PAVEMENT WORK, WIDENING OF ROAD WORK AND HARDSTANDING FOR VEH PARKING)

Demolition of unreinforced cement concrete or pavement quality concrete (PQC) of any description and in any position not otherwise specifically provided for complete all as specified and as directed by Engineer-in-Charge.

Rolling and consolidating formation surface using power roller 8 ton and n.exc 12 ton including watering consolidating to a required gradient and camber complete all as specified and as directed to achive 98% of Moisitue dry density (MDD) complete all as specified. Note : Compacted formation surface shall be tested to obtain Maximum Dry density as 98% at OMC as well as Mod of Subgrade Reaction (K Value) shall be checked by Plate Load Test at multiple locations.

Laying and compacting 300 mm thick (compacted thickness) Granular Sub Base Course (GSB) grading as per Grade V as specified in Table 400-1 of MoRTH specifications for Road and Bridge works, 2013, in two layers 150 mm thick each over compacted subgrade with natural sand, crushed gravel, crushed stone, crushed slag or combination thereof as per the grading required. The materials are mechanically mixed, spread and leveling on the subgrade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-100 KN static weight for achieving equired compaction density of atleast 98% of the Maximum Dry Density. Consolidating to required gradient and camber complete all as specified and directed with finished surface tolerances as per Table 900-1 of MoRTH specifications for Road and Bridge works, 2013.

Laying and compacting 225 mm thick (compacted thickness) Wet Mix Macadam (WMM) laid in three layers of 75 mm each, grading as pe table 400-13 of MoRTH specifications for Road and Bridge works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80-100KN static weight and consolidating to required gradient and camber complete all as specified and directed. The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge works 2013

Providing and Laying Dry lean Concrete (DLC) 150 mm thick of aggregate gradation as per Table 1 of SP 49:2014 having 7 day average compressive strength not less than 7 MPa. Minimum cement content shall not be less than 140 Kg/Cum DLC mixed in batching Plant, transported to site and laid by electronic sensor paver including spreading and compacting using high amplitude tamping bars of paver (initial compaction) further by double drum smooth wheeled vibratory rollers with 80-100 KN static weight to achieve minimum dry density not less than 98% of maximum dry density, necessary finishing etc complete all as specified and tolerances shall be as per Table 900-1 of MoRTH specifications for Road and Bridge work 2013

Material and labour for 10 mm thick fine sand cushion with clean river sand duly clear of residual, organic and deleterious materials spread evenly to uniform thickness laid over DLC layer as specified and directed.

Supplying and laying 400 micron thick HDPE sheet (Fully transparent, Virgin Quality) water proof, wrinkle free without puncture having minimum weight 390 gm/Sqm over sand cushion as specified in the design with overlap between adjacent strips and at transverse joints as minimum 300 mm complete all as specified and as directed. NOTE: (1) No additionaI amount shall be paid for overlap. (2) The HDPE sheet shall not be of recycled plastic under any circumstances.

Pavement quality concrete(PQC) 400 mm thick of minimum 28 days field Flexural strength of 45Kg/ Sqcm or 4.5 Mpa, aggregate gradation as per Table 3 of IRC 15 2017, coarse aggregate of clean , hard strong, dense non-porous and durable pieces of crushed stone or gravel, fine aggregates of clean natural sand or crushed stone sand or combination of both using minimum 360 Kg/Cum of cement with non-circular virgin synthetic fibre of 12-18 mm length, specific gravity 1.34 to 1.39, UV stable, alkali resistant, with equivalent dia 15-40 micron @ 0.06 to 0.30 % by volume in controlled cement (as directed by GE based on manufacturer' specifications and design parameters), minimum melting temperature as 250°C and minimum tensile strength of 300 Mpa and at the rate as specified by the manufacturer. PQC laid, spread and compacted with slip-form paver of minimum 7.50 m width, including curing and tining by Texturing cum Curing Machine complete all as specified and directed. Required surface texturing shall be done as specified in Clause 10.1.14 & table 9 of IRC-15-2017 all as specified and directed

Notes: - (a) Flexural strength shall be established by beam test and design mix formula should be compatible to IRC-44-2017, IS-456. (b) The non circular fibre synthetic reinforcement mixed with concrete shall be measured and paid separately as ‘Supply only’ under respective item of BOQ. (c) All types of joints shall be measured and paid separately under respective items of BOQ. (d) No deduction shall be made from concrete for space occupied by construction and dummy joint. However, deduction shall be made for the space occupied by expansion joints. (e) Cost of any admixtures required to achieve the desired properties of concrete shall be deemed to be included in the unit rate quoted for PQC and nothing extra shall be paid on this account.

(f) No price adjustment shall be applicable if excess quantity of Ordinary Portland Cement grade 43 content used in the work as approved in the Design Mix exceeds 360 Kg per Cum. (g) The rate quoted shall be inclusive of use and waste of form work for total thickness. (h) Blank (j) Surface shall be finished by traverse brooming of maximum 1.5 mm deep as per ICAO or as per requirement of Air Force Authority. Brooming shall be done through auto texturing machine and rate is included in over all quoted rate against this item. (k) Ordinary Portland Cement grade 43 only shall be used. (l) Defect liability period of PQC and whole work under this contract is three years from the certified date of completion of whole project.

Supply only polyester made non circular fibres with cut length between 12-18 mm having tensile strength 300 MPa, melting temperature minimum 250 degree Celsius having specific gravity 1.34 to 1.39 with equivalent fibre diameter 15-40 micron @ 0.06 to 0.30 percent by volume in controlled cement concrete complete as specified and directed and as discribed in relevant PS Clause. NOTE: The quantity of non circular fibre mentioned as @ 0.06 to 0.30 percent above may vary as per site requirement and/or desiqn mix and/or as per any other test mandatory for runway work and measured and paid accordingly.

Material and labour for cutting of construction joints 25 mm deep and 10 mm wide by early entry saw cut using diamond bit cutter of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil , vegetation and othe debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell medium density, crossed linked polyethylene foam backup rod of 12 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS-5212, BS 4254 and EN- 141875- 2003 with minimum movement accommodation factor (MAF) of + 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed

Material and labour for forming dummy joint in slab of thickness 400 mm with an initial saw cut of 3 mm soon after the concrete has set, upto a depth of 135mm thick, widening the first saw cut to 8 mm and 24 mm deep by using diamond bit cutter of appropriate size, straight and smooth edges Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil vegetation and other debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell , medium density, crossed linked polyethylene foam backup rod of 10 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS- 5212 , BS 4254 and EN-141875-2003 priming the sides with minimum movement accommodation factor (MAF) OF +/- 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints to prevent accidental spillage of sealant on top surface to give neat finish to sealant and removing the masking tape after filling of sealant by mechnical means and as per the method specified by the manufacturer complete as specified and as directed.

Forming 25 mm width expansion joint in concrete slab 400 mm thick for full depth of PQC. Early entry saw and subsequent cutting by using diamond bit cutter of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris. The joint then filled with pre-molded 25 mm thick compressible polyethylene closed cell type filler board as specified, thereafter application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell medium density, crossed linked polyethylene foam backup rod of 30 mm dia, over filler board and filled with polyurethane based sealant complying with BS- 5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of +/- 30% having minimum 10 year performance guarantee applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed .

Material and labour for preparation of new surfaces on Dispersal & Links (painting lines, dashes, arrows, threshold, touchdown point, designation letters etc) of pavements with compressed air blower 50 to 90 PSI by removing and cleaning with scraper sand over a primer coat over applying two coats of water based (water thinable) acrylic road marking paint (Black/white/golden yellow/Orange) of approved shade and pattern with black colour, border strips on either sides of other colours marking, complete all as specified and directed. Note :-(i) The Black strips on either side of other colour paint line, arrows letter, dashes shall be measured combined width wise for the purpose of calculating the area of painting. (ii) Rate quoted shall be deemed to be inclusive of supply and fixing of masking tape to protect pavement surface for spilled out of paint and removal & disposal of the same from MOD land.

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Laying and compacting 150 mm thick (compacted thickness) Granular Sub Base Course (GSB) grading as per Grade II as specified in Table 400-1 of MoRTH specifications for Road and Bridge works, 2013, in a single layer of 150 mm thick over compacted subgrade with natural sand, crushed gravel, crushed stone, crushed slag or combination thereof as per the grading required. The materials are mechanically mixed, spread and leveling on the subgrade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-100 KN static weight for achieving equired compaction density of atleast 98% of the Maximum Dry Density. Consolidating to required gradient and camber complete all as specified and directed with finished surface tolerances as per Table 900-1 of MoRTH specifications for Road and Bridge works, 2013.

Laying and compacting 150 mm thick (compacted thickness) Wet Mix Macadam (WMM) laid in two layers of 75 mm each, grading as pe table 400-13 of MoRTH specifications for Road and Bridge works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80-100KN static weight and consolidating to required gradient and camber complete all as specified and directed. The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge works 2013

Material and labour for applying evenly a priming coat with Cationic Bitumen Emulsion SS-1 at 10 Kg per 10 Sqm over WMM surfaces all as specified and directed by Engineer-in-Charge.

Material and labour for 50 mm thick (compacted thickness) Dense bituminous, macadam using VG-30 as binder with binder content @ 4.00% minimum, laid/rolled and compacted to required gradient and consolidated to required camber and gradient using power roller of capacity exceeding 8 tonne but not exceeding 12 tonne complete all as specified and as directed.

Material and labour for applying evenly a tack coat with bituminous primer at 5 Kg per 10 Sqm with paving bitumen VG-10 over new and existing surfaces of bituminous macadum surfaces complete all as specified and directed by Engineer-in-Charge.

Material and labour for Preimix Bituminous concrete, 40 mm consolidated thickness with 5.4% binder content by weight of total mix and crushed aggregate of grading 2 rolled and compacted to required camber and gradient complete, binder content paving bitumen VG 30 all as per clause 507 of MoRTH (5 th Rev) specification and as specified and directed. Note: -(i) The contractor shall quote rate against item considering 5.4 % VG -30 bitumen content > Job mix formula as per clause No. 505.3.3 of MORTH for BC shall be worked out from any Govt. agency for obtaining binder content by contractor without any financial effect to the Deptt. and same be submitteds to GE for approval. Any variation on plus or minus side in binder content shall be adjusted at SSR rate as supply only. (ii) cost of filler i.e cement (OPC) is deemed to be included in quoted rates. (iii) after spreading of mix as per clause 505.47entire surface during the operaion shall be rolled with road roller 8-10 tonne followed by vibratory roller of 8-10 tonne static weight, followed by finished rolling with 6-8 tonne smooth roller as per clause 507.4.8 and the cost is deemed to be included in quoted unit rate.

Material and labour for plain cement concrete 1:2:4 type B-1 (using 20 mm graded crushed stone aggregates) as in kerb stones and the like complete with joints to match complete all as specified and as directed.

Material and labour for 100mm thick plain cement concrete 1:2:4 type B-1 (using 20 mm graded crushed stone aggregates) as in floors including finishing the surfaces even and fair complete all as specified and as directed.

Total of SCHEDULE 'A' PARTI-I (NEW DISPERSAL RIGID PAVEMENT WORK, WIDENING OF ROAD WORK AND HARDSTANDING FOR VEH PARKING)

SCHEDULE 'A' PARTI-II (AREA DRAINAGE WORK (RCC DRAIN AND BRICK DRAIN)

Material and labour for Plain Cement concrete 1:3:6 (Nominal mix) type C-2 (Using 40mm graded crushed stone aggregates), as in foundations, filling and mass concrete complete all as specified and as directed.

M&L for form work to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished flat surfaces of concrete, complete all as specified & directed.

M&L for formwork to faces of walls, treverse walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter for rough finished flat surfaces of concrete, complete all as specified & directed.

M&L for TMT Mild steel 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 mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and as directed.

M&L for reinforced cement concrete M-25 (Design mix) using 20 mm graded crushed stones aggregates, as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specifed and as directed.

M&L for reinforced cement concrete M-30 (Design mix) using 20 mm graded crushed stones aggregates, as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specifed and as directed.

M&L for reinforced cement concrete M-25 (Design mix) using 20 mm graded crushed stones aggregates, as in walls, traverse walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses complete all as specifed and as directed.

M&L for reinforced cement concrete M-30 (Design mix) using 20 mm graded crushed stones aggregates, as in walls, traverse walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses complete all as specifed and as directed.

Material and labour for extra for forming fair finished drain or channel 100 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc. complete all as specified and as directed by Engineer-in-Charge. (Inner girth only measured)

Material and labour for providing precast cement concrete 1:2:4 type B-1 using 20mm graded cushed stone aggregates, as in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces and setting in cement mortar 1:6 complete with joints to match complete all as specified & directed.

Material and labour for 75mm dia Low density polyethylene pipes (LDPE) of pressure rating 6 kg/sqcm fixed in position complete all as specified and directed by Engineer-in-Charge.

M&L for reinforced cement concrete M-30 (Design mix) using 20 mm graded crushed stones aggregates, as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specifed and as directed.

Material and labour for formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; exceeding 200mm thick (Horizontal or sloping for rough finished flat surfaces of concrete, complete all as specified & directed. all as specified and directed.

Material and labour for formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs not exceeding 20 cm wide and sides of RCC/PCC bands in walls, horizontal or sloping and similar work exceeding 10cm but not exceeding 20cm wide complete, all as specified and as directed by Engineer-in-Charge.

Material and labour for Boring of holes under runway/link/dispersal by trenchless technology using ultrasound using necessary machineries including laying of HPDE pipe 315mm dia of PE 60, PN 6.3 grade at a depth exceeding 2.5m and not exceeding 3.50 m deep below including suitable cap at end and inserting 4mm dia GI wire complete all as specified and as directed. Note:- 1. Horizontal trenchless drilling at one location below will be 75 m long at a depth exceeding 2.5m and not exceeding 3.50 m deep. 2. 4 mm dia GI wire to be left for complete length for future cabling purpose.

M&L for mild steel 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 grade-E-165, complete all as specified and as directed.

Material and labour for round bars 10mm dia and over, cut to length bent to shape required including cranking bending rounded for hooping for drain cover handle, hooking ends etc, Fe-410-W 432 (Part I) (Gde E-250 Part- I quality-A or Fe 290 (Gde - E-165) complete all as specified and as directed by Engineer-in-Charge

Material and labour for cutting into existing manhole any size for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 smooth finished and re-forming benching as required complete all as specified and directed.

Material and labour for Plain Cement concrete 1:3:6 (Nominal mix) type C-2 (Using 40mm graded crushed stone aggregates), as in surface chanel and drain complete all as specified and as directed.

Material and labour for brick work with sub class "B" brick straight or curved on plan exceeding 6 metre mean radius and built in cement mortar 1:4 etc complete all as specified and as directed.

M&L for providing cement concrete 1:2:4 Type B-1 (20 mm graded aggregate) in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in roof kerbs or mud stops, rounded or chamfered on edges, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and as directed.

M&L for 15mm thick rendering in cement mortar 1:4 on fair faces of brick work or concrete surfaces including finishing the surfaces even and smooth wihout using extra cement complete all as specified and as directed.

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

Material and labour for 450 mm dia reinforced concrete pipes, class NP3, laid and jointed complete with collars complete all as specified and as directed.

Total of SCHEDULE 'A' PARTI-II (AREA DRAINAGE WORK (RCC DRAIN AND BRICK DRAIN)

SCHEDULE 'A' PARTI-III (EXTERNAL ELECTRIFICATION WORK FOR AIRFIELD LIGHTING)

Supply and installation of 9W Omnidirectional inset taxi way light fitting for use in, 6.6A airfield lighting circuit complete with O-ring gasket, M10 screws for light fastening, cable lead, One L-823 two-pole socket, 8" shallow base, 8" suitable lamps with reflector, dichroic blue filters and other accessories complete in all respect as required and conforming to latest ICAO specifications and particular specifications, complete all as specified and as directed. Make: ATG/ADB Safe Gate/Honeywell

Supply, Installation, testing and comissioning of indoor type microprocessor based air cooled constant current regulator of Thyristor control electronic type suitable for use on 220 Volts AC, 50/60Hz, input AC supply with below mentioned output power at 6.6 amps with 5 steps variation of current output suitable for local and remote control operation with 24/48 Volts DC control supply complete with output current indicated on malfunction digital over current over voltage, earth fault protection and earth leakage meter, positive back indication equipments relay contactor etc as required as per specification of following rating: 4KW MP CCR at 6Amp, supply voltage 220V AC complete all as specified and directed. Make: AMA/NASU systems/ADB Safe Gate.

Supply, laying, testing and commissioning of PVC Airfield lighting equipment Secondary cable of size 2 x 4 sqmm in existing Kerf/soil/conduit and Filling the kerf using Polyethylene/polisulphide with backer rod complete all as specified and as directed by Engineer-in-Charge. MAKE: Anchor/Polycab/Havells/Rallison/RR Cables Note:- Excavation and earth work shall be measured and paid separately under relevant item of this BOQ.

Material and labour for making groove of size 25mm depth and 8mm wide and filling groove with and including Polyethylene/Polisuphide material complete all as specified and as directed.

Supply, Installation, testing and commissioning of C.I. Isolating transformer housing box, water tight round type, metal container of outside size 330mm height 450mm, made of 10 mm thick cast iron moulding all round, except the top surface, top surface shall be 15 mm thick, cast iron suitable to receive a light base plate on the top and underground housing associated with transformer power cable and having a clear hole at three sides surface centre 75mm above bottom surface suitable to receive of 63mm dia (outer dia) HDPE/G.I pipe and including check nuts as required and another hole at 175 mm from the bottom of the CI box to receive one No. 15 mm dia, "B" class, GI pipe and check nut as required. The box shall have two SS earth bolts of M10 x 30mm tapped inside near the hole away from the hole centre and having a drain hole at the bottom suitably rapped to receive 15 mm dia, "B" class GI pipe and having clear opening of 220 mm at the top surface and 6 Nos. M10 tapped hole at the hole centre 260mm to receive fitting base plate and bolts with MS blanking plate having minimum thickness of 10mm and fixed cast Iron boxes of 330 x 450mm (Height) including suitable PCC complete all as specified and as directed.

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Supply and installation of 25Watts, 6.6/6.6 Amps, 5 KV grade, 50 Hz Isolating transformers suitable for taxi edge light, series type encapsulated in black cross linked polychloroprene compound with primary and secondary connections etc as required and as per specifications complete all as specified and directed. MAKE: AMA/BIDAL/ADB Safe Gate.

Supply and installation of 5 KV grade plug and receptacle (Male & Female Esna connector) suitable for 1 x 6 sqmm unarmoured Copper Conductor Cable of 5 KV grade all as specified and directed. MAKE: AMA/BIDAL/EFLA.

Supply and installation Secondary connector kit (Plug) suitable for connection 4 sqmm multi stranded annealed conductor, unshielded secondary airfield lighting cables etc. complete all as specified and directed. MAKE: AMA/BIDAL/EFLA.

Supply of Secondary connector kit (Receptacle) suitable for connection 4 sqmm multi stranded annealed conductor, unshielded secondary airfield lighting cables etc. all as specified and directed. MAKE: AMA/BIDAL/EFLA.

Supply and Laying size 1 X 6 Sqmm of 5 KV grade, XLPE insulated and Polyethylene (PE) outer sheathed Airfield Lighting (AFL) stranded copper conductor unarmored cable, in existing conduit, suitable for unearthed system conforming to IS:7098 Part II with up to date amendments all as specified and directed. MAKE: Anchor/Polycab/Havells/Rallison/RR Cables

Supply and laying DWC HDPE (High density polyethylene) pipe of outer dia 40 mm size along with necessary accessories like connectors / bends / tee complete all as specified and as directed. Note: Necessary excavation and earth work shall be measured and paid separately under relevant item of this BOQ.

Taxing out old serviceable/Unserviceable existing Taxi light and CI box with connected items complete to be handed over to CCR section including primary cable, conduit and IT complete all as specified and directed. NOTE: Overall rate quoted by the bidder under this item shall also include the reconnection of the current taxi circuits for Taxi-2 and Taxi-3 and making it serviceable in all respects (Approx 25 Nos)

Dismantling and refixing of existing signage board including foundation and accessories complete all as specified and as directed. Note:- PCC required for refixing of boards for foundation shall be measured and paid separately ynder relevant item of this BOQ.

Supply and fixing of guidance signage board (IP65 protection) complying ICAO standard of size (2.80m x 0.90m) = 2.52 Sqm for sholders of runway /Taxi track Links with supporting structure described as under:- (a) Sheet & Frame: - Fabricated from anodised aluminium profile structure with 2 mm thick aluminium sheet and 4 mm thick long life imported non-specular surface polycarbonate sheet, symbols of sign shall be made of shelf adhesive film applied on face of polycrbonate sheet and frame mounted to GI tubing light grade 40 mm dia 4 Nos, 1.20 m length each. Board shall be illuminated with liner LED's & driver (s) including all other accessories, suitable converter to opetere on 2.8 Amp to 6.6 Amp AC constant current as incoming supply, mounting legs with breakable coupling & base frame, secondry leads, suitable IT Housing Box providing cement concrete foundation complete all as specified and directed. (b) Signage board: - Retro reflective sheeting class C, 3m Diamond Grade 3 (DG3) conforming to ASTMD 4956.09 type -XI with pressure sensitive adhesive fixed to polycarbonate signage sheet and frame as per manufacturer's instruction. Size and shape of signs/numbers/indications & letters etc, complete all as specified and directed. (c) Signage board fixing :-PCC 1:2:4 Type B-2 using 40 mm graded crushed stone aggregate in pit of size 45 x 45 x 60 cm & including excavation/earthwork in any type of soil , returning filling and removal of surplus soil etc, out side runway/links complete all as specified and directed.

Supply and fixing of 6mm thick MS base plate including gas kit and m10 size bolt/6 nos suitable to fit in existing housing box all as specified and directed.

Supply and laying in trenches 8SWG GI wire including termination with thimble complete all as specified and directed.

Earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.0mm thick buried directly in ground, (Earth pit not less than 2.25 mtr deep below ground level) with top edge of plate not less than 1.5 mtr below normal ground level, connected to and including 25 x 4 mm galvanised earth strip by means of bolts, nuts, check nuts and washers of galvanised standard iron or steel all as specified or indicated in electrical plate no 3 of MES Part-I, including testing on completion including the material and labour of the following : (a) Excavation and earth work or drilling hole for electrode in any type of soil. (b) PCC pit in cement concrete 1:2:4 type B-1. (c) Precast RCC cover with suitable handle 40 mm thick in PCC 1:2:4 type B-1, reinforced with welded steel wire fabric weighing not less than 1.87 Kg/Sqm (d) Funnel with watering pipe of GI 20 mm nominal bore medium grade and copper lugs etc all as specified. (e) 40 mm nominal bore light grade GI protection pipe 5 mtr long for protection of earthing lead from mechanical injury or tempering. (f) Requisite quantity of common salt and charcoal. (g) Testing of earthing. Note : (a) On testing after completion of earthing, if the desired earth resistance is not lees tha 5 Ohm obtained, the earthing will be re-done by the contractor at his own risk and cost to the entire satisfaction of the Engineer-in-Charge.

Supply and laying of 50mm dia medium grade GI pipe after cutting the existing road/soil and making good the disturbed surface after laying of GI pipe with appropriate concrete mixture all as specified and directed.

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Total of SCHEDULE 'A' PARTI-III (EXTERNAL ELECTRIFICATION WORK FOR AIRFIELD LIGHTING)

SCHEDULE 'A' PARTI-IV (EARTH WORK, EXCAVATION AND SITE CLEARANCE WORK)

Surface dressing n exc 15 cm deep and getting out in any type of soil complete all as specified and as directed by Engineer-in-Charge.

Excavating over area not exceeding 1.50m deep and getting out in any type of soil including mixed with boulders complete all as specified and as directed by Engineer-in-Charge.

Excavating over area not exceeding 1.50m deep and getting out in any type of soil complete all as specified and as directed by Engineer-in-Charge.

Excavating over area exceeding 1.50m but not exceeding 3.00m deep and getting out in any type of soil complete all as specified and as directed by Engineer-in-Charge.

Removing excavated material (spoils) to a distance exceeding 1.5 km and not exceeding 5 km out side the AF station and deposited where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed by Engineer-in-Charge.

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Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cm thick each in any type of soil complete all as specified and as directed.

Excavation in trenches not exceeding 1.50 m wide and not exceeding 1.50 m in depth for foundation, etc or for shaft, wells, cesspits, manholes, pier holes, poles, stays, cable, etc, not exceeding 10 sqm on plan and not exceeding 1.50 in depth and getting out in any type of soil complete all as specified and as directed.

Removing excavated material (soil) to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Laying and compaction only 100mm thick Moorum berms including rolling and consolidation in layers including watering, using power roller 8 to 12 tonne as per site conditions to a required gradient complete all as specified and as directed. NOTE: Moorum obtained from the excavation under item No 4.02 or other relevant item(s) of excavation under this Schedule 'A' part-IV shall be used in this item

Total of SCHEDULE 'A' PARTI-IV (EARTH WORK, EXCAVATION AND SITE CLEARANCE WORK)

Brahma Infra