REPAIR / REPLACEMENT OF PU SEALANT IN JOINTS OF RUNWAY ENDS DISPERSALS ETC RUNWAY EXIT SIGN BOARDS PCC OF RIGID PAVEMENT NEAR SUNSHELTERS RUNPHALT CRACK FILLING IN RUNWAY ENDS AND OTHER MISC ITEM AT AIR FIELD AREA

Amount

SCHEDULE A BOQ

Note for all items of this BOQ :-

SITE FOR EXECUTION OF WORK :- Tenderer shall note that entire work shall be executed at Runway / taxi track/ Tarmac & around of airfield area.

Due to continuous Flying commitment at Sulur Station, site for execution of work will be available only on Saturday, Sunday, Holiday and non flying days as decided by the ATS authorities.

The tenderer has to arrange his working programme accordingly.

The tenderer has to liaise with the ATS authorities two days prior of his planned works and schedule accordingly.

No claim on account of not giving the entire site after award of work or giving the site in piecemeal manner will not be entertained by the department at any stage.

The tenderer shall adhere to time frame as per the user’s requirement and as per demand. The demand and the location of work will be intimated either by the rep of user/ MES rep well in advance. In case of failure to attend the demand in time penalty will be levied for each day @ Rs 500/ for non-completing the requirement till completion of work. The nature of the work related to Airfield maintenance, hence the delay is not acceptable.

The unit rate deemed to be considered for First Aid and necessary safety arrangements equipment’s to be provided by the tenderer for workman.

The quoted rates shall be deemed to be inclusive of above mentioned aspects.

M&L for removing the existing damaged filled sealing compound including polyethylene rod by raking end using blow lamp and cleaning of expansion/construction/dummy joints of concrete pavement free from dust and applying masking tape on edge of joints to prevent accidental spillage of sealant on top slab surfaces to give a neat finish, provision of polyethethylene backup rod 10-15mm dia in any type of joint and sealed with 10-12 mm thick polyurethane based sealing compund confirming to BS 5212-1990 or equivalent of approved colour after application of suitable primer and removing the masking tape after the sealant filling etc complete all as specified and as per manufacturers instructions. The size of the joint is 8 to 12 mm wide for any type of joint.

M&L for removing the existing damaged filled sealing compound including polyethylene rod by raking end using blow lamp and cleaning of expansion/construction/dummy joints of concrete pavement free from dust and applying masking tape on edge of joints to prevent accidental spillage of sealant on top slab surfaces to give a neat finish, provision of polyethethylene backup rod 15-25mm dia in any type of joint and sealed with 10-12 mm thick polyurethane based sealing compund confirming to BS 5212-1990 or equivalent of approved colour after application of suitable primer and removing the masking tape after the sealant filling etc complete all as specified and as per manufacturers instructions. The size of the joint is 12 to 20 mm wide for any type of joint.

M&L for removing the existing damaged filled sealing compound including polyethylene rod by raking end using blow lamp and cleaning of expansion/construction/dummy joints of concrete pavement free from dust and applying masking tape on edge of joints to prevent accidental spillage of sealant on top slab surfaces to give a neat finish, provision of polyethethylene backup rod above 25mm dia in any type of joint and sealed with 10-12 mm thick polyurethane based sealing compund confirming to BS 5212-1990 or equivalent of approved colour after application of suitable primer and removing the masking tape after the sealant filling etc complete all as specified and as per manufacturers instructions. The size of the joint is above 20 to 45 mm wide for any type of joint.

Note for item no 4 to 6 above: (a) The existing sealant compound shall be taken out completely using blow lamp and joint shall be cleaned with wire brush and loose particles dust etc shall be removed by using hand pump before applying primer. (b) Any spillage of material during filling over the slab shall be removed and cleaned by contractor and any damage accrued to the concrete slab will be made good by the contractor without any extra cost to the department. (c) Make M/s STP Ltd, M/s Pidilite Industries Ltd, M/s Sika India Pvt Ltd, M/s Fosroc chemicals India Pvt Ltd, M/s Choksey chemicals Pvt Ltd

M&L for Runway Exit Sign Boards of 4mm thick acrylic sheets of size 1.2m X 0.8m with yellow background and letters, arrows in black colour (retro reflective stickers) on acrylic sheets fixing the boards with suitable aluminium beading/ frames of square hollow tube on rear side of each board fixed with bolts and nuts and the board fixed on 3 nos of 63mm dia PVC pipe heavy duty (Class 5 -IS 4985) 10Kgf/Cm2 as vertical post of approx height 0.45 m to 1 m using necessaary clamps, screw and bolts and and errected vertically inside the GI/MS pipe 80 mm dia grouting in PCC 1:3:6 for foundation of size 300x300x300mm (3Nos) including taking down existing one complete and all as directed by Engineer in charge.

M & L for grass/vegetation cutting, removal of bushes, leaves, soil or any other waste material debris along the Runway edges and surrounding area of Air Field of any size in width and depth and removing the debris to a distance exceeding 5 Km outside MD land periphery of the airfield all as directed.

Note: The tenderer shall take into consideration for following points while quoting rate for the above item : a) Grass cutting shall be used by mechanical earth moving machineries with jungle jim attachment as and when required and as directed (b) One Skilled jungle jim tractor operator & 01 Tractor with Jungle Jim attachment to be provided by the contractor as and when required (c) POL for jungle jim tractor to be borne by the contractor (d) For 1 Day Min 8 hrs to be operated

M&L repairs to runway cracks by using 'RUNPHALT' bitumen tubing/ rope for filling of cracks on the runway width of crack 5mm to 7mm with the help of screw driver pushing it inside the crack then apply direct flame 20-30 second through torch method complete all as per manufacturers instruction and as directed by Engineer-in-Charge. Make:- M/s Srijan System PVT Ltd or equivalent as approved by GE

M&L repairs to runway cracks by using 'RUNPHALT' bitumen tubing/ rope for filling of cracks on the runway width of crack 8mm to 10mm with the help of screw driver pushing it inside the crack then apply direct flame 20-30 second through torch method complete all as per manufacturers instruction and as directed by Engineer-in-Charge Make:- M/s Srijan System PVT Ltd or equivalent as approved by GE

M&L for Cleaning of existing open drain of any width and depth by using jet water pressure mechanical pump, suction pump and removing mud/ silt, vegetation growth, plants/small trees etc to a distance outside MD land, including repairing cracks in cement mortar (1:3) where noticed in surface of drain complete all as specified and as directed.

M&L for Demolition of cement concrete of any description and in any position complete all as specified and as directed.

M&L for removal of demolished material outside MoD land complete all as specified and as directed.

M & L Providing 75mm thick plain cement concrete 1:4:8 type D2 (using 40 mm graded crushed stone aggregate) as in sub base to tiles complete all as specified and as directed.

M&L 100mm thick, plain cement concrete (1:2:4), type B-1 (using 20 mm graded mechanically crushed stone aggregates), as in hardstanding, surface finished even and fair without using extra cement, complete all as specified and as directed.

M & L Hardcore of gauge not exceeding 63 mm of broken stones or boulders, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface including demolition of existing undulated hardcore surface and removing the same complete all as specified and as directed.

M&L Runway edge shoulder dressing by picking stones/ any foreign materials, cleaning/cutting the grass on runway shoulder edges manually or with hand operated petrol/kerosene driven grass cutting machine and removing the materials/ grass waste from Runway edges to a distance exc 250m Note: Contractor shall provide 02 Nos of skilled manpower to execute the job alongwith necessary grass cutting equipments / machineries and POL etc on a required basis as directed by Engineer in charge.

M&L for applying one coat of water based road marking paint such as lines, dashes, arrows, letters, boxes etc on flexible/rigid pavements and the like including complete removal of existing painting surfaces by brushes/ mechanical grinder/ sand papers, making surface rough to hold paint exceeding 10 cm wide all as specified and as directed using mechanical pavement marking machine including necessary DG Set required to operate the machine. Complete scraping / removal of existing paint deemed to be inclusive in the above quoted rate.

M&L for applying one coat of water based paint of yellow/orange/red/grey colour on runway/taxiway/apron or other airfield markings of any size and length including letters and numeral markings with suitable spray machine, including complete removal of existing painting surfaces by brushes/ mechanical grinder/ sand papers, making surface rough to hold paint exceeding 10 cm wide all as specified and as directed. Complete scraping / removal of existing paint deemed to be inclusive in the above quoted rate.

M&L for applying one coat of water based paint of black colour on runway/ taxiway/ apron or other airfield markings of any size and length including letters and numeral markings with suitable spray machine, including complete removal of existing painting surfaces by brushes/ mechanical grinder/ sand papers, making surface rough to hold paint exceeding 10 cm wide all as specified and as directed. Complete scraping / removal of existing paint deemed to be inclusive in the above quoted rate.

M&L for applying one coat of water based paint of black colour on runway/ taxiway/ apron or other airfield markings of any size and length including letters and numeral markings with suitable spray machine, including complete removal of existing painting surfaces by brushes/ mechanical grinder/ sand papers, making surface rough to hold paint not exceeding 10 cm wide all as specified and as directed. Complete scraping / removal of existing paint deemed to be inclusive in the above quoted rate.

M&L for Chipping out neatly and cutting of existing loose concrete of cracks at rigid pavement in Air Field area by using saw cutter, Cutting of crack portion shall not be less than 100 mm wide and 25 mm deep (minimum) and clearing of all loose material with air blower/ sand blaster and the portion applying proprietory primer on surface to obtain tack and finally filled by Elastomeric concrete mix shall be prepared as per manufacturer's instructions to obtain true surface and finally set the surface with hand tools complete all as specified and directed. Make:-M /s Fosroc Chemicals - Patchroc Chemicals / M/s STP Limited- ShaliPatch / M/s Choksey Chemicals Pvt Ltd. -Flex 0 patch. Note: Providing masking tape at joints/ on edge of cut portion and necessary formwork required if any at spalled joints edge to prevent accidental spillage of concrete on top surfaces to give a neat finish and any spillage on concrete slab to be cleared. The quoted rate is deemed to be inclusive of this provision.

M&L for applying two coats of water based road marking paint such as lines, dashes, arrows, letters, boxes etc on flexible/rigid pavements and the like including complete removal of existing painting surfaces by brushes/ mechanical grinder/ sand papers, making surface rough to hold paint exceeding 10 cm wide all as specified and as directed using mechanical pavement marking machine including necessary DG Set required to operate the machine. Complete scraping / removal of existing paint deemed to be inclusive in the above quoted rate.

M&L for Levelling of runway shoulders with grader mechanical machine and rolling of surface with road roller of capacity 8-10 tonne, including removal of boulders and other materials obtained from the airfield area complete all as specified and as directed.

M&L for applying one coat of white wash on walls /concrete pavement surface including preparation of old surfaces complete all as specified and as directed.

Shree Amritha builders (BID ID -3500100)

S KUMARAN (BID ID -3500366)

G Perumal and co (BID ID -3500343)

SIVAN BUILDERS (BID ID -3499137)

GOVINDAN KUTTY and CO (BID ID -3495667)

GMS Builders (BID ID -3500267)

N SARAVANAN (BID ID -3497937)

Sri ASK Constructions (BID ID -3498936)