CERTAIN REPAIRS TO JOINT FILLING HARD STANDING DRAIN CULVERT COMPOUND WALL GATE AND FENCING AT AIR FORCE STATION AGE BR II UNDER GE AF TRIVANDRUM

Amount

SCHEDULE 'A'

M & L for preparation of joints 10 mm wide, 25 mm deep by taking out existing bituminous or any other joint filling compound by chiseling/ machine cutting from the joints inluiding backup rods from the joints, cleaning the joints thoroughly using compressed air or other mechanical means to make the surafce free from dust/ bitumen/ any other sealing compound, protecting the floor surface using masking tape on either sides of joints to prevent accidental spillage of sealant, fixing the polystyrene backup rod of 15 mm dia, applying primer on joints with and sealing with approved polyurethane based pavement joint sealant all as per Manufacturer's instructions and removing masking tape after application of sealant complete all as specified and directed. Make: Fosroc or STP or any equivalent

M & L for preparation of joints 20 mm wide and 25 mm deep by taking out old filler board /backup rod, cleaning full depth of cutting by taking out all deposit material from the joint using compressed air or other mechanical means, protecting the floor surface using masking tape on either sides of joints to prevent accidental spillage of sealant, inserting the filler board of 20-22 mm dia (make: Siliflex STP) and 10 mm deep with backup rod of 20-25 mm dia, applying primer on joints with and sealing with approved polyurethane based pavement joint sealant all as per Manufacturer's instructions and removing masking tape after application of sealant complete all as specified and directed. Make: Fosroc or STP or any equivalent

M & L for cutting/chipping slab cracks to "V" section in existing rigid concrete slab upto depth of 50 mm and width of 40 mm at top, cleaning out surface with compressed air or other mechanical means to remove dust/loose particles etc and applying epoxy mortar to a depth averaging 50mm, well packed and compacted with appropriate tools, properly levelled and finished flush with the existing slab using epoxy mortar all as per manufacturer's instructions complete all as specified and directed.

M & L for Cutting PQC surface upto a depth of 300mm using diamond cutting into exact square shape including trimming sides of cut portion complete all as specified and directed.

Demolition of Concrete i.e PQC and in any position not otherwise specifically provided for including removal and disposal outside MD land complete all as directed by Engg in Charge

Supply and laying of one layer of polythene film (black colour) 400 micron thickness as per ASTM D2103/IS 2508 laid over sand layer with side and end over lapping not less than 300 mm complete all as approved by GE.

M & L for Pavement quality cement concrete (PQC) work in pavement /Hard standing of flexural strength 44 Kg /Sq cm in field using min 400 Kg of cement per cubic metre or as per design mix, (thickness of concrete 250mm) mixed with polyster triangular fibre spread and compacted all as specified including necessary form work, finishing to match existing pavement complete all as specified and as directed.

M & L for preparation of new or previously treated bituminous/concrete surfaces to recieve painting, painting lines, dashes, arrows, letters etc exceeding 10 cm width with two coat of approved water based road marking paint color white, Golden yellow, deep orange, PO red and black as per the requirement in the Air Field complete all as specified and directed. The line painting shall stand out boldly and solidly without showing signs of brush marks or surface underneath.If necessary the surface shall be repainted until the desired result is obtained. Make : APCOTRAK of Asian paints or equivalent. Note: Coverage area of paint shall be brought to 6 sqm/Lit by adding 10-15% of potable water complete all as specified and directed.

M & L for preparation of bituminous/concrete surfaces and painting lines, dashes, arrows, letters etc not exc. 10 cm width with one coat of approved water based Road marking paint of color white, Golden yellow, deep orange, PO red and black as per the requirement in the Air Field complete all as specified and directed. Make : APCOTRAK of Asian paints or equivalent. Note: Coverage area of paint shall be brought to 6 sqm/Lit by adding 10-15% of potable water.

Dismantling structural steel work including doors, gates (ie, dismantling of corroded portion of gates/doors etc) complete all as specified and directed

M & L Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering, Doors etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive or steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete FE 410-W(Gde E-250) Quality A complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

M & L for mild steel round bars 10mm dia and over cut to length bent to s hape required and fixing as required in fencing complete all as specified and directed.

M & L Mild steel flat iron 40 x 6 mm as in post in fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc. and similar work conforming to Fe 290 (Gde E-165) complete all as specified and directed.

S & F in repairs Galvanised, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and directed. (each line wire to be measured)

Supply and fixing in repairs crossed spiral concertina coil 610mm dia , made up of 2.6mm HTGS spring core wire having tensile strength of 1600 N/Sqmm and punched tape of 0.5 mm thick and 13 mm wide after crimming. punched tape shall be of hot dipped galvanised min 200 micron and having medium barbs of 24mm width @ 35mm centre to centre. Each concertina coil shall be of min 50 turns and 5 clips in two turns (weight of coil 8 kg to be stretchedup to 6-8 m i.e 1.14Kg/rm)complete all as specified and directed.

Dismantling posts or struts (wood, steel or R.C.C.) any section, including taking out embedded portion and making good disturbed ground posts embeded in concrete,brick work, masonry work, etc.complete all as specified and directed

M & L Hand rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe 410-0 or Fe 310-0 complete all as specified and directed.

M & L preparation of new or previously untreated steel surfaces, of any description over 10cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over red oxide zinc chrome priming complete all as specified and directed.

M & L preparation of new or previously untreated steel surfaces, of any description n exc 10cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over red oxide zinc chrome priming complete all as specified and directed.

Dismantling old fencing wire mesh, any type complete all as specified and directed.

Supply only chain link galavnised PVC coated fencing as specified complete all as specified and directed.

Fixing only chain link fencing including line wires, and mesh size type of standards, rail straining bols etc size of mess 100x100mm 4mm dia wire complete all as specified and directed.

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

Excavation in post hole (or similar holes) each n.exc 0.5 cum and getting out, returning filling in and ramming earth or broken rubble mixed with earth around, in layers n.exc 25 cm watering and removing surplus soil to a distance n.exc 50 m and making good in hard/dense soil complete all as specified and directed.

M&L for PCC 1:3:6 type C-2 in fdn filling and mass concrete complete all as specified and directed.

Demolition of reinforced cement concrete in ground floors and pavings not exceeding 15 cm thickness (below or above GL) complete all as specified and directed.

M & L Providing reinforced cement concrete type B-1, 1:2:4 (20 mm graded aggregate) In precast posts, fencing posts, straining or terminal posts, struts etc. for fencing, average sectional area exc 100 and n exc 250 sq. cm, with or without chamfered angles and flat, splayed, rounded or mitred tops complete all as directed and specified.

S&F MS bolts machine made with hexagonal or square head one end screwed the other or screwed both end n exc 5 cm long 11 to 15 mm dia of neck complete all as specified and directed.

Demolition of brick work or stone masonry built in cement mortar including all quions, arches, pillars,etc but excluding ashlar facings, dressed stone work and precast concrete articles complete all as specified and as directed.

M & L Brick work with sub class 'B' bricks straight or curved on plan exc 6m mean radius built in cm 1:4 all as specified and as directed

M & L for PCC Coping in PCC 1:3:6 type C1 using 20mm graded aggrgate including chamfered edges all as specified and directed

Demolition of stone/boulder masonry built in cement mortar including all quoins, arches, pillars, etc but excluding ashlar facings, dressed stone work and precast concrete articles complete all as specified and directed.

M & L for walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in CM 1:6 complete all as specified and directed.

All as per serial No 35 herein in before except stone complete all as specified and directed. Note : stone obtained from serial No 34 shall be reused for this item

M & L for extra over stone walling for hammer dressing to face stones and dressing of face beds and joints, as specified, or random rubble walling, uncoursed or brought upto courses, Hammer dressing with maximum depression on face from straight edge held against the dressed surface n.exc 40 mm all as specified and directed by Engr - in-charge.

M & L for raised pointing to random rubble masonry , uncoursed or brought upto courses in CM 1:4complete all as specified and directed.

M & L for rendering 15 mm thick on fair faces of brick or concrete wall surfaces finished to evern and smooth without using extra cement in CM 1:4 complete all as specified and directed.

Dismantling Stone/granite slabs and tiles of any description or thickness in floors, aprons at any height etc laid bedded and pointed in any mortar complete all as specified and directed..

M & L granite (of any type) work 15 to 18 mm thick (table rounded and polished) in gate pillars etc in cm 1:4 at any height from G.L, including pointing with white cement using admixter to match the surface including necessary scaffoldings to work at greater height from G.L complete all specified and directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings,heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories) complete all as specified and directed.

S & F in repairs 110 mm PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls including short lengths, with all pipe fittings such as ends, elbows, unions, hose clips etc. and fixing to walls etc, complete with saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves and cutting through walls, floors and their making good and also cutting, screwing and waste complete all as specified and directed..

M & L for screed bed or bedding layer of cement mortar 1:6, 15 mm thick for laying floor finishes complete all as specified and directed.

M & L for 40 mm thick PCC type B1 1:2:4 (20mm graded stone aggregate) as in sub base to flooring complete all as specified and directed.

M & L Chequered cement concrete tiles 200X200X 25 mm thick,set & jointed and pointed in neat cement slurry in floors with grey cement and no pigments complete all as specified and directed.

M & L for sand filling (coarse M sand) under floors including watering and consolidation complete all as specified and directed.

M & L Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60mm thickness, M-35 Grade With grey cement and pigments complete all as specified and directed.

M & L of cement concrete type B 1:2:4 20mm graded stone aggregate as in surface channels, benching inside manholes, drains complete all as specified and directed

M & L for brick work with sub class 'B; brick in half brick thick built in CM 1:4 straight or curved in plan exceeding 6 mtr mean radius complete all as specified and directed.

M & L for precast reinforced concrete 1:2:4 type B1 using 20 mm graded stone aggregate for cover slab set in and pointed in CM 1:6 including necessary formwork complete all as specified and directed.

S & F TMT bars 10 mm dia and over cut to length bend 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.

Excvn in trenches n exc. 1.5M wide and n exc. 1.5M in depth for foundation etc. and getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in soft/loose soil complete all as specified and directed.

Removing excavated soil to a distance n.exc 50 M and despositing where directed at a level not exc 1.5 M above the starting point complete all as specified and directed.

Total of Schedule 'A'

SCHEDULE OF CREDIT

Schedule of Credit (Minus) Rs. 14875.00 B/F from Ser page No.103. NOTE: Bidder shall insert credit amount as rate Rs. 14875.00 in Green field under Col-5.

Sub Total of Schedule of Credit

DEFT GROUP ELECTROMECHANICAL