Military Engineer Services Tender

Rough excavation n. exc. 1.5m deep and getting out in soft/loose soil (Moorum) complete all as specified and as directed by the Engineer-in-Charge.

Excavation in trenches by Mechanical means (Hydraulic excavator) n. exc. 1.5m deep and getting out in any type of soil including dressing of sides and ramming of bottoms including dewatering etc. for sub-surface drainage complete all as specified and as directed by the Engineer-in-Charge.

Excavation over areas by Mechanical means (Hydraulic excavator) n. exc. 1.5m deep and getting out in any type of soil including dressing of sides and ramming of bottoms including dewatering etc. for sub-surface drainage complete all as specified and as directed by the Engineer-in-Charge.

Excavation over areas by Mechanical means (Hydraulic excavator) exc. 1.5m but n. exc. 3.0m deep and getting out in any type of soil including dressing of sides and ramming of bottoms including dewatering etc. for sub-surface drainage complete all as specified and as directed by the Engineer-in-Charge.

Excavation of compacted surcharge loading (Moorum) by Mechanical means (Hydraulic excavator) up to 4.5m deep and getting out including dressing of sides and ramming of bottoms including dewatering etc. for sub-surface drainage including removal of moorum within INS Dega site complete all as specified and as directed by the Engineer-in-Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers n. exc. 25 cm complete all as specified and as directed by the Engineer-in-Charge.

M&L for 50 mm thick crusher sone dust filling in pavings, laid in layers n. exc. 15cm thick, spread, levelled and rammed including watering and rolling complete all as specified and as directed by the Engineer-in-Charge.

Hand packing (any thickness) with brocken stone or boulders (40-60mm graded stone aggregate) at back of walls etc. and raising (or lowering) to the required level complete all as specified and as directed by the Engineer-in-Charge.

Hand packing (any thickness) with brocken stone or boulders (60-80mm graded stone aggregate) at back of walls etc. and raising (or lowering) to the required level complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankments or under rigid/flexible pavement or pavings etc., laid in layers n. exc. 15 cm thick, spread, levelled and rammed including watering and rolling to true surfaces with heavy power roller to achieve compaction of 98% modified proctor density complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading in bottom layer (500mm depth above granular sand blanket)), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 25 cm thickness to a height n. exc. 1.5m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 50 cm thickness to a height n. exc. 4.5m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For backfill on sides of granular sand blanket), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 50 cm thickness to a height n. exc. 4.50m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.14 to 17: (i) Moorum shall be brought from outside MoD land. (ii) Compacted thickness will be measured for payment. (iii) These rate are inclusive of forming embankment. (iv) Moorum shall have liquid limit (LL) less than 35%, plasticity index (PI) less than 15%. (v) Moorum shall be of maximum dry density not less than 2g/cm3.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading in bottom layer (500mm depth above granular sand blanket)), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 25 cm thickness to a height n. exc. 1.5m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 50 cm thickness to a height n. exc. 1.5m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 50 cm thickness to a height exc. 1.5m but n. exc. 3.0m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge.

M&L for moorum filling in embankment with proper side slope as per drawing (For surcharge preloading), spread, levelled, rolled and consolidated with 8 to 12 tonne static road rollers and vibratory roller in layers n. exc. 50 cm thickness to a height exc. 3.0m but n. exc. 4.5m from MGL maintaining a minimum degree of compaction of 98% of modified proctor density including watering and necessary T&P all as per cross section details shown on drawing complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.17 to 20: (i) Moorum shall be used after removal of surcharge from the adjacent Parallel Taxi Track. (ii) Compacted thickness will be measured for payment. (iii) These rate are inclusive of forming embankment. (iv) Moorum shall have liquid limit (LL) less than 35%, plasticity index (PI) less than 15%. (v) Moorum shall be of maximum dry density not less than 2g/cm3.

Labour only for moorum filling (Using moorum obtained from rough excavation) in embankments or under rigid pavement or pavings etc., laid in layers n. exc. 15 cm thick, spread, levelled and rammed including watering and rolling to true surfaces with heavy power roller to achieve compaction of 98% modified proctor density complete all as specified and as directed by the Engineer-in-Charge.

M&L for dry clean river sand passing through IS sieve 2.36mm and held in IS sieve 600 micron, spread and compacted to 10mm thickness complete all as specified and as directed by the Engineer-in-Charge.

M&L for river sand filling in pavements, Taxi links, (Granular sand blanket measuring 500mm thick) including watering, levelling, rolling and consolidating the surface by heavy compaction (IS-2720 Part-8) using vibratory roller of 8 to 10 tonne capacity to obtain 75-80% of maximum dry density complete all as specified and directed by the Engineer-in-Charge. Note: Care shall be taken not to disturb PVDs while filling and compacting the sand layer.

Depositing, spreading and levelling in layers n. exc. 15 cm thick of smaller gradation filter material around and over 630mm HDPE pipes manually without damage to drainage pipe (As per MORTH Table 300-3 (Class-1)) in trenches for sub surface drain including all necessary arrangement for maintaining geotextile on vertical position complete all as specified and as directed by the Engineer-in-Charge.

Depositing, spreading and levelling in layers n. exc. 15 cm thick of larger gradation filter material around and over 630mm HDPE pipes manually without damage to drainage pipe (As per MORTH Table 300-3 (Class-3)) in trenches for sub surface drain including all necessary arrangement for maintaining geotextile on vertical position complete all as specified and as directed by the Engineer-in-Charge.

Removal of excavated material (Soil) n. exc. 500m and depositing, spreading & levelling where directed complete all as specified and as directed by the Engineer-in-Charge.

Removal of excavated material (Soil) exc. 500m but n. exc. 1.0 Km and depositing, spreading & levelling where directed complete all as specified and as directed by the Engineer-in-Charge.

Removal of excavated material (Soil) exc. 1.0 Km but n. exc. 1.5 Km and depositing, spreading & levelling where directed complete all as specified and as directed by the Engineer-in-Charge.

Removal of stacked material (Moorum) by excavation to any depth within INS Dega site as directed and depositing, spreading & levelling where directed complete all as specified and as directed by the Engineer-in-Charge.

Removal of excavated material (Rock/PQC/debris) exc. 1.5 Km but n. exc. 5.0 Km and depositing, spreading & levelling where directed complete all as specified and as directed by the Engineer-in-Charge.

Removal of demolished building materials etc. to a distance exc. 1.0 Km but n. exc. 5 km, spreading & levelling, beyond the lead included in the rates, including loading, unloading and stacking at the destination complete all as specified and as directed by the Engineer-in-Charge.

M&L PCC 1:3:6 type C2 (Using 40mm graded stone aggregate) in foundations, supports, filling and mass concrete etc. complete all as specified and as directed by the Engineer-in-Charge.

M&L RCC M-30 as in foundation including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and as directed by the Engineer-in-Charge.

M&L RCC M-30 as in walls, retaining walls, basement walls, ballast walls and the like, any thickness; above top of footings; including attached pilasters and buttresses complete all as specified and as directed by the Engineer-in-Charge.

M&L pre-cast cement concrete block masonry with solid PCC blocks of grade C5 conforming to IS-2185 Part-I, in CM 1:6, exc. 10cm in width and setting in mortar complete all as specified and as directed by the Engineer-in-Charge.

Use and waste formwork 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 complete all as specified and as directed by the Engineer-in-Charge.

Use and waste formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter complete all as specified and as directed by the Engineer-in-Charge.

M&L high strength corrosion resistant TMT CRS bars, grade Fe-500 D, 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 as directed by the Engineer-in-Charge.

M&L 110mm dia. PVC (SWR) pipe as in weep holes with geosynthetic material packing at the back shall be provided at every 2m horizontal intervals with slope 1:8 complete all as specified and as directed by the Engineer-in-Charge.

Supply and laying of 630mm outer dia. (PE-100, PN-16) HDPE pipe confirming to IS 4984-2016 and shall be jointed/laid in accordance with latest IS-7634 Part-2, slotted around circumference all as shown in drawing and specified for sub surface drain including necessary bend, connectors etc to maintain proper gradient to drain out water to the final disposal point complete all as specified and as directed by the Engineer-in-Charge. Note: Slots shall be of length 65mm and width 5mm with spacing 25mm on whole circumference of the pipe.

Supplying and installation of cassagrande's piezometers including all fittings & accessories as shown in drawing to monitor the consolidation of soil during ground improvement by PVD method during surcharge loading complete all as specified and as directed by the Engineer-in-Charge.

Supplying and installation of settlement gauges including all fittings & accessories as shown in drawing to monitor the consolidation of soil during ground improvement by PVD method during surcharge loading complete all as specified and as directed by the Engineer-in-Charge.

Supply and installation of temporary sump with rotational moulded polyethylene water storage tanks (cylindrical vertical) of 2000 litre capacity and fixed in position at the end for collection of sub drain & underground water during the surcharge period including excavation, dewatering and necessary pumping arrangement for disposal of water from the storage tank to the nearest storm drains and loose filling of sump with size of 20-40mm aggregate after completion of soil stabilization without any extra cost, complete all as specified and as directed by the Engineer-in-Charge.

M&L rolling and consolidating formation surface in cutting with power roller exc. 8 ton but n. exc. 12 ton including diversion of existing drain water/stagnated water and bailing of water etc. complete all as specified and as directed by the Engineer-in-Charge.

S&F high density polyethylene strip estabilised with minimum 1.5% to 2% of carbon black Geocell mattress having a minimum density of 0.90 gm/cc, minimum strip/cell wall thickness of 1.20mm, cell depth of 150mm, weld spacing 330mm and the cell perforation area shall be between 11% to 16% of cell surface area, (Geocell mattress shall be filled with GSB) confirming to clause 705, table 700-12 of MORTH 5th Revision complete all as specified and as directed by the Engineer-in-Charge. Note: GSB shall be measured and paid separately.

Supply and laying/wrapping of Non-woven Polypropylene Geotextile having minimum weight 285 gm per Sq.m. (Confirming to clause 702, Table 700-5 of MORTH 5th Revision) complete all as specified and as directed by the Engineer-in-Charge.

M&L for laying and compacting 150mm (compacted thickness) Granular Sub Base (GSB) Grade V in single layer (grading and physical requirements as per Table 400-1 and 400-2 respectively of MORTH specification for road and bridge works) over compacted sub grade with natural sand, crushed gravel, crushed stone, crushed slag, or combination thereof as per grading required, all the materials mechanically mixed, spread and levelled on the sub grade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density including consolidating to required gradient and camber complete all as specified and as directed and finishing the surface tolerance as per table 900-1 of MORTH specifications for Road and Bridge works, 2013 complete all as specified and as directed by the Engineer-in-Charge.

M&L for laying and compacting 200mm (compacted thickness) Granular Sub Base (GSB) Grade V in single layer (grading and physical requirements as per Table 400-1 and 400-2 respectively of MORTH specification for road and bridge works) over compacted sub grade with natural sand, crushed gravel, crushed stone, crushed slag, or combination thereof as per grading required, all the materials mechanically mixed, spread and levelled on the sub grade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density including consolidating to required gradient and camber complete all as specified and as directed and finishing the surface tolerance as per table 900-1 of MORTH specifications for Road and Bridge works, 2013 complete all as specified and as directed by the Engineer-in-Charge.

M&L for laying and compacting 300mm (compacted thickness) Granular Sub Base (GSB) Grade V in two layers of 150mm each (grading and physical requirements as per Table 400-1 and 400-2 respectively of MORTH specification for road and bridge works) over compacted sub grade with natural sand, crushed gravel, crushed stone, crushed slag, or combination thereof as per grading required, all the materials mechanically mixed, spread and levelled on the sub grade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density including consolidating to required gradient and camber complete all as specified and as directed and finishing the surface tolerance as per table 900-1 of MORTH specifications for Road and Bridge works, 2013 complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.47 to 49: 1. Payment shall be made for solid quantity arrived after consolidation. 2. Compaction of granular sub base filling shall be carried out under optimum moisture conditions to achieve 98 % of modified proctor density. 3. Before execution of this item the approved material obtained from outside MD land shall be tested/checked for suitability to use. 4. The lead/royalty involved is to be ascertained by the contractor before quoting his tender and no extra payment/adjustment for increased in lead or rate of royalty due to whatsoever reason shall be admissible on his account. 5. The contractor shall use vibratory earth compactor in lieu of power roller to achieve 98% maximum dry density (MDD) at OMC without any extra cost and the method of compaction to be adopted as per recommendation of agency reporting max density at OMC 6. GSB shall be as per MORTH specification as detailed in particular specification.

M&L for laying and compacting 225mm thick (compacted thickness) of Wet Mixed Macadam (WMM), in two layers manufactured in WMM plant, each layer compacted separately (physical requirements and grading as per Table 400-12 and 400-13 respectively of MORTH specification for Road and Bridge works), material comprising of clean, crushed, graded aggregate and granular material premixed with water to as dense mass, spreading using sensor paver including spreading and compacting using double drum smooth wheeled vibratory roller with 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density and rolled consolidated to required gradient and camber complete as specified, including the soundness test catered out on the material delivered at site as per IS 2386 (Part-5) in case the water absorption value of coarse aggregates is grater than 2%, and finishing the surface tolerances as per Table 900-1 of MORTH specifications for Road and Bridge works complete all as specified and as directed by the Engineer-in-Charge.

M&L for laying and compacting 150mm thick (compacted thickness) of Wet Mixed Macadam (WMM), in single layer manufactured in WMM plant, compacted separately (physical requirements and grading as per Table 400-12 and 400-13 respectively of MORTH specification for Road and Bridge works), material comprising of clean, crushed, graded aggregate and granular material premixed with water to as dense mass, spreading using sensor paver including spreading and compacting using double drum smooth wheeled vibratory roller with 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density and rolled consolidated to required gradient and camber complete as specified, including the soundness test catered out on the material delivered at site as per IS 2386 (Part-5) in case the water absorption value of coarse aggregates is grater than 2%, and finishing the surface tolerances as per Table 900-1 of MORTH specifications for Road and Bridge works complete all as specified and as directed by the Engineer-in-Charge.

M&L for laying and compacting 100mm thick (compacted thickness) of Wet Mixed Macadam (WMM), in single layer manufactured in WMM plant, compacted separately (physical requirements and grading as per Table 400-12 and 400-13 respectively of MORTH specification for Road and Bridge works), material comprising of clean, crushed, graded aggregate and granular material premixed with water to as dense mass, spreading using sensor paver including spreading and compacting using double drum smooth wheeled vibratory roller with 80-100 KN static weight for achieving required compaction density of at least 98% of the maximum dry density and rolled consolidated to required gradient and camber complete as specified, including the soundness test catered out on the material delivered at site as per IS 2386 (Part-5) in case the water absorption value of coarse aggregates is grater than 2%, and finishing the surface tolerances as per Table 900-1 of MORTH specifications for Road and Bridge works complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.50 & 52: 1. The rate quoted shall be for the entire compacted thickness (each layer shall be rolled and compacted separately as described). 2. The Maximum Dry Density shall be determined using modified proctor density determination method as per IS code on prepared GSB surface. 3. Each layer of WMM shall not be more than 100mm / 150mm and shall not less than 75mm thick.

M&L for Dry Lean Concrete (DLC) of compacted thickness 125mm in single layer of aggregate gradation as per Table 1 of SP 49: 2014 having 7 day average compressive strength not less than 10 MPa with minimum cement content not less than 140 Kg/Cu.m., 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 drum smooth wheeled vibratory rollers with 80-100 KN static weight to achieve minimum dry density not less than 98% of that achieved during the trial length construction including necessary finishing etc. complete all as specified and as directed by the Engineer-in-Charge.

M&L for Dry Lean Concrete (DLC) of compacted thickness 100mm in single layer of aggregate gradation as per Table 1 of SP 49: 2014 having 7 day average compressive strength not less than 10 MPa with minimum cement content not less than 140 Kg/Cu.m., 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 drum smooth wheeled vibratory rollers with 80-100 KN static weight to achieve minimum dry density not less than 98% of that achieved during the trial length construction including necessary finishing etc. complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.53 & 54: 1. No price adjustments shall be applicable if excess quantity of cement i.e. more than the minimum mentioned above is approved based on mix design in the execution of work under this item and quoted rates are deemed to be included for the same. 2. DLC shall be as per MORTH specification and as detailed in PS.

M&L for 400 Micron HDPE sheet (Virgin Quality) water proof, wrinkle free polyethylene sheeting without puncture having minimum weight 390 gm/Sq.m. over tack coat/sand cushion as specified in design with overlap between adjacent strips as minimum 300mm and transverse joints at ends as minimum 300mm with maximum standard width available as approved by GE without joints, manufactured by multilayer technology using 100% virgin raw material, confirming to IS: 10889 complete all as specified and as directed by the Engineer-in-Charge. Notes: 1. Sand layer shall be measured and paid separately under BoQ item No.23. 2. Company logo, IS code, and batch number shall be marked on HDPE sheet at every 2 meters. 3. Rate is inclusive of overlaps at joints.

M&L for Pavement Quality Concrete (PQC) 200mm thick of minimum 28 days field flexural strength 45 Kg/Sq.cm. 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 or combination of both, using minimum 360 Kg/Cu.m. of cement content with non-circular synthetic fibre (As per specifications given by E-in-C's Branch policy letter No.95610/Policy/Mon/E2W (RI-1) date 26 Oct 20220), with rate of dosage of fibres as specified by manufacturer, laid, spread and compacted with slip-form paver including curing and tinning by texturing cum curing machine complete all as specified and as directed by the Engineer-in-Charge.

M&L for Pavement Quality Concrete (PQC) 150mm thick of minimum 28 days field flexural strength 45 Kg/Sq.cm. 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 or combination of both, using minimum 360 Kg/Cu.m. of cement content with non-circular synthetic fibre (As per specifications given by E-in-C's Branch policy letter No.95610/Policy/Mon/E2W (RI-1) date 26 Oct 20220), with rate of dosage of fibres as specified by manufacturer, laid, spread and compacted with slip-form paver including curing and tinning by texturing cum curing machine complete all as specified and as directed by the Engineer-in-Charge.

M&L for Pavement Quality Concrete (PQC) 370mm thick of minimum 28 days field flexural strength 45 Kg/Sq.cm. 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 or combination of both, using minimum 360 Kg/Cu.m. of cement content with non-circular synthetic fibre (As per specifications given by E-in-C's Branch policy letter No.95610/Policy/Mon/E2W (RI-1) date 26 Oct 20220), with rate of dosage of fibres as specified by manufacturer, laid, spread and compacted with slip-form paver including curing and tinning by texturing cum curing machine complete all as specified and as directed by the Engineer-in-Charge.

Notes for Item Nos.56 to 58: 1. Construction joints/dummy joints and expansion joints shall be measured and paid separately under respective items. 2. Deduction shall be made in computing concrete quantity for expansion joints. 3. Contractor shall consider minimum 400 Kg of cement per cubic meter of concrete while quoting this item. Actual quantity of cement shall be used as per approved design mix. No price adjustment shall be applicable for excess quantity of cement content i.e. beyond 400 Kg as per approved design mix in execution of work. 4. Non circular synthetic fiber shall be mixed in the PQC @ 0.25% of cement all as per manufacturers instructions and as directed by the Engineer-in-Charge. 5. Supply only of non circular synthetic fibre shall be measured and paid separately. 6. Cost of steel formwork and testing as specified shall be deemed to be included in the rate quoted by the tenderer. 7. Maximum working temperature shall not exceed 30 degree centigrade of atmosphere. 8. Required surface texturing to be done as specified in Clause 10.1.14 and Table 9 of IRC: 15-2017.

Supply only non-circular, virgin, synthetic, monofilament polyester fibres of length 12mm to 18mm, specific gravity 1.34 to 1.39, UV stable, alkali resistant, equivalent diameter 15-40 micron, minimum melting temperature 250o C and minimum tensile strength 300 MPa complete all as specified and as directed by the Engineer-in-Charge. Notes: 1. All properties/specifications to meet test parameters as per IS 16481:2016. 2. Design mix to be prepared after incorporating fibres.

M&L for forming 25mm wide expansion joint for 200mm thick PQC by cutting using high RPM diamond cutter of appropriate size, straight and smooth edges, early entry saw and subsequent full depth cutting, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris and filling the joint with pre-molded 25mm thick compressible polyethylene closed cell type filler board as specified and thereafter applying 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 the closed cell, medium density, crossed linked polyethylene foam backup rod of 30mm dia., over filler board and filled with polyurethane based sealant (fuel resistant) complying with BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of +/- 30% having minimum 10 years performance guarantee, applying masked tape on the edges of joints to prevent accidental spill age of sealant and removing the masking tape after filling of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge.

M&L for forming 25mm wide expansion joint for 370mm thick PQC by cutting using high RPM diamond cutter of appropriate size, straight and smooth edges, early entry saw and subsequent full depth cutting, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris and filling the joint with pre-molded 25mm thick compressible polyethylene closed cell type filler board as specified and thereafter applying 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 the closed cell, medium density, crossed linked polyethylene foam backup rod of 30mm dia., over filler board and filled with polyurethane based sealant (fuel resistant) complying with BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of +/- 30% having minimum 10 years performance guarantee, applying masked tape on the edges of joints to prevent accidental spill age of sealant and removing the masking tape after filling of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.60 & 61: 1. The polyethylene rod shall be of desired diameter having minimum density of 22 Kg/Cu.m. and compression strength of 0.40 Kg/Sq.m. of white colour. 2. Primer to be used before filling sealant. 3. The joint filler shall be pre-moulded, compressive filler board with high performance closed-cell material available in board form (HD 100) and shall comply with the requirements of ASTM-D3575/IS standards (latest revision).

M&L for forming contraction (Dummy) joints of 8mm wide and depth 1/3 to 1/4 the thickness of slab (200mm thick PQC) using high RPM diamond cutter with and initial saw cut of 3mm soon after concrete has set, widening the first saw cut to 8mm width and 24mm deep from the top using diamond bit cutter of appropriate size, straight and smooth edges, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris, applying 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 10mm dia., applying the bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant (fuel resistant) 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 to prevent accidental spill age of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge.

M&L for forming contraction (Dummy) joints of 8mm wide and depth 1/3 to 1/4 the thickness of slab (370mm thick PQC) using high RPM diamond cutter with and initial saw cut of 3mm soon after concrete has set, widening the first saw cut to 8mm width and 24mm deep from the top using diamond bit cutter of appropriate size, straight and smooth edges, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris, applying 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 10mm dia., applying the bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant (fuel resistant) 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 to prevent accidental spill age of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge.

M&L for forming contraction (Dummy) joints of 8mm wide and depth 1/3 to 1/4 the thickness of slab (150mm thick PQC) using high RPM diamond cutter with and initial saw cut of 3mm soon after concrete has set, widening the first saw cut to 8mm width and 24mm deep from the top using diamond bit cutter of appropriate size, straight and smooth edges, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris, applying 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 10mm dia., applying the bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant (fuel resistant) 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 to prevent accidental spill age of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge.

M&L for forming contraction (Dummy) joints of 8mm wide and depth 1/3 to 1/4 the thickness of slab (250mm thick PQC) using high RPM diamond cutter with and initial saw cut of 3mm soon after concrete has set, widening the first saw cut to 8mm width and 24mm deep from the top using diamond bit cutter of appropriate size, straight and smooth edges, cleaning the joint thoroughly with application of compressed air and making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris, applying 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 10mm dia., applying the bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant (fuel resistant) 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 to prevent accidental spill age of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge. Notes for Item Nos.62 to 65: 1. The polyethylene rod shall be of desired diameter having minimum density of 22 Kg/Cu.m. and compression strength of 0.40 Kg/Sq.m., of white colour. 2. Primer to be used before filling sealant. 3. The Joint filler shall be pre-moulded, compressive filler board with high performance closed-cell material available in board form (HD 100) and shall comply with the requirements of ASTM-D3575/IS Standards (latest revision). 4. Cutting of joints shall be completed within 24 hours.

M&L for cutting of construction joints 25mm deep and 10mm wide by early entry saw cut using diamond bit cutter of appropriate size, straight and smooth edges, cleaning the joint thoroughly with application of compressed air, making dry, vacuum cleaned and free of dirt, oil, vegetation and other debris, applying 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 12mm dia., applying the bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant (fuel resistant) 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 to prevent accidental spill age of sealant and removing the masking tape after filling of sealant as per the method specified and directed by the manufacturer complete all as specified and as directed by the Engineer-in-Charge. Notes: 1. The polyethylene rod shall be of desired diameter having minimum density of 22 Kg/Cu.m. and compression strength of 0.40 Kg/Sq.m., of white colour. 2. Primer to be used before filling sealant. 3. The Joint filler shall be pre-moulded, compressive filler board with high performance closed-cell material available in board form (HD 100) and shall comply with the requirements of ASTM-D3575/IS Standards (latest revision).

Supply and installation of Prefabricated Verticle Drains (PVD) of size 100mm wide x 5mm thick (Minimum thickness) at a spacing of 1.2m in triangular pattern by using drain stitcher over the entire area as shown on drawing and complete all as specified and as directed by the Engineer-in-Charge. Notes: 1. PVDs shall be cut after installation in such a manner that PVD head length of 400 mm can be embedded in a sand blanket of 500mm thickness as shown in drawing. 2. PVDs shall consist of corrugated inner core wrapped in non woven geotextile (Polypropylene) and shall have discharge capacity not less than 100 x 10-6 m3/s under hydraulic gradient of 1 at pressure of 250 kPa. 3. The rate quoted shall include the cost of labour, equipment, material, marking etc. required for installation of PVDs. 4. PVD installation shall be got done as per manufacturer’s instructions and through authorized/nominated applicator/installer of manufacturer of PVD. 5. PVD shall be procured from the following manufacturers: (a) M/S TECHFAB (b) M/S TENCATE (c) M/S NYLEX