Repairing and resurfacing of road in MBMC area. (Yearly Tender)

Amount

Description

ITEM NO. 1 Excavation for foundation in earth, soil of all types, sand, gravel and soft murum, including removing the excavated material up to a distance of 50 m. beyond the building area and stacking and spreading as directed, dewatering, preparing the bed for the foundation and necessary back filling, ramming, watering including shoring and strutting etc. complete. (Lift upto 1.5 m.) By Mechanical Means SSR NO. 21.02

ITEM NO. 2 Scarifying the existing granular road surface to a depth of 50 mm and disposal of scarified material with in all lifts and leads up to1000 metres. SSR NO. 3.09

ITEM NO. 3 TRANSPORTING OF EXCAVATED MATERIALS lead 3.00 k.m. SSR in Statment C 1

ITEM NO. 4 Providing dry/ trap/ granite/ quartzite/ gneiss rubble stone soling 15 cm to 20 cm thick including hand packing and compacting etc. complete. SSR NO. 21.38

ITEM NO. 5 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with Intelligent Compactor with compaction analyzer and V-Sat attachment. to the required density. By Mechanical Means - Grading II (Using Screening Type B (11.2 mm) Aggregate) SSR NO. 3.20

ITEM NO. 6 Providing and constructing 75 mm. thick Modified Penetration Macadam (MPM) road surface including all materials, preparing the existing road surface, spreading 40 mm. stone metal layers 30% crusher broken metal + 70% Hand broken (by breaking rubble obtained by blasting) heating and spraying the bitumen of VG-30 grade @ 2 Kg/sqm, spreading 12 mm.size chips compacting with three wheel static roller having weight 8 to 10 MT. to achive the desired degree of compaction as per Technical Specification Clause 506 etc. complete. Including picking of existing WBM surface. SSR NO. 3.35 a

ITEM NO. 7 Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen set footed in bitumen boller on B.T. surface 2.5 kg/10 sqm.VG-30 bulk bitumen SSR NO. 3.30

ITEM NO.8 Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen with sprayer on Dry / Hungry B.T. surface 3 kg/10 sqm. VG-30 bulk bitumen SSR NO. 3.31

ITEM NO. 9 BITUMINOUS MACADAM: Proving and laying bituminous macadam using crushed aggregates of Grading 1, premixed with bituminous binder, transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction for 80/100 mm compacted thickness with 3.3 % VG-30 Bitumen. -- USING 80 TPH Batch mix type hot mix plant with SCADA, Sensor Paver, Intelligent Compactor with compaction analyzer and V-Sat attachment. SSR NO. 3.40

ITEM NO. 10 9 MM SEAL COAT: Providing and laying of Type A 9mm premix seal coat with HMP of apropriate capacity crushed stone chiping 6.7 mm size and penetration bitumen of specified grade @ 1.2kg/Sq.m, preparing existing road surface by mechanical means, spreading chips and rolling, by static roller having weight 8 to 10 MT. etc. complete.(VG-30 bulk bitumen rates are considered to arrive at rates) SSR NO. 4.13

ITEM NO. 11 BITUMINOUS CONCRETE:--Providing and laying bituminous concrete using crushed aggregate of grading 1, premixed with bituminous binder @5.2% by weight of total mix and filler, transported at site with VTS, laid over a previously prepared surface, finished to the required grade ,level, alignment, and rolling to achieve the desired density for 50mm compacted thickness with drum mix plant with SCADA, Sensor paver and Vibratory roller excluding prime/Tack coat etc. complete --Bitumen VG-30 grade with stone dust filler. SSR NO. 3.50

ITEM NO.12 Providing and Laying Pressure Sensitive Technology ( PST ) based Insstapattch ready mix compound for repair potholes, manufactured from aggregates of 4-12 mm, treated with special grade bitumen, Pressure Sensitive Polymer( PSP) and Cross Linking Chemical (CLC) agents etc, technically evaluated for repairs on bitumenous/concrete surfaces, confirming to CRRI and IRC accreduted norms for pressure sensitive polymer products for repairs of Potholes on road/ Pavements, havinfg upto 25mm thick insstapattch layer on base of compacted aggregates ( Crusher Brocken ) of 50mm thickness including labours, material, tools and tampering etc complete. SSR.NO.8.24

ITEM NO.13 Dismantling of cement concrete pavement by mechanical means using pneumatic tools,breaking to pieces not exceeding 0.02cum in volume and stock piling at designate dlocation s and disposal of dismantled materialsuptoaleadof1000metres,stacking service able and unserviceable materials separately etc. complete. SSR.NO.3.11

ITEM NO.14 Construction of dry lean cement concrete Sub-base over a prepared sub-grade with coarse and fine aggregate (naturalsand /VSI grade finely washed crusheds and) conforming toIS:383,the size of coarse aggregate not exceeding 25mm,,cement content not to be less than 150 kg/cum,optimum moisture content to be determined during trial length construction,concrete strength not to be less than10M paat7days,mixed in abatching plant/Weigh batch mixer,transported to site with all leads and lifts,laid with apaver with electronic sensor/ bysuitable means asapproved by Engineer-in-charge,compacting with vibratory roller,finishing,curin gand including preparation of sub-grade surface if required etc. complete. SSR.NO.5.13

ITEM NO.15 Providing and layingin-situ M40 Grade unreinforced plain cement concrete pavement over aprepared sub base with 43grade cement,coarse and fine aggregate (natural sand/VSI grade finely washed crusheds and) conforming to IS383,using fine and coarse aggregates combined gradation as per Table600-3 of MORTH Specification 2013,mixedina Tilting type Concrete Mixer as perapproved mix design,admixtures,spreading,laying compacting and finished in acontinuous operation without paver machine,finishing to lines and grades as directed by Engineer-in-charge and curing by curing compound /by providing cement vatain cement Mortar1:8 @0.6mX0.6m centre to centre,admeasuring 8 0mmatbottomand40mmattopwithdepthof75mmandmaintainingthesamethroughoutcuringperiodbyanyother method approved by Engineer-in-charge. SSR.NO.5.06

ITEM NO.16 Cutting transverse contraction joints 3to4mm wide and depth 60mm. .inconcrete slab using concrete cutting machine with diamond studd edsaw within 48 hours of castingofbay/slabetc.completeincludingsubsequentwideningofthegroove8to10mm.wideattophaving depth of 15 mm. as directed by Engineer incharge.. SSR.NO.5.17

ITEM NO.17 Providing to contraction joints polysuphid esealent (Pouringgrade) confirming to BS:5212-1989 into saw ed groove widene da ttop for sealen treservoirofspecifiedsizeandshapeasperdetaileddrawingincludingfixingPolyethylenefoambackerrodofrequireddiameter(appraox.25%largerthantheinitial3mm.to4mm.joint)overlaidwithbondbreakingtapeasperdetaileddrawing.Itemincludescleaningthejointswithwaterjet/aircompressorandallowingjointtobecomethoroughlydrybeforesealentisappliedandapplyingprimer. (A) Contraction and longitudinal joints (15 mm. deep x 8 mm.wide. SSR.NO.5.18

ITEM NO.18 Providing andl aying 125 micron Low Density Polyethylene (LDPE) sheet confirming to IS 3395 : 1997 below concrete pavement including all materials and labour complete.. SSR.NO.5.19