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| 1 | Construction of groyanes bund, Dredging work and Allied facilities at Ekdara Tal. Murud Dist. Raigad. |
| 2 | Item No.1 -: Dredging at the navigation channelto be dredgedby suitable dredging equipment, to dredge a navigation channelof as mentioned above to achieve a assured depth of (-2.5 meter)The dredger should be capable of dredging all type of soils, silt marine soft/stiff clay loose boulders, pebbles etc. in fair weather.The cost should include all lifts and leads conveying and deposition of the same over dumping area located at an average distance of approx22.00 Km in deep sea.This further includes all necessary arrangements of crew, fuel oil, tools, plants, equipment, machinery and labor along with accessories assembling, mobilizing & demobilizing all plant and equipment required with cost of pre and post dredging survey, monthly hydrographic survey etc. to the complete satisfaction of the Engineering Deaprtment, MMB.Pre and post bathymetric survey shall be done from hydrographer MMB payment shall be made from contractor to MMB for survey. Quantity shall be work out on the basis of bythemetric survey only. |
| 3 | Item No. 02:- Removing sub-marine rock below low tide level to the specified section from navigation channel as per the area and depth mentioned on the drawing by mechanicel mean swithpoclain, hydraulic excavator, rock breaker etc. and barge for establisment all machinery with all required tool tool sand equipments, boat for conveying excavetd material, including removing the excavated materials with all lift and leads as directed beyond high tide level line of water stacking spreading or disposing, dewatering if required unless otherwise provided alse where complete under tidal condition. Pre and post bathymetric survey shall be done from hydrographer MMB payment shall be made from contractor to MMB for survey. Quantity shall be work out on the basis of bythemetric survey only. |
| 4 | Item No. 03:- Taking trial bores 75 to 100 mm for 53.0 to 88.9 mm core dia over burden ( by diamond drilling machine ) such as soil of all sorts, soft murum,hard murum and boulders and in soft rock including all materials such as casing pipes and accessories oil, grease, steel, rods, and such other materials as required (including conveying the material to site of work) . Preserving the loose sample in glass jar and core sample serially on site of work and conveying the same to HQ of concernring office as directed.a) over burden 0 to 50 meter. |
| 5 | Item No. 04:- Taking trial bores 75 to 100 mm for 53.0 to 88.9 mm core dia in rocks as specified below including all necessary materials such as oil,grease,steel boostan and such other materials as required (including conveying the material to site of work) and Preserving the core sample serially on site of work and conveying the same to HQ of concernring office as directed. Quartzite with diamond drill with Nx Bit 0 to 50 metre |
| 6 | Item No. 05:- Providing and maintaining temparory platform for erecting boring machined in river bed to the depth of standing water 2 m and aboveand of size 3.50 x 4.00 M by using 20 Nos. of M.S. empty barrels in M.S. frame made of M.S. angle size 50 x 50 x 5 mm with fabrication and over it a jungle wood planks platform of size 3.50 x 4.00 x 0.03 M size including supplying of nylon rope 24 mm dia.for anchoring platform include passage platform and enganging a labour etc. complete.2 mand Above. |
| 7 | Item No. 06:-Shifting boring plant with all its components and reinstalling the same at the directed place including all its charges etc. complete. |
| 8 | Item No. 07:- Providing tun tappa core boxes of junglewood of size1.25mx 0.35x 0.15mfor preservingcore samplewithall fixtures andfasteninghandles includinglocking arrangment etc . complete. |
| 9 | Item No. 08:- Carrying ofdetailed topographic survey by usingtotal station along theexistingor new road including taking L-section andcross section at every 30 meter ROW ,taking at least 10 spot levels per crosssection, pickingup all existing detailsinside the Row like electric telephone line , encroachments, structures etc.connecting all the primarytotal station control pointsby G.I.S.Bench marks level or whichever available with department using auto level and preparing AutoCAD plan by using above data taking out 1 set of black and white printout on 50 micron polyster film sheet A2 size and 2 sets of coloured printout onA2 size submitting soft copy all data on CD. Plain Terrain New Alignment |
| 10 | Item No. 09:- Providing detailed reports of the inspection logging of drilled hole by observing visual description of data as per depth, thickness of layer, type of sample, wash sample, bore recovery type of drill etc. complete. |
| 11 | Item No. 10:- Providing detailed geological reports of proposed site by maintaining geotechnical investigation of structure stratification collecting soil, rock and ground water samples for laboratory tests to arrive the foundation design parameters . Rock properties such as type of rock, jointing fractures, etc. complete with suggestion about the site foundation and remedies. |
| 12 | Item No. 11:- Excavation for foundation in earth, soils of all types, sand, gravel, soft murum including shoring and strutting, dewatering as necessary and disposing off excavated stuff as directed etc. complete. ( By /manaual Means )a) Upto 1.50m lift |
| 13 | Item No. 12:- Supplying and laying trap stones upto 20 kilogram for Filter / Core layer including conveying with all the leads, lifts, laying in required lines, level, slope as per drawing including necessary equipments and machinery as directed by etc. complete in tidal conditions |
| 14 | Item No. 13:- Supplying and laying trap stone weighing 50 to 100 kilogram for Core / Sub armour / Armour layer including conveying with all the leads, lifts, laying in required lines, level, slope as per drawing including necessary equipments and machinery as directed by etc. complete in tidal conditions. |
| 15 | Item No. 14:- Providing and laying trap stones weighing 200 to 300 kilogram for Apron/ Armour layer including conveying with all the leads, lifts, layingin required lines, level, slope as perdrawing including necessary equipments and machinery as directed by etc. complete in tidal conditions. |
| 16 | Item No. 15:- Providing and laying trap stones weighing 500 to 1000 kilogram for Apron / Armour layer including conveying with all the leads, lifts, laying in required lines, level, slope as per drawing including necessary equipments and machinery as directed by etc. complete in tidal conditions |
| 17 | Item No 16:- Providing and laying trap stones weighing above 1000 kilogram for Apron / Armour layer including conveying with all the leads, lifts, laying in required lines, level, slope as per drawing including necessary equipments and machinery as directed by etc. complete in tidal conditions |
| 18 | Item No. 17:- Providing and laying pre cast tetrapods/blocks of plain cement concrete of M-30 grade,weighing 2000 kilogram each of required shape for armour layer including necessary steel formwork/ mould including applying form releasing agent including vibration, curing,conveying and placing them in correct profile as per drawing including all labours, materials, equipments, machinery such as crane of adequate capacity and boom length, with all lead and lift etc. complete in tidal conditions. |
| 19 | Item No. 18:- Providing and laying pre cast tetrapods/blocks of plain cement concrete of M-30 grade,weighing 4000 kilogram each of required shape for armour layer including necessary steel formwork/ mould including applying form releasing agent including vibration, curing,conveying and placing them in correct profile as per drawing including all labours, materials, equipments, machinery such as crane of adequate capacity and boom length, with all lead and lift etc. complete in tidal conditions. |
| 20 | Item No. 19:- Providing and laying pre cast tetrapods/blocks of plain cement concrete of M-30 grade,weighing 6000 kilogram each of required shape for armour layer including necessary steel formwork/ mould including applying form releasing agent including vibration, curing,conveying and placing them in correct profile as per drawing including all labours, materials, equipments, machinery such as crane of adequate capacity and boom length, with all lead and lift etc. complete in tidal conditions. |
| 21 | Item No. 20:- Providing and laying pre cast tetrapods/blocks of plain cement concreteofM-30 grade,weighing 8000 kilo gram each of required shape for armour layer including necessary steel formwork/ mould including applying form releasing agent including vibration, curing,conveying and placing them in correct profile as per drawing including all labours, materials, equipments, machinery such as crane of adequate capacity and boom length, with all lead and lift etc. complete in tidal conditions. |
| 22 | Item No. 21:- Providing and laying in-situ M40 Grade unreinforced plain cement concrete pavement over a prepared sub base with 43 grade cement , coarse and fine aggregate ( natural sand/ VSI grade finely washed crushed sand) conforming to IS 383, using fine and coarse aggregates combined gradation as per Table 600-3 of MORTH Specification 2013, mixed in a batching and mixing plant/ non tilting mixer and Weigh batcher as per approved mix design, admixtures, transporting to site, spreading, laying with approved make paver, compacted and finished in a continuous operation, finishing to lines and grades as directed by Engineer-in-charge and curing by curing compound /by providing cement vata in cement Mortar 1:8 @0.6m X 0.6m centre to centre, admeasuring 80 mm at bottom and 40 mm at top with depth of 75mm and maintaining the same throughout curing period by any other method approved by Engineer-in charge. with fully automatic microprocessor based PLC with SCADA enabled reversible Drum Typemixer/ concrete Batch mix plant (Pan mixer) etc. complete. |
| 23 | Item No.22:- Excavation for foundationin soft rock including shoring and strutting as necessary and disposing off excavated stuff as directed etc. complete. |
| 24 | Item No.23:- Excavation for foundation in hard rock by blasting including shoring and strutting as necessary and disposing off excavated stuff as directed etc. complete. |
| 25 | Item No.24 :- Providing rubble filling of trap/ granite/ quartzite gneiss stones for foundations including hand packing filling gravel / sand in the voids etc. complete. |
| 26 | Item No.25:- Providing and laying Cast in situ/ Ready Mix cement concrete in M20 of trap/ granite/ quartzite/ gneiss metal for bed blocks, foundation blocks and such other items including bailing out water, Steel centering, formwork, laying/ pumping, compacting, roughening them if special finish is to be provided, finishing uneven and honey combed surface and curing etc. complete. The Cement Mortar 1:3 plaster is considered for rendering uneven and honey combed surface only. Newly laid concrete shall be covered by gunny bag, plastic, tarpaulinetc.(Wooden centering will not be allowed.), with fully automatic microprocessor based PLC with SCADA enabled reversible Drum Typemixer/ concrete Batch mix plant(Panmixer)etc.complete. Withfine aggregate (Crushed sand VSI Grade) |
| 27 | Item No.26:- Providing and laying cement concrete wearing coat M30 grade with batch mix type/ concrete mixer with SCADA including reinforcement as per drawings and technical specifications etc. complete.with fine agreegates of required specifications (VSIsandfinely washed etc ) |
| 28 | Item No.27:-Providing and laying in situ M-25 cement concrete of trap / granite / quartzite / gneiss metal with 15% plum of trap stones for retaining walls and jetty etc. including necessary formwork, compacting, curing, bailing out water manually in tidal range etc. complete. |
| 29 | Item No.28:- Providing and laying cement concrete pipe of IS 458:2003 NP-3 class of 1200mm diameter in proper line, level and slope etc. complete. |
| 30 | Item No.29:- Providing earth work in embankment with approved materals obtained from departmental land upto lead of 50 m, laying in layers of 20 to 30 cm thickness, breaking clods, dressing to required lines, curves, grade & section, watering & compaction with vibratory roller to achive not less than 97% of Std. P.D. complete. (Material from departmental Land) |
| 31 | Item No.30:- Providing selected hard murum filling including laying in layers of 15 to20 cm with watering and compacting etc. complete. |
| 32 | Item No.31:- Providing and fixing stainless steel bollard of steel pipe 1.00 metre long of 250 mm inner diameter and circular top plate of 350 mm diameter with 5 mm thickness on deck of jetty in cement concrete including necessary fixtures and fastening etc. complete. (Stainless steel of grade S-304) |
| 33 | Item No.32:- Supplying, installing, testing and commissioning solar street light pole comprising of 14W LED fitting, 12V36Ah maintenance free lithium battery, min. 75Wp SPV module, MS powder coated battery box weather proof, mounted on 75/80 mm dia. B-Grade GI pole of 6 m. height along with brackets, foundation, earthling and necessary accessories complete. Specification no. ESD-SOL-STL ( with 5 years warrantee |
| 34 | PART- B:-ROYALTY CHARGES AND TESRTING CHARGES. |
| 35 | Item No.33 Royalty Charges of Materials as Rubble Stone, and Murum etc. |
| 36 | Testing Charges |
| 37 | Item No.34 :- Taking laboratory testing of concrete cubes and verious materials used during construction in District Vigilance & Quality Control Laboratory or as per approved Laboratory etc complete |
| 38 | A) Trap Metal/Rubble |
| 39 | i) Crushing Value/Compressive Strength, waterAbsorption & Specific Gravity [SSR 2022-23, (I/P- 28/585)] |
| 40 | B) For Concrete work |
| 41 | i) Concrete Mix design [SSR 2022-23, (I/P- 20/584)] |
| 42 | ii)Conc. Cube Tests [SSR 2022-23, (I/P- 19/584)] |
| 43 | C) For BASIC TEST OF CEMENT |
| 44 | Standard Consistancy, Fineness, Specific Gravity, Setting Time ( Initial & Final ), Compressive Strength, Soundness[SSR 2020-21, (I/P- 1/580)] |
| 45 | D) BASIC TEST OF AGGREGATE |
| 46 | i) Water Absorption, Specific Gravity,Impact Value, Crushing Value[SSR 2022-23, (I/P- 2/580)] |
| 47 | ii)Sieve Analysis [SSR 2020-21, (I/P- 3/580)] |
| 48 | iii)Abrasion Value. [SSR 2020-21, (I/P- 4/580)] |
| 49 | iv)Flakiness Index & Elongation Index [SSR 2020-21, (I/P- 5/580)] |
| 50 | v)Soundness. [SSR 2020-21, (I/P- 7/580)] |
