Maharashtra Maritime Board Tender
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Maharashtra Maritime Board - MMB Tender
Civil And Construction
Eprocure
Opening Date30 Jan 2024
Closing Date21 Feb 2024
Tender Amount₹ 15,46,66,376
Costs
EMD
₹ 7,73,500Document Cost
₹ 3,540Tender Fee
Refer Documents
Description
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Contact
Tender Id
2024_MMB_993110_4Bid Award Id
ViewTender No
MMB/CEO/ENGG/Rai/23-24/224Tender Authority
Maharashtra Maritime Board ViewPurchaser Address
-Website
http://https://mahammb.maharashtra.gov.in/
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Documents
BOQ Items
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Item No. 3:- Underwater Inspection : Underwater inspection cum video graph shall be arranged by divers to inspect from the cavity of well foundation and mapping of the cavity. A) Before rectification work using patented Underwater Remotely Operated Vehicles (ROVs)with High definition Live streaming during inespection,
21
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Item No. 4:- Dismantling the R.C.C. Work 1:2:4 and sorting out the materials such as steel etc. as directed and stacking them within the specified lead as directed etc. complete. (Scaffolding and enabling items paid seperately)
219.59
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Item No. 5:- Cleaning of exisiting burnacle growth Surface Preparation :Crack surface shall be cleaned using underwater jet to remove the fungal growth and other foreign materials to enable clean and visible surface. The item includes the cost fo hire charges of all equipment, diving equipment and all charges for divers etc., complete.
3245.04
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Item No. 6:- Repairing of honey combed or spalling are a by chipping out the damaged spalled or honey combed portion of concrete upto rusted rebars, cleaning of all rust, scale and loose materials, scaffolding, compressed air machinery etc. complete .(item includes use of aircompressor, chipping machine and scaffolding for height 8 to 10 meter)
3094.02
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Item No. 7:- Providing and applying anticorrosive treatment with epoxy zinc rich primer to the exposed reinforcement after cleaning either with wire brush or sand blasting including all tools, tackels, machinery etc. complete.
3094
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Item No. 8:- Carry out application of "Bi-polar migratory corrosion inhibitor" on concrete surface. This inhibitor has migratory kind of property which permits the material to migrate to a virtual extent of 100mm, through pores of concrete,inhibiting the corrosion etc complete..
3094.02
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Item No. 9:- Grouting Nipples : Providing, drilling and fixing Nipples for pressure injection grouting of polymer cement grout etc. Complete
6188
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Item No. 10:- Epoxy Grouting masterinject 1315/ Conbextra EP 10M : Providing and injecting epoxy grout including structuring of crack in the body of slab girder by sand blasting, fixing inlet tube arrangement including cost of materials, machinery required for the work and labour charges etc. complete.
309.4
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Item No. 11:- Filling voids / honeycomb with high pressure injection grouting of Polymer Cement Grout (10 % of Polymer by Weight of Cement)
4255
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Item No. 12:- Strengthening structural elements with carbon Fabric Reinforced Cementitious matrix (FRCM): a of specially treated carbon fabric (200 GSM mesh with minimum 1 cm x 1 cm openings) in between reinforced with high strength M 60 grade compatible cementitious matrix SRM-CM-MORTAR 250 to form a (FRCM) 10 mm thick carbon fiber reinforced Composite system for RCC structural repair including, Surface preparation: Grinding/ moulding concrete substrate, cleaning it with wire brush removing oil, laitance if present, rounding sharp edges to min 25 mm radius etc. complete. Filling the holes and uneven surface with cementitious thixotropic putty/ repair mortar etc. complete Applying the mesh to structural element at desired orientation using cementitious matrix between layers of 4 to 5 mm thick matrix as per manufacturers specifications repeat the same procedure for multiple layers(if any) (Mode of measurement: surface area of Fiber Consumed) Material make : SRMPL SRM HOT WRAP, Ruredil, GOLDBOND®1893-CF-250-M, SIKA, BASF, FOSROC
1125
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Item No. 13:- Supplying, Drilling / Cleaning hole and injecting Hilti make ETA approved RE500V3 chemical . Application to be designed separately for Rebars as Simply Supported, Moment or Splice Connection as per EC2/TR023 or relevant tested and accepted rebar guidelines. The chemical should have ETA approval for seismic rebaras a minimum qualifying criterion. Drilling hole with double flute type drill bits or hollow drill bits to the required depth by rotary hammer drill, cleaning with brush and jet of clean air, filling resin and hardener using serrated nozzle to eliminate mixing error with standard HDEA22 battery dispenser along with piston plug. The installation and the setting instructions should be strictly followed as per the manufacturer‘s recommendations. The adequate diameter and embedment of rebars to be decided as per PROFIS Rebar Software & the report to be submitted to the project manager / design engineer for approval. Scanning before drilling to be done to avoid hitting existing rebars. Re 500 -12 mm dia 240 mm depth with HILTI Re 500 or Equivalent of BASF FOSROC FISHER
960
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Item No. 14:- Supplying, Drilling / Cleaning hole and injecting Hilti make ETA approved RE500V3 chemical . Application to be designed separately for Rebars as Simply Supported, Moment or Splice Connection as per EC2/TR023 or relevant tested and accepted rebar guidelines. The chemical should have ETA approval for seismic rebaras a minimum qualifying criterion. Drilling hole with double flute type drill bits or hollow drill bits to the required depth by rotary hammer drill, cleaning with brush and jet of clean air, filling resin and hardener using serrated nozzle to eliminate mixing error with standard HDEA22 battery dispenser along with piston plug. The installation and the setting instructions should be strictly followed as per the manufacturer‘s recommendations. The adequate diameter and embedment of rebars to be decided as per PROFIS Rebar Software & the report to be submitted to the project manager / design engineer for approval. Scanning before drilling to be done to avoid hitting existing rebars.Re 500 -16 mm dia 320 mm depth with HILTI Re 500 or Equivalent of BASF FOSROC FISHER
200
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Item No. 15:- Corrosion protection of unexposed old reinforcement on non-spalled concrete by Insertion of sustained release Corrosion inhibiting caplets like Powrthrow which protect both anodic & cathodic sites and reduces Corrosion potential Ecorr by minimum 80mV in conductive medium, by drilling 20-22 mm dia holes in to the concrete at a depth of 30-40 mm and inserts to be filled by epoxy sealant EPCO-1010. Caplets shall inhibit corrosion inhibition efficiency of 98% (when added 0.03% by weight)against controls amplee valuated by Tafelpolarization method. Depth of penetration for effective corrosion protection shall be 120mm & film formation of 20Microns as evaluated by CSIR-CECRI Karaikudi.Spacing of Powrthrow shall be-a)For RCC Columns-1 Units in a single drilled hole at a spacing of 1m c/c from two opposite faces in staggered fashionb)For RCCBeams-1 Units in a single drilled hole at a spacing of 1m c/c from two opposite faces in staggered fashionC) RCC Slab- 4 Units in a single drilled hole in 1 Square Metre area in a grid pattern
736.18
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Item No. 16:- Providing and fixing zinc alloy based galvanic disk type sacrificial anodes (50 mm dia, 18 mm thick) as approved by Engineer in charge to the reinforcement, that should have a 3 years track record of use in PWD projects, 4 year track record in corrosive region of abroad and pass 500 hours salt spray test as per ASTM B 117. The anode shall be connected to the reinforcement steel by connectors provided with the anode. Sacrificial Galvanic Anode should have following minimum properties:
1. Base: Zinc Alloy
2. Conformance: ASTM B 418 Type II
3. Zinc Mass: Min 40 g per anode
4. Geometry: Disc Type
5. Diameter: 50 mm
5. Height: 18 mm
6. Surface Area: 6751 sq mm It shall be applied as per manufacturers specification. (If scaffolding is required, same shall be provided and will be paid under relevant item) Make Galvashield XPI of vector, SRM Corroswap of SRMPL & Life anode 65 of Artazn)
(Rate of application is 2 anodes per Square Metret as per manufacturers specification)
3094
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Item No. 17:- Supply of Glass Fiber Reinforced Polymer laminate System PileMedic PLG / SRM Seamless Annular Shell (Under Water Strengthening and Retrofitting system): Cutting and preparing the system for Wrapping the Glass fiber laminate sheet to structural element at desired orientation by keeping Gap of Maximum 50 mm for Cement grout or any material as per consultant using under water Saturant and PileMedic spacer for erecting and holding the FRP rebars as per the spacing provided by the consultant. Repeat the same procedure for multiple layer.
Saturant Properties:
Tensile Strength (ASTM D-638) : 38.6 Mpa
Compressive Strength (ASTM D-790) : 80.7 Mpa
Adhesion to Steel (SSPC-SP10) : 8.3 Mpa
Adhesion to Damp Concrete : 2.4 Mpa (Substrate Failure)
Tensile Elongation : 5%
(Mode of Measurement: Per Sq.Mt of Fiber consume and not application of surface area.) (the above price exclude cement grout price which will be poured in the gap) The PileMedic / SRM Seamless Annular Shell system :
1) PileMedic PLG 14.13
2) QuakeBond 220UR
3) Spacers
4) Skirt and Skirt Pins
5238.58
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Item No. 18:- Application charge (Divers team): cleaning of the under water pile by chiseling or water pressure jet including fixing of the pile medic system 1) Area of FRP application under and above water including oxygen cylinder and Instruments charges
2) Application of pile medic system as per design under and above water.
2619
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Item No. 19:- Providing and injecting under gravity pour through tremie pipe in jacket space a underwater Cementitious micro concrete grout as per the specification including necessary mixing , materila, pouring, shifting etc complete (Non shrink grout) Grade M 45 and above
96
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Item No. 20:- Providing and fixing additional reinforcement to replace the corroded diameter of existing steel for strengthening purpose.
85204.8
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Item No. 21:- Providing and fixing additional SRM G BAR 12 mm dia to replace the corroded diameter of existing steel for strengthening purpose. (12 mm GFRP rebar) Ultimate Tensile Strength : More than 700 Mpa. ultimate Tensile Load : More than 50 KN. Modulus of elasticity : 40 - 60 Gpa.including providing sear keys 12 mm dia and anchored 100 mm in parent concrete with epoxy grout at rate of 1 nos per 5 Rmt of rebars applied.
2486.14
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Item No. 22:- Re-casting of bracket with micro-concrete and 10 mm aggregate (1:1) with leakproof shuttering all manpower and equipments complete in all respect.
102
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Item No. 23:- Providing Repairing of honey combs and minor damages with Polymer Modified Morter including material,labour complete in all respect.
57674.24
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Item No. 24:- Providing, erecting, fixing in position waterproof plywood shuttering of minimum thickness not less than 12mm at all locations for all shapes with chamfers, splays, keys, wedges, props, bracings, nails, brackets, etc complete including deshuttering of the same after specified period without damaging the concrete works as directed by Engineer-in-charge, etc. Providing and applying approved form oil on all surfaces of formwork coming in contact with concrete as per specifications and drawings and as directed by Engineer-in- charge.
360
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Item No. 25:- Providing and laying in situ / ready mix M-30 controlled cement concrete of trap metal for RCC work in solid/ deck slab etc. including ramming, vibrating, curing, formwork, centering and finishing in cement plaster excluding reinforcement etc. complete. (with fully automatic micro processor based PLC with SCADA enabled concrete batch mix plant / pan mixer and fine agreegates of required specifications (Natural sand / VSI sand finely washed etc )
126.96
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Item No. 26:- Providing and applying polyvinyl chloride (PVC) strip (Form-A-Tube) : A specially treated PVC strip with pultrusion face towars the host structure for proper bonding and panels have unlimited shelf life with the below properties treated with UV protective additives to offer a long service life.Weight (grams/m)= (433)
Specific Gravity, ±0.02 ASTM D-792 1.43
Hardness, Shore D, ±3 ASTM D-2240 79
Tensile Strength at Yield, psi ASTM D-638 6265
Tensile Modulus, psi ASTM D-638 372,000. (Mode of measurement: surface area Consumed)
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Item No. 27:- Providing Applying precured laminate with compatible structural adhesive including,Surface preparation: Grinding concrete substrate, cleaning it with wire brush removing oil, laitance if present, etc. complete. Profiling: Applying compatible primer on prepared substrate, Filling the holes and uneven surface with thixotropic putty etc. complete Application of plate: Marking the application area on structural element, cutting the plate to require size, applying compatible structural adhesive on plate in parabolic manner, paste the plate on desire area by using tamping roller to avoid any air voids etc. complete. Sand pasting: Applying second coat of saturant after min. 12 hrs, rectify air voids if anypaste the river sand on it to make surfacerough to take any further finishes (Mode of measurement: Per running Mt. of plate applied) Material Make- SRMPL 100mm wide and 2.4 mm Thick GLASS Laminate NPS.
840
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Item No. 28:- Strengthening structural elements with non metallic composite fiber wrapping system comprise of fiber sheet and compatible saturant, by dry/wet layup system including, Surface preparation: Grinding/ moulding concrete substrate, cleaning it with wire brush removing oil, laitance if present, rounding sharp edges to min 25 mm radius etc. complete. Profiling: Applying compatible primer on prepared substrate, Filling the holes and uneven surface with thixotropic putty etc. complete Wrapping: Wrapping the fiber sheet to structural element at desired orientation using tamping roller to avoid any air voids etc. repeat the same procedure for multiple layers(if any) with the interval of 8 hrs. Sand pasting: Applying second coat of saturant after min. 12 hrs, rectify air voids if any paste the river sand on it to make surface rough to take any further finishes (Mode of measurement: surface area of Fiber Consumed) Material make : SRMPL 900 GSM Glass Aramid Hybrid Wrap, SIKA , BASF,FOSROC.
3868
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Item No. 29:- Providing & applying 2 coats of compatible Polyurethane on epoxy fiber wrapped surface with brush / spray application etc complete.
1934
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Item No. 30:- Lowering down the debris obtained from breaking and removing the cement plaster /burnt brick masonry of the first floor by any means without causing dust nuisance and damage to structure, stacking the same as and where directed including cleaning the site complete.
342
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Item No. 31:- Providing sand faced plaster externally in cement mortar using approved screened sand, in all positions including base coat of 15 mm thick in cement mortar 1:4 using water proofing compound at 1 Kilogram per cement bag curing the same for not less than 2 days and keeping the surface of the base coat rough to receive the sand faced treatment 6 to 8 mm thick in cement mortar 1:4 finishing the surface by taking out grains and curing for fourteen days scaffolding etc.complete.
1934
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Item No. 32:- Providing coursed rubble masonry first sort of trap stones in cement mortar 1:6 in superstructure including racking out joints on the inside when plastering is to be done, watering and scaffolding etc. complete.
127.5
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Item No. 33:- Providing applying Polymer modified cement (2%) mortar pointing to the stone massonry structure including chipping, cleaning, applying bonding agent, stagging, curing and and all tools and tackes including safety etc. complete.
360
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Item No. 34:- Providing and applying epoxy paint primer with middle coat and top coat to superstructure including scaffolding etc complete.
2990
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Item No. 35a:- Small boat (Single Cylinder @ Carrying Capacity = 1.50 MT) : Rs.4500/- per Day
90
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Item No. 35b:- Big boat (Double Cylinder @ Carrying Capacity = 5.00 MT) : Rs.8000/- per Day
90
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Lab Testing
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Item No. 36:- Conducting Pre & Post repair testing of RCC structure by Conducting residual life analysis of RCC structures by measuring rate of corrosion ICor value for the give RCC element by Conducting adequate Nos. of tests for the condition assessment of RCC elements by non electrical connection to rebar type, high precision sensor based, wireless testing tool for detail corrosion evaluation which will provide insitu details of - (1) Measurement of corrosion rate in Reinforcement, (2) Measurement of Real insitu Electrical resistivity of Concrete, (3) Measurement of accurate insitu Corrosion potential of Rebar, (4) Clear cover of Concrete, (5) Residual Life analysis can done, (6) Rate of loss of cross setion of steel rebars inside concrete, (7) Contours of corrosion potential in RCC Element. (Mode of Measurement: Per point comprising of mapping of size max 1000 X 1000)
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Item No. 37:- Conducting through site inspection and providing a element wise repair scheme with shop drawing and detail methodology for implementation and post repair NDT testing of RCC structure by using following tests by approved NABL Laboratory by following relevent IS codes and getting the report vetted by institute of national importance / (IITs)/ VJTI at the time of final submission of the report for structural fitness of the building
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a) Rebound hammer
80
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b) Ultrasonic pulse velocity test
80
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c) concrete core test
16
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c) Compressive Strength OF C.C. Cube (Set of 3 cubes).
10
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d) Half cell potential test
30
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e) Post repair Cossosion contour mapping using icor, Gpulse GP5000 , Gecor,
6
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f) Post repair Cossosion contour mapping using icor, Gpulse GP5000 , Gecor, report compilation and institute vetting charges
10
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Test Charges Part B1:-
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Item No.38:- Payment of Royalty Charges For supply of material
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a) Rubble
45
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