MUMBAI PORT TRUST MECHANICAL AND ELECTRICAL ENGINEERING DEPARTMENT
TENDER No. MEED.07/2017 MAJOR MECHANICAL REPAIRS TO 20 TONNE CRANE AT HUGHES DRY DOCK, MBPT Second Cover (Volume-II)
PRICE PROPOSAL CHIEF MECHANICAL ENGINEER MUMBAI PORT TRUST MECHANICAL AND ELECTRICAL ENGINEERING DEPARTMENT NIRMAN BHAVAN, 5TH FLOOR, N. V. NAKHWA MARG, MAZGAON,MUMBAI – 400 010. Tel. No. (022) 66566500 Fax. No. 91-022-2374 4277
www.mumbaiport.gov.in e-mail :
[email protected] IMPORTANT NOTE : At any time, prior to the last date for submission of tender, MbPT may modify the tender document by issuance of amendment(s). Any amendments including the dates, venue, corrigenda, clarifications to prebid queries, etc. shall be posted on the website of the Mumbai Port Trust (www.mumbaiport.gov.in) and the CPP Portal (www.eprocure.gov.in). Separate newspaper advertisement may not be issued. The tenderers are requested to keep themselves informed of the development by visiting the said websites regularly. Such amendment(s) shall be binding upon them.
1
SECTION – I
PREAMBLE
2
PREAMBLE 1.0
GENERAL INSTRUCTIONS The Bill of Quantities shall be read in conjunction with the Tender documents. The Contractor shall be deemed to have examined the Instructions to Tenderers, Conditions of Contract, Bill of Quantities, Annexures, Quality Assurance, Health and Safety Requirements, Specifications and have acquainted himself with the works to be performed, and the way in which they are to be carried out. Notwithstanding that the work has been sectionalised every part of it shall be deemed to be supplementary to and complementary of every other part and shall be read with it or into it so far as it may be practicable to do so. The detailed information of the Work and materials are provided in the Specifications. The quantities given in the Bill of Quantities are approximate only and are given to provide a common basis for tendering. Payments will be made according to the actual quantities of work ordered and carried out, as jointly measured by the Engineer and the Contractor and valued at the rates and prices quoted in the Bill of Quantities. The tenderer shall fill in rates and prices for all items of the Works described in the Bill of Quantities (BOQ). Items for which no rate or price is entered by the tenderer will not be paid for by the Employer when executed and shall be deemed to be spread over and included in the rates and the prices quoted for other items in the Bill of Quantities. In the case of tender on percentage rate basis, the tenderer shall fill the percentage addition or deduction, both in figure and word, at the end of the BOQ with due regards to the specifications, conditions of contract and all other provisions in the tender documents including all taxes and duties. Such percentage addition or deduction will be applied to the rate of each item of the BOQ without reference to quantity or location of work or variation in estimated quantity. Corrections, if any, shall be made by crossing out, initialling, dating and rewriting. All pages of the bill of quantities shall be initialled. After the tender has been submitted, no variation in rates or scope of work will be allowed on any ground such as mistake, misunderstanding, etc. No deviation of whatsoever nature including that in taxes and duties shall be brought out in this Price Proposal. The same, if at all unavoidable, shall be mentioned in Form-7 of Section-III: ‘Tendering Forms’ of Volume-I of Tendering Document.
2.0
RATES AND PRICES TO BE INCLUSIVE The rates and prices shall include for the provision of plant, construction equipment, consumables, labour, supervision, materials, freight, transportation, services, harbour & dock dues, charges payable to Mumbai Port Trust, erection, installation, performance of works, care of works, insurance, maintenance, overheads and profit and every incidental and contingent costs and charges whatsoever including Sales Tax, General Tax, Turn-Over Tax, Service Tax, Octroi, Maharashtra Sales Tax on the transfer of property in goods in the execution of works, Excise Duty, Customs Duties, etc. and for compliance with the Instructions to Tenderers, General Conditions of Contract, Special Conditions of Contract, Specifications. No separate payments for mobilisation, demobilisation, Preparatory works, 3
Temporary works etc., will be made other than those specifically noted in the Bill of Quantities. The bidder shall be deemed to have included for the cost thereof in the rates and prices quoted in respective sections. The Bill of Quantities and Specifications are intended to cover the supply of all materials and the execution of all works and services necessary to complete the Work. Should there be any details of construction or materials or services which have not been referred to in the Specifications or in the Bill of Quantities, but the necessity for which may be implied or inferred therefrom, or which are usual or essential to the completion of all works in all trades, the same shall be deemed to be included in the rates and prices named by the tenderer in the Bill of Quantities. The rates and prices are to cover the items as described in the Bill of Quantities and if there is inconsistency between the Bill of Quantities and Specifications, the most stringent requirement shall prevail. 3.0
METHOD OF MEASUREMENT
3.1
GENERAL Unless stated or billed otherwise, quantities shall be net as they are finished and fixed in the Works. No separate payments shall be made for the provision of plant and equipment, tools, tackles, machinery, consumables, indirect materials and labour that is required for the delivery, handling, installation, construction and completion of the works and services. This shall be considered to be included in the Bill of Quantities for various items of works. Similarly no separate mobilisation/demobilisation payment shall be made.
3.2
CURRENCY All monetary reference herein and in the Bill of Quantities (work items) shall be in Indian Rupee Currency. UNIT RATES PREVAIL In case of any arithmetical errors in the extension (Quantity x Unit Rates) in the Bill of Quantities, the unit rates, and not the quoted amount, shall prevail. All prices in the Bill of Quantities shall be written in figures as well as in words. Errors will be corrected by the Employer for any arithmetical errors pursuant to Clause 27 of the Instructions to Tenderers.
3.3
In the event of any discrepancy/error in the percentage variation quoted in words with respect to the quoted percentage variation in figures, the percentage variation quoted in words shall supersede over the percentage variation quoted in figures. 3.4
LUMP SUM PAYMENTS All “Lump Sum Payment Items” of Work shall become due for payment upon the Engineer’s Certification of Completion of such component in accordance with the Contract, Bill of Quantities, Specifications, etc., complete except any other terms specified elsewhere in the tendering document. ***
4
SECTION – II
BILL OF QUANTITIES (BOQ)
5
MUMBAI PORT TRUST Sub: Major Mechanical repairs to 20 Tonne crane at Hughes Dry Dock, MbPT Schedule of Quantities and Rates. Sr.No
1 1A
1B
ITEMS Major repairs to 20 Ton HDD crane of Mb.P.T. (MAJOR REPAIRS TO LUFF BOOM AS PER DRAWING) Dismantling the Luff Boom from the crane and bringing down on the ground and re-installing the luff boom after necessary repairs as per drawing. JIB ACCESS LADDER. i) The overall dimensions of the ladder shall be 33,000 mm long x750 mm wide x 1000 mm high approx. The ladder shall be installed between the lower and upper platform of Jib. ii) The ladder shall be provided with safety cage (Guard) which is an enclosure mounted on the side rails of the ladder so as to enclose the climbing space of the ladder in order to safe guard the personnel climbing the ladder. iii) The distance between the ‘rungs’ of the ladder shall be of maximum 300 mm. The rungs shall be made of 25 mm square GI bar. iv) The either side of Rails running parallel to each other on which the rungs are fitted shall be not less than 40 mm Nominal Bore (NB) from A-Class GI pipe. v) The hand rails and intermediate rails of the cage having a height of 1000 mm and width of 750 mm in circular shape having about 5Nos. intermittent piping structure along the cage using B-Class GI pipe having Nominal Bore (NB) of not less than 20 mm and intermediate Rails at the height of 1500 mm. The spacing between the cage bands shall be 240 mm. to 340 mm as required.
6
Rate Rs. Per
Amount Rs. Ps
Qty
Unit
1
Job
11,45,400/ -
Job
11,45,400
00
1
Job
8,34,583/-
Job
8,34,583
00
Sr.No ITEMS Removing of existing 02 No. Lengths of old 2 steel wire rope connected between Luff and counterweight of 44 mm Dia.,45 meters Lengths from crane and handing over to EESD store and Installation, Smooth Operation Testing & Commissioning of 02 No. Lengths of New Steel wire ropes. The new wire rope shall be properly lubricated and applied with anticorrosive oil. ( Steel wire rope will be supplied by Mb.P.T.) Charges for Ultrasonic thickness 3 checking/guaging of luff boom. 4
5
6
7
8
Rate Rs. Per
Qty
Unit
1
Job
6,43,138/-
Job
150
Point
115/-
Renewal of Jib Boom by using Steel Seamless pipes with required thickess as per drawing, “Details of Jib”. (Steel Pipe sizes i.e.OD 219.1mm, 168.3mm & NB 80, 65&50mm.) (As per surveyors report the quantity may vary.) Approximate quantity considered for the estimation of repair work, hence the quantity executed will be measured and paid on actual.
6 (Approx)
Ton
Overhauling of Luff Hydraulic System including replacement of oil seals & replacement of defective hydraulic pipes, hose pipes.
1
Lubrication /necessary repairs to all Eleven [11] Nos of Wire Rope Pulleys / Sheaves, replacing their greasing nipples by new one and also providing damaged / missing sheave guards. Completely de-grease luff boom counterweight Mast / Rail, inspect, tightening of holding bolts and replacing the worn / damaged bolts by new one and then re-greasing with MP-2 or equivalent. REPLACEMENT OF WORKING PLATFORMS. To completely replace all the following dilapidated/deteriorated Maintenance / Working Platforms. All the platforms shall be of Double Hot Dip Galvanized Steel Grating. The Platform shall be fitted with Hand Rails at the height of 1100 mm using B Class GI pipe having Nominal
7
Amount Rs. Ps
6,43,138
00
point
17,250
00
2,50,000/-
Ton
15,00,000
00
Job
6,48,500/-
Job
6,48,500
00
1
Job
1,17,300/-
Job
1,17,300
00
1
Job
1,17,300/-
Job
1,17,300
00
4 (Approx)
Ton
1,50,000/-
Ton
6,00,000
00
Sr.No
ITEMS
Qty
Bore (NB) of not less than 50 mm and Intermediate Rails at the height of 550 mm using B Class GI pipe having Nominal Bore (NB) of not less than 40 mm. The welded steel grating shall be made out of 50 mm x 5 mm size flat bar. The Bearing bar spacing and Cross bar spacing shall not exceed 25 mm. To provide additional transverse stiffness, the open ends of the grating panels can be bend. This is achieved by welding a flat bar, similar in size to the bearing bars, to the cut ends of the grating panel. Bending shall reduce impact stresses by transferring loads to adjacent bars that are not directly subjected to service loads. Repairs to working platforms located at the following locations using chequered plates of 6 mm thick. i) Platform above LT Boggie : a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 3000 mm long b) Steel Grating for platform : 750 mm long x 750 mm wide ii) Platform near entry to the Rest room : a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 7200 mm long b) Steel Grating for platform : 3100 mm long x 500 mm wide iii) Platform of Pintle Pin : a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 11400 mm long b) Steel Grating for platform : 3200 mm long x 2500 mm wide iv) Platform between Pintle Pin & Machinery House : a) Steel Grating for platform: 1200 mm long x 450 mm wide -- 2Nos b) Steel Grating for platform : 1200 mm long x 870 mm wide--- 2Nos c) Steel Grating for platform : 920 mm long x 600 mm wide ---- 4Nos No need to replace angles and railings of this platform v) Platform near Jib Foot pin connected with 2 Ton machinery house 8
Unit
Rate Rs. Per
Amount Rs. Ps
Sr.No
ITEMS a) Steel plate for platform: 3800 mm long x 800 mm wide x 8 mm thick vi) Platform attached with 2Ton machinery house roof : a) To replace top galvanized sheet (i.e. roof) of approx: 3000 mm long x 3800 mm wide x 6 mm thick by new one.
Qty
b) Steel Grating for platform: 2600 mm long x 750 mm wide -- 2 Nos. No need to replace angles and railings of this platform vii) Platform located above 2Ton machinery house : a) Unequal MS angle: 100 mm x75 mm x 10 mm thick x 7000 mm long. b) Steel Grating for platform : 2000 mm long x 1500 mm wide viii) Platform occupying Hydraulic power pack : a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 13200 mm long b) Steel Grating for platform : 3500 mm long x 3200 mm wide ix) Platform meant for wire rope lubrication near Hydraulic cylinder pin a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 2400 mm long. b) Steel Grating for platform : 550 mm long x 650 mm wide x) Platform above Hydraulic power pack: a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 5600 mm long b) Steel Grating for platform : 1700 mm long x 1100 mm wide c) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 6400 mm long d) Steel Grating for platform : 1900 mm long x 1300 mm wide e) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 1700 mm long f) Steel Grating for platform : 360 mm long x 500 mm wide xi) Platform at the peak of ‘A’ frame sheave/pulley: 9
Unit
Rate Rs. Per
Amount Rs. Ps
Sr.No
ITEMS a) Unequal MS angle : 100 mm x75 mm x 10 mm thick x 4400 mm long = Two nos b) Steel Grating for platform : 1500 mm long x 700 mm wide = Two nos xii) Platform at the end of Access Ladder of Jib: a) Unequal MS angle : 100 mm x75 mm x 8 mm thick x 12000 mm long b) Steel Grating for platform : 5000 mm long x 650 mm wide xiii) Platform at the start of Access Ladder of Jib: a) Unequal MS angle : 100 mm x75 mm x 8 mm thick x 9200 mm long b) Steel Grating for platform : 4000 mm long x 650 mm wide
Qty
Unit
6 Approx.
Ton
Rate Rs. Per
Amount Rs. Ps
xiv) Guard / hand rails for counter weight mast shall be provided in order to guard the personnel standing there at for inspection / lubrication. Approximate quantity considered for the estimation of repair work, hence the quantity executed will be measured and paid on actual. 9
REPLACE / REPAIRS TO MACHINERY HOUSE AS PER DRAWING: i) Repairs/Replace of 2 Ton machinery house roof. ii) Repairs/Replace to sun shade sheets of main machinery house roof. The sheet shall be 4 mm thick. iii) To replace the machinery house floor plate wherever it is possible to replace from the floor and remaining plate to be fixed from the bottom as doublers as it may not be advisable to disconnect and remove all machineries from their mountings. Approximately 6500 mm x 5500mm x 10 mm thick steel plate is required to be renewed. Before carrying out any hot work all loose grease,oil etc shall be thoroughly cleaned on the floor of machinery house. iv) The leaking machinery house roof sheet shall be renewed using galvanized sheet of suitable size. Any other possible leakage spot found shall be attended by the contractor. The 10
1,50,000/-
Ton
9,00,000
00
Sr.No
ITEMS existing glasses in the machinery houses shall be replaced with new Toughened one with rubber lining. v) To replace the floor plate of portal rest room area with new one Size:9100 mm long x 4000mm wide x 8mm thick chequered plate along with supporting angles. vi) In order to prevent the rain water entering into the rest room ,the steel sheet of not less than 2.50 mm thick shall be provided from the rest room floor upto the height of hand railing on for North,South and West side of the crane.The steel sheet used shall be of double hot dip galvanized. The approximate size of above sheet shall be 16000 mm x 1220 mm. vii) In order to prevent the rain water entering into the rest room and pintle unit, Transparent Fibre sheet of good quality of reputed make shall be provided externally on all four sides between the bottom of slew unit and upto the rest room hand rail. The appx size of this sheet shall be 6500 mm x 4000 mm (on each North side & South side) and 4200 mm x 4200 mm (on each East & West side). The sheet shall be sloping downward fitted on the resting bracket / angle and there should be sufficient spacing between the sheet and crane frame so as to have proper ventilation. viii) In order to prevent the rain water entering into the rest room and pintle unit ,all four triangular openings near portal shall be fitted with removable cover using steel plate of not less than 6 mm by means of bolting or any other suitable arrangement with rubber packing. ix) A suitable size steel cabinet/locker of Godrej or any reputed make for keeping the belongings of 3 to 4 personnel shall be provided in the rest room
11
Qty
Unit
Rate Rs. Per
Amount Rs. Ps
Sr.No
ITEMS
Rate Rs. Per
Qty
Unit
1
Job
5,79,805/-
Job
Dismantling the complete bogies cleaning, overhauling & refitting with all the hardware to each bogie.
4
Nos
75,000/-
Nos
Design, manufacture and supply rail mounted wheel shaving 450 mm OD X 125 mm ID X 240 mm depth made of cast steel material with both side bearing mounting complete with testing and commissioning etc. (material test certificates for new wheels shall be produced
8
Nos
72,300/-
Nos
Amount Rs. Ps
x) During the above refurbishment work the electric cable if any is required to be removed / dismantled shall be done by the contractor under the supervision of Engineer in - Charge. If any of the cable tray removed or if any of the cable is damaged by the contractor while dis-connecting shall replaced by new one. Approximate quantity considered for the estimation of repair work, hence the quantity executed will be measured and paid on actual. 10
REPAIRS TO THE DRIVER CABIN The overall dimension of operator cabin is 2250 mm long x 1650 mm wide x 2000 mm high. The cabin platform, windows and surrounding area shall be refurbished and the Glasses of the windows shall be replaced by toughened glass with water tight sealing. The hinges of the windows shall be made of noncorrosive metal &to resist the mechanical vibrations. The interior roof shall be covered with heat resistance sheet as per existing arrangement. An ergonomically designed, upholstered chair of adjustable height and revolving type with back rest suitably located for easy reach and easy operation shall be provided in the cabin. It shall be revolving type arm chair of reputed make. One lockable steel cabin of approximate size 500 x 250 x 150 mm shall be provided for keeping the operator’s belongings.
5,79,805
00
REPAIRS TO THE MOTORIZED TRAVEL BOGIES 11
12
12
3,00,000
5,78,400
00
00
Sr.No
13
14
15
16
17
18 19
20
21
22
23
24
25
26
ITEMS from a reputed test laboratory.) EN-24 Shaft 80 mm O.D. X 430 mm long (approx.) having both side slot for locking. Supply and delivery of EN-24 Main Drive Gear Centre Shaft 90 mm O.D. X 490 mm long (approx.) having steps as per sample. 41 Teeth spur Gear EN-19 (Cast Steel) with required hardening of teeth. (As per existing sample) 60 Teeth spur Gear EN-19 (Cast Steel) with required teeth hardening (As per existing sample). Supply and Installation of SKF make Taper roller self-aligning type bearing No.33016 for wheels. Supply and Installation of SKF make roller bearing No. 22212 for 41 teeth gear shaft. Supply and Installation of SKF make roller bearing No. 22216 for 41 teeth gear shaft. Shaft holder steel sleeve with collar as per sample Adjusting washer rings as required.( As per existing sample) Supply and delivery of EN-19 Coupling Type Female (Internal) Gear Inside OD 220mm x 70 mm Thick Complete with Standard Case Hardening. Supply and delivery of EN-19 Coupling Type Male Gear OD 125 mm x 90 mm Thick Complete with Standard Case Hardening. The motor and gear box foundation structure to be replaced by new plate and angle structure welded back to the bogie structure with extra reinforcement. Installation of repaired bogies on the crane. Testing & Commissioning as per the instructions Transportation charges for old defective bogie to be taken out for repairs from site and bring back repaired bogies to the site at 20T crane at H.D.D., Indira Dock. Supply, Delivery and Installation of brass spur gear 25 teeth of size OD 225mm x 39mm Thick (Approx.) to the travel gear box .( As per existing sample) 13
Rate Rs. Per
Amount Rs. Ps
Qty
Unit
8
Nos
9,200/-
Nos
73,600
00
4
Nos
12,200/-
Nos
48,800
00
4
Nos
22,500/-
Nos
90,000
00
8
Nos
32,500/-
Nos
2,60,000
00
16
Nos
12,500/-
Nos
2,00,000
00
4
Nos
12,500/-
Nos
50,000
00
4
Nos
19,200/-
Nos
76,800
00
16
Nos
750/-
Nos
12,000
00
4
Nos
10,200/-
Nos
40,800
00
4
Nos
8,200/-
Nos
32,800
00
4
Nos
15,500/-
Nos
62,000
00
4
Job
26,200/-
Job
1,04,800
00
4
Job
9,500/-
Job
38,000
00
4
Job
7,900/-
Job
31,600
00
Sr.No ITEMS 27 Replacement of defective worn out Hoist Motor Brake Drum of Dia. 16” (Approx.) and wide 7.25” with new one as per existing arrangement. 28 PAINTING SCHEME: The painting to all the structural members shall be as follows. 1) All steel structural components shall be cleaned from dust ,rust, oil, grease by wire brushing and cleaned with a piece of cloth before painting. 2) After cleaning the surfaces, one coat of Zinc Rich epoxy based primer shall be applied by brushing. 3) One more coat of Zinc Rich epoxy based primer shall be applied by brushing / airless spray. The dry film thickness (DFT) of this coat shall not be 30 microns minimum. 4) After application of primer, all surfaces shall be given one intermediate coat of MIO (Micaceous Iron Oxide). 5) Finally two coats of finished colour pigmented epoxy paint of Industrial Gray shade having dry film thickness (DFT) of 30 microns each shall be applied. Thus the total paint thick ness shall not be less than 240 microns. 6) The surfaces intended to be painted shall be inspected and approved by the representatives of the Engineer or third party inspection agency prior to painting to the extent possible. Considering the prevailing corrosive atmosphere in the surrounding area, the long travel structural items and lower portion of the Portal shall be given extra rust prevention and painting. 7) All inner surfaces of the steel structures which are not accessible shall be treated only with one coat of primer. Other alternative systems which are equally efficient will also be acceptable. 8) The paints used Asian/Shalimar/Berger make.
shall
be
of
NOTES: 1) The Steel plates and M.S. angles used for the above work shall conform to IS: 2062, Grade ‘A’ and shall satisfy the relevant tests as per IS codes. 14
Rate Rs. Per
Qty
Unit
1
Job
80,700/-
Job
1
Job
10,83,630/ -
Job
Amount Rs. Ps 80,700
10,83,630
00
00
Sr.No
ITEMS 2)All pipes , angles etc shall be from reputed manufacturer and shall conform to relevant standards. 3) Moreover, the materials and equipment used for the above work shall be in accordance with the requirements of IS 807:2006 and IS 4594 of 1968 or later. 4) All the tools, tackles, Cranes &, welding / gas cutting set if required for the subject work shall be arranged by the contractor. 5) The contractor has to arrange his own transport facility to transport men, materials etc. for carrying out the subject work. 6) As time is the essence of this contract work, the contractor has to mention the minimum time required to complete the subject work in calendar days. Total "X"
Qty
Unit
Rate Rs. Per
Amount Rs. Ps
1,14,37,668
The price quoted below shall be inclusive of all taxes & duties such as Excise duty, VAT, Service Tax, Octroi, etc. or any other taxes & duties. TOTAL AMOUNT INCLUSIVE OF ALL TAXES & DUTIES – “X” Rs. 1,14,37,668/Rs. One Crore Fourteen Lakh Thirty-Seven Thousand Six Hundred &Sixty-Eight only/TO BE QUOTED BY THE BIDDER * ADD ___________ % (in figures) _______________________________ % (in words) Over the amount at 'X' above
(+) Rs._______________
*DEDUCT ___________ % (in figures) _______________________________ % (in words) Over the amount at 'X' above
(-) Rs. _____________
Total Tender Amount inclusive of all taxes including Service Tax, Duties and VAT (in figures) ______________________________________________________________________ (in words) _______________________________________________________________________
15
00
The amount of Service Tax included in the quoted price is Rs. ________________ * Tenderers should score out either ‘ADD’ or ‘DEDUCT’ as the case may be Note : The amount should be given in words as well as in figures.
Signature of the Witness : __________
Signature of the Tenderer : __________
Name : ________________________
Name : _________________________
Address : _______________________
Address : ________________________
_______________________________
________________________________
Place : _________________________
Place : __________________________
Date : _________________________
Date : ___________________________
Tel. No. : _______________________
Tel. No.:__________________________
(COMPANY SEAL)
16