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ection VI
ection VI
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Technical Specifications
Technical Specifications
PART I - TECHNICAL SPECIFICATIONS
PART I - TECHNICAL SPECIFICATIONS
TABLE OF CONTENTS
CLAUSE NO.
TITLE
PAGE NO.
TS-1.0 GENERAL ...2
2 TS-2.0 SCOPE OF WORK...3
TS-3.0 CONTRACT PERIOD AND LOCATION...8
TS-4.0 DESIGN REQUIREMENTS...8
TS-4.1 General...8
TS-4.2 Vessel Technical Data...9
TS-5.0 PERFORMANCE REQUIREMENTS...9
TS-6.0 TESTING AND ACCEPTANCE CRITERIA...9
TS-7.0 SPARE PARTS AND TOOLS...10
TS-8.0 DOCUMENTS TO BE SUBMITTED...10
TS-9.0 GUARANTEE ...11
TS-10.0 MISCELLANEOUS...11
Prepared by:
NAME & DESIGNATION: PLANT:
E-MAIL ADD.:
PART I - TECHNICAL SPECIFICATIONS
PART I - TECHNICAL SPECIFICATIONS
TS-1.0 GENERAL
This specification covers the technical requirements for the furnishing of all
labor, materials, equipment, tools and other incidentals for all the works enumerated herein during the dry docking of NPC POWER BARGE (PB) 119 for repair within the Contractor’s docking site in Visayas or Mindanao.
The PB 119 shall be towed by NPC’s tugboats at NPC’s expense from its point of origin at Tabuk, Isabela City, Basilan to the Contractor’s dockyard and after the completion of all repair works shall be delivered back to its place of origin.
Upon arrival of the towed PB 119 at the Contractor’s dockyard, all mooring/de-mooring and PB119 movements using the Contractor’s tugboat to secure the barge safely shall be the Contractor’s responsibility.
No work shall be done without the presence of NPC representative/s.
All replacement materials and auxiliary equipment to be used and incorporated into the PB119 shall be new and unused. They shall be suitable for the intended purpose and shall comply with all applicable regulations, quality, and standards. The Contractor shall accept full responsibility for his works including performance qualifications, documentation, reports, repairs, corrosion protection, shop testing, field testing, warranty provisions and compliance with the applicable codes and standards and the requirements of this Specification. Utmost care shall be strictly observed by the Contractor during the conduct of works within the contract to avoid damage of any kind to the other existing equipment & components of the vessel which are not part of the contract scope. In the event that any such damage should occur due to the carelessness, negligence or fault of the Contractor, the Contractor shall repair or replace all damaged portions at his own expense and to the satisfaction of NPC.
TS-2.0 SCOPE OF WORK
The scope of work shall cover the furnishing of all labor, materials, equipment, tools and other incidentals required to complete the work in accordance with the specification contained in this section.
The work shall include all and every work and service although not specifically mentioned herein but are required to fully complete the works for the safe and reliable operation of the PB 119.
The works and services to be performed by the Contractor under this contract shall essentially consist of but not limited to the following:
1. Docking/Undocking Works (of Vessel) and Mooring/De-mooring
within shipyard premises including provision of other general services: 1.1 Shoreline Handlers
1.2 Use of Tugboat 1.3 Power Supply 1.4 Fresh Water Supply 1.5 Fire Line
1.6 Garbage Disposal 1.7 Gangway
1.8 Quarters/Bunkhouse for 20 NPC Personnel
1.9 Fill-up the PB Fresh Water Tank with 100,000 liters of fresh water prior to PB departure at shipyard premises.
After the removal of the PB 119 from the water, the Contractor and NPC’s representative/s shall conduct a joint inspection to asses the condition of the vessel underwater body surfaces.
2. Hull Preservation Work
2.1 Scrape barnacles/marine growth and jet wash with fresh water from Keel to DLL of the barge.
• Bottom plate surface area = 608 sq.m • Side shell surface area = 245 sq.m
3. Repair Works
3.1 Hull
a) Conduct Ultrasonic Gauging (random) at 400 points from PB bottom plate to all side shell with NPC authorized representative/s (witness). b) Remove existing damaged/thinner plates found during inspection,
supply and replace those plates with new materials as follows:
Location Quantity Unit Dimensions Material Specs Hull Bottom
Plate 5 Pcs 4ft x 8 ft x ½ in Grade A 36 Mild Steel Plate Hull Side Shell
Plate 2 Pcs 4ft x 8 ft x ¼ in Grade A 36 Mild Steel Plate
3.2 Bottom Deck
a) Clean/jet wash bottom deck
b) Remove existing damaged plate, supply and replace with new materials as follows:
Plate Location Quantity Unit Dimensions Material Specs Bottom Deck
Plate 8 Pcs 4ft x 8 ft x thk * Grade A 36 Checkered Steel Plate
Note: * Thickness shall be same as the original existing plate.
3.3 Engine Deck
a) Clean/jet wash main engine deck and false floor b) Clean/jet wash flat bilge and auxiliary area
3.4 Sandblasting of the following plate surface to SA 2.5:
Plate Location Estimated Area a) Hull bottom plate 608 sq.m. b) Hull side shell 245 sq.m. c) Top plate flooring of Bottom Deck 313 sq.m. d) False Flooring of Engine Room
e) Exposed Deck (out pass) 199 sq.m. f) Sun Deck (Roof Top) 480 sq.m.
4. Supply and Apply Painting for the following:
4.1 The number of paint coating and color (as specified) shall be applied to the following surface areas:
Description/Area Shop
Primer EpoxyTar Anti-Corrosive Paint Anti-Fouling Paint Color Flat Bottom to
Waterline, (776 sq.m.)
1 coat 3 coat 1 coat Vinyl Tar 1 coat Side Shell above
Waterline, (204 sq.m.)
1 coat
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3 coat 1 coat Epoxy Finishing Paint (Battleship Gray) Exposed Deck(out pass) & Side Rail,
(199 sq.m.)
1 coat
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3 coat Epoxy paint (Dark Green)-Engine Deck and False Floor
(425 sq.m.)
1 coat
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3 coat Epoxy paint (Dark Green)-Flat Bilge & Auxiliary Area
1 coat 2 coat
-Bottom Deck,
(313sq.m.) 1 coat
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3 coat Epoxy paint (Dark Green)-Sun Deck (Roof top) and Side Rail (480 sq.m.)
1 coat
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3 coat Epoxy paint (Dark Green)-4.2 Paint all Draft Numerals and Plemsoll Marks
5. Fuel Oil Storage and Fresh Water Tanks Cleaning Works
5.1 Conduct thorough cleaning of the following tanks including removal and disposal of any sludge left inside the tanks:
Tank Qty.
Tank Volume (liters/tnk)
1) Heavy Fuel Oil Storage Tank 2 700,000 2) Light Fuel Oil Storage Tank 1 90,000 3) Lube Oil Tank 2 8,100 4) Fresh Water Tank 1 100,700
6. Cathodic Protection Works
6.1 Remove three (3) pcs. of wasted zinc anodes and straps
6.2 Supply and install all three (3) pcs. of wasted zinc anodes and straps. The back surface of the zinc anode shall be coated with 3 coat of Tar Epoxy paint prior to installation.
7. Hoist Beam and Rail Extension Works
7.1 Extend hoist beam and rail at starboard side by 6 meters with the same design and material specs as the existing at port side.
7.2 Supply and apply anti-corrosion paint to the new extended hoist beam and rail with the same painting material and color of the existing.
8. Control Deck Repair Works
8.1 Remove and replace existing vent fan steel plate flooring and support with new steel plate material specs as follows:
Plate Location Quantity Unit Dimensions Material Specs Control Deck
Flooring 4 Pcs. 3.6m x 1.8m x 6mm thk. Grade A 36 Mild Steel Plate
8.2 Remove and replace 4 units of existing vent fan louvers with dimensions of 1.8m x 1.53m per unit of the same material specs as the existing.
8.3 Remove and replace comfort room existing floor tiles, walls and ceilings including set of lavatory and exhaust fan.
9. Upper Deck Construction Works
9.1 Construct new Comfort Room having dimensions of 4ft x 4ft x 7 ft ht. complete with:
• Walls shall be made of MS plate, A 36. 4ft x 8ft x ¼” • Flooring shall be made of 8” x 8” ceramics tiles • Steel door complete with hinges and door knob • Exhaust Fan, Lighting and water fixtures • Lavatory sets
• All steel surfaces shall be coated with epoxy paint
10. Miscellaneous Mechanical Works 10.1 Engine Smoke Stacks – 4 units
• Repair of Engine Smoke Stack insulation
10.2 Charge Air Cooler
• Remove and replace all worn-out baffle plates with the same material specs as the existing.
10.3 Auxiliary Generator
• Modify/install 1 unit industrial exhaust fan 10.4 Engine Room
• Modify all drain pipes from engine room flooring to flat bottom bilge with 4” G.I. pipes.
10.5 Sea Water Cooling Pump (SWC Pump)
• Modify pipeline and install new unit of SWC Pump - 1 unit Note: SWC Pump shall be provided by PB 119
11. Mechanical Systems Works
11.1 Sea Water Cooling System (SWCS)
11.1.1 Remove, supply and replace the following existing pipes & fittings with new materials:
Application Pipes and Fittings to be Replaced Pipe Diameter Length
(meters) FlangeNo. of ElbowsNo. of 1) Charge Air Cooler 4” (100mm) 88 102 62 2) Charge Air Cooler 10” (250mm) 60 20 12 3) Ballast Tank 3” (80mm) 130 54 26 4) Fire Hydrant 2.5” (65mm) 34 22 22 5) MGPS 2” (50mm) 10 10 8 6) MGPS 1.5” 28 20 14 7) Seachest Breather 1” (25mm) 24 m 8 10 Notes:
1. The material for pipes and elbows must be ASTM 53, Grade A, Hot Dipped Galvanized. Likewise, all pipes shall be Schedule 40 and seamless type.
2. All pipes inside surface shall be coated with rubberized paint
11.1.2 Remove, supply and replace the following existing valves with new materials:
Valves to be Replaced Size
(diameter) Materials (pc.)Qty. 1) Angle Valve, flange end, 150 lbs 1.5” (40 mm) Brass 4 2) Angle Valve, flange end, 10 k 2.5” (65 mm) Brass 1 3) Gate Valve, flange end, 10 k 2.5” (65 mm) Brass 1 4) Gate Valve, flange end, 10 k 3” (80 mm) Brass 6 5) Butterfly Valve, flange end, 10k 3” (80mm) Brass 4 6) Butterfly Valve, flange end, 10k 4” (100 mm) Brass 8 7) Butterfly Valve, flange end, 10k 10” (250 mm) Brass 2
11.1.3 Remove, supply and replace the existing strainer with new material:
Strainers to be Replaced Qty. (unit) 1) Strainer, 10” (250 mm) dia., 10k, complete with casing,
flange type, coated with rubberized paint inside & outside at starboard suction line
3
11.1.4 Fabricate and install debris strainer at main inlet suction – 2 sets
11.1.5 Remove and replace the following pumps (excluding motor) Pumps to be Replaced Qty.
(unit) 1. Sea Water Service Pump, Type 65 x 50 EJ2-502, Head: 30 m,
Cap.: 30 cum/hr, Output: 5.5 KW, RPM: 3500 1 2. Fire & GS Pump, Type 80 FEV80-D, Head: 40 m, Cap.: 20 cum/hr, Output:7.5 KW, RPM:3500 1 3. Bilge & Ballast Pump, Type 80 FEV80-D, Head: 20 m, Cap.: 30 cum/hr, Output:7.5 KW, RPM:3500 2 4. Sea Water Cooling Pump, Type 200 FELP-S, Output: 33KW 2 11.1.6 Remove and replace the following Pump Base & Supports
Pump Base & Support to be Replaced for the Following Pumps: Qty. (unit) 1. Sea Water Service Pump 1
2. Fire & GS Pump 1
3. Bilge & Ballast Pump 2 4. Sea Water cooling Pump 2 11.2 Freshwater Line System
11.2.1 Supply and install the following additional piping, elbows, flanges and valves for supply and return line from engine to expansion tank:
Pipes, Valves, Elbows and Flanges to be Installed Qty. 1” (25mm) dia. X 20’ (6m) G.I. pipe, Sch. 40, seamless 17 pcs. 1” (25 mm) dia. X 90 deg. G.I. elbow, welded type, sch. 40 32 pcs. 1” (25 mm) dia. Gate Valve (one way valve disc type), brass,
flange end, 10 k 4 pcs.
1” Slip-on Flange, welded type, Mild Steel 28 pairs 3/4” (20mm) dia. X 20’ (6m) G.I. pipe, Sch. 40, seamless 16 lengths 3/4” (20 mm) dia. X 90 deg. G.I. elbow, welded type, sch. 40 28 pcs. 3/4” (25 mm) dia. Gate Valve (one way valve disc type),
brass, flange end, 10 k 4 pcs. 3/4” Slip-on Flange, welded type, Mild Steel 32 pcs.
Note:
11.2.2 Remove and replace four (4) units of freshwater header return pipe and turbocharger fresh water line
11.3 Heavy Fuel Oil (HFO) System Repair Works
11.3.1 De-clogging/ Servicing of 2” (50 mm) dia. x 30 meters long HFO line and remove, supply & replace defective valves (2 pcs.) and strainers (2 pcs.).
11.3.2 Insulate HFO line and steam lines with ½” (12 mm) thick insulation material.
12. Repair/Build-up of 22 Gunshot Holes at Starboard Side
12.1 Repair/build-up the 22 gunshot holes located at Starboard side. The material to be used shall be the same as material composition of the existing plate material. .
13. Other Services Required of Contractor
13.1 Provide equipment/tools and consumables necessary for satisfactory completion of the works under the contract
13.2 Provide services of highly qualified and experienced technical personnel having expertise in vessel dry docking and ship repair during the conduct of works.
13.3 Place all the replaced/removed materials or equipment to a secured place within the dockyard premises which shall remain the properties of NPC. Disposal of such materials shall be the responsibility of the NPC.
14. Submission of pertinent documents per Clause TS-8.0, DOCUMENTS TO BE
SUBMITTED
TS-3.0 CONTRACT PERIOD AND LOCATION
The contract period shall be ONE HUNDRED TWENTY (120) CALENDAR
DAYS reckoned from the receipt of Notice to Proceed.
After satisfactory completion of all repair works under the contract, towing of PB 119 from the Contractor’s dockyard to its mooring site in Tabuk, Isabela City, Basilan shall be the NPC responsibility using NPC’s tugboat.
TS-4.0 DESIGN REQUIREMENTS TS-4.1 General
The vessel dry docking and repair works shall be in accordance with the Contractor’s ship/vessel standard practice and other applicable codes and standards.
The Contractor should have valid Maritime Industry Authority (MARINA) License requirement:
Category : Ship Builder and/or Ship Repairer
Classification : At least “Small” shipyard with minimum lifting capacity of
2000 DWT.
TS-4.2 Vessel Technical Data
The principal dimensions and weight of the PB 119 are as follows:
TS-5.0 PERFORMANCE REQUIREMENTS
The vessel shall satisfactorily meet the requirements specified in Clause TS-4.0, Design Requirements and the Contractor shall guarantee the seaworthiness of the vessel and the functional/performance capability of the replaced/repaired and installed equipment and/or components.
TS-6.0 TESTING AND ACCEPTANCE CRITERIA
The Contractor shall perform at his own expense all tests required to ensure adequacy of repair, material, workmanship and conformance to the requirements of the specifications and standards.
All equipment and/or components to be supplied by the Contractor shall be subjected to the manufacturer’s standard factory tests prior to delivery and installation. NAPOCOR PB 119 DIMENSION/WEIGHT Length 32.0m Breadth 19.0m Depth 4.80m Draft 2.80m
Displacement at design draft 1,697.0 tons Gross Tonnage 1,994.57 tons
Ultrasonic Gauging shall be randomly conducted to at least 400 spots to hull bottom & side shell plate. Afterwards, Contractor shall submit to NPC the result of said Ultrasonic Gauging.
Non Destructive Testing shall be conducted for all welding portions of hull that require plate replacement.
Certified test reports/results of tests conducted during and after repair works shall be submitted to NPC for evaluation and acceptance.
The Contractor shall also ensure the timely completion of the repair works under the contract without affecting the agreed overall contract implementation schedule.
After the completion of repair works, the Contractor together with NPC authorized representative/s (witness) shall carry out thorough vessel inspection/verification to ensure that all of the repair works including performance testing of all supplied/installed equipment have been satisfactorily accomplished in accordance with the requirements of the specifications and to the satisfaction of NPC representative/s.
Acceptance Certificate shall be issued only upon satisfactory completion of the works; all the tests and inspections are successfully conducted & performed; and submission of complete documents as specified hereto in Clause TS-8.0 item b).
TS-7.0 SPARE PARTS AND TOOLS
This clause is not applicable.
TS-8.0 DOCUMENTS TO BE SUBMITTED
a) To be submitted with the bid/proposal for evaluation:
a.1 Actual Barge Inspection Certificate to be signed by NPC’s authorized personnel;
a.2 Work Plan/Bar Chart; and
a.3 Valid Maritime Industry Authority (MARINA) License requirement:
Category : Ship Builder and/or Ship Repairer
Classification : At least “Small” shipyard with minimum lifting capacity of 2000 DWT.
b) To be submitted before or upon completion of works:
b.1 Shell Expansion plan (as-built drawings); b.2 All Test Results/Records; and
b.3 Certificate of Warranty for one (1) year on repair works and supplied equipment/components and materials against factory defects/ workmanship.
All drawings and documents in Clause TS-8.0 item b, including other drawings/documents specified in Clause TS-6.0 shall be submitted to the Manager – PB119, for evaluation and/or approval prior to issuance of acceptance.
TS-9.0 GUARANTEE
The Contractor shall guarantee that he will repair and/or replace, at his own cost, all repair works and supplied equipment/components against defect in design, workmanship and materials for one (1) year after issuance of Acceptance Certificate by NPC.
The Contractor shall submit a Warranty Certificate effective from the date of acceptance by NPC.
After the lapse of the warranty period, provided that there are no defects found, NPC shall release the warranty security/certificate.
TS-10.0 MISCELLANEOUS a) Measurement of Payment
Measurement of payment for all works shall be based on the bid price of each item as shown in the Bid Price Schedule. The cost shall cover all works required and described in the pertinent provisions of the specifications
No separate payment shall be made by NPC for the following works:
1. Other services, i.e. security, lay days, wharfage, preparation of side blocks, ladder, scaffolding & staging, etc.
2. Consumables, i.e. welding rod, chemical solution for tank cleaning, acetylene, etc.
3. Other incidental works stated in the specifications.
Corresponding cost of the above works shall be included by the Contractor in the bid price for various pay items under the contract.
b) Drawings & Photos
