11.21__WI_308.7_Switchboard_Support_Work_Item.pdf

USS FRANK CABLE

(AS-40)

ELECTRICAL 28 September 2015 ITEM NO.308.7 Category “A” TMMG/REAGAN/DNG

SWITCHBOARD SUPPORT WORK ITEM

308.1-1

1.0 ABSTRACT

This item describes the requirements to provide support to a Government Furnished Contractor for upgrades to Ship Service (1S and 2S) and Ship Along Side (1SAS and 2SAS) switchboards.

2.0 REFERENCES

2.1 MSC Drawing 803-7081122, General Technical Requirements

(GTRs)

3.0 ITEM LOCATION/DESCRIPTION

3.1 Location/Quantity:

3.1.1 Location

a. Various, as requested by the Government Furnished Contractor

3.1.2 Quantity: None

3.2 Item Description/Manufacturer’s Data

3.2.1 Bill of Material: None

4.0 GOVERNMENT FURNISHED EQUIPMENT/MATERIAL/SERVICES:

4.1 Government Furnished Equipment (GFE): None

4.2 Government Furnished Material (GFM): Ten (10) each, 200’ lengths of LSTSGU-400 Cable

4.3 Government Furnished Services: (GFS):

4.3.1 ABS surveyor onsite services will be provided

and funded by MSC under separate contract.

4.3.2 A Switchboard Manufacturer’s Representative will

be provided and funded by MSC under separate contract.

4.4 Government Furnished Information (GFI): None

5.0 NOTES

5.1 The contractor and all subcontractors, regardless of

tier, must consult the General Technical Requirements (GTR) to

308.1-2 determine applicability to this work item. In performance of this work item, the contractor and all subcontractors, regardless of tier, must comply with the requirements of all applicable GTRs, including but not limited to GTRs 1-7, 21, 22, 25, 26, and 29.

5.2 The contractor and all subcontractors, regardless of

tier, are advised to review other work items under this contract, including but not limited to Work Items 308.1 through 308.3, to determine their effect on the work required under this work item.

Many of the definitions relating to performance of this work item are found in Work Item 001.

6.0 QUALITY ASSURANCE REQUIREMENTS

6.1 All work shall be performed to the satisfaction of the

onsite MSC representative (MSCREP), Port Engineer, and ship’s Chief Engineer.

6.2 All rigging is to be in accordance with shipyard

policies. No material shall be transported by crane without the shipyard providing proper cradles and securing the material. Any equipment or material damaged during this evolution shall be replaced by the shipyard.

7.0 STATEMENT OF WORK REQUIRED

7.1 Arrangements/Outfitting

7.1.1 Prior to start of work conduct a separate

“Coordination Kick off” meeting to discuss specific support required. Required attendees to include Switchboard Manufacturer’s Representative, Contractor, CHENG and PPE.

7.1.2 Coordinate all support with the Switchboard

Manufacturer’s Representative and the MSCREP.

7.1.3 Remove interferences in way of temporary

services. Retain removed interferences for reinstallation upon completion of work.

308.1-3

7.1.4 Provide temporary services for the vessel as

requested by the Switchboard Manufacturer’s Representative provided in Section 4.3 for the duration of the contract performance period.

a. Ensure that all temporary power and lighting services are connected, operational, and ready for use within 24 hours after request by the Switchboard Manufacturer’s Representative. Make connections at the locations specified by the Switchboard Manufacturer’s Representative and approved by the

MSCREP.

b. Notify the Switchboard Manufacturer’s Representative and MSCREP 24 hours before scheduled disruptions of temporary power and lighting services. The Contractor may disconnect required temporary power and lighting services only when securing an associated system for authorized work. If a provided service is unexpectedly disrupted, notify the Switchboard Manufacturer’s Representative and MSCREP of the disruption and provide an estimated time until it will be restored.

7.1.5 Furnish the following temporary services:

a. Provide temporary power and lighting for all systems and equipment impacted by the securing of individual switchboards and power panels. Coordinate with the Switchboard Manufacturer’s Representative, MSCREP and ship’s force and maintain power throughout the ship, including during berth shifts and “turn ship” evolutions. Provide flexible cables, necessary terminal connections, and 60-cycle 3-phase electrical power to the vessel at locations specified by the Switchboard Manufacturer’s Representative in accordance with NFPA 70. Except for those vessels with an onboard shore power isolation transformer, only a single ungrounded shore power source shall be used for supplying electrical power, i.e. the generator or the transformer secondary supplying the shore tie must have all phases and any neutral insulated from earth with the frame of such equipment bonded to ground. Parallel transformers or

308.1-4 generators shall not be used. The voltage and current capacities shall be as specified by the Switchboard Manufacturer’s Representative

b. Provide temporary ventilation as requested by the Switchboard Manufacturer’s Representative, including fans and flexible ducting.

c. Provide, install and operate a load bank with the following minimum characteristics: 450VAC, 2,500KW resistive and 2,180 KVAR reactive power charge, for three (3) days of switchboard testing at the request of the Switchboard Manufacturer’s Representative. Install ten each, TSGU-400 cables listed in Section 4.2. Connect cables to load bank and directly to the individual SAS receptacles. Coordinate all tests between Work Items 308.1 and 308.2.

d. Provide heavy-lift equipment services (cranes and forklift trucks, with operators and riggers) in minimum, 15-minute increments, for use by the Switchboard Manufacturer’s Representative, with maximum, four working-hour notices. Ensure cranes and associated weight handling gear and equipment have a minimum two-ton lift capacity and an outreach sufficient to reach an offload point on the forecastle, fantail, or other deck, as applicable. For estimating purposes, assume 100 crane lifts and 100 forklift truck services.

e. Provide the services of heavy-lift laborers for use by the Switchboard Manufacturer’s Representative, with maximum, four working-hour notices, and lift, carry, and move articles from exposed deck areas on the vessel to spaces where the articles are to be installed or utilized. Lift, carry and move removed articles to pallets on exposed deck areas on the vessel for removal via cranes. For estimating purposes, assume heavy-lift laborer services for 200 trips.

f. Provide an appropriate lay down area and rigging/cranes services of same for two (2), forty (40) foot containers within the vicinity of each other and the ship.

308.1-5

g. Disconnect and remove all temporary services when requested by the Switchboard Manufacturer’s Representative.

7.1.6 Reinstall interferences removed and retained for

reinstallation. Provide new and install interferences rendered unusable during removals.

7.1.7 Clean all areas affected by this work item.

a. Remove all dirt, dust, foreign objects and fabrication debris upon completion of each temporary service.

7.2 Structural: None additional

7.3 Mechanical/Fluids: None additional

7.4 Electrical: None additional

7.5 Electronics: None additional

7.6 Preparation of Drawings/Documentation: None additional

7.7 Inspection/Test: None additional

7.8 Painting

7.8.1 Touch up all surfaces where paint was damaged in

the conduct of work identified in this work item to match surrounding surfaces.

7.9 Marking: None additional

7.10 Manufacturer’s Representative: None additional

8.0 GENERAL REQUIREMENTS: None additional