Addendum no 2 to TD for CP3 EN

Relevant Clause Original Modified Reference: Appendix A of Addendum No.2 Item No.13, Description: Track bed - starter barViaduct, Elevated station and cut and cover tunnel The “Descripti

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Ben Thanh - Suoi Ti 5en Section (Line 1)

Contract Package 3: E&M, Rolling Stock, Trackwork, Maintenance

This Addendum No.2 shall be construed as an integral part of the Tender Documents

Volume 1

1

ITT Item A8.4 The first paragraph:

The Tenderer shall note that for his reference only in Annexure 6 there is a spread sheet that outlines the Vietnamese Regulations for Approval and Certification of Projects

The first paragraph: “The Tenderer shall note that for his reference only in Annexure 6 there is a spread sheet that outlines the Vietnamese Regulations for Approval and Certification of Projects.” shall be deleted

to those specified in the Employer’s Requirements,

2nd paragraph shall be revised as follows:

The Tenderer shall provide justification, in accordance with Clause 32.1 of the General Specifications, for any codes

or standards it proposes in its list as alternatives or additions to those specified in the Employer’s

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No Relevant Clause Original Modified

General Specifications Requirements, General Specifications

3

ITT Annexure 1 4 The Tenderer’s Technical Proposals shall cover:

4.3 plan, organization and methodology to approach maintenance of Railway System during the 5 years after the date of issue of the Taking Over Certification and additional maintenance supervision and/or works after the first 5 years if necessary;

4.6 plan, organization and methodology to approach knowledge/skill transfer for maintenance of Railway System during 5 years after commencement of revenue service;

4.3

<Add following sentence at the end of sub-clause 4.3> Since the Employer gives importance to actual experiences of the Contractor in the maintenance of railway system, the Tenderer is requested to clearly demonstrate the following issues:

- The maintenance experiences of the Tenderer for the following seven railway sub-systems, and/or

- The maintenance experiences of his subcontractors and their future involvements in the 5 year maintenance works (refer to the contents of Annexure 9), for the following seven railway sub-systems:

i) Signalling System ii) Telecommunication System iii) Rolling Stock

iv) Power Supply and Distribution System v) OCS

vi) Trackwork” and vii) AFC

The Commitment letters from the sub-contractors to the Tenderer on the above involvement shall be attached 4.6

<Add following sentence at the end of sub-clause 4.6> Since the Employer gives importance to actual experiences of the Contractor in the knowledge/skill

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transfer, the Tenderer is requested to clearly demonstrate the following issues:

- The experiences of the knowledge/skill transfer of the Tenderer for the following railway sub-systems, and/or

- The experiences of the knowledge/skill transfer of his subcontractors and their future involvement for the knowledge/skill transfer (refer to the contents of Annexure 9) in the 5 year maintenance works, for the following railway sub-systems

i) Signalling System ii) Telecommunication System iii) Rolling Stock

iv) Power Supply and Distribution System v) OCS

vi) Trackwork” and vii) AFC

The Commitment letters from the sub-contractors to the Tenderer on the above involvement shall be attached

4

ITT Annexure 6 Annexure 6 – VIETNAMESE PROCDURES FOR

APPROVAL AND CERTIFICATION OF PROJECTS

“Annexure 6 – VIETNAMESE PROCDURES FOR APPROVAL AND CERTIFICATION OF PROJECTS” shall

be deleted in its entirety

To the last line: “approval of the Employer.”

The full text from the 1st to the last line shall be read as follows:

“Sub-Clause 13.6: Daywork of General Conditions of Contract shall be deleted in its entirety.”

6 PCC Sub-Clause 14.2 Advance Payment Insert the wording “Additional Sub-Clause:” at the top of

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Where applicable, O&M Company will pay all of his staff’s salaries, travelling, subsistence and other related allowances

(The following sentences are added.)

In case any supplemental trainings initiated by the Contractor take place outside Ho Chi Minh City, relevant expenses including traveling, subsistence and other related allowances for the staff of O &M Company shall be borne by the Contractor

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Volume 3

General Specifications

Item 32.4

32.4 Alternative or additional codes, standards and

specifications proposed by the Contractor shall be internationally recognized codes and shall be, or

be equivalent to

The full text shall be substituted with the following:

32.4 Alternative or additional codes, standards and

specifications proposed by the Contractor shall be internationally recognized codes and shall be, or

be equivalent to the same

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ER APPENDIX 2D 1.1 Item No.4,

Description: Fixings for brackets and hangers for cable and pipe

The “Description” shall be revised as follows;

Fixings for brackets and hangers for cable and pipe Fixing for supporting structure for tunnel lighting Reference: Appendix A of Addendum No.2

Item No.9, Description: All cable recess, troughs, ducts, pipes and

trenches, either across track or parallel to track, in base slab and first stage concrete of the cut and cover tunnels

Including cable ducts and pipes rising from base slab up to a suitable termination point

The contents of “Remarks” shall be replaced with the following;

CP3 to provide the requirement, including size and location

CP1/CP2 and CP3 to co-ordinate and agree on size and location

CP3 to provide tunnel lighting and tunnel socket include

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Reference: Appendix A of Addendum No.2 Item No.13,

Description: Track bed - starter bar(Viaduct, Elevated

station and cut and cover tunnel)

Track bed - starter bar(Viaduct, Elevated station, Underground station and cut and cover tunnel)

Reference: Appendix A of Addendum No.2 Item No.14,

Description: Track bed – concrete (Viaduct, Elevated

station and cut and cover tunnel)

Track bed – concrete (Viaduct, Elevated station, Underground station and cut and cover tunnel)

Reference: Appendix A of Addendum No.2 (Not existing in the present Tender Documents) The following Item shall be added as new Item No 15;

Description Cast-in item into 1st Trackbed

Concrete Sockets for starter bars in concrete segments,

Starter bars connected to sockets,

Starter bars for 2nd Trackbed Design Size & location CP-3 and CP-1/CP-2

requirement, including size and location/arrangement CP-1/CP-2 and CP-3 to co-ordinate and agree on size

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and location/arrangement Reference: Appendix A of Addendum No.2

(Not existing in the present Tender Documents) The following Item shall be added as new Item No 16;

Description 1st Trackbed concrete (Bored

tunnels) Design Size & location CP-1

Description Track bed – Construction Joint

treatment (Viaducts, Bridges, Elevated/Underground stations

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and Tunnels) Design Size & location CP3 and CP1/CP2

Remarks CP3 to carry out construction

joint treatment where track bed will be placed

CP1/CP2 and CP3 to agree on the finishing of concrete surface where track bed will be placed

Reference: Appendix A of Addendum No.2 Item No.15, No.16 and No.17 The Item Numbers shall be revised as follows;

ER APPENDIX 2D 2.1 Item No.16,

Description: Cabling from isolators to all pump control panels Control and monitoring cabling from all pump control panels up to interface terminal boxes (ITBs)

The descriptions shall be revised as follows:

(Original) (Revised) Design Size & location CP-3 CP3 and CP1/CP2 Supply CP-3 CP1/CP2 Fix CP-3 CP1/CP2 Reference: Appendix A of Addendum No.2

Item No.18, Description: Earth Mat System

The contents of “Remarks” shall be replaced with the following;

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CP1/CP2 and CP3 to coordinate for the design and agree on size and location

CP1/CP2 to supply earth mats for station and depot CP3 to supply earth mats for substation

The descriptions shall be revised as follows:

(Original) (Revised) Supply CP-3 CP3 and CP1/CP2 Reference: Appendix A of Addendum No.2

Description Isolation / Insulation measures

for Platform Screen including insulating membrane beneath platform finish, insulation and surface seal between platform finish and platform screen doors (PSD), platform finish and end returns, , etc

Design Size & location CP-3

Remarks Surfaces of the End Return

Doors of the PSD to be insulated and coated with an insulating material by CP-3 Resistance tests between

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platform finish and earth by CP-3

CP-1, CP-2 to co-ordinate with CP-3 on the detail at the PSD and platform interface

Description Top and bottom fixings and

insulation at base of PSD Design Size & location CP-3

Remarks Along platform edge for the

entire length of the PSD Resistance tests between PSD and earth and between PSD and platform finish by CP-3 Reference: Appendix A of Addendum No.2

Description All fixings necessary to secure

PSD to the station structures Design Size & location CP-1&CP-2/CP-3

Remarks Along platform edge for the

entire length of the PSD

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CP-1/CP-2 and CP-3 shall ensure the structure can accommodate the fixing Reference: Appendix A of Addendum No.2

Description Touch voltage insulation

between PSD header and architectural panels such as cornice, false ceiling, etc Design Size & location CP-3

Description End returns (remote from the

PSD) and glass panels extended from the ends of the PSD

Remarks CP-1/CP-2 to co-ordinate with

CP-3 about the interface requirements at the PSD, walls

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and end returns

Description Sealing of gap between CP-3

equipment, and wall and floor finishes

Remarks Bedding or trims to be

designed, supplied and fixed

by CP-3 Sealing material shall maintain the fire rating of the compartment where applicable

Description The cabling from distributing

board in station electrical supply room to each illuminated sign

Design Size & location CP3 and CP1/CP2

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Remarks CP3 to provide requirements,

including size and location CP1/CP2 and CP3 to coordinate and agree on sizes and locations

Reference: Appendix A of Addendum No.2 (Not existing in the present Tender Documents) The following Item shall be added in the table as new Item

No 38;

Description Cable Installation and Routing

of Passenger Gates Design Size & location CP3 and CP1/CP2

Remarks CP3 to provide requirements,

including size and location CP1/CP2 and CP3 to coordinate and agree on sizes

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and locations

CP1/CP2 to provide floor opening for cable routing of passenger gates

CP1/CP2 to supply and fix Pipe/Sleeve for floor opening CP3 to supply and fix cable ducts / conduits / hangers / trays for routing all type of cables beneath passenger gates

CP3 to provide passenger gates and cabling

CP1/CP2 to cover floor opening and finish floor between passenger gates after cable installation work by CP3 Reference: Appendix A of Addendum No.2

k) JIS E 3801-1 Japan Radio Train Control

System-Part 1: General Requirements and Functional Requirements

The DTS shall provide sufficient bandwidth to cater for the data loading required at the present implementation stage and shall provide an additional spare bandwidth of at least

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The underlined text shall be added at the end of Item 1) as follows:

110kV cable connection from receiving substations to HCM City Power Company (HCMCPC), including excavation, reclamation and all facilities to be carried out under Provisional Sum;

a) Contact wire height above top of rail on main line

Standard: 5,100mm (inside workshop: 5,500mm) Maximum: 5,800mm

Minimum: 4,400mm

Clause 1.3 (8) a) shall be revised as follows:

1.3 Basic Design (8) The following shall constitute the basis for the designs and equipment ratings:

a) Contact wire height above top of rail on main line Standard: 5,100mm (inside workshop: 5,500mm) Maximum: 5,600mm

The door weight shall be kept to a practical minimum

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The Contractor shall include the following Design, Supply and Fix Items in his Detailed Interface Document:

1 Design, supply and fixing

of Rail system shall be the

sole responsibility of the

CP3 except where

otherwise specified in this

Table

CP3 CP3 CP3

2 Design, supply and fixing

of trackwork items shall be

the sole responsibility of

the CP3 except where

otherwise specified in this

Table

CP3 CP3 CP3

3 Cast-in sockets, cast-in

bolts or blind holes in

tunnels/viaducts for both

CP3 temporary and CP3

permanent services

CP3 to ensure that the

cast-in sockets, etc are

compatible with bracket

fixings, etc to ensure that

corrosion resulting from

dissimilar metals will be

prevented

CP3 and CP1/CP2

CP3 CP1/C

P2

CP3 to provide the requirements, including size and locations CP1/CP2 and CP3 to coordinate and agree size and locations Sockets shall be supplied by CP3 CP1/CP2 and CP3 to coordinate and agree that adequate construction tolerances are allowed between fixing and the mounting slots of the brackets

4 Fixings for brackets and

hangers for cable and

pipe

Fixing for supporting

structure for tunnel lighting

CP3 CP3 CP3 Bolts, anchors, nuts, washers,

packers, shims and the like shall

be supplied by CP3 CP3 to install above to cast-in sockets This arrangement shall also apply to trackside brackets to be installed along station trainways

5 Cable brackets and

hangers, and pipe brackets

attached to walkway

structure (if any)

CP3 CP3 CP3 Brackets, hangers etc shall be

supplied by CP3

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