Re-Assessment of Sukh Saghir Air-Conditioning and Ventilation-04082012

7/30/2019 Re-Assessment of Sukh Saghir Air-Conditioning and Ventilation-04082012

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Re-assessment Of Sukh Saghir Air-Conditioning And Ventilation System

Introduction

The system of air-conditioning and ventilation of Sukh Saghir mainly composed of

1-Supply Air

2-Exhaust Air

3-Air-Conditioning

Along the tunnel, these services are interconnected by MER(Mechanical-Electrical Room) that altogether

make up the ventilation system.

The rooms are as shown figure 1.0 :

MER-01, MER-02, MER-03, MER-04, MER-05, MER-06, MER-07, MER-08, MER-09, MER-10, MER-11,

MER-12 and MER-13

Figure 1.0

Three(3) important characteristics were again assessed namely :

1-Assessment On The Conditions Of The Air Path And Service Area

2-Functionality Of Each Equipment That Make Up The MER Room

3-Safety And Health Assessment Of The Services For The Tunnel Users

Remarks are indicated to confirm for the recommended solutions.


2/16

MER-01

Type Assessment Technical Operation&Maintenan

ce

Remarks

1-Assessment On The Conditions Of

Air Path And Service Area

Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

2-Functionality Of Each Equipment

That Make Up The MER Room

-EF3A1

-EF3A2

-EF3A3

-EF3A4

-Exhaust Shaft

-Control Panel Room(CPR)

-Air-Cond Unit(CPR) 1 Unit 3Hp

-Lighting (CPR)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes, But Clogged

To be Replaced

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

To be redesigned

In The Main

Tender Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

3-Safety And Health Assessment Of

The Services For Tunnel Users

Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


3/16

MER-02


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-EF3.1-EF3.2

-EF3.3

-EF3.4

-Exhaust Shaft



-Lighting (CPR)

Yes, But DirtyYes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes, But Clogged

To be Replaced

To Be Replaced

Lack of maintenanceLack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCACleaning In The

Main Tender

Exercise

To be redesigned

In The Main

Tender Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


4/16

MER-03


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-EF4.1

-EF4.2

-EF4.3

-Exhaust Shaft



-Lighting (CPR)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes, But Clogged

To be Replaced

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

To be redesigned

In The Main

Tender Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


5/16

MER-04


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-EF1A.1-EF1A.2

-EF1.1

-EF1.2

-Booster Fan-2

-Exhaust Shaft



-Lighting (CPR)

Notes:

-New Chiller Design For Bus Station

2 shall be located at this area

Yes, But DirtyYes, But Dirty

Yes, But Dirty

Yes,But Dirty

Yes, But Dirty

Yes, But Clogged

To be Replaced

To Be Replaced

Lack of maintenanceLack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended


Main Tender

Exercise

To be redesigned

In The Main

Tender Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

Main Tender

Exercise



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


6/16

MER-05


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-SF-3A

-AHU-2


-Lighting (CPR)

Yes, But Dirty

Only Blower

To Be Replaced

Lack of maintenance

No operation & Lack of

maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

For third-party

subcontracting



Contaminated

And DegradedHigh Air Pollutant

Source

Lack Of Maintenance

And Quality AuditTeam

Recommended In

Tender Operation& Maintenance By

Tunnel Operators


7/16

MER-06


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-SF1A-1

-SF1A-2

-SF1B-1

-SF1B-2


-Lighting (CPR)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes,But Dirty

To be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

Main Tender

Exercise



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


8/16

MER-07


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-EF-2A1

-EF-2A2

-EF-2.1

-EF-2.2

-Exhaust Shaft



-Lighting (CPR)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

Yes,But Dirty

Yes, But Clogged

To be Replaced

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

To be redesigned

In The Main

Tender Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

`


9/16

MER-08


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

2-Functionality Of Each EquipmentThat Make Up The MER Room

-BF-3.1

-BF-3.2

-SF-5



-Lighting (CPR)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

To be reinstall to

standard

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


10/16

MER-09


ce

Remarks



Dirt & Debris

In appropriaterubbish dump

and un-

authorised

storage

Lack of properly

implementedmaintenance

procedures

Recommended


Main Tender

Exercise



-SF6-2



-Lighting (CPR)

Yes, But Dirty

To be reinstall to

standard

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


11/16

MER-10


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise



-SF2.2

-SF1.2

-AHU-3(CP-1 & CP-2)


-Lighting (CPR)

Notes:-New Chiller Design For Bus Station

3 shall be located at this area of

Intermediate level

Yes, But Dirty

Yes, But Dirty

Only Blower

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of operation &

maintenance

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

Main TenderExercise



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


12/16

MER-11


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise


That Make Up The MER Room-SF2-1

-SF1-1

-AHU-1(CHP-1 & CHP-2)


-Lighting (CPR)

Notes:

-New Chiller Design For Bus Station

1 shall be located at this area of

Intermediate level

Yes, But Dirty

Yes, But Dirty

Only Blower

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of operation &

maintenance

RecommendedFor NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

Main Tender

Exercise



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


13/16

MER-12


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise

2-Functionality Of Each EquipmentThat Make Up The MER Room

-SF6-1


-Lighting (CPR)

Yes, But Dirty

To Be Replaced

Lack of maintenance

RecommendedFor NADCA

Cleaning In The

Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators

3-Safety And Health Assessment OfThe Services For Tunnel Users

ContaminatedAnd Degraded

High Air Pollutant

Source

Lack Of MaintenanceAnd Quality Audit

Team

Recommended InTender Operation

& Maintenance By

Tunnel Operators


14/16

MER-13


ce

Remarks



Dirt & Debris

In appropriate

rubbish dump

and un-

authorised

storage

Lack of properly

implemented

maintenance

procedures

Recommended

For NADCA

Cleaning In The

Main Tender

Exercise


That Make Up The MER Room-BF-1.1

-BF-1.2

-SF-3


-Lighting (CPR)

-Air-Cond Split Unit (3Hp)

Yes, But Dirty

Yes, But Dirty

Yes, But Dirty

To Be Replaced

To Be Replaced

Lack of maintenance

Lack of maintenance

Lack of maintenance

Recommended


Main Tender

Exercise

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators



Contaminated

And Degraded

High Air Pollutant

Source

Lack Of Maintenance

And Quality Audit

Team

Recommended In

Tender Operation

& Maintenance By

Tunnel Operators


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Documents

Re-Assessment of Sukh Saghir Air-Conditioning and Ventilation-04082012