Some of the major completed projects

CIVIL& ELECTRICAL

N0:
Details of Project
Client/ consultant

1

220kv & 66kv Transmission Development(2007-2011) EPC Project Al Sakhir Substation Project - Equipments, Panels, Civil works, Cable supply & installation

EWA/ ESBI

2

BAPCO 66kv substation civil works with associate engineering & administrative authorisation

AREVA T&D/ ESBI

3

Construction of 11kv intake substation building & switch room at Zallaq

EWA/ESBI

4

Electrical installtion for Scada works for SADP project

BAPCO

5

Replacement of 220 kv oil filled cable under Sitra bridge

ETD/EWA

6

Replacement & modernisation of airfield lighting at Bahrain International Airport

Civil Aviation Directorate

7

Security lighting, Power distribution, Construction of Substation & switch rooam at Safra

Public Security

8

Street lighting at Awali Residential and Office Complex

BAPCO

9

Upgrading Power Installations at Riffa

BDF

10

Installation of 220kv Cable feeders-phase 1

MEW

11

Electrical works for wharf & Al Daar Valve stations

BANCO

12

66 kv transmission development 95-97

EDD

13

ED-ALBA 66kv link

ALBA

ELECTRICAL

1

220 kv & 66kv Transmission Development(2000-2004), 2005-2009) & (2007-2011) –ALL THREE PHASES-Cable Feeders Civil Works & Installation

EWA/ESBI

2

66kv cable works, civil works & installation at BAPCO Refinery

AREVA T&D/ ESBI

3

Construction of 11kv intake substation building & switch room at Zallaq

EWA/ESBI

4

Electrical installtion for Scada works for SADP project

BAPCO

5

Replacement of 220 kv oil filled cable under Sitra bridge

ETD/EWA

6

Replacement & modernisation of airfield lighting at Bahrain International Airport

Civil Aviation Directorate

7

Security lighting, Power distribution, Construction of Substation & switch rooam at Safra

Public Security

8

Street lighting at Awali Residential and Office Complex

BAPCO

9

Upgrading Power Installations at Riffa

BDF

10

Installation of 220kv Cable feeders-phase 1

MEW

11

Electrical works for wharf & Al Daar Valve stations

BANCO

12

66 kv transmission development 95-97

EDD

13

ED-ALBA 66kv link

ALBA

WATER LINE

1

Laying 200mm dia DI water pipeline from Al Jazer Beach, Al Areen Rd to Al Muttalah Area

BANOCO

2

Emergency repair to water mains & laying of 600 mm dia DI pipes

MEW

3

Laying 200mm dia DI water pipeline at Rumaitha

MOHME

4

Transmission Pipelines in Northern Region (800ØJanusan DS to Budaya DS & 600Ø to Sar DS)

EWA/BLACK & Vetch

5

DI Mains of 300/400mm dia for Formula 1, Sakhir

MEW

6

800/600mm ØDI pipeline from Alba Forwarding station to Sitra Blending

EWA/Hyder Consulting

7

North Manama Causeway diversion pipeline

MEW

AL KOOHEJI ELECTRICAL CONTRACTORS & CONSTRUCTION W.L.L
DETAILS OF PROJECTS UNDERTAKEN
Sl.No contract No. Project Name Client Equipment/ Manufacturer/ consultant Details of work
CONSTRUCTION OF 66kV SUBSTATIONS
1
CONSTRUCTION OF 66kV SUB STATION, SAKIR AIR BASE EWA SUMITOMO Civil & MEP Works for substations
2
CONSTRUCTION OF 66kV SUB STATION, ISA AIR BASE EWA SUMITOMO Civil & MEP Works for substations
3
CONSTRUCTION OF 66kV SUB STATION, BDF MEDICAL CENTRE EWA General Electricals Civil & MEP Works for substations
4
CONSTRUCTION OF 66kV SUB STATION, HAMALA BDF EWA SUMITOMO Civil & MEP Works for substations
INSTALLATION OF 66kV CABLES
5 305/2004/3100 Installation of 66kV Cable from Zallaq Highway to Sakir AirBase EWA Saudi Cable Double Circuit - kms;
305/2004/3100 EWA Saudi Cable Single Circuit - kms
6 305/2004/3100 Installation of 66kV Cable from Addur to Isa AirBase EWA Saudi Cable Double Circuit - kms;
305/2004/3100 EWA Saudi Cable Single Circuit - 8.865 kms
7 305/2004/3100 Installation of 66kV Cable from Wadi Ali to BDF Medical Centre EWA Saudi Cable Double Circuit - kms
305/2004/3100 EWA Saudi Cable Single Circuit - kms
8 305/2004/3100 66kV Wadi Ali Sail - BDF Hospital (Diversion of Wadi Ali Sail - Riffa 1+2& 3) EWA ESBI

9 305/2004/3100 66kV Sharq Marsa Al Bahrain - Bharain Logistics 1+2 & 3 EWA ESBI

10 305/2004/3100 66kV Hidd Industrial Area - Bahrain LNG 1+2 & 3 EWA ESBI

11 305/2004/3100 66kV BLNG - Mina Khalifa 1+2 & 3 EWA ESBI

12 305/2004/3100 66kV Diversion, Hidd Industrial Area - Mina Kalifa 1+2 & 3 EWA ESBI

13 305/2004/3100 66kV Transmission Development(2007-2011) EPC Project Al Sakhir Substation Project - Equipments, Panels, Civil works, Cable supply & MEP installation EWA ESBI

14 305/2004/3100 66kV Transmission Development(2000-2004), 2005-2009) & (2007-2011) –ALL THREE PHASES-Cable Feeders Civil Works & Installation EWA ESBI

15 305/2004/3100 BAPCO 66kV substation civil works with associate engineering & administrative authorisation AREVA T&D ESBI

16 305/2004/3100 66kV cable works, civil works & installation at BAPCO AREVA T&D ESBI

17 305/2004/3100 66 kV transmission development 95-97 EDD ESBI

18 305/2004/3100 ED-ALBA 66kV link ALBA ESBI

19 305/2004/3100 66KV Cable Installation, Jointing & Testing - New Feeder Refinery - Newaidrat 1 &2



20 305/2004/3100 66KV Cable Installation, Jointing & Testing - New Feeder Refinery - Newaidrat 3



21 305/2004/3100 66KV Cable Installation, Jointing & Testing - Newaidrat - Sharq Sanad 1&2



22 305/2004/3100 66KV Cable Installation, Jointing & Testing - Newaidrat - Sharq Sanad 3



23 305/2004/3100 66KV Cable Installation, Jointing & Testing - Umm Al Hassam - Bughazal 1,2 & 3 Circuits



24 305/2004/3100 66KV Cable Installation, Jointing & Testing - Bughazal - Tubli 1,2 & 3 Circuits



25 305/2004/3100 66KV Cable Installation, Jointing & Testing - Sitra PS - Sitra Shamal Circuit



26 305/2004/3100 66KV Cable Installation, Jointing & Testing - New Feeder Buquwwah - Al Hajar Circuit 1, 2 & 3



27 305/2004/3100 66KV Cable Installation, Jointing & Testing - Loop in of Jasra - Dumistan into MAQABAH



INSTALLATION OF 220kV CABLES
28 4666/2013/3100 220kV REINFORCEMENT DIVERSION CABLE WORKS LOT -1



29 4666/2013/3100 Installation of 220 kV Cable- Diyar Al Muharraq - Amwaj EWA LS Cables Circuit length - 6.6kms
30 4666/2013/3100 Installation of 220 kV Cable - NEW RIFFA - Isa Town North EWA LS Cables Circuit length - 1.025kms
31 4666/2013/3100 220kV REINFORCEMENT DIVERSION CABLE WORKS LOT - 2



32 4666/2013/3100 Installation of 220 kV Cable - LILO Add Dur to New Riffa EWA LS Cables Circuit length - 4.2 kms
33 4666/2013/3100 Installation of 220 kV Cable - New Riffa to Shamal Al Ali EWA LS Cables Circuit length - 4.2 kms
34 4666/2013/3100 Installation of 220 kV Cable - Water front - New umm al hassam EWA LS Cables Circuit length - 2.2kms
35 4666/2013/3100 Installation of 220 kV Cable - New Umm Al Hassam - Manama EWA LS Cables Circuit length - 2.2 kms
36 4666/2013/3100 Installation of 220 kV Cable - Al Ezzel - New Hidd - Dyar Al Muharraq EWA LS Cables Circuit length- 950M
37 4666/2013/3100 Installation of 220 kV Cable - Al Ezzel - New hidd - Al Hadeed EWA LS Cables Circuit length - 800M
38 4666/2013/3100 Installation of 220 kV Cable - Al ezzel - New hidd- Marsa Al Bahrain EWA LS Cables Circuit length - 960M
39 4666/2013/3100 Installation of 220 kV Cable - Umm Al Hassam - Shamal Al Fateh - Hidd EWA LS Cables Circuit length - 2kms
40 4666/2013/3100 Installation of 220 kV Cable - Issa Town-Water Front EWA LS Cables Circuit length - 7.5 kms
41 4666/2013/3100 Installation of 220 kV Cable - Water Front - Umm Al Hassam EWA LS Cables Circuit length - 4.9kms
42 4666/2013/3100 Installation of 220 kV Cable - Embassy - New Hidd EWA LS Cables Circuit length - 1.5 kms
43 305/2004/3100 220kV Transmission Development(2007-2011) EPC Project Al Sakhir Substation Project - Equipments, Panels, Civil works, Cable supply & MEP installation EWA ESBI

44 305/2004/3100 220 kV Transmission Development(2000-2004), 2005-2009) & (2007-2011) –ALL THREE PHASES-Cable Feeders Civil Works & Installation EWA ESBI

45 305/2004/3100 220 kV Bahrain Financial Harbour - Al Ezzel Circuit EWA ESBI

46 305/2004/3100 220 kV Bahrain Financial Harbour - Embassy Circuit EWA ESBI

47 305/2004/3100 220 kV Bahrain Financial Harbour - Waterfront Circuit EWA ESBI

48 305/2004/3100 220 kV Buquwwah - Waterfront Circuit EWA ESBI

49 305/2004/3100 220 kV Buquwwah - Isa Toawn North Circuit EWA ESBI

50 305/2004/3100 220 kV Buquwwah - Jasra Circuit EWA ESBI

51 305/2004/3100 220 kV No.2 Sitra -Riffa Circuit EWA ESBI

52 305/2004/3100 220 kV Sitra Umm Al Hassam Circuit EWA ESBI

53 305/2004/3100 220 kV Isa Town North- Waterfront Circuit EWA ESBI

54 305/2004/3100 Additional Works for Jasra _ Al Madinah Al Shamaiah EWA ESBI

55 305/2004/3100 Loop in of Isa Town North - Waterfront 220 kV Cable Circuit to Buquwwah Substation EWA ESBI

56
Replacement of 220 kV oil filled cable under Sitra bridge ETD/EWA ESBI

57
Installation of 220kV Cable feeders-phase 1 MEW ESBI

58 4605/2006/3100 replacment of Sitra Bridge Cables - Umm Al Hassma Circuit Nos 1 & 2 EWA ESBI

220kV EWA PROJECTS
59
Replacement of 220 kV oil filled cable under old Sitra bridge ETD/EWA ESBI

60
220 kV Transmission Development (2007-2011) –Cable Feeders Civil Works & Installation EWA ESBI

61
220 kV Transmission Development(2000-2004), (2005-2009) –ALL PHASES-Cable Feeders Civil Works & Installation EWA ESBI

62
Installation of 220kV Cable feeders-phase 1 MEW ESBI

ELECTRIC DISTRIBUTION WORKS
63
Construction of 11kV intake substation building & switch room at Zallaq EWA/ESBI ESBI

64
Upgrading Power Installations at Riffa BDF ESBI

65
Electrical works for wharf & Al Daar Valve stations BANCO ESBI

66
Construction of 11kV substation, switch room and 5 generator rooms Ritz Carlton Hotel ESBI

67
Construction of substation with generator room & switch room Safriya, Sakhir & Zallaq EWA/MEW Spl Projects ESBI

68
Upgrading 11kV distribution at International Airport, including construction Civil Aviation ESBI

69
Power distribution Load balancing construction of substations and overhead Public Security ESBI

70
Upgrading 11kV distribution at BAH International Airport, including civil construction Civil Aviation Directorate Civil Aviation Directorate

71
Power distribution Load balancing construction of substations and overhead Lines Public Security Public Security

72
Security lighting, Power distribution, Construction of Substation & LV room at Safra Public Security Public Security

73
Electrical work of 11kV substation, switch room and 5 generator rooms Ritz Carlton Hotel Ritz Carlton Hotel

74
Electric work & installations in setting up of 11kV Substation with generator room & switch room at Safriya, Sakhir & Zallaq EWA EWA

75
Construction of Energy Centre Building for Government House, Gudabiya, including LV room, Generator Room-Civil Electrical & A/C EWA/ HALLCROW EWA/ HALLCROW

76
Electrical work of 11kV intake substation building & switch room at Zallaq EWA/ESBI EWA/ESBI

77
Electrical works for wharf & Al Daar Valve stations BANCO BANCO

78
Electrical installtion for Scada works for SADP project BAPCO BAPCO

79
Street lighting at Awali Residential & Office Complex BAPCO BAPCO

80
Upgrading Power Installations at Riffa BDF BDF

81
Modernisation of airfield lighting, Bahrain Intl. Airport Civil Aviation Civil Aviation

INSTALLATION, TESTING, CALIBRATION AND COMMISSIONING OF 11kV PANELS


82
BDF RUMAITH CAMP EWA


83
BDF SITRA CAMP EWA


84
BDF CAMP KHALIFA PORT, HIDD EWA


85
BDF CAPITAL CAMP, MINA SALMAN EWA


86
QASSER AL ROWDHA EWA


87
BDF SAKHIR AIR BASE EWA


88
SAKHIR PALACE PRESIDENTIAL VILLAS INTAKE EWA


89
BDF CAMP WADI ALI EWA


90
BDF CLINIC WADI ALI SAIL EWA


91
SALMANIA MEDICA; CENTRE EWA


92
BDF BRITISH CAMP, MINA SALMAN EWA


93
ISA AIR BASE, OLD PRIMARY EWA


94
CARDIAC CENTRE AWALI EWA


95
UMM AN NASSAN ISLAND NEW INTAKE EWA


96
MNR SH FAIZAL COMPLEX EWA


97
SAFRA POLICE INTAKE EWA


98
REGENCY HOTEL NEW INTAKE PANELS EWA


99
1 AND ONLY HOTEL COMPLEX, SEEF EWA


100
ASRY, NEW VCB PANEL EWA


101
BAHRAIN FINANCIAL HARBOUR, NEW 11kv PANELS EWA


102
ISA AIR BASE, NEW INTAKE (WITH NEW PRIMARY) EWA


ELECTRICAL TRANSMISSION WORKS


103
Security lighting, Power distribution, Construction of Substation & switch room at Safra Public Security


104
Electrical installation for Scada works for SADP project BAPCO


105
Modernisation of airfield lighting, Bahrain Intl. Airport Civil Aviation


106
Street lighting at Awali Residential & Office Complex BAPCO


107
Construction of Energy Centre Building for Government House, Gudabiya, including LV room, Generator Room EWA/ HALLCROW


108
Replacement & modernisation of Airfield Lighting Civil Aviation SIEMENS

109
Project AF 15, including Construction of substations BDF


110
Satelite Station at Jabel Dukan, including sub stations & Generator Room BDF


111
Upgrading Power Installations at Riffa, including construction of substations & switch room BDF


112
Reinforcement work at Sitra Power Station Ministry of Works, Power & Water ESBI

WATER TRANSMISSION PIPELINE PROJECTS
113 003/200/3100 - PM Package1 [2003-2004] Water Transmission Project Associated with Coke calcining & Desalination Plant 800/600 DN Di Pipeline from Alba FS to Sitra DS EWA Hyder Consulting Middle East LTD 880 DN - 5.7 kms 600DN-2.95 kms
114 0387/2004/3100 2006-2007 Water Transmission Pipelines in the Northern Region [ Janusan to Budayia DS and Branch to SAR DS - p5] EWA Black & Veatch International Ltd 880 DN - 5.24 kms 600DN-23.48 kms
115 4624/2011/3100 2013-2014 North Manama Causeway EWA Pipeline Diversion along Al Fateh Highway and King Faisal Highway - Phase 2 EWA Hyder Consulting Middle East LTD 1000 DN - 1.373 kms 800DN-0.60 kms
116 4616A/2011/3100 [2015-2017] Pipe Line West Installation Works (PIW 4616 A) - West Riffa BS to HTFO, HTFO to Hamla 'A'and Salmabad FS to Hawart Al Ali DS EWA Mott MacDonald Ltd 1200 DN - 2.58 kms 1000 DN - 1.69 kms 800DN - 0.960 km 600DN- 4.218 kms
117 4622/2015/3100 [2016 - 2017] Sh.Jaber Al Ahmed Al Subah Highway upgrade Alba & Nuwaidrat Interchanges - Water Transmission Diversion Works EWA Mott MacDonald Ltd 1000 DN - 0.100 kms 800DN - 1.05 km 600DN- 1.358 kms
118
Replacement of 600 DN from West Riffa to Isa Town West and Isa Toawn East EWA WTD 600DN- 1.358 kms
119 4624/2011/3100 2013-2014 Laying pipelines at Al Areen. 600Ø & 800Ø DI pipes EWA Hyder Consulting Middle East LTD

120 4624/2011/3100 2013-2014 North Manama Causeway diversion pipeline 800-1000Ø DI pipes EWA Hyder Consulting Middle East LTD

121 4624/2011/3100 2013-2014 Laying 1200Ø DI pip at Tubli, Part of Phase III EWA Hyder Consulting Middle East LTD

122
Laying 200mm dia DI water pipeline from Al Jazer Beach, Al Areen Rd to Al Muttalah Area EWA


123
Laying mains to Royal Court properties 400mm dia DI pipes EWA


124
Hafeera BDF Extension of mains for BDF – 200mm dia DI pipes EWA


125
Transferring Hawar Line to South Alba new tower & re-zoning refinery R/A tower to Shk Airbase- 600mm dia DI pipes EWA


126
LAHSSAY-SOUTH ALBA-laying of 200Ø waterMains & Service Pipes EWA


127
Laying ofWater Main Phase II Part of North Extension, SOUTH ALBA EWA


128
SAFREH, Blk944- Supply to Ministry of Interior for new developments EWA


129
AL QURAYAN - Extnesion of Mains for Hydrophonic Farm EWA


130
DI Water Mains of 300/400mm dia for Bahrain International Circuit (Formula 1), Sakhir EWA


131
Laying 200mm dia DI water pipeline at Rumaitha MOHME


CIVIL WORKS
132
Albaskan Phase 13 ALBA


133
Project AF-15 including construction of substations & Project Smart Phase II (Equipment & Antenna Foundations.) BDF


134
Construction of Generator rooms, sub stations including supply & installation of 11kV switchgear & generators at SITRA BDF Camp & also underground RCC water tank BDF


135
Construction of Generator rooms, sub stations including supply & installation of 11kV switchgear & generators at Hamla BDF Camp BDF


136
Construction of Generator rooms, sub stations including supply & installation of 11kV switchgear & generators at HIDD BDF Camp & also underground RCC water tank BDF


137
Construction of Generator rooms, sub stations including supply & installation of 11kV switchgear & generators at Rumaitha BDF Camp BDF


138
Construction of Offices, separating walls at Sitra CSD


139
Construction of 66kV Substation at Sakhir, including electrical & mechanical installations & commissioning EWA/ESBI


140
Construction of 66kV Substation, LSDPP, Refinery, including electrical & mechanical installations & commissioning EWA/ESBI


141
Construction of 11kv intake substation building & switch room at Zallaq EWA/ESBI


142
Rehabilitation & Development of Al Andulus Garden MMAA


143
Construction of Recreation centre, including cenema, bowling at Jiddah Island MOH


144
Construction of Palm Groove Plaza at Jiddah Island MOHME


145
Construction of Meuseum at Jiddah Island MOHME


146
Construction of 75 Villas, including providing fixtures & amenities at SAR Private


147
Construction of 4 barrack blocks at Wasmiya for PM Public Security


148
Construction of 3 barrack blocks at Safra Public Security


149
Construction of Supermarket, including mechanical & electrical installations at Safra Public Security


150
Construction of women prison at Juvenile Care Centre Isa Town Public Security


151
Construction of Generator rooms, sub stations including supply & installation of 11kV switchgear & generators. Ritz carlton Hotel


152
Extension of Warehouse & Recreation Centre to Trader Vic Restaurant Ritz carlton Hotel


POWER EQUIPMENT TESTING & POWER QUALITY ANALYSIS

HV & LV CABLE TEST


153
Insulation Resistance test -250/500/1000/2500/5000/10000 V DC



154
Polarization Index Measurement



155
Step Voltage Insulation Resistance Test



156
Dielectric Discharge Measurement



157
Hi-Pot test - up to 25kV DC



158
VLF test - up to 20 kV



159
Underground HV & LV cable tracing & identification




HV switch gear panel testing & commissioning


160
Bus bar insulation resistance test



161
Hi - Pot test



162
Low resistence measurement for bus bars



163
current transformer ratio & polarity test



164
Current transformer knee point voltage measurement



165
Voltage transformer ratio & polarity test



166
Breaker analysis - operation timing/contact resistance



167
Primary injection test for Protection relays



168
Substation Earthing measurement




Transformers testing


169
Insulation resistance measurement



170
Winding Resistance measurement



171
Oil BDV test



172
Magnetic balance test



173
Ratio test on taps & polarity test



174
Vector group confirmation




Power system study, PQA


175
Online analysis & measurement of harmonic in the network



176
Power factor improvement study recommendations



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