2MONTE RIO POWER PLANT

NOV 2001

Monte Rio – Original 3 Dimensional Drawing – Actual Plant

3MONTE RIO POWER PLANT

NOV 2001

Basic Project Specifications – 101 MWe

Owner: Monte Rio Power Corporation, Ltd. Contractors: Energy International, HMV Engineers, Caterpillar

International Power systems, and SEG/AVKEngines: 13 Cat Gensets model 9CM43 manufactured in

Germany, with rated output of 8100 kW @ 514 RPMFuel: 700 cSt/50 C heavy fuel oilApplication: Independent Power Plant to Public UtilityGenerator: 3 Phase synchronous generator 9,758 kVA, 13.8 kV,

60 Hertz Switchyard: 138 kV double bus bar substation, 3 transformers

47/70 MVA ONAN/ONAF, 13.2/138 kV, 2 line bays, control and monitoring

Switchgear: High Voltage, low voltage, control and monitoringWaste Heat Boiler: Exhaust gas fired steam boiler 7493 kg/h (4849 kW)

at 8 bar(g)

4MRPC - Chronological Progress Report

NOV 2001

STAFF LABOR TOTAL STAFF LABOR TOTAL

HMV 97 263 360ENERGY INTER. 2 2CODEMON 43 279 322 2 62 64TERMOTECNICA 2 23 25METAL AMERICA 6 26 32CONELCA 12 49 61CEMEX 11 12 23SECURITY 8 8 8 8TOTAL 833 72

MONTERIO 100 MW POWER PLANTPERSONAL EN OBRA

DAY NIGHTCONTRACTOR

5MRPC - Chronological Progress Report

SITE LOCATION

NOV 2001

6Site Preparation

DEC 2001

7

2001 JAN 2002

MRPC - Chronological Progress Report

8MRPC - Chronological Progress Report

2001 JAN 2002

9MRPC - Chronological Progress Report

2001 FEB 2002

10MRPC - Chronological Progress Report

2001 MAR 2002

11

Base No. 8Base No. 9Base No. 10

MRPC - Chronological Progress Report

2001 MAR 2002

12MRPC - Chronological Progress Report

2001 MAR 2002

13MRPC - Chronological Progress Report

2001 APR 2002

14MRPC - Chronological Progress Report

2001 APR 2002

15MRPC - Chronological Progress Report

2001 MAY 2002

16MRPC - Chronological Progress Report

2001 MAY 2002

17MRPC - Chronological Progress Report

2001 MAY 2002

18MRPC - Chronological Progress Report

2001 JUN 2002

19MRPC - Chronological Progress Report

2001 JUN 2002

20MRPC - Chronological Progress Report

2001 JUN 2002

21MRPC - Chronological Progress Report

2001 JUL 2002

22MRPC - Chronological Progress Report

2001 JUL 2002

23MRPC - Chronological Progress Report

2001 AUG 2002

24MRPC - Chronological Progress Report

2001 AUG 2002

25MRPC - Chronological Progress Report

2001 AUG 2002

26MRPC - Chronological Progress Report

2001 SEP 2002

27MRPC - Chronological Progress Report

2001 SEP 2002

28MRPC - Chronological Progress Report

2001 OCT 2002

29MRPC - Chronological Progress Report

2001 OCT 2002

30MRPC - Chronological Progress Report

2001 OCT 2002

31MRPC - Chronological Progress Report

2001 NOV 2002

32MRPC - Chronological Progress Report

2001 NOV 2002

33MRPC - Chronological Progress Report

2001 NOV 2002

34MRPC - Chronological Progress Report

2001 DEC 2002

35MRPC - Chronological Progress Report

2001 DEC 2002

36MRPC - Chronological Progress Report

2001 DEC 2002

37MRPC - Chronological Progress Report

2001 2002 2003

38MRPC - Chronological Progress Report

JAN 20032001 2002

39MRPC - Chronological Progress Report

FEB 20032001 2002

Testing of Units

40

2001 2002 MAR 2003

MRPC - Chronological Progress Report

Commercial Operations – April 2003

41

1DESCRIPTION UNITITEM QUANTITY

CIVIL WORKS

EARTHMOVING M3 69,015.0

2 PILINGS (3,872 M3 OF CONCRETE) M (linear) 17,400.0

2 CONCRETE 8,616.2

2.1 CONCRETE FOR ENGINE BASES 2,188.02.2 STRUCTURAL CONCRETE 5,108.22.3 CONCRETE FOR INTERNAL ROADS (8,800 M2) 1,320.0

3 REINFORCED STEEL TON 1,212.6

4 METAL STRUCTURES TON 995.2

4.1 METAL STRUCTURE FOR POWERHOUSE TON 620.04.2 STRUCTURES FOR SMOKESTACKS TON 216.24.3 STRUCTURES FOR THE SUB-STATION TON 52.94.4 STRUCTURES FOR SIDING TON 33.94.5 ESTRUCTURE TO SUPPORT SILENCERS TON 7.24.6 PLATFORMS AND LADDERS TON 65.0

M3

M3

M3

M3

MRPC - QUANTITIES OF MATERIALS SUPPLIED

42

5 BUILDINGS M2 6,402.6

5.1 ADMINISTRATIVE BUILDING 455.4

5.3POWER HOUSE

184.0

5.5GATE HOUSE

176.85.6

INCINERATOR ENCLOSURE15.3

5.7SOLID WASTE MATERIAL ENCOLOSURE

26.0

5.9ENCLOSURE FOR SUBESTACION - GUEST HOUSE

60.0

5.12 ENCLOSURE EMERGENCY BATTERYS–POWER HOUSE 17.5

6 PERIMETER FENCING 1,175.0

5.2 GUEST HOUSE 352.1

5.4SUBSTATION

5,008.0

5.8WATER PUMP HOUSE

33.4

5.11 EMERGENCY GENSET ENCLOSURE 43.25.10

FUEL TREATMENT HOUSE

31.0

DESCRIPTION UNITITEM QUANTITYCIVIL WORKS

M2

M2

M2

M2

M2

M2

M2

M2

M2

M2

M2

M2

M (linear)

MRPC - QUANTITIES OF MATERIALS SUPPLIED

43

1

MECHANICAL ERECTION

PIPING

1.1 PREFABRICATION OF PIPING TON 169.1

2.1 ERECTION OF ENGINES (9CM43-13 UND) TON 1,599.02.2 ERECTION OF GENERATORS (13 UND) TON 455.0

2.4 EXHAUST DUCTS TON 27.7

2.6 VENTILATION DUCTS TON 33.4

2.8 AIR DUCTS TON 3.92.9 BOILER ASH TANK TON 1.42.10 RADIATORS FOR COOLING WATER TON 214.92.11 VENTILATION FANS MECHANICAL ANNEX, FUEL

TREATMENT ENCLOSURE AND OTHERSTON 6.0

2.13 VENTILATION FANS FOR POWER HOUSE TON 89.6

1.2 PIPING ERECTION TON 289.8

2 MECHANICAL ERECTION OF EQUIPMENT TON 2,962.1

2.3 CHIMENEY STACKS (DIAMETER 1,220 MM) TON 129.4

2.5 COMBUSTION DUCTS TON 12.2

2.7 ERECTION AUX. EQUIPMENT SKID MODULES TON 372.5

DESCRIPTION UNITITEM QUANTITY

MRPC - QUANTITIES OF MATERIALS SUPPLIED

44

2.14 DIESEL EMERGENCY GENEREATOR

3 ERECTION OF PROCESS TANKS TON 76.4

TON 3.1DESCRIPTION UNITITEM QUANTITY

MRPC - QUANTITIES OF MATERIALS SUPPLIED

MECHANICAL ERECTION

45

1

ELECTRICAL ERECTION

LAYING OF MULTI-CONDUCTOR CABLE 72.9

6 0.3

3 INSTALLATION & ERECTION CABLE TRAYS 3,598.0

2 7.6

4 INSTALLATION GROUNDING SYSTEM CABLE 1/0 2.5

5 INSTALLATION OF CONDIUT & ACCESSORIES 2,600.06 MOVEMENT AND INSTALLATION OF ELECTRIC EQUIPMENT: INCLUDING A LARGE

GROUP OF DIFFERENT EQUIPMENTSUCH AS CURRENT TRANSFORMERS, POWER TRANSFORMERS, VOLTAGE TRANSFORMERS, ISOLATORS, HOUSINGS AND CABINETS, INSTRUMENT PANELS, CONTROL PANELS, SWITCHES, CIRCUIT BREAKERS, ETC., ECT., ETC., THE INDIVIDUAL WEIGHTS OF THIS EQUIPMENT WAS NOT AVAILABLE.

DESCRIPTION UNITITEM QUANTITY

MRPC - QUANTITIES OF MATERIALS SUPPLIED

Km

Km

KmLAYING OF MV CABLE IN CABLE TRAYS

INSTALLATION 600V CABLE MANOCONDUCTOR #3 + 1, 2 AWG

Km

M (linear)M (linear)