Project Schedule Alto Maipo_122014

# Activity ID Activity Name Remaining Duration

Start Finish

1 ALTO MAIPO CONALTO MAIPO CONSTRUCTION PROGRAM Rev.00 1125 11-Dec-13 06-Jun-182 SURFACE WORKSSURFACE WORKS 1125 11-Dec-13 06-Jun-183 SISTEMA ADUCCION ASISTEMA ADUCCION ALTO VOLCAN 691 09-Dec-14 04-Dec-174 ACCESS ROAD FROM ACCESS ROAD FROM BEM to BLE 101 09-Dec-14 20-Apr-155 ACCNM6170CON01 CONSTRUCTION OF ACCESS ROAD FROM EL MORADO TO DESANDER 23 09-Dec-14* 08-Jan-156 ACCNM6170CON02 CONSTRUCTION OF TEMPORARY CROSSING OVER RIO EL MORADO 15 09-Jan-15 28-Jan-157 ACCNM6170CON03 TEMPORARY ACCESS ROAD FROM PUENTE MORADO TO BOCATOMA LAS PLACA 21 28-Jan-15 24-Feb-158 ACCNM6170CON04 TEMPORARY ACCESS ROAD FROM BOCATOMA LAS PLACAS TO BOCATOMA COL 21 24-Feb-15 23-Mar-159 ACCNM6170CON05 TEMPORARY ACCESS ROAD FROM BOCATOMA COLINA TO BOCATOMA LA ENGO 21 23-Mar-15 20-Apr-15

10 SCOPE SEGMENT: LA SCOPE SEGMENT: LA ENGORDA INTAKE 305 21-Apr-15 22-Sep-1611 ACCNM6105CON01 DIVERSION WORKS AND COFFERDAM CONSTRUCTION 14 21-Apr-15 08-May-1512 ACCNM6105CON02 SOIL AND ROCK EXCAVATION FOR STRUCTURES 21 09-May-15 04-Jun-1513 ACCNM6105CON03 CONCRETE WORKS 90 05-Jun-15 01-Dec-1514 ACCNM6105CON04 INSTALLATION OF GATES AND HYDRO-MECHANIC EQUIPMENTS 60 02-Dec-15 19-Feb-1615 ACCNM6105CON05 INSTALLATION OF STEEL STRUCTURES 60 19-Feb-16 07-May-1616 ACCNM6105CON06 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 09-May-16 22-Sep-1617 SCOPE SEGMENT: COSCOPE SEGMENT: COLINA INTAKE 365 21-Apr-15 10-Dec-1618 ACCNM6110CON01 DIVERSION WORKS AND COFFERDAM CONSTRUCTION 14 21-Apr-15 08-May-1519 ACCNM6110CON02 SOIL AND ROCK EXCAVATION FOR STRUCTURES 14 09-May-15 27-May-1520 ACCNM6110CON03 INTAKE CONCRETE WORKS 150 27-May-15 10-Feb-1621 ACCNM6110CON04 INSTALLATION OF HYDRO-MECHANIC EQUIPMENTS 60 19-Feb-16 07-May-1622 ACCNM6110CON05 INSTALLATION OF STEEL STRUCTURES 60 09-May-16 22-Sep-1623 ACCNM6110CON06 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 23-Sep-16 10-Dec-1624 SCOPE SEGMENT: LASSCOPE SEGMENT: LAS PLACAS INTAKE 282 11-Feb-16 11-Apr-1725 ACCNM6115CON01 DIVERSION WORKS AND COFFERDAM CONSTRUCTION 28 11-Feb-16 17-Mar-1626 ACCNM6115CON02 SOIL AND ROCK EXCAVATION FOR STRUCTURES 14 17-Mar-16 06-Apr-1627 ACCNM6115CON03 INTAKE CONCRETE WORKS 90 06-Apr-16 29-Sep-1628 ACCNM6115CON04 INSTALLATION OF HYDRO-MECHANIC EQUIPMENTS AND RACKS 45 29-Sep-16 26-Nov-1629 ACCNM6115CON05 INSTALLATION OF STEEL STRUCTURES 45 28-Nov-16 24-Jan-1730 ACCNM6115CON06 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 25-Jan-17 11-Apr-1731 SCOPE SEGMENT: EL VSCOPE SEGMENT: EL VOLCAN WATER CONVEYANCE SYSTEM 345 09-May-16 04-Dec-1732 LA ENGORDA CAMALA ENGORDA CAMARA EMPALME SECTION (TRAMO 1; 0+000 to 0+467.175 m) 24 09-May-16 07-Jun-1633 ACCNM6130CON01 SOIL AND ROCK EXCAVATION 14 09-May-16 25-May-1634 ACCNM6130CON02 PLACING PRE-CAST CONCRETE PIPES 14 17-May-16 03-Jun-1635 ACCNM6130CON03 STRUCTURAL AND COMPACTED FILL 14 20-May-16 07-Jun-1636 BOCATOMA LA COLINBOCATOMA LA COLINA - JUNCTION CHAMBER COLINA (TRAMOS 3; 0+021.300 to 1+415.62 m) 189 23-Sep-16 26-May-1737 ACCNM6130CON04 SOIL AND ROCK EXCAVATION 84 23-Sep-16 10-Jan-1738 ACCNM6130CON05 CONCRETE AND OTHERS 154 21-Oct-16 10-May-1739 ACCNM6130CON06 STRUCTURAL AND COMPACTED FILL 154 07-Nov-16 26-May-1740 JUNCTION CHAMBERJUNCTION CHAMBER COLINA - BOCATOMA LAS PLACAS (TRAMOS 4; 1+442.886 to 2+400 m) 190 25-Jan-17 04-Dec-1741 ACCNM6130CON07 SOIL AND ROCK EXCAVATION 58 25-Jan-17 07-Apr-1742 ACCNM6130CON08 CONCRETE AND OTHERS 96 11-May-17 16-Nov-1743 ACCNM6130CON09 STRUCTURAL AND COMPACTED FILL 96 26-May-17 04-Dec-1744 EL MORADO SIPHONEL MORADO SIPHON 72 19-Dec-16 20-Mar-1745 ACCNM6130CON10 SURFACE WATER CONTROL 14 19-Dec-16 05-Jan-1746 ACCNM6130CON11 SOIL AND ROCK EXCAVATION FOR STRUCTURES 14 05-Jan-17* 23-Jan-1747 ACCNM6130CON12 CONCRETE AND OTHERS 30 24-Jan-17 02-Mar-1748 ACCNM6130CON13 STRUCTURAL AND COMPACTED FILL 14 02-Mar-17 20-Mar-1749 SCOPE SEGMENT: STISCOPE SEGMENT: STILLING BASIN EL VOLCAN 554 28-Jan-15 23-May-1750 ACCNM6125CON01 SOIL AND ROCK EXCAVATION FOR STRUCTURES 84 28-Jan-15 18-May-1551 ACCNM6125CON02 CONCRETE WORKS FOR THE STILLING BASIN STRUCTURE 260 19-May-15 22-Aug-1652 ACCNM6125CON03 INSTALLATION OF HYDRO-MECHANIC EQUIPMENTS AND RACKS 90 23-Aug-16 19-Dec-1653 ACCNM6125CON04 INSTALLATION OF STEEL STRUCTURES 60 19-Dec-16 04-Mar-1754 ACCNM6125CON05 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 06-Mar-17 23-May-1755 SCOPE SEGMENT: EL MSCOPE SEGMENT: EL MORADO INTAKE 335 19-May-15 28-Nov-1656 ACCNM6120CON01 DIVERSION WORKS AND COFFERDAM CONSTRUCTION 14 19-May-15 04-Jun-1557 ACCNM6120CON02 SOIL AND ROCK EXCAVATION FOR STRUCTURES 21 05-Jun-15 01-Sep-1558 ACCNM6120CON03 INTAKE CONCRETE WORKS 120 02-Sep-15 08-Feb-1659 ACCNM6120CON04 INSTALLATION OF HYDRO-MECHANIC EQUIPMENTS 60 09-Feb-16 26-Apr-1660 ACCNM6120CON05 INSTALLATION OF STEEL STRUCTURES 60 27-Apr-16 09-Sep-1661 ACCNM6120CON06 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 10-Sep-16 28-Nov-1662 PROJECTED BRIDGEPROJECTED BRIDGE 60 09-Feb-16 26-Apr-1663 ACCNM6120CON07 BRIDGE - INFRASTRUCTURE AND CONCRETE DECK 30 09-Feb-16 17-Mar-1664 ACCNM6120CON08 BRIDGE - SUPERSTRUCTURE AND FINISHING 30 17-Mar-16 26-Apr-1665 SCOPE SEGMENT: EL MSCOPE SEGMENT: EL MORADO WATER CONVEYANCE SYSTEM 71 23-Aug-16 23-Nov-1666 ACCNM6132CON01 SOIL AND ROCK EXCAVATION FOR STRUCTURES 21 23-Aug-16* 17-Sep-1667 ACCNM6132CON02 CONCRETE AND OTHERS 44 20-Sep-16 14-Nov-1668 ACCNM6132CON03 STRUCTURAL AND COMPACTED FILL 30 05-Oct-16 12-Nov-1669 ACCNM6132CON04 BUILDING AND COMPACTION OF EMBANKMENT 7 12-Nov-16 23-Nov-1670 DESENDER - ACCESS DESENDER - ACCESS TO VOLCAN TUNNEL (TRAMOS 5 ; 728 m) 171 19-Dec-16 29-Sep-1771 ACCNM6130CON14 SOIL AND ROCK EXCAVATION 44 19-Dec-16 13-Feb-1772 ACCNM6130CON15 CONCRETE AND OTHERS 88 13-Feb-17 07-Jun-1773 ACCNM6130CON16 STRUCTURAL AND COMPACTED FILL 88 08-Mar-17 31-Aug-1774 ACCNM6130CON17 BUILDING AND COMPACTION OF EMBANKMENT 21 31-Aug-17 29-Sep-1775 TRANSMISSION LINETRANSMISSION LINE 240 09-May-16 16-May-1776 ACCNM6180CON01 Medium Voltage line Alto Volcan Between C12200 And La Engorda Intake 240 09-May-16 16-May-1777 SISTEMA TUNNEL ALTSISTEMA TUNNEL ALTO VOLCAN 949 22-Aug-14 06-Jun-1878 ENTRANCE PORTAL V1ENTRANCE PORTAL V1 890 26-Sep-14 06-Jun-1879 ACCNM6165CON01 OPEN-CUT EXCAVATION AND ROCK SUPPORT 90 26-Sep-14* 23-Jan-1580 ACCNM6165CON02 INSTALLATION OF FALSE TUNNEL 14 23-Jan-15 10-Feb-1581 ACCNM6165CON03 CONCRETE AND OTHERS 30 11-Apr-18 18-May-1882 ACCNM6165CON04 INSTALLATION OF BULKHEAD 14 19-May-18 06-Jun-18

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr ay

2015 2016 2017 2018 2019

CONSTRUCTION OF ACCESS ROAD FROM EL MORADO TO DESANDERCONSTRUCTION OF TEMPORARY CROSSING OVER RIO EL MORADO

TEMPORARY ACCESS ROAD FROM PUENTE MORADO TO BOCATOMA LAS PLACASTEMPORARY ACCESS ROAD FROM BOCATOMA LAS PLACAS TO BOCATOMA COLINA

TEMPORARY ACCESS ROAD FROM BOCATOMA COLINA TO BOCATOMA LA ENGORDA

DIVERSION WORKS AND COFFERDAM CONSTRUCTIONSOIL AND ROCK EXCAVATION FOR STRUCTURES

CONCRETE WORKSINSTALLATION OF GATES AND HYDRO-MECHANIC EQUIPMENTS

INSTALLATION OF STEEL STRUCTURESINSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM


INTAKE CONCRETE WORKSINSTALLATION OF HYDRO-MECHANIC EQUIPMENTS

INSTALLATION OF STEEL STRUCTURESINSTALLATIO N ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM


INTAKE CONCRETE WORKSINSTALLATION OF HYDRO-MECHANIC EQUIPMENTS AND RACKS


SOIL AND ROCK EXCAVATIONPLACING PRE-CAST CONCRETE PIPESSTRUCTURAL AND COMPACTED FILL

SOIL AND ROCK EXCAVATIONCONCRETE AND OTHERS

STRUCTURAL AND COMPACTED FILL



SURFACE WATER CONTROLSOIL AND ROCK EXCAVATION FOR STRUCTURES

CONCRETE AND OTHERSSTRUCTURAL AND COMPACTED FILL

SOIL AND ROCK EXCAVATION FOR STRUCTURESCONCRETE WORKS FOR THE STILLING BASIN STRUCTURE

INSTALLATION OF HYDRO-MECHANIC EQUIPMENTS AND RACKSINSTALLATION OF STEEL STRUCTURES

INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM


INTAKE CONCRETE WORKSINSTALLATION OF HYDRO-MECHANIC EQUIPMENTS


BRIDGE - INFRASTRUCTURE AND CONCRETE DECKBRIDGE - SUPERSTRUCTURE AND FINISHING

SOIL AND ROCK EXCAVATION FOR STRUCTURESCONCRETE AND OTHERSSTRUCTURAL AND COMPACTED FILL

BUILDING AND COMPACTION OF EMBANKMENT


STRUCTURAL AND COMPACTED FILLBUILDING AND COMPACTION OF EMBANKMENT

Medium Voltage line Alto Volcan Between C12200 And La Engorda Intak e

OPEN-CUT EXCAVATION AND ROCK SUPPORTINSTALLATION OF FALSE TUNNEL

CONCRETE AND OTHERSINSTALLATIO N OF BULKHEAD

PROJECT HYDROELECTRIC ALTO MAIPOPROJECT SCHEDULE

ALTO MAIPO SpA

Remaining Level of Effort Actual Work Remaining Work Critical Remaining Work Milestone Summary Page 1 of 3


Start Finish

83 MODIFIED PORTAL V5 MODIFIED PORTAL V5 (EL YESO) 184 22-Aug-14 22-Apr-1584 ACCNM6150CON01 OPEN-CUT EXCAVATION AND ROCK SUPPORT 90 22-Aug-14* 19-Dec-1485 ACCNM6150CON02 INSTALLATION OF FALSE TUNNEL 14 19-Dec-14 08-Jan-1586 ACCNM6150CON03 CONCRETE AND OTHERS 30 09-Jan-15 16-Feb-1587 ACCNM6150CON04 INSTALLATION OF BULKHEAD 50 17-Feb-15 22-Apr-1588 SISTEMA ADUCCION ESISTEMA ADUCCION EL YESO 894 01-Apr-14 12-Oct-1789 MUCK DEPOSIT N2MUCK DEPOSIT N2 785 01-Apr-14 24-Apr-1790 ACCNM6176CON01 CLEANING AND SCARPMENT OF MUCK DEPOSIT 14 01-Apr-14* 17-Apr-1491 ACCNM6176CON02 CONSTRUCTION OF DRAIN DITCHES 14 17-Mar-17 04-Apr-1792 ACCNM6176CON03 FINISHING OF MUCK DEPOSIT PLACES WITH SCARP SOIL 14 04-Apr-17 24-Apr-1793 SCOPE SEGMENT: SECSCOPE SEGMENT: SECTOR EL YESO INTAKE WORKS 642 30-Mar-15 12-Oct-1794 ACCNM6135CON01 SURFACE WATER CONTROL STAGE-1 30 30-Mar-15 08-May-1595 ACCNM6135CON02 SURFACE WATER CONTROL STAGE-2 30 16-May-16 22-Jun-1696 STAGE-1 WORKSSTAGE-1 WORKS 261 09-May-15 14-May-1697 ACCNM6135CON03 SOIL AND ROCK EXCAVATION 30 09-May-15 16-Jun-1598 ACCNM6135CON04 CONCRETE AND OTHERS 150 17-Jun-15 30-Jan-1699 ACCNM6135CON05 STRUCTURAL AND COMPACTED FILL 21 01-Feb-16 26-Feb-16100 ACCNM6135CON06 INSTALLATION OF HYDRO-MECHANICAL EQUIPMENT 60 26-Feb-16 14-May-16101 STAGE-2 WORKSSTAGE-2 WORKS 321 22-Jun-16 12-Oct-17102 ACCNM6135CON07 SOIL AND ROCK EXCAVATION 30 22-Jun-16 29-Aug-16103 ACCNM6135CON08 CONCRETE AND OTHERS 150 30-Aug-16 11-Mar-17104 ACCNM6135CON09 STRUCTURAL AND COMPACTED FILL 21 13-Mar-17 07-Apr-17105 ACCNM6135CON10 INSTALLATION OF STEEL STRUCTURES 60 07-Apr-17 26-Jun-17106 ACCNM6135CON11 INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM 60 27-Jun-17 12-Oct-17107 EL YESO WATER CONVEL YESO WATER CONVEYANCE SYSTEM, SQUARE SECTION 2,8x2,8M (Km 0,000 to Km 0,367) 196 17-Jun-15 31-Mar-16108 ACCNM6140CON01 SOIL AND ROCK EXCAVATION IN DITCH 52 17-Jun-15 24-Sep-15109 ACCNM6140CON02 CONCRETE CULVERT 2,8M X 2,8M; T= 30 Cm 117 24-Sep-15 24-Feb-16110 ACCNM6140CON03 STRUCTURAL AND COMPACTED FILL 117 29-Oct-15 31-Mar-16111 EL YESO WATER CONVEL YESO WATER CONVEYANCE SYSTEM, CIRCULAR SECTION D=3,1 m (Km 0,367 to Km 1,323) 440 24-Sep-15 19-May-17112 ACCNM6140CON04 SOIL AND ROCK EXCAVATION IN DITCH 134 24-Sep-15 16-Mar-16113 ACCNM6140CON05 CONCRETE CULVERT D=3.1M; T=30cm 282 24-Feb-16 24-Mar-17114 ACCNM6140CON06 STRUCTURAL AND COMPACTED FILL 282 19-Apr-16 19-May-17115 SPECIAL WORKS JUNCSPECIAL WORKS JUNCTION EL YESO CONVEYANCE - EL YESO SIPHON 35 24-Mar-17 11-May-17116 ACCNM6140CON07 SUPPLY AND ASSEMBLY OF STEEL PIPE FOR JUNCTION. ASTM A53 Gr.B, Diameter 14 24-Mar-17 11-Apr-17117 ACCNM6140CON08 CONCRETE EMBEDMENT AND ANCHORING 21 12-Apr-17 11-May-17118 EL YESO SIPHONEL YESO SIPHON 697 05-Jan-15 28-Sep-17119 STRETCH-1 FROM JUSTRETCH-1 FROM JUNCTION TO SIPHON (0+00 to 1+300) 146 17-Mar-16 21-Oct-16120 ACCNM6145CON01 SOIL AND ROCK EXCAVATION 121 17-Mar-16 20-Sep-16121 ACCNM6145CON02 COMPACTED T=6 FILL 121 04-Apr-16 06-Oct-16122 ACCNM6145CON03 INSTALLATION OF STEEL PIPE 121 12-Apr-16 13-Oct-16123 ACCNM6145CON04 STRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENT 121 20-Apr-16 21-Oct-16124 SIPHON RIO YESO (1+SIPHON RIO YESO (1+300 to 1+426) 155 21-Oct-16 12-May-17125 ACCNM6145CON05 SURFACE WATER CONTROL 14 21-Oct-16 09-Nov-16126 ACCNM6145CON06 SOIL AND ROCK EXCAVATION 14 09-Nov-16 28-Nov-16127 ACCNM6145CON07 COMPACTED T=6 FILL 7 28-Nov-16 07-Dec-16128 ACCNM6145CON08 INSTALLATION OF STEEL PIPE 17 07-Dec-16 29-Dec-16129 ACCNM6145CON09 CONCRETE EMBEDMENT AND ANCHORING 45 29-Dec-16 24-Feb-17130 ACCNM6145CON10 BUILDING AND COMPACTION OF EMBANKMENT 14 24-Feb-17 15-Mar-17131 ACCNM6145CON11 REMOVAL OF DIVERSION WORKS 7 04-May-17 12-May-17132 EL YESO TUNNEL (SOEL YESO TUNNEL (SOIL EXCAVATION) SECC. 13,5 m2 L= 1.021m 606 05-Jan-15 04-May-17133 MUCK DEPOSIT N3MUCK DEPOSIT N3 451 05-Jan-15 13-Oct-16134 ACCNM6177CON01 CLEANING AND SCARPMENT OF MUCK DEPOSIT 14 05-Jan-15* 21-Jan-15135 ACCNM6177CON02 CONSTRUCTION OF DRAIN DITCHES 14 06-Sep-16 26-Sep-16136 ACCNM6177CON03 FINISHING OF MUCK DEPOSIT PLACES WITH SCARP SOIL 14 26-Sep-16 13-Oct-16137 ACCESS PORTALACCESS PORTAL 294 17-Mar-16 04-May-17138 ACCNM6150CON05 SOIL AND ROCK EXCAVATION 21 17-Mar-16 14-Apr-16139 ACCNM6150CON06 INSTALLATION OF TEMPORARY FALSE TUNNEL 14 14-Apr-16 02-May-16140 ACCNM6150CON07 CONCRETE AND OTHERS 30 24-Feb-17 04-Apr-17141 ACCNM6150CON08 STRUCTURAL AND COMPACTED FILL 21 04-Apr-17 04-May-17142 TAILRACE PORTALTAILRACE PORTAL 35 22-Jan-15 06-Mar-15143 ACCNM6150CON09 SOIL AND ROCK EXCAVATION 21 22-Jan-15 17-Feb-15144 ACCNM6150CON10 INSTALLATION OF TEMPORARY FALSE TUNNEL 14 18-Feb-15 06-Mar-15145 STRETCH-2 FROM SOSTRETCH-2 FROM SOIL TUNNEL TAILRACE PORTAL TO ACCESS ROAD (2+453 to 2+786) 641 18-Feb-15 30-Aug-17146 ACCNM6145CON12 SOIL AND ROCK EXCAVATION 31 18-Feb-15 28-Mar-15147 ACCNM6145CON13 COMPACTED T=6 FILL 7 01-Jun-17 09-Jun-17148 ACCNM6145CON14 INSTALLATION OF STEEL PIPE 31 09-Jun-17 17-Aug-17149 ACCNM6145CON15 STRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENT 31 13-Jun-17 22-Aug-17150 ACCNM6145CON16 PLACING GRANULAR LAYER 7 22-Aug-17 30-Aug-17151 STRETCH-3 FROM ACSTRETCH-3 FROM ACCESS ROAD TO BRIDGE MANZANITO (2+786 to 2+936) 83 15-May-17 28-Sep-17152 ACCNM6145CON17 SOIL AND ROCK EXCAVATION 14 15-May-17 31-May-17153 ACCNM6145CON18 COMPACTED T=6 FILL 14 09-Jun-17 27-Jun-17154 ACCNM6145CON19 INSTALLATION OF STEEL PIPE 14 18-Aug-17 05-Sep-17155 ACCNM6145CON20 STRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENT 14 05-Sep-17 25-Sep-17156 ACCNM6145CON21 PLACING GRANULAR LAYER 3 26-Sep-17 28-Sep-17157 CIVIL WORKS - YESO CIVIL WORKS - YESO RIVER CROSSING 75 12-Sep-15 19-Dec-15158 ACCNM6145CON22 BRIDGE - INFRASTRUCTURE AND CONCRETE DECK 45 12-Sep-15 10-Nov-15159 ACCNM6145CON23 BRIDGE - SUPERSTRUCTURE AND FINISHING 30 11-Nov-15 19-Dec-15160 CIVIL WORKS - MANZCIVIL WORKS - MANZANITO STREAM PIPE CROSSING 44 21-Dec-15 16-Feb-16161 ACCNM6145CON24 INFRASTRUCTURE FOR PIPE CROSSING 30 21-Dec-15 29-Jan-16162 ACCNM6145CON25 INSTALLATION OF STEEL PIPE 14 29-Jan-16 16-Feb-16163 STRETCH-4 FROM BRSTRETCH-4 FROM BRIDGE MANZANITO TO PORTAL VA4 (3+000 to 4+838) 282 21-Dec-15 20-Jan-17164 ACCNM6145CON26 SOIL AND ROCK EXCAVATION 172 21-Dec-15 29-Aug-16165 ACCNM6145CON27 COMPACTED T=6 FILL 172 26-Jan-16 04-Oct-16


2015 2016 2017 2018 2019

OPEN-CUT EXCAVATION AND ROCK SUPPORTINSTALLATION OF FALSE TUNNEL

CONCRETE AND OTHERSINSTALLATION OF BULKHEAD

K DEPOSITCONSTRUCTION OF DRAIN DITCHES

FINISHING OF MUCK DEPOSIT PLACES WITH SCARP SOIL

SURFACE WATER CONTROL STAGE-1SURFACE WATER CONTROL STAGE-2


STRUCTURAL AND COMPACTED FILLINSTALLATION OF HYDRO-MECHANICAL EQUIPMENT


STRUCTURAL AND COMPACTED FILLINSTALLATION OF STEEL STRUCTURES

INSTALLATION ELECTRIC WORKS, CCTV & COMMUNICATION SYSTEM

SOIL AND ROCK EXCAVATION IN DITCHCONCRETE CULVERT 2,8M X 2,8M; T= 30 Cm


SOIL AND ROCK EXCAVATION IN DITCHCONCRETE CULVERT D=3.1M; T=30cm


SUPPLY AND ASSEMBLY OF STEEL PIPE FOR JUNCTION. ASTM A53 Gr.B, Diameter = 3.10m, e=10mm LiningCONCRETE EMBEDMENT AND ANCHORING

SOIL AND ROCK EXCAVATIONCOMPACTED T=6 FILL

INSTALLATION OF STEEL PIPESTRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENT

SURFACE WATER CONTROLSOIL AND ROCK EXCAVATION

COMPACTED T=6 FILLINSTALLATION OF STEEL PIPE

CONCRETE EMBEDMENT AND ANCHORINGBUILDING AND COMPACTION OF EMBANKMENT

REMOVAL OF DIVERSION WORKS

CLEANING AND SCARPMENT OF MUCK DEPOSITCONSTRUCTION OF DRAIN DITCHES

FINISHING OF MUCK DEPOSIT PLACES WITH SCARP SOIL

SOIL AND ROCK EXCAVATIONINSTALLATION OF TEMPORARY FALSE TUNNEL

CONCRETE AND OTHERSSTRUCTURAL AND COMPACTED FILL

SOIL AND ROCK EXCAVATIONINSTALLATION OF TEMPORARY FALSE TUNNEL



PLACING GRANULAR LAYER


INSTALLATION OF STEEL PIPESTRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENTPLACING GRANULAR LAYER

BRIDGE - INFRASTRUCTURE AND CONCRETE DECKBRIDGE - SUPERSTRUCTURE AND FINISHING

INFRASTRUCTURE FOR PIPE CROSSINGINSTALLATION OF STEEL PIPE



ALTO MAIPO SpA



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166 ACCNM6145CON28 INSTALLATION OF STEEL PIPE 172 17-Feb-16 25-Oct-16167 ACCNM6145CON29 STRUCTURAL FILL, BUILDING AND COMPACTION OF EMBANKMENT 172 24-Feb-16 02-Nov-16168 ACCNM6145CON30 PLACING GRANULAR LAYER 60 02-Nov-16 20-Jan-17169 SISTEMA TUNNEL ALFSISTEMA TUNNEL ALFALFAL II 969 21-May-14 08-Mar-18170 ACCESS ROAD From EACCESS ROAD From EL YESO TO PORTAL VA4 319 21-May-14 11-Sep-15171 ACCNM6172CON01 PERMITS FOR ACCESS ROAD 0 18-Nov-14*172 SCOPE SEGMENT: ROSCOPE SEGMENT: ROAD ACCESS ADIT VA4 - EL YESO 319 21-May-14 11-Sep-15173 ACCNM6172CON02 CONSTRUCTION OF ACCESS ROAD FROM BRIDGE EL YESO TO BRIDGE MANZAN 30 21-May-14* 27-Jun-14174 ACCNM6172CON03 TEMPORARY BRIDGE CROSSING 21 25-Nov-14* 22-Dec-14175 ACCNM6172CON04 PHASE-1; ACCESS ROAD TO MD4 AND PORTAL VA4 28 23-Dec-14 29-Jan-15176 ACCNM6172CON05 PHASE-2 EXCAVATION AND FILLING OF ACCESS ROAD 150 29-Jan-15 11-Sep-15177 MUCK DEPOSIT N4MUCK DEPOSIT N4 58 29-Jan-15 15-Apr-15178 ACCNM6178CON01 CLEANING AND SCARPMENT OF MUCK DEPOSIT 14 29-Jan-15 16-Feb-15179 ACCNM6178CON02 CONSTRUCTION OF COFFER DAM 30 17-Feb-15 26-Mar-15180 ACCNM6178CON03 DRAIN DITCHES 14 26-Mar-15 15-Apr-15181 PORTAL TUNNEL ALFAPORTAL TUNNEL ALFALFAL II AND BULKHEAD 801 29-Jan-15 08-Mar-18182 ACCNM6205CON01 OPEN-CUT EXCAVATION AND ROCK SUPPORT 57 29-Jan-15 14-Apr-15183 ACCNM6205CON02 CONCRETE OTHERS 57 27-Nov-17 08-Feb-18184 ACCNM6205CON03 BULKHEAD INSTALLATION 22 09-Feb-18 08-Mar-18185 ACCNM6205CON04 STRUCTURE AND COMPACTED FILL 22 09-Feb-18 08-Mar-18186 TRANSMISSION LINETRANSMISSION LINE 120 11-Dec-13 17-May-14187 ACCNM6181CON01 MEDIUM VOLTAGE LINE EL YESO TO VA4 ADIT C21750 and C23290 120 11-Dec-13 17-May-14188 ACCNM6181CON02 MEDIUM VOLTAGE LINE EL YESO TO EL YESO INTAKE C22100 and C22240 120 11-Dec-13 17-May-14189 UNDERGROUND UNDERGROUND WORKS 842 08-Jan-15 18-May-18190 SISTEMA TUNNEL ALTSISTEMA TUNNEL ALTO VOLCAN 842 08-Jan-15 18-May-18191 TUNNEL IN SOIL (Sect.TUNNEL IN SOIL (Sect. 14 m2; L=198 m) 977 10-Feb-15 18-May-18192 ACCNM6155CON01 UNDERGROUND EXCAVATION AND ROCK SUPPORT 67 10-Feb-15 21-Apr-15193 ACCNM6155CON02 CONCRETE LINING 200m SOIL TUNNEL +100m ROCK TUNNEL 90 17-Feb-18 18-May-18194 SCOPE SEGMENT: D&BSCOPE SEGMENT: D&B TUNNEL FROM V1 TOWARDS V5 820 21-Apr-15 17-Feb-18195 ACCNM6155CON03 UNDERGROUND EXCAVATION OF TUNNEL FROM PV1 to PV5, Cross Section: A = 17 765 21-Apr-15 23-Dec-17196 ACCNM6155CON04 CONCRETE PAVEMENT, THICKNESS Min.120mm. REINFORCEMENT MESH Min.6.5 K 55 23-Dec-17 17-Feb-18197 SCOPE SEGMENT: D&BSCOPE SEGMENT: D&B TUNNEL V5 (TBM LAUNCHING TUBE) 73 08-Jan-15 22-Mar-15198 ACCNM6160CON01 DRILL AND BLAST TUNNEL EXCAVATION, Cross Sections: A=21.35 M2 (Length = 130m 45 08-Jan-15 22-Feb-15199 ACCNM6160CON02 CONCRETE WORKS (STARTBLOCK FOR TBM) 14 22-Feb-15* 08-Mar-15200 ACCNM6160CON03 CONCRETE PAVEMENT, THICKNESS Min.120mm. REINFORCEMENT MESH Min.6.5 K 14 08-Mar-15 22-Mar-15201 SCOPE SEGMENT: TBMSCOPE SEGMENT: TBM EXCAVATION OF TUNNEL FROM V5 776 29-Jan-15 09-Jun-17202 ACCNM6160CON04 MOBILIZATION, TRANSPORT, ASSEMBLY, START OF TBM 4.10m DIAMETER, INCLUD 60 29-Jan-15 30-Mar-15203 ACCNM6160CON05 EXCAVATION OF TUNNEL WITH TBM, NET DIAMETER D=4,1M. LENGTH=7000m 389 30-Mar-15 06-Jun-16204 ACCNM6160CON06 TBM DISMANTLING (TBM 4.10M , BACKUP) 45 06-Jun-16 21-Aug-16205 ACCNM6160CON07 UNDERGROUND. EXCAVATION OF TUNNEL, CR.SEC.: A= 17 M2 (FROM 7000m TO 8 201 21-Aug-16 16-Mar-17206 ACCNM6160CON08 CONCRETE WORKS FOR BULKHEAD 60 16-Mar-17* 19-May-17207 ACCNM6160CON09 INSTALLATION OF BULKHEAD 21 19-May-17 09-Jun-17208 SISTEMA TUNNEL SOSISTEMA TUNNEL SOIL (L=1.021m) 892 07-Mar-15 14-May-17209 ACCNM6150CON11 EL YESO TUNNEL (SOIL EXCAVATION) SECC. 13,5 m2 L= 1.021m 592 07-Mar-15 06-Sep-16210 ACCNM6150CON12 INSTALLATION OF STEEL PIPE 261 06-Sep-16 09-Apr-17211 ACCNM6150CON13 CONCRETE EMBEDMENT 261 13-Sep-16 19-Apr-17212 ACCNM6150CON14 GROUTING AROUND THE CONCRETE LINING 120 03-Feb-17 14-May-17213 SISTEMA TUNNEL ALFSISTEMA TUNNEL ALFALFAL II 840 14-Apr-15 26-Nov-17214 ACCNM6210CON01 UNDERGROUND EXCAVATION AND ROCK SUPPORT, CR. SEC.= 26,3 M2 (LENGTH 67 14-Apr-15 21-Jun-15215 ACCNM6210CON02 UNDERGROUND EXCAVATION AND ROCK SUPPORT, CR. SEC.= 26,3 M2 (LENGTH 487 21-Jun-15 06-Jan-17216 ACCNM6210CON03 CONCRETE PAVEMENT, THICKNESS 120 MM. RFT. MESH Min 6,5 Kg/M2 31 06-Jan-17 06-Feb-17217 ACCNM6210CON04 CONCRETE WORKS - STARTBLOCK FOR TBM 21 06-Jan-17* 27-Jan-17218 ACCNM6210CON05 TBM ERECTION 45 06-Feb-17 23-Mar-17219 ACCNM6210CON06 EXCAVATION OF TUNNEL WITH TBM, Net Dia. D=4,1M. (LENGTH = 3000M) 150 23-Mar-17 26-Sep-17220 ACCNM6210CON07 TBM DISMANTLING (TBM 4.10M , BACKUP) 60 26-Sep-17 26-Nov-17221 MILESTONE COMMILESTONE COMPLETION 90 08-Mar-18 06-Jun-18222 MSCNM6100-02 COMPLETION OF CRITICAL MILESTONE-A 0 06-Jun-18*223 MSCNM6100-03 COMPLETION OF CRITICAL MILESTONE-B 0 08-Mar-18*


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PLACING GRANULAR LAYER

PERMITS FOR ACCESS ROAD

ESS ROAD FROM BRIDGE EL YESO TO BRIDGE MANZANITOTEMPORARY BRIDGE CROSSING

PHASE-1; ACCESS ROAD TO MD4 AND PORTAL VA4PHASE-2 EXCAVATION AND FILLING OF ACCESS ROAD

CLEANING AND SCARPMENT OF MUCK DEPOSITCONSTRUCTION OF COFFER DAM

DRAIN DITCHES

OPEN-CUT EXCAVATION AND ROCK SUPPORTCONCRETE OTHERS

BULKHEAD INSTALLATIONSTRUCTURE AND COMPACTED FILL

TO VA4 ADIT C21750 and C23290 TO EL YESO INTAKE C22100 and C22240

UNDERGROUND EXCAVATION AND ROCK SUPPORTCONCRETE LINING 200m SOIL TUNNEL +100m ROCK TUNNEL

UNDERGROUND EXCAVATION OF TUNNEL FROM PV1 to PV5, Cross Section: A = 17M2CONCRETE PAVEMENT, THICKNESS Min.120mm. REINFORCEMENT MESH Min.6

DRILL AND BLAST TUNNEL EXCAVATION, Cross Sections: A=21.35 M2 (Length = 130m)CONCRETE WORKS (STARTBLOCK FOR TBM)

CONCRETE PAVEMENT, THICKNESS Min.120mm. REINFORCEMENT MESH Min.6.5 Kg/M2 D8@ 30c/c

MOBILIZATION, TRANSPORT, ASSEMBLY, START OF TBM 4.10m DIAMETER, INCLUDING BACK-UP SYSTEM, CONVEYOR SYSTEM AND VENTEXCAVATION OF TUNNEL WITH TBM, NET DIAMETER D=4,1M. LENGTH=7000m

TBM DISMANTLING (TBM 4.10M , BACKUP)UNDERGROUND. EXCAVATION OF TUNNEL, CR.SEC.: A= 17 M2 (FROM 7000m TO 8500m)

CONCRETE WORKS FOR BULKHEADINSTALLATIO N OF BULKHEAD

EL YESO TUNNEL (SOIL EXCAVATION) SECC. 13,5 m2 L= 1.021mINSTALLATION OF STEEL PIPE

CONCRETE EMBEDMENTGROUTING AROUND THE CONCRETE LINING

UNDERGROUND EXCAVATION AND ROCK SUPPORT, CR. SEC.= 26,3 M2 (LENGTH = 200M)UNDERGROUND EXCAVATION AND ROCK SUPPORT, CR. SEC.= 26,3 M2 (LENGTH = 3050M)

CONCRETE PAVEMENT, THICKNESS 120 MM. RFT. MESH Min 6,5 Kg/M2CONCRETE WORKS - STARTBLOCK FOR TBM

TBM ERECTIONEXCAVATION OF TUNNEL WITH TBM, Net Dia. D=4,1M. (LENGTH = 3000M)

TBM DISMANTLING (TBM 4.10M , BACKUP)

COMPLETION OF CRITICAL MILESTONE-ACOMPLETION OF CRITICAL MILESTONE-B


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