Microsoft Project - Option A Phase 2 (TN18).mpp

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID Task Name Duration Start Finish 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr
1
Project
Preparation
Stage
116.5
wks
03/1/1
05/3/25
Project
Preparation
Stage
2 Environmental & Engineering Feasibility
Studies 107.5 wks 03/1/1 05/1/21
Environmental & Engineering Feasibility Studies
7 Study on Procurement Options 112 wks 03/1/31 05/3/25
10 HATS Project Definition Statement and Technical Feasibility Statement 52.9 wks 04/3/15 05/3/18
14 Investigation Stage 110 wks 05/3/18 07/4/27
15 Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works 110 wks 05/3/18 07/4/27
39 STW/Shaft Sites Rezoning Application and Approval Procedures 72 wks 05/10/28 07/3/16
45 Sewage Build-up Monitoring and Dedicated Water Quality Monitoring 522 wks 05/3/18 15/3/20
46 TUNNELING 405 wks 05/10/28 13/8/2
47 Land Matters 156 wks 05/10/28 08/10/24
48 Site Clearance procedures by Lands D 156 wks 05/10/28 08/10/24
49 Allocation of temporary works areas for tunnel construction 0 wks 08/10/24 08/10/24
50 Public Consultation 130 wks 06/1/27 08/7/25
51 Prepare gazettal documents for Stage III Tunnels (Sewage Tunnel Ordinance) 39 wks 06/1/27 06/10/27
52 Gazettal process for Stage III Tunnels ( Sewage Tunnel Ordinance) 65 wks 06/10/27 08/1/25
53 Prepare gazettal documents for Stage IV Tunnels (Sewage Tunnel Ordinance) 39 wks 06/7/28 07/4/27
54 Gazettal process for Stage IV Tunnels ( Sewage Tunnel Ordinance) 65 wks 07/4/27 08/7/25
55 Contract documentation 102 wks 06/9/8 08/8/22
56 Stage III Tunnels - Sections 1 and 1A 76 wks 06/9/8 08/2/22
57 Stage IV Tunnels - Sections 2, including TPS, 2A 76 wks 07/3/9 08/8/22
58 Prequalification 56 wks 06/12/8 08/1/4
59 Stage III Tunnels - Sections 1 and 1A 30 wks 06/12/8 07/7/6
60 Stage IV Tunnels - Sections 2, including TPS, 2A 30 wks 07/6/8 08/1/4
61 Tendering and award 68 wks 08/1/25 09/5/15
62 Funding Application & Approval for Stage III Tunnels 28 wks 08/1/25 08/8/8
63 Funding Application & Approval for Stage IV Tunnels 28 wks 08/7/25 09/2/6
64 Stage III Tunnels - Sections 1 and 1A 38 wks 08/2/22 08/11/14
65 Stage IV Tunnels - Sections 2, including TPS, 2A 38 wks 08/8/22 09/5/15
66 Transfer System Design and Construction Stage 246 wks 08/11/14 13/8/2
67 Design of transfer system 130 wks 08/11/14 11/5/13
68 Stage III Tunnels - Sections 1 and 1A 104 wks 08/11/14 10/11/12
69 Stage IV Tunnels - Sections 2, including TPS, 2A 104 wks 09/5/15 11/5/13
70 Revised EIA for HATS 38 wks 09/5/15 10/2/5
71 Application for Variation of Environmental Permit for HATS 13 wks 10/2/5 10/5/7
72 Obtain amended Environmental Permit for HATS 0 wks 10/5/7 10/5/7
73 Site Investigation for geology, hydrogeology and utilities Phase 2 46 wks 08/11/14 09/10/2
74 Section 1 - North Point to Central Section incl outfall and transfer PS
(6.5km)
30 wks 08/11/14 09/6/12
75 Section 1A - Central to Stonecutters where required (4.2km, mainly marine) 20 wks 08/11/14 09/4/3
76 Section 2 - Ap Lei Chau to Sandy Bay incl outfall and transfer PS (4.2km) 20 wks 09/5/15 09/10/2
77 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 20 wks 09/5/15 09/10/2
TUNNELING
Prequalification
Transfer System Design and Construction Stage
Site Investigation for geology, hydrogeology and utilities Phase 2
Print: 04/6/2 PM 06:42
Study on Procurement Options
HATS Project Definition Statement and Technical Feasibility Statement
Investigation
Stage
Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works
STW/Shaft Sites Rezoning Application and Approval Procedures
Land Matters
Allocation of temporary works areas for tunnel construction 10/24
Public Consultation
Contract documentation
Tendering and award
Obtain amended Environmental Permit for HATS 5/7
Task Critical Task Milestone Summary
Design of transfer system
External Milestone Deadline
Sewage Build-up Monitoring and Dedicated Water Quality Monitoring
Option A_1 Jun 04.mpp Figure 5-1(1)
Option A Phase 1 Implementation Programme
Sheet 1 of 2

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID Task Name Duration Start Finish
78 Gazette Amendments for Transfer System (Sewage Tunnel Ordinance)
78 wks 09/4/3 10/10/1
79 Section 1 - North Point to Central Section incl outfall and transfer PS
(6.5km)
52 wks 09/6/12 10/6/11
80 Section 1A - Central to Stonecutters where required (4.2km, mainly marine) 52 wks 09/4/3 10/4/2
81 Section 2 - Ap Lei Chau to Sandy Bay incl outfall and transfer PS (4.2km) 52 wks 09/10/2 10/10/1
82 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 52 wks 09/10/2 10/10/1
83 Stage III Tunnels Design and Construction Stage 213 wks 09/7/3 13/8/2
84 Section 1 Part 1 - North Point to Wan Chai East Section (3km) 170 wks 09/9/11 12/12/14
85 Section 1 Part 2 - Wan Chai East to Central Section (3.5km) 170 wks 09/9/11 12/12/14
86 Section 1A - Central to Stonecutters where required (4.2km) 213 wks 09/7/3 13/8/2
87 Completion of Stage III Tunnels 0 wks 13/8/2 13/8/2
88 Stage IV Tunnels Design and Construction Stage 160 wks 10/1/1 13/1/25
89 Section 2 Part 1- Aberdeen to Sandy Bay via Cyberport (3km) 145 wks 10/1/1 12/10/12
90 Section 2 Part 2 - Ap Lei Chau to Aberdeen (1.2km) and Wah Fu to
Aberdeen
95 wks 10/1/1 11/10/28
91 Section 2A - Sandy Bay to Central (4.1km) 160 wks 10/1/1 13/1/25
92 Completion of Stage IV Tunnels 0 wks 13/1/25 13/1/25
93 Design and Construction Stage for Treatment Works 240.4 wks 07/3/19 11/10/26
94 TREATMENT WORKS 240.4 wks 07/3/19 11/10/26
95 Treatment Works Design Stage 60 wks 07/3/19 08/5/12
96 Design of Treatment Works and Prepare Tender Documents 60 wks 07/3/19 08/5/12
97 SCISTW Phase 1 Works 60 wks 07/3/19 08/5/12
98 Additional Investigation required for Detailed Design 38 wks 07/3/19 07/12/10
99 SCISTW 38 wks 07/3/19 07/12/10
100 Obtain Funding and Upgrade PWSC to Cat. A 20 wks 07/12/24 08/5/12
101 SCISTW Phase 1 Works 20 wks 07/12/24 08/5/12
102 Tendering and Award 24 wks 08/5/13 08/10/28
103 SCISTW Phase 1 Works 24 wks 08/5/13 08/10/28
104 Treatment Works Construction Stage 156 wks 08/10/29 11/10/26
105 Site preparation, excavation and foundation works 52 wks 08/10/29 09/10/28
106 Upgrading and reconfiguration of Stonecutters STW 104 wks 09/4/29 11/4/27
107 Construction of influent pumping station 90 wks 09/10/28 11/7/20
108 Construction of Disinfection facilitities 100 wks 09/8/19 11/7/20
109 Construction of underground conduits 100 wks 09/8/19 11/7/20
110 Construction of other facilities (CEPT, sludge treatment facilities etc.) 100 wks 09/8/19 11/7/20
111 Testing and commissioning 26 wks 11/4/27 11/10/26
112 Completion of Phase 1 Treatment Works 0 wks 11/10/26 11/10/26
113 Float Time for matching with Tunneling Programme 92.3 wks 11/10/27 13/8/2
114 PTW Upgrading Works (by others) 424 wks 04/10/15 12/11/30
118 Project Completion (HATS Stage 2 Phase 1 Works) 0 wks 13/8/2 13/8/2
Design and Construction Stage for Treatment Works
Additional Investigation required for Detailed Design
Print: 04/6/2 PM 06:42
Stage III Tunnels Design and Construction Stage
Stage IV Tunnels Design and Construction Stage
Gazette Amendments for Transfer System (Sewage Tunnel Ordinance)
Completion of Stage III Tunnels 8/2
Completion of Stage IV Tunnels 1/25
Task Critical Task Milestone Summary
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr
Treatment Works Design Stage
TREATMENT WORKS
Design of Treatment Works and Prepare Tender Documents
Obtain Funding and Upgrade PWSC to Cat. A
Tendering and Award
Completion of Phase 1 Treatment Works 10/26
Treatment Works Construction Stage
Project Completion (HATS Stage 2 Phase 1 Works) 8/2
External Milestone Deadline
PTW Upgrading Works (by others)
Option A_1 Jun 04.mpp Figure 5-1(1)
Option A Phase 1 Implementation Programme
Sheet 2 of 2

ID Task Name Duration
Consultant
selection for HATS Stage
2
Phase
2 Works
TREATMENT WORKS
1 Consultant selection for HATS Stage 2 Phase 2 Works 32 wks
4 TREATMENT WORKS 371 wks
5 Treatment Works Design Stage 85 wks
6 Design of Treatment Works and Prepare Tender Documents 85 wks
7 SCISTW Phase 2 Works 85 wks
8 Additional Investigation required for Detailed Design 38 wks
9 SCISTW 38 wks
10 Obtain Funding and Upgrade PWSC to Cat. A 20 wks
11 SCISTW Phase 2 Works 20 wks
12 Tendering and Award 24 wks
13 SCISTW Phase 2 Works 24 wks
14 Treatment Works Construction Stage 262 wks
15 SCISTW Phase 2 Works 262 wks
16 Excavation and foundation works 104 wks
17 BOD, Nitrification and Denitrification BAFs 156 wks
18 Testing and commissioning 26 wks
19 Completion of Treatment Works 0 wks
20 Project Completion (HATS Stage 2 Phase 2 Works) 0 wks
Project: Option A Phase 2 (TN18)
Date: 04/6/2
Task
Split
Progress
Milestone
Summary
Rolled Up Task
Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 Y10 Y1
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr
Treatment Works Design Stage
Obtain Funding and Upgrade PWSC to Cat. A
Rolled Up Split
Rolled Up Milestone
Rolled Up Progress
Tendering and Award
Treatment Works Construction
Stage
SCISTW Phase 2 Works
External Tasks
Project Summary
External Milestone
Option A Phase 2 (TN18).mpp Figure 5-1(2)
Option A Phase 2 Indicative Programme
Sheet1 of 1
Deadline

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID
1
2
Task Name
Project Preparation Stage
Environmental & Engineering Feasibility Studies
Duration
116.5 wks
107.5 wks
Start
03/1/1
03/1/1
Finish
05/3/25
05/1/21
2003 2004 2005 2006 2007 2008 2009
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr Project Preparation Stage
Environmental & Engineering Feasibility Studies
2010
tr tr tr tr
2011 2012
tr tr tr tr tr tr tr tr
2013 2014
tr tr tr tr tr tr tr tr
2015
tr tr tr tr
2016 2017 2018
tr tr tr tr tr tr tr tr tr tr tr tr
2019
tr tr tr tr
2020
tr tr tr
Study on Procurement Options
7 Study on Procurement Options 112 wks 03/1/31 05/3/25
10 HATS Project Definition Statement and Technical Feasibility Statement 52.9 wks 04/3/15 05/3/18
14 Investigation Stage 104 wks 05/3/18 07/3/16
15 Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works 104 wks 05/3/18 07/3/16
45 STW/Shaft Sites Rezoning Application and Approval Procedures 72 wks 05/10/28 07/3/16
51 Sewage Build-up Monitoring and Dedicated Water Quality Monitoring 522 wks 05/3/18 15/3/20
52 TUNNELING AND OUTFALL 416 wks 05/10/28 13/10/18
53 Land Matters 156 wks 05/10/28 08/10/24
54 Site Clearance procedures by Lands D 156 wks 05/10/28 08/10/24
55 Allocation of temporary works areas for tunnel construction 0 wks 08/10/24 08/10/24
56 Public Consultation 117 wks 06/1/27 08/4/25
57 Prepare gazettal documents for Stage III Tunnels (Sewage Tunnel Ordinance) 39 wks 06/4/28 07/1/26
58 Gazettal process for Stage III Tunnels (Sewage Tunnel Ordinance) 65 wks 07/1/26 08/4/25
59 Prepare gazettal documents for Stage IV Tunnels (Sewage Tunnel Ordinance) 39 wks 06/4/28 07/1/26
60 Gazettal process for Stage IV Tunnels (Sewage Tunnel Ordinance) 65 wks 07/1/26 08/4/25
61 Prepare gazettal documents for outfall (Foreshore and Seabed Ordinance) 39 wks 06/1/27 06/10/27
62 Gazettal process for outfall (Foreshore and Seabed Ordinance) 65 wks 06/10/27 08/1/25
63 Contract documentation 89 wks 06/9/8 08/5/23
64 Stage III Tunnels - Section 1 76 wks 06/12/8 08/5/23
65 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 76 wks 06/12/8 08/5/23
66 Lamma Outfall 76 wks 06/9/8 08/2/22
67 Prequalification 43 wks 06/12/8 07/10/5
68 Stage III Tunnels - Section 1 30 wks 07/3/9 07/10/5
69 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 30 wks 07/3/9 07/10/5
70 Lamma Outfall 30 wks 06/12/8 07/7/6
71 Tendering and award 55 wks 08/1/25 09/2/13
72 Funding Application & Approval for Stage III Tunnels 28 wks 08/4/25 08/11/7
73 Funding Application & Approval for Stage IV Tunnels 28 wks 08/4/25 08/11/7
74 Funding Application & Approval for Lamma Outfall 28 wks 08/1/25 08/8/8
75 Stage III Tunnels - Section 1 38 wks 08/5/23 09/2/13
76 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 38 wks 08/5/23 09/2/13
77 Lamma Outfall 38 wks 08/2/22 08/11/14
78 Transfer System Design and Construction Stage 257 wks 08/11/14 13/10/18
79 Design of transfer system and outfall 117 wks 08/11/14 11/2/11
80 Stage III Tunnels - Section 1 104 wks 09/2/13 11/2/11
81 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 104 wks 09/2/13 11/2/11
82 Lamma Outfall 104 wks 08/11/14 10/11/12
83 Revised EIA for HATS 38 wks 09/2/13 09/11/6
84 Application for Variation of Environmental Permit for HATS 13 wks 09/11/6 10/2/5
85 Obtain amended Environmental Permit for HATS 0 wks 10/2/5 10/2/5
86 Site investigation for geology, hydrogeology and utilities Phase 2 43 wks 08/11/14 09/9/11
87 Section 1 - North Point to Central Section and transfer PS (6.5km) 30 wks 09/2/13 09/9/11
88 Section 2 - Ap Lei Chau to Sandy Bay and transfer PS (4.2km) 20 wks 09/2/13 09/7/3
89 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 20 wks 09/2/13 09/7/3
90 Section 2B - Ap Lei Chau to Lamma and transfer PS (3km) 20 wks 09/2/13 09/7/3
91 Lamma Outfall 20 wks 08/11/14 09/4/3
Print: 04/6/2 PM 06:52
Task Critical Task Milestone Summary
HATS Project Definition Statement and Technical Feasibility Statement
Investigation Stage
Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works
STW/Shaft Sites Rezoning Application and Approval Procedures
Land Matters
Allocation of temporary works areas for tunnel construction 10/24
External Milestone Deadline
Prequalification
Public Consultation
Contract documentation
Tendering and award
TUNNELING AND OUTFALL
Transfer System Design and Construction Stage
Design of transfer system and outfall
Obtain amended Environmental Permit for HATS 2/5
Site investigation for geology, hydrogeology and utilities Phase 2
Sewage Build-up Monitoring and Dedicated Water Quality Monitoring
Option B_1 Jun 04.mpp Figure 5-2(1)
Option B Phase 1 Implementation Programme
Sheet 1 of 2

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID Task Name Duration Start Finish 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
tr tr tr tr tr tr
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr
92 Gazette Amendments for Transfer System (Sewage Tunnel Ordiance) 75 wks 09/4/3 10/9/10
Gazette Amendments for Transfer System (Sewage Tunnel Ordiance)
93 Section 1 - North Point to Central Section and transfer PS (6.5km) 52 wks 09/9/11 10/9/10
94 Section 2 - Ap Lei Chau to Sandy Bay and transfer PS (4.2km) 52 wks 09/7/3 10/7/2
95 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 52 wks 09/7/3 10/7/2
96 Section 2B - Ap Lei Chau to Lamma and transfer PS (3km) 52 wks 09/7/3 10/7/2
97 Lamma Outfall 52 wks 09/4/3 10/4/2
98 Stage III Tunnels Design and Construction Stage 200 wks 09/12/11 13/10/11
99 Section 1 Part 1 - North Point to Wan Chai East Section (3km) 200 wks 09/12/11 13/10/11
100 Section 1 Part 2 - Wan Chai East to Central Section (3.5km) 180 wks 09/12/11 13/5/24
101 Completion of Stage III Tunnels 0 wks 13/10/11 13/10/11
102 Stage IV Tunnels Design and Construction Stage 204 wks 09/10/2 13/8/30
103 Section 2 Part 1- Sandy Bay to Aberdeen (3.75km) 175 wks 09/10/2 13/2/8
104 Section 2 Part 2 - Aberdeen to Ap Lei Chau (1.2km) and Wah Fu to Aberdeen 182 wks 09/10/2 13/3/29
105 Section 2A - Sandy Bay to Central (4.1km) 170 wks 09/10/2 13/1/4
106 Section 2B - Ap Lei Chau to Lamma (3km) 204 wks 09/10/2 13/8/30
107 Completion of Stage IV Tunnels 0 wks 13/8/30 13/8/30
108 Lamma Outfall (5.2km) Construction Stage 224 wks 09/7/3 13/10/18
109 Design and Construction Stage for Treatment Works 349.9 wks 07/3/19 13/11/29
110 TREATMENT WORKS 349.9 wks 07/3/19 13/11/29
111 Treatment Works Design Stage 169.9 wks 07/3/19 10/6/18
112 Design of Treatment Works and Prepare Tender Document 169.9 wks 07/3/19 10/6/18
113 SCISTW Phase 1 Works 60 wks 07/3/19 08/5/12
114 Lamma Island Phase 1 Works 60 wks 09/4/27 10/6/18
115 Additional Investigation required for Detailed Design 147.9 wks 07/3/19 10/1/15
116 SCISTW 38 wks 07/3/19 07/12/10
117 Lamma Island STW 38 wks 09/4/27 10/1/15
118 Obtain Funding and Upgrade PWSC to Cat. A 129.9 wks 07/12/24 10/6/18
119 SCISTW Phase 1 Works 20 wks 07/12/24 08/5/12
120 Lamma Island STW 20 wks 10/2/1 10/6/18
121 Tendering and Award 133.7 wks 08/5/13 10/12/3
122 SCISTW Phase 1 Works 24 wks 08/5/13 08/10/28
123 Lamma Island Phase 1 Works 24 wks 10/6/21 10/12/3
124 Treatment Works Construction Stage 265.5 wks 08/10/29 13/11/29
125 SCISTW Phase 1 Works 156 wks 08/10/29 11/10/26
126 Site Preparation, excavation and foundation works 52 wks 08/10/29 09/10/28
127 Upgrading, reconfiguration and expansion of SCISTW 104 wks 09/4/29 11/4/27
128 Construction of influent pumping station 90 wks 09/10/28 11/7/20
129 Construction of disinfection facilities 100 wks 09/8/19 11/7/20
130 Construction of underground conduits 100 wks 09/8/19 11/7/20
131 Construction of other facilities (CEPT, sludge treatment facilities etc.) 100 wks 09/8/19 11/7/20
132 Testing and commissioning 26 wks 11/4/27 11/10/26
133 Lamma Island Phase 1 Works 156 wks 10/12/6 13/11/29
134 Lamma Island STW construction (incl plant commissioning) 150 wks 10/12/6 13/10/18
135 Testing & commissioning (with plant and outfall) 6 wks 13/10/21 13/11/29
136 Completion of Treatment works 0 wks 13/11/29 13/11/29
137 PTW Upgrading Works (by others) 424 wks 04/10/15 12/11/30
141 Project Completion 0 wks 13/11/29 13/11/29
Completion of
Treatment works 11/29
PTW Upgrading Works (by others)
Stage III Tunnels Design and Construction Stage
Stage IV Tunnels Design and Construction Stage
Lamma Island Phase 1 Works
Print: 04/6/2 PM 06:52
Task Critical Task Milestone Summary
Completion of Stage III Tunnels 10/11
Completion of Stage IV Tunnels 8/30
Design and Construction Stage for Treatment Works
Treatment Works Design Stage
Design of Treatment Works and Prepare Tender Document
Additional Investigation required for Detailed Design
Obtain Funding and Upgrade PWSC to Cat. A
Tendering and Award
SCISTW Phase 1 Works
External Milestone Deadline
Project Completion 11/29
TREATMENT WORKS
Treatment Works Construction Stage
Option B_1 Jun 04.mpp Figure 5-2(1)
Option B Phase 1 Implementation Programme
Sheet 2 of 2

ID Task Name Duration
1 Consultant selection for HATS Stage 2 Phase 2 Works 32 wks
4 TREATMENT WORKS 371 wks
5 Treatment Works Design Stage 85 wks
6 Design of Treatment Works and Prepare Tender Documents 85 wks
7 SCISTW and Lamma Island Phase 2 Works 85 wks
8 Additional Investigation required for Detailed Design 38 wks
9 SCISTW and Lamma Island 38 wks
10 Obtain Funding and Upgrade PWSC to Cat. A 20 wks
11 SCISTW and Lamma Island Phase 2 Works 20 wks
12 Tendering and Award 24 wks
13 SCISTW and Lamma Island Phase 2 Works 24 wks
14 Treatment Works Construction Stage 262 wks
15 SCISTW Phase 2 Works 262 wks
16 Excavation and foundation works 104 wks
17 BOD, Nitrification and Denitrification BAFs 156 wks
18 Testing and commissioning 26 wks
19 Lamma Island STW 62 wks
20 BOD, Nitrification and Denitrification BAFs 56 wks
21 Testing and commissioning 6 wks
22 Completion of Treatment Works 0 wks
23 Project Completion (HATS Stage 2 Phase 2 Works) 0 wks
Project: Option B Phase 2 (TN18)~580
Date: 04/6/2
Task
Split
Progress
Milestone
Summary
Rolled Up Task
Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8
Y9
Y10
Y11
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr
Consultant selection for HATS Stage 2 Phase 2 Works
Design of Treatment Works and Prepare Tender Documents
Lamma Island STW
TREATMENT WORKS
Treatment Works Design Stage
Additional Investigation required for Detailed Design
Obtain Funding and Upgrade PWSC to Cat. A
Tendering and Award
Treatment
Works Construction Stage
SCISTW Phase 2 Works
Rolled Up Split
Rolled Up Milestone
Rolled Up Progress
External Tasks
Project Summary
External Milestone
Option B Phase 2 (TN18).mpp Figure 5-2(2)
Option B Phase 2 Indicative Programme
Sheet1 of 1
Deadline

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID
1
2
Task Name
Project Preparation Stage
Environmental & Engineering Feasibility Studies
Duration
116.5 wks
107.5 wks
Start
03/1/1
03/1/1
Finish
05/3/25
05/1/21
2003 2004 2005 2006 2007 2008
tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr tr Project Preparation Stage
Environmental & Engineering Feasibility Studies
2009
tr tr tr tr
2010
tr tr tr tr
2011
tr tr tr tr
2012
tr tr tr tr
2013
tr tr tr tr
2014
tr tr tr tr
2015
tr tr tr tr
2016
tr tr tr tr
2017
tr tr tr tr
2018
tr tr tr tr
2019
tr tr tr tr
Study on Procurement Options
7 Study on Procurement Options 112 wks 03/1/31 05/3/25
10 HATS Project Definition Statement and Technical Feasibility Statement 52.9 wks 04/3/15 05/3/18
14 Investigation Stage 104 wks 05/3/18 07/3/16
15 Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works 104 wks 05/3/18 07/3/16
45 STW/Shaft Sites Rezoning Application and Approval Procedures 72 wks 05/10/28 07/3/16
51 Sewage Build-up Monitoring and Dedicated Water Quality Monitoring 522 wks 05/3/18 15/3/20
52 TUNNELING AND OUTFALL 416 wks 05/10/28 13/10/18
53 Land Matters 156 wks 05/10/28 08/10/24
54 Site Clearance procedures by Lands D 156 wks 05/10/28 08/10/24
55 Allocation of temporary works areas for tunnel construction 0 wks 08/10/24 08/10/24
56 Public Consultation 117 wks 06/1/27 08/4/25
57 Prepare gazettal documents for Stage III Tunnels (Sewage Tunnel Ordinance) 39 wks 06/4/28 07/1/26
58 Gazettal process for Stage III Tunnels (Sewage Tunnel Ordinance) 65 wks 07/1/26 08/4/25
59 Prepare gazettal documents for Stage IV Tunnels (Sewage Tunnel Ordinance) 39 wks 06/4/28 07/1/26
60 Gazettal process for Stage IV Tunnels (Sewage Tunnel Ordinance) 65 wks 07/1/26 08/4/25
61 Prepare gazettal documents for outfall (Foreshore and Seabed Ordinance) 39 wks 06/1/27 06/10/27
62 Gazettal process for outfall (Foreshore and Seabed Ordinance) 65 wks 06/10/27 08/1/25
63 Contract documentation 89 wks 06/9/8 08/5/23
64 Stage III Tunnels - Section 1 76 wks 06/12/8 08/5/23
65 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 76 wks 06/12/8 08/5/23
66 Lamma Outfall 76 wks 06/9/8 08/2/22
67 Prequalification 43 wks 06/12/8 07/10/5
68 Stage III Tunnels - Section 1 30 wks 07/3/9 07/10/5
69 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 30 wks 07/3/9 07/10/5
70 Lamma Outfall 30 wks 06/12/8 07/7/6
71 Tendering and award 55 wks 08/1/25 09/2/13
72 Funding Application & Approval for Stage III Tunnels 28 wks 08/4/25 08/11/7
73 Funding Application & Approval for Stage IV Tunnels 28 wks 08/4/25 08/11/7
74 Funding Application & Approval for Lamma Outfall 28 wks 08/1/25 08/8/8
75 Stage III Tunnels - Section 1 38 wks 08/5/23 09/2/13
76 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 38 wks 08/5/23 09/2/13
77 Lamma Outfall 38 wks 08/2/22 08/11/14
78 Transfer System Design and Construction Stage 257 wks 08/11/14 13/10/18
79 Design of transfer system and outfall 117 wks 08/11/14 11/2/11
80 Stage III Tunnels - Section 1 104 wks 09/2/13 11/2/11
81 Stage IV Tunnels - Sections 2 incl TPS, 2A and 2B 104 wks 09/2/13 11/2/11
82 Lamma Outfall 104 wks 08/11/14 10/11/12
83 Revised EIA for HATS 38 wks 09/2/13 09/11/6
84 Application for Variation of Environmental Permit for HATS 13 wks 09/11/6 10/2/5
85 Obtain amended Environmental Permit for HATS 0 wks 10/2/5 10/2/5
86 Site investigation for geology, hydrogeology and utilities Phase 2 43 wks 08/11/14 09/9/11
87 Section 1 - North Point to Central Section and transfer PS (6.5km) 30 wks 09/2/13 09/9/11
88 Section 2 - Ap Lei Chau to Sandy Bay and transfer PS (4.2km) 20 wks 09/2/13 09/7/3
89 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 20 wks 09/2/13 09/7/3
90 Section 2B - Ap Lei Chau to Lamma and transfer PS (3km) 20 wks 09/2/13 09/7/3
91 Lamma Outfall 20 wks 08/11/14 09/4/3
Print: 04/6/2 PM 07:08
Task Critical Task Milestone Summary
HATS Project Definition Statement and Technical Feasibility Statement
Investigation Stage
Consultant selection, Ground Investigation and EIA for HATS Stage 2 Works
STW/Shaft Sites Rezoning Application and Approval Procedures
Land Matters
Allocation of temporary works areas for tunnel construction 10/24
External Milestone Deadline
Prequalification
Public Consultation
Contract documentation
Tendering and award
Obtain amended Environmental Permit for HATS 2/5
TUNNELING AND OUTFALL
Transfer System Design and Construction Stage
Design of transfer system and outfall
Site investigation for geology, hydrogeology and utilities Phase 2
Sewage Build-up Monitoring and Dedicated Water Quality Monitoring
Option Bm_1 Jun 04.mpp Figure 5-3(1)
Option Bm Phase 1 Implementation Programme
Sheet 1 of 2

Drainage Services Department Agreement No. CE 49/2001 SPO for Further Stages of HATS
ID Task Name Duration Start Finish 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
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92 Gazette Amendments for Transfer System (Sewage Tunnel Ordiance) 75 wks 09/4/3 10/9/10
Gazette Amendments for Transfer System (Sewage Tunnel Ordiance)
93 Section 1 - North Point to Central Section and transfer PS (6.5km) 52 wks 09/9/11 10/9/10
94 Section 2 - Ap Lei Chau to Sandy Bay and transfer PS (4.2km) 52 wks 09/7/3 10/7/2
95 Section 2A - Sandy Bay to Central incl transfer PS where required (4.1km) 52 wks 09/7/3 10/7/2
96 Section 2B - Ap Lei Chau to Lamma and transfer PS (3km) 52 wks 09/7/3 10/7/2
97 Lamma Outfall 52 wks 09/4/3 10/4/2
98 Stage III Tunnels Design and Construction Stage 200 wks 09/12/11 13/10/11
99 Section 1 Part 1 - North Point to Wan Chai East Section (3km) 200 wks 09/12/11 13/10/11
100 Section 1 Part 2 - Wan Chai East to Central Section (3.5km) 180 wks 09/12/11 13/5/24
101 Completion of Stage III Tunnels 0 wks 13/10/11 13/10/11
102 Stage IV Tunnels Design and Construction Stage 204 wks 09/10/2 13/8/30
103 Section 2 Part 1- Sandy Bay to Aberdeen (3.75km) 175 wks 09/10/2 13/2/8
104 Section 2 Part 2 - Aberdeen to Ap Lei Chau (1.2km) and Wah Fu to Aberdeen 182 wks 09/10/2 13/3/29
105 Section 2A - Sandy Bay to Central (4.1km) 170 wks 09/10/2 13/1/4
106 Section 2B - Ap Lei Chau to Lamma (3km) 204 wks 09/10/2 13/8/30
107 Completion of Stage IV Tunnels 0 wks 13/8/30 13/8/30
108 Lamma Outfall (5.2km) Construction Stage 224 wks 09/7/3 13/10/18
109 Design and Construction Stage for Treatment Works 349.9 wks 07/3/19 13/11/29
110 TREATMENT WORKS 349.9 wks 07/3/19 13/11/29
111 Treatment Works Design Stage 119.9 wks 07/3/19 09/7/3
112 Design of Treatment Works and Prepare Tender Documents 119.9 wks 07/3/19 09/7/3
113 SCISTW Phase 1 Works 60 wks 07/3/19 08/5/12
114 Lamma Island STW (Full Development) 60 wks 08/5/12 09/7/3
115 Additional Investigation required for Detailed Design 97.9 wks 07/3/19 09/1/30
116 SCISTW 38 wks 07/3/19 07/12/10
117 Lamma Island STW 38 wks 08/5/12 09/1/30
118 Obtain Funding and Upgrade PWSC to Cat. A 79.9 wks 07/12/24 09/7/3
119 SCISTW Phase 1 Works 20 wks 07/12/24 08/5/12
120 Lamma Island STW 20 wks 09/2/16 09/7/3
121 Tendering and Award 83.7 wks 08/5/13 09/12/18
122 SCISTW Phase 1 Works 24 wks 08/5/13 08/10/28
123 Lamma Island (Full Development) 24 wks 09/7/6 09/12/18
124 Treatment Works Construction Stage 265.5 wks 08/10/29 13/11/29
125 SCISTW Phase 1 Works 156 wks 08/10/29 11/10/26
126 Site preparation, excavation and foundation works 52 wks 08/10/29 09/10/28
127 Upgrading, reconfiguration and expansion of SCISTW 104 wks 09/4/29 11/4/27
128 Construction of influent pumping station 90 wks 09/10/28 11/7/20
129 Construction of disinfection facilities 100 wks 09/8/19 11/7/20
130 Construction of underground conduits 100 wks 09/8/19 11/7/20
131 Construction of other facilities (CEPT, sludge treatment facilities etc.) 100 wks 09/8/19 11/7/20
132 Testing and commissioning 26 wks 11/4/27 11/10/26
133 Lamma Island STW 206 wks 09/12/21 13/11/29
134 Lamma Island STW construction (incl plant commissioning) 200 wks 09/12/21 13/10/18
135 Testing & commissioning (with plant and outfall) 6 wks 13/10/21 13/11/29
136 Completion of Treatment works 0 wks 13/11/29 13/11/29
137 PTW Upgrading Works (by others) 424 wks 04/10/15 12/11/30
141 Project Completion 0 wks 13/11/29 13/11/29
Stage III Tunnels Design and Construction Stage
Stage IV Tunnels Design and Construction Stage
Lamma Island STW
Print: 04/6/2 PM 07:08
Task Critical Task Milestone Summary
Completion of Stage III Tunnels 10/11
Completion of Stage IV Tunnels 8/30
Design and Construction Stage for Treatment Works
Treatment Works Design Stage
Design of Treatment Works and Prepare Tender Documents
Additional Investigation required for Detailed Design
Obtain Funding and Upgrade PWSC to Cat. A
Tendering and Award
SCISTW Phase 1 Works
Completion of Treatment works 11/29
External Milestone Deadline
TREATMENT WORKS
Treatment Works Construction Stage
PTW Upgrading Works (by others)
Project Completion 11/29
Option Bm_1 Jun 04.mpp Figure 5-3(1)
Option Bm Phase 1 Implementation Programme
Sheet 2 of 2

ID Task Name Duration
Consultant
selection for HATS Stage
2
Phase
2 Works
TREATMENT WORKS
1 Consultant selection for HATS Stage 2 Phase 2 Works 32 wks
4 TREATMENT WORKS 371 wks
5 Treatment Works Design Stage 85 wks
6 Design of Treatment Works and Prepare Tender Documents 85 wks
7 SCISTW Phase 2 Works 85 wks
8 Additional Investigation required for Detailed Design 38 wks
9 SCISTW 38 wks
10 Obtain Funding and Upgrade PWSC to Cat. A 20 wks
11 SCISTW Phase 2 Works 20 wks
12 Tendering and Award 24 wks
13 SCISTW Phase 2 Works 24 wks
14 Treatment Works Construction Stage 262 wks
15 SCISTW Phase 2 Works 262 wks
16 Excavation and foundation works 104 wks
17 BOD, Nitrification and Denitrification BAFs 156 wks
18 Testing and commissioning 26 wks
19 Completion of Treatment Works 0 wks
20 Project Completion (HATS Stage 2 Phase 2 Works) 0 wks
Project: Option Bm Phase 2 (TN18)
Date: 04/6/2
Task
Split
Progress
Milestone
Summary
Rolled Up Task
Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 Y10
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Treatment Works Design Stage
Obtain Funding and Upgrade PWSC to Cat. A
Rolled Up Split
Rolled Up Milestone
Rolled Up Progress
Tendering and Award
Treatment Works Construction Stage
SCISTW Phase 2 Works
External Tasks
Project Summary
External Milestone
Option Bm Phase 2 (TN18).mpp Figure 5-3(2)
Option Bm Phase 2 Indicative Programme
Sheet1 of 1
Deadline