Sewerage in Sarawak The Future Development. Lau Hieng Ung Sewerage Services Department Sarawak

Transcription

1 Sewerage in Sarawak The Future Development Lau Hieng Ung Sewerage Services Department Sarawak 1

2 CONTENT A. Existing Sewerage Infrastructure B. Legal Framework C. Organizational Set Up D. Current Development E. Future Direction 2

3 Malaysia Malaysia million 329,847 sq km Sarawak 2.47 million 124,450 sq km 8.7% 37.7% Kuching Population: 600,000 3

4 A. Existing Sewerage Infrastructure Depends almost entirely on individual septic tanks Commercial complexes, major institutions and high-rise buildings are provided with Imhoff tanks or small package plants Grey water, oil and grease are not collected or treated 4

5 A. Sewerage Inventory as at 31 December 2010 Septic Tanks : 371,768 nos. (1,858,840 PE) Public STPs : 71 nos. (175,357 PE) Total PE : 2,034,197 PE 5

6 A. Existing Septic Sludge Treatment Plants Matang - Commissioned in Capacity of 350 m 3 /day Sibu - Commissioned in Capacity of 150 m 3 /day 6

7 B. LEGAL FRAMEWORK Sewerage Systems and Services Ordinance, 2005 Applies to areas under Municipal Councils and City Administration ( 50% of State Population) Powers, functions and duties conferred by this Ordinance are vested in the Urban Sewerage Systems Authority Director of Sewerage Services Department is appointed to assume the role of the Authority 7

8 B. LEGAL FRAMEWORK Powers and Functions of The Authority To plan, design and establish public sewerage systems (Minister Responsible for Urban Development) To appoint a management agency to manage, operate and maintain any public sewerage system or to provide sewerage services (Minister Responsible for Environment) To supervise, monitor and provide direction for the performance and activities of any management agency 8

9 B. LEGAL FRAMEWORK Powers and Functions of The Authority To issue guidelines for design standards and specification of septic tank, private and public sewerage systems To regulate the process of treatment and disposal of sewage and sewage sludge and its by-products To fix fees and charges for sewerage services provided by the management agency and the payment or recovery of such fees or charges (State Cabinet) 9

10 C. ORGANISATION Department Set up MMKN approved the creation of Sewerage Services Department on Sewerage Systems and Services Ordinance, 2005 was put in force on

11 C. ORGANISATION Function Chart Director Regulatory Unit Planning and Development Unit Corporate Affair Unit Performance Monitoring Section Research & Development Section Centralised Systems Section Isolated Systems Section Administration Section Finance Section 11

12 D. Current Development Systematic Planning and Development of Sewerage Infrastructures Commenced under Ninth Malaysia Plan( ) Main Emphases are on : (a) Provision of a Centralized Sewerage System for Kuching City (b) Extension of the Existing Bintulu Centralized Sewerage System (c) Provision of Septic Sludge Treatment Plants (d) Formulation of Centralized Sewerage System Master Plans 12

13 Kuching City Centralised Sewerage System Masterplan (2003)

14 Centralized Sewerage System in Kuching City (Package 1) Scope of Works 100,000 PE Wastewater Treatment Plant Trunk Sewer (7.7 km) to cater for 270,000 PE Secondary Sewer (5.4 km) and Tertiary Sewer (51.4 km) to cater for 67,000 PE Property Connections (2,833 units) to achieve 67,000 PE Scheduled Completion: October 2012 Current Progress: 65% 14

15 Key Features of Kuching Centralised Sewerage System Package 1 True gravity flow one pump station Micro-Tunneling extensively used Modular Construction of Treatment Plant Inclusive of Property Connections Set the Direction for Future Phases 15

16 Revised Master Plan (2007) - Latest

17 Centralized Sewerage System in Kuching City (Package 1) -Proposed 67,000 PE with Trunk Sewer for 270,000 PE 17

18 Shaft Construction in Progress 18

19 Tunneling with 1.5 m diameter Tunnel Boring Machine (TBM) in progress at Manhole T12 (Trunk Sewer) 19

20 1.5 m diameter Connecting MH-T6 to MH-T7A Under Sarawak River 20

21 Septic Sludge Treatment Plants To enable Scheduled Desludging of septic tanks and package plants to improve their treatment efficiency. Kuching Plant was commissioned in Sibu Plant was commissioned in February Miri Plant is scheduled for operation in May To provide similar plants to smaller towns. 21

22 Sibu Septic Sludge Treatment Plant 22

23 Miri Septic Sludge Treatment Plant 23

24 Miri Septic Sludge Treatment Plant 24

25 Miri Master Plan Phasing Plan Phase 1 Phase 2 Phase 3 Phase 4 25

26 Sibu Master Plan 26

27 E. Future Direction Project Financing Capital Expenditure by Government Operating Expenditure by Users 27

28 E. Future Direction Institutional Arrangement Department shall plan and implement new public sewerage systems and monitor and enforce their operation. Local authorities will still operate existing treatment systems. 28

29 E. Future Direction Public Acceptance/Rejection Individual Septic Tanks are generally acceptable to the public and it costs them nothing. We need awareness programs and public relation exercise to change this mindset. 29

30 E. Future Direction Our Success will depend on: Good Public Relation During: Construction Stage (traffic management and property damages) Connection Stage (enter private properties) Operation and Maintenance Stage (billing) 30

31 Thank You 31