List of DSD Technical Circulars and DSD Practice Notes
 List of DSD Technical Circulars and DSD Practice Notes still in Force
DSD Technical Circular
1/2012 - Lands Department Consent Scheme Forward Sales of Residential Flats
1/2011 - Handling of Utility Services Encroaching upon Public Drainage Facilities
3/2010 - Handling and Managing Serious and Emergency Incidents
2/2010 - Guidelines on the Provision and Control of Use of Contract Transport
5/2009 - Confined Space Safety Training for Competent Persons and Certified Workers Engaged in DSD's Works
2/2008 - Handling of Abandoned Pipes under DSD's Purview
4/2007 - Project Estimates, Pre-tender Estimates and Impossibility/Unforeseen Ground Conditions/Utility Interference
3/2007 - Use of New 675mm x 675mm Ductile Iron Manhole Cover and Frame
11/2006 - Financial Control of Consultancy Agreements
10/2006 - Resident Site Staff Establishment Committee
9/2006 - Vetting Committee on Aesthetic Design of Pumping Station Buildings
6/2006 - Delegation of Powers of the Drainage Authority under the Sewage Services Ordinance (Cap. 43), its Subsidiary Regulations and the Technical Memorandum
5/2006 - Reporting of Serious Accident on Drainage Services Department Works Sites
4/2006 - Proactive Approach to Site Safety Management
3/2006 - Liaison with Labour Department and Marine Department on Site Safety Matters
2/2006 - Safety Training for DSD Staff
5/2005- Independent Inspection Agents
2/2005- Improvement Measures for Pipelaying Contracts in Urban Areas
8/2004- The Management and Assessment of Risks of Time-critical Projects
4/2004- Public Works Subcommittee Submissions
3/2004- Block Allocation 4100DX - Drainage Works, Studies and Investigations for items in Category D of the Public Woks Programme
2/2003- Authority to Approve Variations, Additional Payments and Additional Time in Works Contracts
3/2002 - Follow-up actions on Technical Andit Reports
2/2002 - Departmental Safety Mannal
14/2000 - Temporary Flow Diversions and Temporary Works Affecting Capacity in Stormwater Drainage Systems (27 September 2000)
5/2000 - Sewage Services Ordinance (Cap. 463) Instrument of Authorization
5/99 - Guidelines to prevent and to deal with problems associated with unreasonable high rates in Bills of Quantities
4/99 - Dry Weather Flow Interceptors
8/96 - Restrictions on Working Hours in Capital Works Contracts Arising from Traffic Needs
7/96 - Procedures in Dealing with Claims Arising from Enforcement of the Land Drainage Ordinance
4/96 - Implementation of the Land Drainage Ordinance
2/95 - Design Population for Estimation of Sewage Flow
4/94 - Discharge of Air-Conditioning Cooling Water to Public Drainage System
1/91 - Co-ordinated Replies
3/90 - Security Considerations for Users of Microcomputers
2/90 - Acquisition of Computer Facilities
DSD Practice Note
DSD Practice Note No. 1/2012 Administration Procedure for Excavation in Unleased GovernmentLands under the Land (Miscellaneous Provisions) Ordinance (CAP28) (in PDF format, 1185k)
DSD Practice Note No. 1/2011 Design Checklists on Operation & Maintenance Requirements (in PDF format, 25906k)
DSD Practice Note No. 3/2010 Design Consideration for the Large Deep Gravity Sewers (in PDF format, 255k)
DSD Practice Note No. 1/2010 Guideeline for Hand-over of Completed Works to Operation and Maintenance Parties (in PDF format, 732k)
DSD Practice Note No. 2/2008 Guidance Notes on Night Work by Contractors (in PDF format, 439k)
DSD Practice Note No. 1/2008 Design Guidelines for Multi-part Covers (in PDF format, 747k)
DSD Practice Note No. 1/2007 Safety Supervision of Work in Confined Space (in PDF format, 4417k)
DSD Practice Note No. 1/2005 Guidelines on Enviornmental Considerations for River Channel Design (in PDF format, 6156k)
DSD Practice Note No. 1/2004 Design Rainfall Depth for Temporary Works within the Dry Season (in PDF format, 298k)
DSD Practice Note No. 3/2003 Design Considerations for Open Channels Accommodating Supercritical Flows (in PDF format, 244k)
DSD Practice Note No. 2/2003 Dry Weather Flow Interception (in PDF format, 951k)
DSD Practice Note No. 1/2003 (Version No. 2) Design of Stormwater Inlets (in PDF format, 1575k)
DSD Practice Note No. 2/2002 Definition of Flooding and Classification of Flooding Blackspots (in PDF format, 126k)
DSD Practice Note No. 1/2002 Safety of Operation of Excavators (in PDF format, 221k)
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