Drainage
Surface water drainage, stormwater quality treatment and peak runoff control in Singapore.
Subcategories
- PUB ABC Waters — Design calculations for ABC Waters design features under the PUB ABC Waters Design Guidelines and Engineering Procedures, and on-site detention for peak runoff control.
Technical resources
- Sewerage and Drainage (Surface Water Drainage) Regulations
- Sewerage and Drainage Act 1999
- Code of Practice on Surface Water Drainage (7th Edition, Dec 2018, with Addendum No. 3, Apr 2025)
- PUB Circular: Addendum No. 3 to the Code of Practice on Surface Water Drainage (16 April 2025)
- Managing Urban Runoff (Drainage Handbook)
- Appendices for Surface Water Drainage
- Chart for Estimated Volume of Online Detention Tank
- Flood-Resilient Developments Guidebook
- On-site Stormwater Detention Tank Systems (Technical Guide)
- Standard Drawings for Surface Water Drainage
Related calculators
2 more calculators in this group are planned or awaiting technical approval. See the full directory.