Singapore — engineering calculators and technical resources
Calculators and technical references for practice in Singapore, including the PUB ABC Waters design suite and Singapore National Annex Eurocode calculators.
PUB ABC Waters design suite
Catchment analysis, bioretention basin, vegetated swale, bioretention swale and stormwater detention, with calculation reports. Status: under technical review — not yet validated against PUB's official calculation template.
Open the ABC Waters suiteProfessional categories
Civil Engineering0 calculators · 12 resources
Structural Engineering1 calculators · 0 resources
Geotechnical Engineering0 calculators · 0 resources
Drainage and Environmental Engineering0 calculators · 10 resources
Mechanical Engineering0 calculators · 0 resources
Electrical Engineering0 calculators · 0 resources
Architecture and Building0 calculators · 0 resources
Construction and Quantity Surveying1 calculators · 0 resources
Accounting and Taxation0 calculators · 0 resources
Finance and Investment0 calculators · 0 resources
Property and Real Estate0 calculators · 0 resources
Mathematics and General Calculations1 calculators · 0 resources
Technical resources
- Sewerage and Drainage (Surface Water Drainage) Regulations
- Sewerage and Drainage Act 1999
- Code of Practice on Coastal Protection (First Edition, June 2026)
- Code of Practice on Sewerage and Sanitary Works (3rd Edition, March 2025)
- Code of Practice on Surface Water Drainage (7th Edition, Dec 2018, with Addendum No. 3, Apr 2025)
- Guidance Notes for Rainwater Harvesting Systems (Revision 3, October 2025)
- PUB Circular: Addendum No. 3 to the Code of Practice on Surface Water Drainage (16 April 2025)
- ABC Waters Design Guidelines
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