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STORMWATER DETENTION TANK SYSTEMS - PUB Home
Technical Guide for On-site Stormwater Detention Tank Systems 4 2 Detention Tank Systems 2.1 Introduction to Stormwater Detention Tank Systems Detention tanks collect and store stormwater runoff during a storm event, then release it at controlled rates to the downstream drainage system, thereby attenuating peak discharge rates from the site.
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ANNEX A WATER PRICE REVISIONS Domestic Potable Water ...
www.pub.gov.sgANNEX A – WATER PRICE REVISIONS Table 1: Phasing of Increase in Potable Water Prices for Domestic Users Domestic Potable Water Prices (per cubic metre) Current From 1 …
ENV-CBPU-DCCLR NEW SUBMISSION PAGE2 - PUB Home
www.pub.gov.sgConfirmation ENV-CBPU-DCCLR-NEW SUBMISSION Roof gutters (including rain water down pipes and outlets, and roof scupper drains) are banned as an anti-mosquito breeding measure for all new
Indirect Screening for Silt/Debris Control - PUB Home
www.pub.gov.sgIndirect Screening for Silt/Debris Control A non-powered, low maintenance alternative to traditional screening systems. Its unique and non-blocking screen design is capable of deflecting silt / flotsam for
Stipulation of Standards & Requirements for Water …
www.pub.gov.sgPUB – Stipulation of Standards for Water Fittings Updated as at 1 July 2019 Page 5 of 73 2 What is deemed as a compliant water fitting? A water fitting shall be deemed to comply with the stipulated standards if it is tested as
SEWERAGE AND SANITARY WORKS
www.pub.gov.sg2.3.8 Design Guideline for Sewage Treatment Plants 13 2.4 Mechanical & Electrical ... 3.4 Standard Drawings For Sanitary Works 40 PART 4 LIST OF STANDARD DRAWINGS AVAILABLE FOR DOWNLOAD FROM PUB WEBSITE 68 ... sewers to sewage treatment works for treatment before final discharge into the sea.
HANDBOOK ON APPLICATION FOR WATER SUPPLY
www.pub.gov.sgsteady supply of water in the event of interruptions to the water supply. The owner of premises with the highest water fittings not exceeding 125 metres reduced level is allowed to determine the storage capacity required.
CODE OF PRACTICE ON SURFACE WATER DRAINAGE
www.pub.gov.sgThis addendum shall be read in conjunction with the Code of Practice on Surface Water Drainage (Sixth Edition - Dec 2011) and shall form part of the Code of Practice. ... “Rainfall Intensity- Duration- Frequency Curves for Singapore Island” 7 XV Add new Appendix “Appendix 5 Submission Requirements for “As Constructed” Drainage
Public Utilities Board
www.pub.gov.sgWe would like to show you a description here but the site won’t allow us.
Our Drinking Water Quality - Public Utilities Board
www.pub.gov.sgThe drinking water standards set out under the Environmental Public Health (EPH) Regulations were based on the World Health Organisation (WHO) Guidelines for Drinking-water Quality. The table above provides the data of drinking water quality produced by the Waterworks and Desalinated Plants.
CODE OF PRACTICE ON SURFACE WATER DRAINAGE
www.pub.gov.sghighest point, the Bukit Timah Peak at only 165 m above mean sea level. Much of Singapore lies within 15 m of mean sea level and the ground levels of some 30% of Singapore are less than 5 m above mean sea level. This Code of Practice on Surface Water Drainage is issued under Section 32 of the Sewerage and Drainage Act (Chapter 294).
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Table 4.1 New York Stormwater Sizing Criteria1
www.dec.ny.govNew York State Stormwater Management Design Manual . Chapter 4: Unified Stormwater Sizing Criteria . Section 4.1 Introduction . Chapter 4: Unified Stormwater Sizing Criteria . Table 4.1 New York Stormwater Sizing Criteria1 . Water Quality Volume (WQV) Water Qualility
Drainage Below Ground Stormwater Sizing Drains and …
www.vba.vic.gov.auThe allowance for possible stormwater discharges from adjacent properties, 2. Protection of buildings, and 3. The location of stormwater drains in relation to the sanitary drainage system. Example of layout and sizing Figure 2 is from Appendix K of AS/NZS 3500.3 which details a solution to stormwater drainage
Lesson 2-Hydraulics and Hydrology Methods
www.wsdot.wa.gov• WSDOT pipe sizing spreadsheet using Manning’sequation. 5. Hydraulics Manual Policies. 6. We use this software for design and sizing the culvert We use this to develop ... MGSFlood is used for stormwater BMP sizing in western WAonly StormShed3G is used for conveyance design statewide StormShed3G is used for stormwater BMP sizing in eastern ...
Introduction to Stormwater Drainage System Design
www.iowadot.gov• Sizing system components (e.g. intakes, manholes, and pipes). • System layout (schematic) • Computing and reviewing the hydraulic grade line. • Revising and recalculating until a satisfactory stormwater drainage system is achieved. 5. Finalizing design documentation. This involves finalizing documentation for the design files and
Guidelines for the Design and Construction of Stormwater ...
www1.nyc.govAppendix G Variables Used in Sizing of Stormwater Management Systems Appendix H Soil Evaluations for Porous Infiltration Practices Appendix I Permeability Test Procedure Appendix J Acronyms. SCTON 1 INTRODUCT ION Native beds established on the green roof at DPR’s Five
GEORGIA STORMWATER MANAGEMENT MANUAL
documents.atlantaregional.comGEORGIA STORMWATER MANAGEMENT MANUAL Volume 1: Stormwater Policy Guidebook First Edition – August 2001 The development of this …
Chapter 8: Stormwater Management Design Examples
www.dec.ny.govChapter 8: Stormwater Management Design Examples This chapter presents design examples for two hypothetical development sites in the State of New York. The first site, “Stone Hill Estates,” is a residential development near Ithaca. The second is a commercial site in Albany.