The criteria for sewage works design serves as a guide for the design of sewage collection, treatment, and reclamation systems. Large onsite sewage systems guidance washington state. It is intended for use by municipal design engineers and consulting engineers. Design criteria for sewage works revised march 1, 2016 state of tennessee department of environment and conservation division of water pollution control.
This design standard applies to all sewage works described in the waterworks and sewage works regulations and shall be used as a companion to the applicable acts, regulations and other provincial publications currently in use or as may be published from time to time. Before the design of sewage treatment works can be initiated, the designer needs to determine the effluent quality criteria that the sewage treatment works will. Criteria for sewage works design orange book guide for the design of sewage collection, treatment, and reclamation systems. Minimum design criteria page 4 3 maximum velocity in distribution pipelines is not to exceed 10 feet per second under peak hour demand conditions. System design, treatment plant design, introduction to transportation engineering. Criteria for sewage works design water quality program. Produce the final design manual for small sewage treatment plants. Public works related training program links american public works association apwa. The clark regional wastewater district design criteria consists of the august 2008 criteria for sewage works design of the state of washington department of ecology orange book chapters c1 sewers and c2 sewage pump stations amended and supplemented as follows amendments to the orange book are italicized, and revisions in the 2010 update are.
Stormwater management manual for the puget sound basin, published by the washington state department of ecology, dated 1992 5. Design guidelines for wastewater treatment systems. The peak design flow shall be determined as recommended in the latest revision of the does criteria for sewage works design orange book. The locations with the highest rating will be the highest priority for reconstruction based on available funding.
The intention is to improve energy efficiency and system sustainability. Our staff has intimate knowledge of the rules and regulations, having coauthored portions of the washington state department of ecologys criteria for sewage works design, the orange book. Statement of design criteria all sanitary sewer facilities shall be designed, at a minimum, in accordance with the most current version of the criteria for sewage works design orange book issued by the washington state department of ecology. Washingtons water quality assessment listing methodology to meet clean water act requirements revised nov. The design guidelines for sewage works were prepared under the guidance of the ontario ministry of the environment sewage technical working group with the assistance of hydromantis, inc.
Washington state department of ecology discharge permits. Sewer system minimum design guidelines olympic view water. Item required for submittal submitted general do not. Design criteria for mechanically cleaned bar screens. Water quality permits guidance washington state department. Building code ibc, uniform plumbing code upc, department of ecology criteria for sewage works design orange book, city of tacoma public works rightofway design manual, city of tacoma surfacestormwater water management manual swmm, and existing interlocal and franchise agreements for municipal sanitary sewer service. The criteria are adopted to encourage consistency in the development of sanitary sewer systems in the city and county of denver. The requirements of these two documents and the location of where those requirements are addressed in this document are presented in table 2. All previous department of public works criteria for sanitary sewer design are hereby superseded. It is recommended that no gravity sewer conveying raw sewage should be less than. Design is to be in conformance with the current version of the wsdot standard specifications for road, bridge, and municipal construction, washington state department of ecology publication criteria for sewage works design doe orange book, and the citys comprehensive wastewater plan. Produce the final design manual for small sewage treatment plants including the comments.
For a number of reasons the book was not updated in a timely manner. Unless otherwise specified herein or in other district documents, the design criteria is based on criteria for sewage works design published by the state of washington. Side sewer and sanitary sewer availability manual january 2016. Criteria for sewage works design orange book ecology, august 2008. Pipeline separation design and installation reference guide version 9 describes required separations between wastewater and potable water infrastructure. Oversaw the washington state department of transportation stormwater program, including approval of the highway runoff manual. The design criteria in these standards are intended for the more conventional. The staff works directly with systems to solve operational, regulatory, administrative and financial. Criteria fo sewage works design orange book criteria for land treatment facilities green book limiting design parameter concept define the design criteria define site management on a daily and yearly basis provide an annual report template how to design a land treatment system site assessment depth to groundwater type of crop. Hydraulics the peak design flow shall be determined as recommended in the latest revision of the washington state department of ecologys criteria for sewage works design orange book.
The criteria set forth in this technical manual are intended to provide guidelines. General sewer plans comprehensive sewer plans feasibility. These design criteria apply to the development, design, and submission of engineering documents for projects that convey or treat wastewater in the state of tennessee as listed in section 1. Lakehaven utility districts standard notes for sewer. The reconstruction locations are determined from a list compiled by the public works department engineering and maintenance services divisions. As of october 1, 2012 the water security agency and saskatchewan ministry of environment share responsibility and authority for the administration of the environmental management and protection act, 2002. Criteriaor sewage works design, commonly referred to as the orange book, and data developed as part of this update effort.
Ecologys criteria for sewage works design cswd, also known as the orange book, provides technical guidance for the design of sewage collection, treatment, and water reclamation systems. Design criteria for estimating sanitary sewer flows is provided in section 2. How does a wastewater facility use land as the final. Standards for sewage works is available from health education service, inc. Permits point source pollution information about wastewater discharge permits, including permit forms and lookup. This manual, formally called the criteria for sewage works design cswd and often referred to as the orange book, serves as a guide for the design of sewage collection, treatment, and water reclamation systems. Moe design guidelines for sewage works 2008 acknowledgements the design guidelines for sewage works were prepared under the guidance of the ontario ministry of the environment sewage technical working group with the assistance of hydromantis, inc.
Need for revision and updating of the existing manual on sewerage and. The existing 4inch vsd force main to the south, which primarily conveys high school and k2 industrial wastewater, does not have additional capacity. Criteria for sewage works design purpose of manual electronically. Provides information regarding sewer systems and sewer lateral connections. Preliminary regulatory analyses for chapter 173224 wac, water quality permit fees. Process design manual for small wastewater works programme. The lift station capacity shall be the peak hour flow rate with its largest pump offline firm. Draft environmental impact statement shortterm modification of total dissolved gas criteria in the snake. We have been informed some current links will not work once this has occurred.
Lifecycle cost analysis lcca is an economic method of project evaluation in which considers all. Code ibc, uniform plumbing code upc, department of ecology criteria for sewage works design orange book, city of tacoma rightof way design manual, city of tacoma stormwater management manual swmm, and existing interlocal and franchise agreements for municipal sanitary sewer service. Below are some useful resources related to public sewer utilities. Feb 07, 2018 criteria for sewage works design orange book department of ecology water quality. The resulting design criteria for future system planning are summarized in table 51. Works design august 2008, also referred to as the orange book. Design criteria for sewage works chapter contents page chapter 1 general engineering requirements 11 chapter 2 sewers and sewage pump stations 21 c hapter 3 laboratory, personnel, maintenance facilities and safety design 31 chapter 4 preliminary and pretreatment facilities 41 chapter 5 clarifiers 51 chapter 6 fixed film reactors 61. Examples of the diverse types of wastewater services include the following.
Spokane county 2014 comprehensive wastewater management plan cwmp 4. Any other disinfection process proposed to the lead agency to meet the performance standard in this chapter must. Criteria for sewage works design orange book, published by the washington state department of ecology, most recent revision august, 2008 4. The department of ecology will be launching a new website in july 2017. Criteria for sewage works design orange book guide for the design of sewage collection, treatment, and reclamation systems last revised 2008. These policy and guidance documents are posted and maintained to enhance public access to information on department programs. Criteria for sewage works design water quality program clean. Criteria for sewage works design orange book revised feb. A list of the revisions with dates is provided below. Washington states criteria for sewage works design orange book. Large onsite sewage system permit between 3,500 and 100,000 gallons per day onsite sewage system permit less than 3,500 gallons per day permit writers manual. Then the design flow for sanitary sewer and partially combined sewers can by calculated by using the following formulae. This analysis shall be compared with the most recent planning information available from district.
All plans and specifications were prepared in accordance with the washington state department of ecology criteria for sewage works design orange book. Introduction design criteria is established to determine the adequacy of the existing system and the requirements of future facilities. Guidelines for sewage works design april 2014 epb 203 note. Building code ibc, uniform plumbing codeupc, department of ecology criteria for sewage works design orange book, city of tacoma public works design manual, city of tacoma surface water management manual swmm, and existing interlocal and franchise agreements for municipal sewer service. Design standards for wastewater treatment works 1988. Criteria for sewage works design orange book access wa. Minimum pipe diameter is 8 inches nominal inside diameter for deadend mains serving hydrants and 6 inches for looped mains or as det ermined by the district based on hydraulic.
Criteria for sewage works design orange book department of ecology water quality. Criteria for individual household systems have been adopted by the new york state department of health and are published under the title waste treatment handbook individual household systems. First of all calculate the average sewage flow on the basis of water consumption and the population at the end of the design period. Criteria for sewage works design, also known as the orange book, contains domestic wastewater treatment design guidance. The following is intended to help an owner, developer, engineer or contractor better understand the process and expectations in preparing, constructing and finalizing a civil construction permit as required for site civil. This book, or portions thereof, may be reproduced without permission from the author if proper credit is given. Over the years, engineering design criteria based on generally accepted good engineering practice in ontario have been developed and the following ministry guidelines were published. Minimum design criteria page 4 1 chapter 4 minimum design criteria.
It provides guidance to municipal wastewater collection and treatment facilities, including engineering report requirements. Criteria for sewage works design orange book guide for the design of sewage collection, treatment, and. In a recent evaluation of this part of the system, the current capacity marginally accommodates the existing use, and could not accept additional flow. Description, the criteria for sewage works design serves as a guide for the design of sewage collection, treatment, and.
Sewage works design standard environment government of. Orange book criteria for sewage works design 2008 edition washington state department. Developed and published by washington state department of ecology. Stormwater management manual for western washington, published by the. Guidelines for the design of sewage treatment works 1980, 1984.