Awwa c11520 flanged ductile iron pipe with ductile iron or gray iron threaded flanges. Feb 14, 2020 research association now known as the ductile iron pipe research association have studied the underground corrosion of cast iron pipe for many years. Saintgobain pams comprehensive pipeline solutions can withstand all the hazards of. It is a comprehensive summary of data describing the engineering properties of ductile iron. This manual provides clear and concise guidance for the installation of ductile iron pipelines from delivery through to onsite commissioning and is designed to ensure that the performance of ductile iron pipes and fittings is not adversely affected. The youngest but most successful member of a truly ancient family, ductile iron has suffered from an abundance of myths and a lack.
Design of ductile iron pipe ductile iron pipe research association. The primary difference comes in the soil values that are used in those equations. The thickness of ductile iron pipe shall be determined by considering trench load and internal pressure the pressure zone and variances in which the pipe will be used separately in accordance with awwa c150ansi a21. As can be noted from the article and from a comparison with awwa manual h1 asa a21. Awwa m41 ductileiron pipe and fittings engineering360. Ductile iron pipe ductile iron pipe shall be manufactured in accordance with all applicable requirements of awwa c151ansi a21. It is derived by applying an appropriate design factor, df, to the hydrostatic design basis, hdb.
Code ann and 3 the existing march 2015 wssc pipeline design manual shall be considered replaced on, and as of, the date the 2017 pipeline. Pumping station, manual of practice fd4 as published by wef, pvc pipe design manual published by unibell, ductile iron pipe design manual published by dipra, hydraulic institute standards and the recommended standards for wastewater facilities, 1990 ed. Ductile iron pipe is pipe made of ductile cast iron commonly used for potable water transmission and distribution. Hdss high pressure restrained pipe with deflection. Briefly, the design procedure for ductile iron pipe includes. It is not a textbook, but rather a document that provides design guidance through references to appropriate national standards and regulations in iowa. Ductile iron pipe and fittings for water application.
Isp is typically small diameter galvanized pipe with threaded connections. Five types of corrugated metal pipe cmp, are typically used in highway construction. Kubota earthquake resistant ductile iron pipe genex dimensions of pipes, fittings and accessories. The viadux tytonlok system is well known for providing thrust restraint for rubber ring, tyton joint, ductile iron pipelines. Awwa c144 standard specification for aggregate for masonry mortar 5. M41 ductileiron pipe and fittings, third edition american water. Sewer design guide revised may, 2015 city of san diego public utilities department 9192 topaz way san diego, ca 92123 tel 858 2926300 fax 858 2926310.
This technical publication discusses the design basis and important criteria used in the wall thickness design of ductile iron pipe. The title describes both the contents and the objective of this book. City of oceanside water, wastewater, and recycled water and design construction manual oceanside water utilities manual 1. For pump stations constructed outside the united states it may be necessary to source ductile iron piping conforming to international organization for standardization standard iso 2531. A century ago, dedicated american engineers installed iron pipe to create the countrys water systems. The variety of ductile iron pipeline ranges by saintgobain pam includes coatings and joints that are adaptable to various geographical configurations and different types of environment. M41 ductileiron pipe and fittings, third edition pdf.
Iron pipe is specified by internal diameter, type, and pressure class or thickness class. At the time it represented the best available knowledge that could be applied to cast iron pipe design. Awwa c11615 protective fusionbonded coatings for the interior and exterior surfaces of ductile iron and gray iron fittings. Change all ductile iron to be fusion bond epoxy coating. In terms of environmental impact, several studies have compared ductile iron pipe s impact on the environment with that of other pipe materials. Vertical soil pressures p e in ductile iron pipe design. Ductile iron pipe shall conform to the requirements of awwa standard c151 and shall have a cementmortar lining of standard thickness in accordance with awwa c104. Unless otherwise shown on the construction plans, all ductile iron pipe shall be furnished with push on joints in accordance with awwa c111. The range of vinidex linx ductile iron cement lined pipes is supplied with 200gm. If a rigid pipe is overloaded, or if the load is not distributed around the pipe, a rigid pipe will fail by cracking. Ductile iron pipe and fittings saintgobain pam international. Mean pipe diameter d this is the average diameter of the ductile iron pipe. Awwa manual m41ductile iron pipe and fittings is recommended for the design of ductile iron pipe and fittings.
While dipra member companies have different names and locations, they share a common commitment to produce and deliver the finest quality water and wastewater pipe material in the world. Pipeline design manual as a regulation to replace the existing march 2015 pipeline. Similar to rigid concrete pipes, either the narrow or wide trench conditions can be critical. As a result of these studies, a procedure has been developed for determining the need for any special corrosion protection. Apr 19, 2017 2017 pipeline design manual all revisionschanges to this 2017 pipeline design manual is shown with red text. The ductile iron used to manufacture the pipe is characterized by the spheroidal or nodular nature of the graphite within the iron. Installation guide for ductile iron pipe ductile iron pipe research. The manual covers ductile iron pipe and fitting products and certain appurtenances and their application to practical installations, whether of a standard or special nature. Ductile iron pipe inside the pump station should be flanged. Specific requirements associated with each of these linings are contained in master specification 02510 ductile iron pipe within this manual. Design engineers and consultants may use this manual in preparing plans and specifications for new ductile iron pipe projects. Part one water design guidelines section 2 pipe materials and fittings.
Both programs utilize the design equations that were developed by rodger carlson and presented in an article in the ductile iron pipe news spring, 1975 entitled thrust restraint for underground piping systems. Ductile iron pipe in the developed world is normally manufactured exclusively from recycled material including scrap steel and recycled iron. Pipe materials ductile iron pipe the pipe and fittings shall be suitable for a minimum working pressure of 300psi, ansi c151a21. Design for bending stress due to external loads earth load plus truck loads. The purpose of this pump station design manual is to outline the design process and minimum. The design equations and relationships are wellestablished in the literature, and they can be employed in concert with the distinct. Ductile iron pipe cast iron pipe ductile iron pipe cast iron pipe ductile iron pipe cast iron pipe ductile iron pipe cast iron pipe ductile iron pipe cast iron pipe ductile iron pipe cast iron pipe pipe material 6. Design for internal pressures static pressure plus surge pressure allowance. It is advisable in all cases to design the water supply and distribution systems taking.
Saintgobain pams comprehensive pipeline solutions can withstand all the hazards of transport, handling, installation and operation. Whereas ductile iron pipe should be fitted with mechanical. Mcdonald 4845a, 4846a, 4855a, 4856a series cascade cns2 style dresser291 series per spec. Pushon joints the most popular, quickest, and easiesttoassemble joint for ductile iron pipe and fittings in underground applications is the pushon joint. There is a much wider variety of joints available for ductile iron pipe than any other piping material, providing greater fle xibility and versatility in pipeline design and installation. The design equations in this handbook have proven useful in a wide variety of applications since 1982. Vinidex now offers a range of ductile iron pipe that boasts superior strength, high performance and a long lifespan. This procedure uses a point system to evaluate five soil characteristics.
This manual took into account the combined effect of trench loads, internal pressure, waterhammer, laying conditions and corrosion, all with a builtin factor of safety. Pump, pipeline transport, pipe fluid conveyance, road. Design of pe piping systems 155 chapter 6 design of pe piping systems introduction design of a pe piping system is essentially no different than the design undertaken with any ductile and flexible piping material. The conservative and comprehensive nature of the standards for ductile iron pipe, covering topics such as manufacturing, design, joints, fittings, and installation. Head losses have been calculated for ductile iron pipelines with a c. This procedure results in the total calculated design thickness, from which the appropriate pressure class is chosen. The manual describes ductileiron pipe and fitting products, appurtenances, and their application to practical installations, whether of a standard or special nature.
Change standard exterior coating of ductile iron pipe to zinc coating. Saintgobain pam leader of comprehensive ductile iron pipe and fittings for water and sewage networks. Ductile iron data for design engineers revised edition. The soil parameters presented include the results of an extensive study of the actual frictional performance of soils on ductile iron, ductile iron encased with polyethylene, and pvc pipe. Unless specifically approved by hrsd, all ductile iron pipe and ductile or cast iron fittings used for force main shall be lined. This strong, safe, and reliable product has stood the test of time. Typically, the pipe is manufactured using centrifugal. Wastewater lift station design manual reno, nevada. Mechanical joints should be utilized outside the station. The vertical soil pressures for ductile iron pipes are essentially calculated in the same manner as for rigid and flexible pipes, with the pipe soil stiffness factor determining exactly where between the two values is most appropriate.
Published in 1984, the first edition of thrust restraint design for ductile iron pipepresented suggested design procedures for the restraint of thrust forces in pressurized, buried ductile iron piping systems. April 19, 2017 engineering and construction team item. City of oceanside water, wastewater, and recycled water and design construction manual oceanside water utilities manual. This type of pipe is a direct development of earlier cast iron pipe, which it has superseded. Awwa c151 ductile iron pipe, centrifugally cast, for water or other liquids 6. Awwa c111 rubbergasket joints for ductile iron pressure pipe and fittings 4. April 19, 2017 engineering and construction team item number. Design of pe piping systems 159 the hydrostatic design stress, hds, is the safe longterm circumferential stress that pe pipe can withstand. Iron pipe is specified by internal diameter, type, and pressure class or. Design manual iowa statewide urban design and specifications. Typical values often used for design of ductile iron pipes are around 165,000mpa, and for steel are around 290,000mpa. Over 60 years of field experience has proven its strength, durability and reliability. International spanish metric tyton joint ductile iron pipe international. Glass lining porcelain enamel fusion bonded epoxy 206n fusion bond epoxy 4.
Chilled water design specifications facilities services. The design manual is a direct complement to the sudas standard. Pump station design manual placer county, california. Downloads ductile iron pipes products kubota global site. Since its introduction to australia in the 1950s ductile iron pipe has been recognised as an industry standard for water and wastewater systems. The ironite ductile pipe range is manufactured by jindal saw limited, a leading manufacture of ductile iron pipelines with over 30 years of experience and a. Guidelines installation guide for ductile iron pipe. The method for establishing the hydrostatic design stress for pe pipe is described in chapters 3 and 5. Because of changes in european regulations, chapter 5 pipe design and wall thickness calculation edition 042008 has been revised and replaced by the new. Submit shop drawings in accordance with the standard specifications. Reinforced concrete pipe ductile iron pipe 500 mm 20 in in diameter and smaller reinforced concrete cylinder pipe 3. Second moment of area i the second moment of area of the ductile iron pipe wall or inertia can be determined as per the previous section.
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