the pipe walls will not have to be designed as strong as for a line load. 6.1 The required length of HDPE pipes in coil for nominal diameter 90 mm and below will be 100 m. 6.2 The standard length of HDPE pipes for nominal diameter 110 mm and above shall be 6m, 9 m and 12m. Saw machine and Cutting of polyethylene pipeline (Single-wall pipes, Corrugate pipes) should be very clean. Use an installation checklist/procedure to ensure 20 mm granular material shall be used as per approved material submittal. Available to Buy or Hire. crossings, sliplining, pipe bursting and other trenchless installation tech-niques . B. Open cut trench excavation consists of excavating a trench for the manual installation of each "stick" or piece of pipe. A. It involves the . Last update Tuesday 29 May 2018 . Bedding and Surround: Bedding material shall be in accordance with the project specification and approved shop drawing. 1. The steps necessary for making a straight cut are: • Place the pipe on level ground. It is even possible to pull several hundred feet or more of HDPE pipe after it has been butt fused together, since you actually have created a section of monolithic pipe. The liner shall be mechanically attached to pipe, concrete, or steel structure as shown in the drawings and according to the liner manufacturer's specification. Stab is limited to 1" min. MDPE Yellow Gas Pipe Specifications Sheet. Scrape pipe and mark insertion depth again 6 1HContes HDPE Contes HDPE H17 BEND 90° - SHORT d 1 Code l 1 r Qty d 1 Code l 1 r Qty 160 S 11 16 91 160 160 10 250 S 11 25 91 290 265 1 200 S 11 20 91 205 200 10 315 S 11 31 91 340 300 1 Butt-weld only BEND 90° - LONG d 1 Code l 1 l 2 r k 1 Qty d 1 Code l 1 l 2 r k 1 Qty 56 S 11 56 92 120 59 56 55 20 110 S 11 11 92 180 113 110 60 20 75 S 11 07 92 140 78 75 60 25 . HDPE Pipe Handling (Initial and Refresher) HYD_FCX2027C & HYD_FCX2024C) HDPE Pipe Fusing (HYD_MTI1002C) HDPE Skills training/assessments . Full text. FIELD CUTTING HDPE pipe should be cut with pipe and tubing cutters designed for plastic pipe. For diameters from 1.25-inches through 3-inches, High Density Polyethylene (HDPE) pipe and fittings shall meet the requirements of AWWA C901. Open cut or direct bury is the traditional and most common method of pipe installation. CUTTING OF HDPE PIPES. Follow proper procedures for measuring and cutting pipe with band saw and/or torch , rolling and grooving single and double random lengths and threading and beveling of pipe with landis machines Hdpe Conduit Pipe Specifications Sheet. Polyethylene Plastic Pipe shall be High Density Polyethylene Pipe (HDPE) and meet applicable requirements of ASTM F14. B. HDPE pipe and fittings will be used in accordance with the material specifications. dure, TR-33 as their foundations. Related keywords : hdpe testing, hdpe pipe testing procedure, hdpe pipe inspection checklist, quality testing and inspection, hdpe water pipe pressure testing, integrity testing and inspection. HDPE pipe is flexible and may be bent in the field to sweep the pipe around curves or follow terrain contours. A Crushing Omission - External Loading. Pipelife produces pipes using a modifiedpressure calibra-tion extrusion line. pipe. Common steps to an open cut installation include: THE THRASHER GROUP, INC • PIPELINE INSTALLATION METHODS • DOUG MANGIN, PE • Planning • Surveying • Engineering CS-S-15 1 9/15/2021 . C. Section 2.13 of this specification further describes requirements for HDPE tubing. Joining & Field Procedures for Pipe 3 . If carpenter or hack saws are used to cut the pipe, special care must be taken to ensure square cut ends and to clean the resultant sawdust from . Follow proper procedures for measuring and cutting pipe with band saw and/or torch,rolling and grooving single and double random lengthsandthreading and beveling of pipe withlandismachines Jointing of HDPE Piping & Fittings Smaller diameter HDPE pipes i.e. B. If the equipment used to cut the pipe, you need a special process . Engineering & Pipe Guidelines: Pipe Pressure Rating and Temperature Guidelines. FUSION EQUIPMENT Fusion Processor with correct leads and/or tips Adequate power supply IMPORTANT NOTE: Pipe preparation and contamination are very important considerations in the Because of its density and double wall construction, kickback is a much higher risk when cutting poly pipe. In the event of a failure, all prior welds shall be tested back to the last test which passed. 7 Section Revisions Section 5.04-B6 Fire Protection Services with a Fire Pump Add "with a 20-psi minimum setpoint." at the end. Butt Fusion - This technique consists of heating the squared ends of two pipes, a pipe and fitting, or two fittings by holding them against a heated plate, removing the plate when the proper melt is ISCO has hundreds of reliable, easy-to-operate McElroy machines for rent, and for sale. Elofit Electrofusion Installation Manual. HDPE Pipe Handling (Initial and Refresher) HYD_FCX2027C & HYD_FCX2024C) HDPE Pipe Fusing (HYD_MTI1002C) HDPE Skills training/assessments . Hdpe Oil and Gas Gathering / Water Transfer Pipe Specifications Sheet. Clean any debris from the pipe. Our firm has a excellent assurance procedure happen to be established for Hdpe Pipe Welding Machine Price, Machine Electrofusion Hdpe , Electrofusion Welding Plastic Pipe . After the pipe is cut, the T fitting and one of the cut ends are placed into the McElroy Pit Bull and fused normally, because the T fitting can be adjusted to the user's needs. Follow proper procedures for set up and maintenance of machines in the Fab Shopfor pipe fabrication. 7455 New Ridge Road., Suite T Hanover, MD 21076-3143 Phone (410) 850-7000 Fax (410) 850-4111. All field cutting of the pipe shall be performed in accordance with the manufacturer's installation instruc- pipe wor K ing tools 2 3. DO NOT join Driscopipe 7000 or 8000 series products using these procedures. To ensure that the pipe is of the highest quality a special process is used. Tack Weld. Document Revision Date . Polyethylene (HDPE) pressure pipe, fittings, and appurtenances as shown on the Drawings and specified in the Contract Documents. Prepare the fittings in place and check the connector in terms of the cleanliness, available of rubbers and fasteners. These tools cut pipes made of materials such as PVC, copper, steel and cast iron. It comes in single blade and an adjustable lever to provide the proper force while cutting. It is known that it appeared for the first time in history in 1898. High Density Polyethylene (HDPE) Lee County Utilities has the option of approving - the use of HDPE up to 12 inches in diameter for water main crossings of roadways, HDPE Pipes >1000mm shall be stored loosely and preferably in a vertical position. Polyethylene Used in Hdpe Pipe Production; It is the most used plastic raw material today. All pipe/cylindrical stock should be off-loaded either by a hydraulic excavator fitted with a vacuum lift, pipe layer or crane fitted with a A. Materials that have been pre-qualified to be joined by this fusion procedure are within the nominal melt index range of UK Manufactured for 30+ Years. HDPE Datalogging (HYD_MTI1003C) Technical Rigging (RIG_FCX1001C) Remedial Training as necessary . The internal core temperature of the fusion during the cooling process—defined as when the two pipe ends come together The ASME B&PV Code, Section IX 2013 publication will have requirements for HDPE pipe welding procedure and performance qualification. or moving pipe when there is a potential for interaction with traffic The procedures may include proper hand signals to be used when hauling, lifting or moving pipe and machinery. 9.7 Connecting to HDPE Pipe (Solid Wall, Ribbed, Steel Reinforced) For connections to HDPE host pipes, see Section 11 Non-Standard Connections That SPU May Approve. Prior to the work, wear safety shoes, gloves and goggles. Electrofusion welding technique shall be applied to the pipe sizes below 4'' (DN 100). and no closer that 1" to bell tangent. The first 494 feet of the HDPE pipes were also installed using cut and cover with 237 feet shored and 257 feet side sloped. Jointing procedure 1. Fusion Welding Instructions: Butt and Socket Fusion Instruction Manual. Standard Copper Tube / Pipe Cutting Procedure. Guaranteed Performance and Support. 2. Ensure the pipe is restrained during and after the fusion cycle. Pipe Loading and Unloading Safety During Construction Activities . Butt fusion creates strong, leak-free HDPE welds when following proper procedures. • Designed for cut grooving HDPE (SDR 7 - SDR 21) pipe • Provides the only grooved joining solution for large diameter HDPE pipe • Faces and cuts parallel grooves into the end of the pipe Certifications/Listings: WaterMark Download publication 10.01 for complete information refuse-to-fuse.com 7 PB-234 REV G Buried HDPE pipes are a composite structure consisting of a plastic tube and the surrounding soil envelope. HDPE embed channel and welding rod shall have the same properties as the liner and be . polyethylene pipe fittings Polyethylene pipes are used in sewage transfer, water supply, fire extinguishing systems, covering cable and gas applications, which will vary depending . The HDPE pipe shall be handled with care to minimize the possibility of it being cut, kinked, gouged, or otherwise damaged. SCOPE This document outlines the procedures for joining polyethylene pipe & fittings by butt fusion. The hot tap procedure involves attaching a branch connection and valve on the outside of an operating pipeline, and then cutting out the pipe-line wall within the branch and removing the wall Loading and Unloading Trucks and Trailers General: 6.3.1. 6. The use of cables or hooks will not be permitted. The uncut part of the pipe can snap . Hdpe Pipes in desired diameters between 20 mm - 1200 mm and in Pn4-Pn32 pressure classes are indispensable for your projects with their high performance and quality. It comes in single blade and an adjustable lever to provide the proper force while cutting. B. The internal core temperature of the fusion during the cooling process—defined as when the two pipe ends come together Preparation: Cut pipe and rough . Hot tapping is an alternative procedure that makes a new pipeline connection while the pipeline remains in service, flowing natural gas under pressure. Getting started; Machine Electrofusion Hdpe; Machine Electrofusion Hdpe - Manufacturers, Factory, Suppliers from China We constantly believe that one's character decides products' high quality, the details decides products' high-quality ,together with the REALISTIC,EFFICIENT AND INNOVATIVE crew spirit for Machine Electrofusion Hdpe, Hdpe Pipe Butt Welding, Polyethylene Welding Machine, Welding . OBJECTIVE. Pipe was specified as SDR 17 for a working pressure of 100 psi and a surge pressure of 150 psi. For diameters from 4-inches through 32-inches, HDPE pipe and fittings shall meet the 7.0 APPEARANCE 7.1 The internal diameter and external surfaces of pipes must smooth, clean and free from PLAS LARGE DIAMETER PLASTIC PIPE CUTTER WILL CUT PVC AND PE PIPE (SOME TIMES USED FOR CUTTING AC PIPE). Flame or arc cutting for carbon steel are allowed providing the cut edge is machined or ground back sufficientl y far to give specified parent material properties at the cut edge with a minimum of 1.5 mm. By using a tube cutter. HDPE Pipe Fittings Adaptable for all piping, these fittings are used on HDPE pipe to change direction, insert a lateral or tee, or simply to cap off an end of a line. Accurately measure, record, and add random pipe length. Pipe splitting uses the same principles as pipe bursting to replace pipes that are not brittle and therefore require cutting such as steel, ductile iron and plastic pipe. 2. The milling pipe and fittings should be welded timely when they are clean. General: HDPE pipe, which does not conform to ASTM D3350, ASTM D 4976, ASTM F667, ASTM F894, ASTM F2306, or ASTM F2562 or to any other requirement specified herein, shall not be approved for storm sewer, culvert, or Pipe cutters use strong, sharp blades and leverage to slice through pipes of various materials. Caution should be used to prevent burns. The Contractor shall cut out a section of pipe with the butt-fusion joint at the center. HDPE pipe and fittings manufacturers have approved PPI's Generic Joining Procedures in an attempt to standardize the joining procedures of HDPE. For diameters from 4-inches through 32-inches, HDPE pipe and fittings shall meet the 3.06 VISUAL INSPECTION . Heater plates can reach temperatures in excess of 400°F. The backfill load is normally well distributed over the top of the pipe. 1 1/2" wall thickness PE - up to 18" pipe, 1" wall thickness PE - up to 28" pipe. 6.3. . All materials intended for installation shall be stored on suitable supports (timber, sandbags, pallets, etc.). Other tools, hand saws, etc. Scope of works . However, proper pipe support must be constructed on the bottom of the pipe to distribute the load. Sections of the HDPE pipe damaged, cut, or gouged shall be repaired by cutting out the section of damaged pipe and rejoining. F. Click the following link for more information about our hot tapping, hottap, wettap, pressure tap services. Cutting. Designed with stainless steel retaining rings for plain end HDPE pipe (SDR 7 - 21) All wear parts can be replaced in-line without removing the valve from the pipeline . For this reason, make sure you get a trainer with poly chainsaw experience. PIPE RESTRAINT EQUIPMENT 3. • Tack weld made at Field Top which serves as hinge. 2. All fittings have electrofusion nipples on them, to observe the welding process. Tip # 1: The risk of Kickback is much higher when cutting poly pipe. No material shall be stored directly on the bare ground. Pipes may be cut mechanically by sawing or grinding machine. C. HDPE pipe shall be installed in the trench and shielded from direct sunlight to prevent heating up the HDPE pipe prior to pouring the concrete anchor. Procedures in installation of pipe middle connectors Cut the pipe at the place to be joined to the axis and clean the pipe ends. For now, I would perform an internet search and try to locate information. Installation of Underground HDPE Perforated Pipes. SLIPLINING - TECHNIQUE Slip-lining is perhaps the oldest of all trenchless techniques. There are many From your questions you're looking at this from a steel welding point of view. . procedures require specific tools and equipment for the fusion type and for the sizes of pipe and fittings to be joined. Butt Fusion Welding of HDPE Pipes Work Procedure A pipeline is as good as its weakest point. By following qualified heat fusion procedures, leak-free joints that are as strong as the pipe itself, work to protect our environment and con-serve one of our most precious resources . Prior to the work, wear safety shoes, gloves and goggles. Related installation of underground HDPE perforated pipes shall be done as per approved methodology. Graphics Courtesy AWWA TABLE OF CONTENTS 1.0. These tools easily provide the square cut ends that are necessary to provide satisfac-tory fusion joints. Accordingly it is not only important that quality pipes and components are used in a piping system, but also the methodology used to join the pipes and other components. Cut the pipe square The pipe ends must be cut square to ensure that the heating element in the coupler is completely covered by the pipe or fitting. This will restrict movement during the process and alleviate or eliminate sources of stress and strain until both the fusion and the cooling cycle are completed. For socket fusion, ASTM standard F1056 is referenced. A pipe / tube cutter is best option to make a straight cut for copper pipes. HDPE pipe should be designed to withstand the full internal pressure and overburden weight without any credit given to the existing structure. Page 6 . Linestop Procedures: A. Hottap on the line is previously made, the linestop machine is attached to a temporary valve and the valve is opened. These tools easily and to provide surfaces that are necessary to ensure the HDPE pipe are welded together. 2.3 HDPE PIPE A. General: HDPE pipe, which does not conform to ASTM D3350, ASTM D 4976, ASTM F667, ASTM F894, ASTM F2306, or ASTM F2562 or to any other requirement specified herein, shall not be approved for storm sewer, culvert, or Seaming procedures shall be in accordance with liner manufacturer's specifications. . General Specification for HDPE Liner 1. This section was shored with sheet pile to limit the trench width in a sensitive eelgrass bed. 7.0 APPEARANCE 7.1 The internal diameter and external surfaces of pipes must smooth, clean and free from HDPE PIPE BUTT WELDING PROCEDURES. Saw Saw Machine and Cutting of polyethylene pipeline. For example, in a typical 8" line a velocity change of 5 fps would cause a 51 psi surge in HDPE DR17 pipe, a 87 psi surge in PVC DR18 pipe, and a 262 psi surge in DI Class 350 lined pipe. The worst-case scenario of those three design approaches governs DI pipe wall selection. The flanged steel pipe was constructed using cut and cover from the shoreline to an existing grade depth of -4 feet MLLW. Weld Joint Type: Butt Class: N/A See GWS 1-06 and WFP's for joint details. Cutting method involving heating e.g. F. HDPE pipe will not be employed with directional drilling through rock and . Tip # 2: Use the correct chain cutter profile. SPECIFIC LIMITATIONS FOR PE PIPE ARE AS FOLLOWS: 2" wall thickness PE - up to 14" pipe. The procedures outlined in this document are qualified for use with Uponor Infra's Sclairpipe and Wehogas product lines. - Pipes shall be cut with hand saw with thin cutting edges so the surface will be smooth enough to proceed with. JM Eagle™ is a member of the Plastics Pipe Institute Inc . or moving pipe when there is a potential for interaction with traffic Linestop is hydraulically or mechanically pushed into line to plug the pipe. The HDPE Pipe Model, developed by the PE100+ Association with inputs from many industry experts, includes the most frequently asked questions and answers (Q&A's) of all the elements through the pipe system value chain: design, materials, construction, operation & maintenance, and environmental issues. 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