Ms Pipe Laying Procedure Pdf

) Job Safety Analysis: Job safety analysis (JSA) is a procedure which helps integrate accepted safety and health principles and practices into a particular job. Preparing for Installation. Ductile Iron Pipe Research Association (DIPRA) has pre-pared this guide to assist water utilities, contractors, consult-ing engineers, and others concerned with the installation of Ductile Iron pipe. In most of application a single person is able to operate a device. A procedure is governed by the various policies (rules) governing how the business should operate. 1 6G E6010 open root and E7018 fill and cap pipe welding certification. 1997) In exercise of the powers conferred by clause (xxxiii) of sub-section (2) of Section 242 of the Tamil Nadu Panchayats Act, 1994 (Tamil Nadu Act 21 of 1994), and in supersession of the Tamil Nadu Panchayats Building Rules, 1970, made under the Tamil Nadu Panchayats Act, 1958,. Jacking lengths achievable can be considerably in excess of 1km. Welding, Inspection, Supporting And Testing - Rev D Contents SECTION 1: SPECIFICATION FOR PIPEWORK WELDING INSPECTION AND TESTING GENERAL CLASSIFICATION OF PIPEWORK SYSTEMS AND INSPECTION PROCEDURES CHEMICAL PIPEWORK SYSTEMS AND SPECIFICATIONS Chemical Piping Systems Welding Qualifications Site Utilities Pipework Systems. 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. Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation; ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads - Part 2: Verification by means of limit gauges; ISO 49:1994 Malleable cast iron fittings threaded to ISO 7-1; ISO 228-1:2000. ) 4 6 8 12 16 24 14 17 21 29 37 53 16 20 24 30 37 53 notes: 1. Clarkson University. Listed Competent Person - A person who meets the acceptance criteria as listed in Appendix B and, upon application to Gas Standards Office, is assessed as fully competent to inspect/certify LPG installation, testing and maintenance work. MS pipes are manufactured by the process of Submerged Arc Welding (SAW). Then pipes supports reactions are imposed on pipe. The quantity of flow can be estimated based on the size of your pipes and the capacity of your pump stations. Chapter 6 Irrigation System Design Part 652 Irrigation Guide (210-vi-NEH 652, IG Amend. Each new or transferred. Is a substantial barrier being used for the task? 4. The smallest pipes would receive a (1) and the largest pipes a (5). t = specified pipe wall thickness minus mill tolerance (cm) D = outside diameter (cm) E = quality factor (see ASME B31. This includes all surface, suspended, and above grade applications. Plastics Pipe Institute® Handbook of Polyethylene Pipe "The Plastics Pipe Institute® Handbook of Polyethylene Pipe" is a comprehensive guide to the use of smoothwall HDPE pipe and its applications. The procedure for handling the pipes as described in 5 and for lowering and assembling the pipes underground as described in 8. ) Job Safety Analysis: Job safety analysis (JSA) is a procedure which helps integrate accepted safety and health principles and practices into a particular job. these procedures for primary schools are attached in Appendix 1; and for post primary schools are attached in Appendix 2. *ð Prior to unloading of pipes from trailers, all items shall be inspected for any Visual / transportation damages. pdf Pressure Testing Procedures for Pipe Lines Microsoft Word - Pressure test form. W Pipe, Bell, Ball and Retainer are ductile iron. Allowable working pressures are given in megapascals (MPa). 377, Panchayat Raj (S. While it covers installation procedures, maintenance, and recommended safety precautions, it is. Non-hydrant Areas - Anytime that Engine 23 leaves the public roadway a supply line will be laid. Following the meeting, a visual inspection of the pipe routes will be made. been followed during laying? If necessary the run must be modified. In some cases, installation of the pipe should also be laid with a slight camber to overcome anticipated settlement. The quantity of flow can be estimated based on the size of your pipes and the capacity of your pump stations. The day of the procedure Before the procedure is carried out, you will be asked to sign a consent form. 0 RECORDS/FORMS 6. Backfill Material be in advance of pipe laying only as far as permitted by the Inspector. S lay: This method is used for. Pressure Testing Outside The Trench: • If specified by the engineer, pressure testing may be conducted prior to pipe installation. Louis, Missouri for steel pipe, Mission Clay Pipe of Pittsburg, Kansas for clay jacking pipe, and Hobas Pipe, USA of Houston, Texas for their CCFRPM pipe. APPLICABILITY 1. Total equipment connected to the line and number of fittings Chart one detailed the gas flow rates (cu. Useful Notes on Method Statement for Drainage Works - Civil Engineering 1. For example, Oracle's PL/SQL has more language features and built-in features than Microsoft's T-SQL. other lengths of 14 feet, non-hydrotested pipe is available upon request. Construction of the foundations, columns and ramps can be carried out in normal times. If you're pregnant, body. A brush pulled. Backfill Material be in advance of pipe laying only as far as permitted by the Inspector. Care must be taken to avoid any pipe abrasions. To start with, a trench is excavated along the planned pipeline route. Reel-lay offers a cost effective offshore installation method for high strength steel pipe. 02 RELATED SECTIONS A. metal, there are some procedures of plate fabrication that are fundamentally different, and they are described in this chapter. Particular individuals who contributed to the progress of this study include: Rick Melvin of TT. 1) The pipes are unloaded from the pipe-carrier vessels and stacked on the storage areas on each side of the laybarge. They cover specifications for materials, methods of manufacture, dimensions and quality control procedures. While it covers installation procedures, maintenance, and recommended safety precautions, it is intended only as a guide, and does not replace appropriate. ductile iron, cast iron, etc. In some cases, installation of the pipe should also be laid with a slight camber to overcome anticipated settlement. Spreader bars may be used when multiple support locations are required. been followed during laying? If necessary the run must be modified. 2 Procedure 3. that of the pipe, the flange bore should be specified in ordering. these procedures for primary schools are attached in Appendix 1; and for post primary schools are attached in Appendix 2. e) All changes on pipe laying shall be upon the approval of the General Manager. 3 Iron and steel water pipes will be treated as if they are gas 14. Estimated pipe flows are corrected with iteration until head losses in the clockwise direction and in the counter clockwise direction are equal within each loop. Introduction This technical note covers the generic design and construction considerations and parameters for the laying of pipelines for the Westfield Estate. Particular individuals who contributed to the progress of this study include: Rick Melvin of TT. 1 Shearing and cropping Sections can be cut to length or width by cropping or shearing using hydraulic shears. gap (Gap depends up on thickness) electrodes shall be conform to is 814 814--1991 i. TOTAL all the EQUIVELENT LENGTHS OF PIPE needed for each PIPE FITTING and add to your total of straight length of pipe. Welding, Inspection, Supporting And Testing - Rev D Contents SECTION 1: SPECIFICATION FOR PIPEWORK WELDING INSPECTION AND TESTING GENERAL CLASSIFICATION OF PIPEWORK SYSTEMS AND INSPECTION PROCEDURES CHEMICAL PIPEWORK SYSTEMS AND SPECIFICATIONS Chemical Piping Systems Welding Qualifications Site Utilities Pipework Systems. The steps and requirements for each of the processes are stated along with descriptions. Chapter 4 Design of Sewers 4. All defects shall be corrected and. 2007 First S-lay welding single and dual torch GMAW process for high-fatigue performance - 18-inch carbon steel pipe for BP Greater Plutonio project, Angola. Both mortar coating and lining ensures complete protection from corrosion and other external environmental elements including internal humidity. (1) These guidelines shall apply to an entity which is laying, building, operating or expanding or which proposes to lay, build, operate or expand a city or local natural gas distribution network. Take that pipe size to TABLE 2 and use the table to find all the EQUIVELENT LENGTHS OF PIPE needed for each PIPE FITTING. Pipe work shall be erected on permanent supports designated for the line. Lay barge pipe laying In this method, the pipes will be assembled and welded end to end on the barge and leave at the rear of the barge. It is as simple as that. Navy requires periodic ultrasonic inspection (UT) of many of its piping systems. been followed during laying? If necessary the run must be modified. Cut pipe end square and remove any burrs or sharp edges. Rubber rings/ gaskets for ductile iron pipes and accessories shall be such size and shape of manufacturer’s designs as to provide a pressure tight seal for the life expectancy of the pipeline under specified working, transient and test pressure conditions. Plastics Pipe Institute® Handbook of Polyethylene Pipe "The Plastics Pipe Institute® Handbook of Polyethylene Pipe" is a comprehensive guide to the use of smoothwall HDPE pipe and its applications. 8 kg/m2) up the pipe or conduit. This Method Statement is for laying paving whether it is in the form of paving slabs, brick pavers or stone setts. 1 WORK INCLUDED IN THIS SECTION. Pipe work Erection All pipes shall be inspected before erection to ensure that they are free from loose contamination. ) Reinforced Concrete Pipe (“ASTM C76”, “ASTM C655”, or “AASHTO M170” culvert or storm drain pipe, which can be repaired in the same manner as AWWA C302) 3. 6 - Method used to check the flatness of flooring Negative deviation in flatness: within tolerance Negative deviation in flatness: out of tolerance. The laying of conducting pipes underground, as for water, gas, etc. PIPELINE ACTIVITIES BY V. Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation; ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads - Part 2: Verification by means of limit gauges; ISO 49:1994 Malleable cast iron fittings threaded to ISO 7-1; ISO 228-1:2000. Regarding guidance for laying and jointing of polyethylene pipe, including storage and handling, a reference may be made to IS 7634 ( Part 11 ) : 1975 Code of practice for plastic pipe work for potable water supplies: Part 11 Laying and jointing polyethylene (PE) pipes’. Standard Operation Procedure for Trace Element Analysis of Flue Gas Desulfurization Wastewaters Using ICP-MS Collision/Reaction Cell Procedure 1. Society of the Valve and Fittings Industry (MSS): 4) the Pipe Fabrication Institute (PFI): and 5) the Canadian Standards Association (CSA). PIPELINE ACTIVITIES BY V. Pipe conforms to Fittings conform to Contractor's Material and Test Certificate for Underground Piping PROCEDURE Upon completion of work, inspection and tests shall be made by the contractor’s representative and witnessed by an owner’s re presentative. S lay: This method is used for. These ensure the absolute consistency and performance required to meet ASTM, NSF and UPC standards noted for each product. An introduction describes use and benefits of skill standards. Moreover, due to very smooth surfaces, the pipes are not prone to crust formation on the internal surface, which can have a detrimental effect on the water carrying capacity of the pipe. The person is then obliged to carry out the task. Pipes are laid underground with a cover of 1 meter on the top of the pipe. The general project data includes the project name, the name of the designer, the client, the date, and other such information. ’ This procedure & other NDT procedures are available for free download at www. The long term transmission characteristics of optical fiber depends on the installation procedures used. Backfill Material be in advance of pipe laying only as far as permitted by the Inspector. It is important to note these particular words throughout this manual and how they pertain to the NEBB standards and procedures. Black products and black products with color stripes are suitable for applications where there is long-term, direct exposure to ultraviolet light. provisions must be made for. 1 The major responsibilities of Storehouse are listed below:- Identification of all materials stored. Mark the layout of the irrigation system Figure 1. Laying pipe on the seafloor can pose a number of challenges, especially if the water is deep. The street elevation at the upper manhole is 90. Tenaris provides double jointing services to oil and gas companies in order to reduce delivery and pipe laying times, which represents a large portion of the total CAPEX of an offshore development. with push-on joints (in. Pressure Vacuum Inch mm psi bar in. After completion of the pipe-laying process, the route can be marked with a warning tape. What are those two functions? Clearly the pipe needs to function as a conduit, as the whole idea of a pipe is to move liquid in a controlled manner and direction. Rubber rings/ gaskets for ductile iron pipes and accessories shall be such size and shape of manufacturer's designs as to provide a pressure tight seal for the life expectancy of the pipeline under specified working, transient and test pressure conditions. 6 Connections to ducts 88 3. china@arcelormittal. When using the S-lay installation method, onboard welded pipe joints leave the vessel horizontally and are guided to the seabed over a "stinger" - a structure on the back of the ship that supports the seagoing pipe string to control its bend radius. The smallest pipes would receive a (1) and the largest pipes a (5). Where practicable this file should include such items as:. So it is common practice for the pipeline to be dried after the pressure test before it is put into operation. Joints with ring joints or solid metal gaskets of SOFT IRON. In some applications, e. 04 Furnishing, Delivering And Laying Steel Pipe And Appurtenances V-20 5. New Documents Section 3 – Cable Laying Specification. The long term transmission characteristics of optical fiber depends on the installation procedures used. 1 Agriculture Handbook 590 Ponds—Planning, Design, Construction. Fill & cap, final weld The welding crew follows the pipe gang, completing each. Department: Chemistry & Biochemistry – Chemical Engineering. Chapter 4 Design of Sewers 4. A truss pipe is constructed on concentric ABS cylinders with annular space filled with cement. with push-on joints (in. Dimensions and weights are subject to manufacturing tolerances. 0 AUGUST 11, 2014 REVISION LOG REV. 2 Pipes made out of solid CRA This is a cost intensive way since these materials are expensive and in addition require specific heat treatments after forming and welding, e. 4 Penetration through walls 87 3. laying the pipes by lay barge only as it is applied in Thailand at present. Larger pipes and force mains generally convey more flow than smaller pipes and would receive a higher criticality rating for this criteria. 1 WORK INCLUDED IN THIS SECTION. Rubber gasket materials shall be of EPDM complying with the requirements of MS. b) Pipes and fittings shall not be dropped in any way. Depth Common practice stipulates a minimum cover of 900mm above the crown of. CLW/MS/10/50 ALT No. • Read the vernier scale. Will the pipeline be pushed into place? 6. Pipe stalks with a length up to 6 joints are upended and welded to the seagoing pipe in a near vertical ramp. Preparing for Installation. There are three main ways that subsea pipe is laid -- S-lay, J-lay and tow-in -- and the pipelay. It covers selecting, erecting, and dismantling all types of scaffolds. PIPE LAYING The Inspector must check the following while pipe is being laid: 1. Draw the side elevation and the plan view of the tee-piece. The bell (female) end of each pipe section should face uphill to minimize the changes of leaks at the pipe joints. Plan all work in accordance with its requirements and ensure that the Safety Procedures are regularly examined to establish if improvements or additions need to be made. 10M) Africa projects. 2 should be followed for lifting and laying the pipes on supports or on ground. The following topics discussed in this publication will help improve the producer's. ) Cannot be trapped, shall be installed so as to drain by gravity flow and shall terminate atmospherically not less than 6 inches or more than 24 inches above the finish floor (by indirect connection into a floor drain) or finish grade with an unthreaded end. Then pipes supports reactions are imposed on pipe. Ceramic pipes and fittings shall be rubber ring jointed the drawings and comply with NZS 3302. Data Bolt Templates General Welding Information Conversions Drop Nipple and Tee-Let Installation Pipe Thread Standards GRUVLOK® INSTALLATION AND ASSEMBLY Figures 7000 & 7001 Couplings 1. The Pipe line may be laid on the side of the street where the population is dense. Laying Pipe: All pipe should be laid in accordance with line and/or grades specified by an engineer’s design drawings. welded joints and bends in steel (Sintakote) pipelines; steel fittings, such as bends, branches, manholes and insulating joints; repair of damaged fusion bonded polyethylene (Sintakote) coatings; all uncoated steel pipes The Specification applies to fabrication, construction and maintenance of steel pipelines. 2008/9 First lazy-wave SCR system fabricated by Subsea 7 at its Ubu spoolbase, Brazil, and installed by reel-lay for Shell's BC10 project. ECDA Region – A section or sections of a pipeline that have similar physical characteristics and operating history and in which the same indirect inspection tools are used. System is intended for sacroiliac joint fusion. Laying pipe on the seafloor can pose a number of challenges, especially if the water is deep. What is the procedure for installing. 00 m and the lower manhole is 87. overall procedure for funerals (such as described here), the following are suggested as preparations that can be made at any time and are recommended by the depart-ments who use them. austenitic pipe intended for high temperature and general corrosive service. AWWA STANDARDS (BLUE BOOKS) Heat-Shrinkable Cross-Linked Polyolefin Coatings for the Exterior of Special Sections, Connections, and Fittings for Steel Water Pipelines Steel Pipe C216-00 Cold-Applied Petrolatum Tape and Petroleum Wax Tape Coatings for the Exterior of Special Sections, Connections, and Fittings for Buried or Submerged Steel Water. manufactures Concrete Pipes, Manholes and Gulley Traps as well as Concrete Roof Tiles and Accessories. Aqua for All April 2014 4 1. banditpipeline. Plan all work in accordance with its requirements and ensure that the Safety Procedures are regularly examined to establish if improvements or additions need to be made. austenitic pipe intended for high temperature and general corrosive service. - Sample Safe Work Procedure Templates These templates may be used to develop task specific safe work procedures for the circumstances involved. Pipe and accessories should never be dropped into trench. 02 RELATED SECTIONS A. These guidelines are intende d to standardize design and installation practices of water piping systems on bridges. 2007 First S-lay welding single and dual torch GMAW process for high-fatigue performance - 18-inch carbon steel pipe for BP Greater Plutonio project, Angola. establishing the Quality Management procedures in the execution of construction contracts. establish a procedure for identifying tested pipe. 01 SECTION INCLUDES. quick trench-line excavation to take place, pipe installation to occur, and backfilling of the trench-line to begin immediately after installation. Your personal safety and the proper operation of this machine depend upon the strict observance of these precautions. 1 PTI Field Procedures Manual Published by Post-Tensioning Institute Provides procedures and details for post-tensioned concrete installation. Standard Operating Procedure Sodium Hydroxide This SOP is not complete until it has been signed and dated by the PI and relevant lab personnel. See that Department Policy & Procedures for Excavation, Trenching,. Fill & cap, final weld The welding crew follows the pipe gang, completing each. Welding Procedure Qualification Steps Select, identify the required test specimens Test and evaluate specimens Review test results for compliance with applicable code requirement Release approved procedure for production Qualify individual welders in accordance with this specification Monitor the procedure during production to assure. of the pipe laying operation. 7 Ball Junctions 89. Pipe work Erection All pipes shall be inspected before erection to ensure that they are free from loose contamination. 1 General TXk procedure for trenching as described in 4. Third party inspector witnesses hydrostatic testing of pipes in accordance with the code requirements ensuring that minimum hold times and test pressures are applied to each pipe. Vertical supports are assumed rigid in downward directions. inches S = Total Depth of bedding. Earth moving, laying of floors, interior design and set up; all applications for our laser and optical levels to prove their accuracy, efficiency and easy to use. Lay the pipe on the marked out centre lines and mark the intersection of next bend Put the pipe into the bender so that the arrow lines up with the edge of the curved former, this is where you start forming the second bend. Useful Notes on Method Statement for Drainage Works - Civil Engineering 1. If undamaged it shall be placed in position ready for jointing. If circuits are faulting on HP the first action to be taken should be checking the condenser water inlet filter cartridge for debris. This qualification reflects the role of a skilled operator working in pipe laying in the civil construction industry, who applies a broad range of skills in a varied work context, using some discretion and judgement and relevant theoretical knowledge. Template Pipe Pressure Testing Form. The line and grade of the trench according to the cut sheet. The offered service is performed by our highly qualified professionals using excellent grade tools and advanced technology. Introduction Gravity schemes are water distribution schemes without pumping; only the power of the earth gravity force is used to bring the water from a high entry point to the lower outlets. The purpose of generating this Method Statement is to define the procedure step by step to implement the correct practices for Installation of Domestic water pipe-work (Hot & Cold) through the guidelines contained herein so as to ensure that the job execution complies with the requirements and serves the intended function to satisfactory level. of the pipe laying operation. A semi-circle is drawn for the intersecting pipe on both the side elevation and plan view. FIELD CUttING AND WELDING ProCEDUrE For Tr flEx ® PIPE Bro-042 Reised 04. 7 Ball Junctions 89. Are there any bends in the pipe that are storing significant potential energy? 3. This manual provides systematic and documented procedures for temporary protection, lay-up and mothballing of equipment, systems and plants. After Galvanizing the pipes are sent for threading. Black products and black products with color stripes are suitable for applications where there is long-term, direct exposure to ultraviolet light. Reviewed: DD Month Year Reviewed: 03 February 2017 Hot Work Procedures Many aspects of maintenance and engineering work involve Welding, Burning, Cutting, Grinding and working with Bitumen boilers etc. 0 Issued: 20 July 2010 Next Review: 20 July 2012 Document Number 12. -Place welding machine on level ground, ensure all equipment is correctly tagged, inspect all power tools prior to use, ensure all power leads are hanging from insulated hooks and are not. Date Approved by Dy. • While supporting lengths of pipe evenly, alternate bells for each row of pipe. Demonstrate procedures of backfilling & trench compaction. ULTRASONIC MEASUREMENT OF PIPE THICKNESS Carol A. At first, pipe is modeled and designed in Caesar according to pipe loading with specifying pipe supports places [7]. 1 Excavate around the AC pipe a sufficient distance to ensure adequate tool clearance in the area to be cut. It may be preferable to lay pipes within the carriageway area due to congested utilities in the footpath area. The materials to be used in the process for the disinfection of fittings and swabbing as well as suppliers are outlined in this procedure. 04A Furnishing, Installing And Testing Corrosion Control And/Or Cathodic V-28 Protection System. Subsea 7, in collaboration with Vallourec and Mannesman Tubes, (refer to hereafter as V&M Tubes) has performed a qualification programme for reelable X80 linepipe. 2m below the formation level and 0. doc Form 03 Pressure Test Report - Port. From the lay-down area to the trench site, the pipes shall be transported through trailers. •Have sufficient adhesion to the pipe •Sufficient strength to resist cracking •Have sufficient strength to resist damage due handling and soil stress. Since welding pipe in the 6G position covers all of the pipe welding positions the. Introduction Gravity schemes are water distribution schemes without pumping; only the power of the earth gravity force is used to bring the water from a high entry point to the lower outlets. PamlineTV | Saint-Gobain PAM 14,928 views. Measure the outside circumference of the pipe that runs from the city main to the house. On-boarding plan template is a procedure in which new representatives are acclimatized into the work place and given the devices and information they have to wind up effective at their new job. The Swanky 1,305 views. 23104790 pipeline-laying-proceedure 1. Named pipes support bidirectional communication, communication between non parent-child related processes, and persistence after the process which created them exits. After completion of the pipe-laying process, the route can be marked with a warning tape. For convenience, we have secured permission. For special designs a 3D soil-structure model may be utilized in designing and detailing. These TAB procedural standards have been developed using language defined by “Shall, Should, and May” as it relates to the standards and procedures described in this manual. Vertical supports are assumed rigid in downward directions. Clean the pipe end with a fine brush, lubricate the pipe end by means of a dry clean piece of cloth and sponge. The structural design of all plastic pipe shall be according to AASHTO Standard Specifications for. Types of laying. Laboratory methods should be developed and validated according to scientifically recognized principles. • Measure and lay out angles using leveling equipment. All employees shall be instruct-ed in the safety significance of the lockout procedure by the facility owner/manager. round pipe, an equal length of 12" panel pipe has twice the soil contact area, and will drain a given quantity of water in about 60% of the time (see Figure 1). A fruitful on boarding program really starts amid the enlistment and procuring process. System is intended for sacroiliac joint fusion. ” Assembly of the push-on joint is simple and fast. Before any pipe is lowered into the trench, it shall be cleaned and re-examined for cracks and flaws. overall procedure for funerals (such as described here), the following are suggested as preparations that can be made at any time and are recommended by the depart-ments who use them. 8 Gas Transmission and Distribution Piping Systems API 5L Specification for Line Pipe API 6 D Specification for Pipeline Valves ASME Section V Boiler and Pressure Vessel Code -- Pressure Vessels ASNT-TC-1A Personnel Qualification and Certification in Non-Destructive Testing. Department of Chemical and Biomolecular Engineering. Some steel items may be specially fabricated to fit other pipe diameters i. The casing pipe shall extend to 5 m plus depth of pipe below the natural ground level beyond the toe of slope of embankment subject to minimum of 14m from the centre of outside track. 8(a) and 8(e) provide: A complaint shall contain (1) a short and plain statement of the grounds upon which the court's jurisdiction depends, (2) a short and plain statement of the claim showing that the pleader is entitled to relief, and (3) a demand for judgment for the relief the pleader seeks. When the time between hot water events exceeds one hour, the water in the insulated pipes is likely to cool down back to ambient, minimizing the benefit of pipe. (b) The RCC Hume pipe inner dia-meter shall not be less than 800 mm. these procedures for primary schools are attached in Appendix 1; and for post primary schools are attached in Appendix 2. To start with, a trench is excavated along the planned pipeline route. 1 (a) Where road crossing comes in way of laying power cable, the power cable shall be laid through NP-4 RCC Hume pipes. Illicit Discharge Detection and Tracking Guide. Ductile Iron pipe is centrifugally cast in 18- and 20-foot nominal laying lengths. You will not be allowed to eat for six hours prior to the procedure but clear fluids (e. This manual provides systematic and documented procedures for temporary protection, lay-up and mothballing of equipment, systems and plants. PVC pipe becomes more flexible once joined into a pipe-string. BHANU CHANDERV. 0 GENERAL This specification is applicable to High Density Polyethylene (HDPE) Pipe for water supply systems and shall conform to JKR Standard Specification JKR 202000-0053-99 and MS 1058:2002. PL/SQL in Oracle can also group procedures together into packages, which can’t be done in MS SQL Server. The pipes are dipped in a molten zinc Bath at a temperature of 450o C to get the proper adherent Coating. procedures require specific tools and equipment for the fusion type and for the sizes of pipe and fittings to be joined. External Piping (from outlet of service station to valve). during the process of laying down a section of old pipe just removed from the well, the lower end broke through the slide and became lodged. It is a visco-elastic material parameter that requires adjustments to the hydrostatic test procedure as compared to rigid elastic metallic pipes. This section includes construction of high-density polyethylene pipe for storm drainage culverts including appurtenances normally installed as a part of these systems. When pipe is listed by type, the Contractor may use any pipe material that meets the requirements of that type. Minimum trench width will depend on site conditions and embedment materials. Ductile Iron pipe manufacturers have been successfully welding Ductile Iron pipe for many years and should be consulted on their recommendations for field welding and torch cutting their product. Therefore a good Policy and Procedure Template provides you with a structure that you can use over and over again to ensure a consistent writing style that includes all the fundamentals of a solid well laid out document. Trench widths, when measured at a point 12 inches above the top of the pipe, shall provide a 12-inch maximum clearance on each side, between the outside of the pipe barrel and the face of the excavation, or sheeting if used. • Use a plumb line. Although Ductile Iron pipe is usually furnished with a cement-mortar lining, optional internal linings also are available for a wide range of special applications. Estimated pipe flows are corrected with iteration until head losses in the clockwise direction and in the counter clockwise direction are equal within each loop. Pipe work Erection All pipes shall be inspected before erection to ensure that they are free from loose contamination. ) Torque Range (ft-lbs) 3 ⅝ 45 - 60 4 - 24 ¾ 75 - 90 30 - 36 1 100 - 120 42 - 48 1¼ 120 - 150 Drawing the gland up evenly is important to assure uniform compression on the gasket as well as keeping the pipe centered in the bell. pipe is removed from the core and taken directly to the curing area by crane, where the outer mould is stripped from the pipe. •Have sufficient adhesion to the pipe •Sufficient strength to resist cracking •Have sufficient strength to resist damage due handling and soil stress. Major development occurred in four stages: 1. PIP E AND FoUNDrY Co. Pipeline Operation Qualification Training. Pipes Use rules-based tools to lay out sanitary and storm drainage systems. 24 INSPECTION ON PIPE LAYING Verification of coated pipe on receipt at laying site. design guidelines are proposed for ne w bridge water pipe installations. It lists routine duties and answers questions that arise as duties are performed. The pipes are dipped in a molten zinc Bath at a temperature of 450o C to get the proper adherent Coating. Recommended Testing. 00 m and the lower manhole is 87. Hand lay-up is an open molding method suitable for making a wide variety of composites products from very small to very large. Maximum spare length will equal the sum of the panel’s depth, width, and height. Joints in cyclical service. Pipe bends (90 degree elbow equates to an extra 10 feet of pipe and 45 degree an extra 5 feet) 3. laying job which involve traffic interface, erection of transmission tower at community area etc. Moreover, due to very smooth surfaces, the pipes are not prone to crust formation on the internal surface, which can have a detrimental effect on the water carrying capacity of the pipe. a) Pipes shall not be dragged or pushed over the ground. If undamaged it shall be placed in position ready for jointing. In meter riser use, the tubing should not touch the casing wall and there should not be any fusion joints in tubing operated at temperatures above 100 degrees F. Krishna Swaroop. CMS has fully implemented this policy and has identified these high-cost, device-related procedures as the primary service on a claim. Lay the cable in the middle of the trench. ANSI/AWWA C600-93, § 3. SOME BASIC GUIDELINES FOR LAYING REFRACTORY BRICKWORK OR LINING Certain basic rules exist for the laying installation of refractory bricks or lining. Use a come-along type puller to push the pipe in the coupling of the already installed pipe see figure 8. Pressure Vacuum Inch mm psi bar in. , Core Size, Length x Diameter, Core Pipe. Contractor coordinates the above listed authorities and relevant other parties through the employer and obtains permission for the excavation and pipe laying. The larger the pipe diameter the larger the curve, the rule of thumb for a radius of curvature is 300 times the outside diameter of the pipe! Curved Trenches. The use of composite material pipes, such as fiberglass reinforced mortar pipe (“truss pipe”), is increasing in the construction of force mains. A semi-circle is drawn for the intersecting pipe on both the side elevation and plan view. There are multiple options for coated pipe for every order. The design values of ‘C; for AC pipes, Plastic pipes, CI pipes, and steel lined with cement are 120, 120, 100, and 120, respectively. On each pipe run, the Carrier pipe cut length is equal to the face-to-face distance between Containment fittings. MS-N60-05 Rev 0 1 This method statement outlines the procedure and methodology for the installation of The pipe work shall then be laid to the correct line. Earth moving, laying of floors, interior design and set up; all applications for our laser and optical levels to prove their accuracy, efficiency and easy to use.