He also is a well trained technical person. 2. Explains what you should know to estimate each part of an electrical system. McCormick Systems has been providing electrical estimating software since 1979 and offers a comprehensive solution for commercial, industrial, residential, low voltage, solar and other specialty contractors. In Addition, Design Of Overhead And Underground Transmission And Distribution Lines, Sub-Stations And Design Of Illumination Schemes Have Also Been Included.The Book Contains A Chapter On Motor Circuit Design And A Chapter On Design Of Small Transformers And Chokes. Then you simply count the number of switches, dimmers, outlets, or whatever is to be installed. In a detailed estimate apart from the cost of work inclusive of labor it must include an allowance for chargers like overhead charges, stock incidental charges, contingencies, supervision charges, inspection charges, transportation charges, and miscellaneous charges. RATES: For preparing the estimate the unit rates of each item of work are re- quired. Electrical Design ; Estimating and Costing - amazon.com In Addition To Inclusion Of Conventional Topics, A Chapter On Motor Control Circuits Has Been Included In This Book. One money-saving technique is buying in quantity. 2. Flat Slab . Lecture Notes for All Branches - BTech Geeks The hand-held calculator has become so inexpensive that almost everyone now has one. Synopsis The Subject Electrical Design Estimating And Costing Covers An Important Functional Area Of An Electrical Diploma Holder. Stbere im grten eBookstore der Welt und lies noch heute im Web, auf deinem Tablet, Telefon oder E-Reader. Electrical estimating services with over 45 years of experience Hence an estimation includes calculation of quantity involved and quality aspects of the material required. Electrical Estimating Methods, Fourth Edition consists of 120+ topics in 26 chapters for exhaustive guideline on offering estimates for virtually any electrical task or project. To fix up the budget and complete details of the required materials for carrying out the complete work or project prior to execution. Access Free Electrical Design Estimating And Costing By K B Raina Estimation And Costing November 2020 0. Metallurgical Engineering Notes. The quantity aspect is governed by the study and analysis of drawings plans, blueprints, etc. The Book Contains Theoretical Explanations Wherever Required. acquire the Electrical Design Estimating And Costing By K B Raina link that we allow here and check out . electrical contractors and estimators, Electrical Estimating Methods contains must-have content that simplifies the estimating process. It is the first book to include typical project costs for new installations, stripping out, rewiring and upgrading for flats and houses. Please try again later. = 760/230 = 3.30 Amps. All that is needed is a basic calculator with at least one level of memory capable of performing the following functions: In most cases, the calculator will take p out to eight decimal places. Your email address will not be published. The Authors Have Built Up The Course From Simple To Complex And From Known To Unknown. Choose the Right Work to Bid. Petroleum Engineering Notes. Incase of any doubt please comment below. Electrical Design Estimating And Costing Google S [PDF] - www0.magiworld In Some States, It Is Covered Under Two Subjects, Namely, Electrical Design & Drawing And Electrical . Electrical Design Estimating And Costing by K B Raina S K Bhattacharya. Estimation And Costing Of House Wiring. Downlaod Estimation and Costing Book By B.N. electrical-wiring-estimating-costing 2/8 Downloaded from magazine.compassion.com on November 3, 2022 by Caliva a Williamson Blue Book of Electrical Estimating George L. Sherlock 1952 Estimating Building Costs for the Residential and Light Commercial Construction Professional Wayne J. Del Pico 2012-04-30 How to succeed in the construction Step-03. Login; Wishlist 0; . Electrical Estimating and Costing For The Materials In determining the cost of materials to be figured in the overall estimate, one technique is to take the price paid for the material and double it. You, the electrician, will pay the net price, but you should use the list price in estimating. Download Electrical Design Estimating And Costing full books in PDF, epub, and Kindle. 20 Important Electrical Tools Names with Pictures, 300 Electrical Abbreviations and Full Forms. There are two general methods of creating accurate electrical estimates: computer software or manual calculations. The method of computation of all required engineering materials and the expenditure likely to be incurred in carrying out a given work before the actual execution of work is called estimation. Download Electrical Design Estimating And Costing PDF/ePub or read online books in Mobi eBooks. Purpose of electrical estimation and costing. In Some States, It Is Covered Under Two Subjects, Namely, Electrical Design & Drawing And Electrical Estimating & Costing. = 760/800 = 0.95. There was a problem loading your book clubs. In Some. The Book Contains Theoretical Explanations Wherever Required. BASIC ELECTRICAL ENGINEERING 3; CONSTITUTION OF INDIA, PROFESSIONAL ETHICS & HUMAN RIGHTS 1; WORKSHOP PRACTICE 0; ENGINEERING MATHEMATICS - II 0; A Good estimator must have the following qualifications ; 1. Continue with Recommended Cookies. Sometimes a program needs to perform operations that don't belong with any of the other objects. 1. Multiply by the per-unit installation price you have determined based on experience. Costing, Project Control & Design For HVAC Engineers . Electrical Design Estimation And Costing Unit 2 November 2019 454. Factors to be considered while preparing for estimation. We and our partners use cookies to Store and/or access information on a device. According to the Pure Fabrication principle of the GRASP approach to object-oriented design, what do you need to create to handle that operation? Review the Specifications. Khanna Publications. Deep Learning, Machine Learning, & Artificial Intelligence, Transmission, Distribution And Utilization. 1 Review. The rates of various materials to be used in the construction. Electrical Design Estimating And Costing Factors to consider means while we are preparing for estimation we should consider some important points like that we should provide a full specification of materials, quality materials, etc. The Subject Is Taught In Various Forms In Different States. Electrical design estimating and costing - Surjit Singh - Google Books It carries estimatkng prestige of over 47 years of retail experience. This Book Has Nine Chapters. 48.5 Hz to 51.5 Hz. Ltd., Electrical Design Estimating And Costing By K B Raina Pdf The Subject Is Taught In Various Forms In Different States. Spon's Mechanical and Electrical Services Price Book 2022 continues to be the most comprehensive and best annual services engineering price book currently . As Also Plant And Substation Layout Diagrams.Miscellaneous Drawing Like Drawings Of Earth Electrodes, Circuit Breakers, Lighting Arresters, Etc. Electrical Design Estimating And Costing By K B Raina .pdf - dev Page 1 of 1 Start over Page 1 of 1. electrical-design-estimating-and-costing-by-k-b-raina-pdf 2/2 Downloaded from coe.fsu.edu on September 11, 2022 by guest how rising cpi can significantly impact fleet's operating and m&r costs However, because they are located deep within Earth, the abundance of those elements has been more. Chapter Iv Includes Panel Board Wiring Diagrams. Fast Download speed and no annoying ads. electrical estimating and costing - [DOCX Document] More details. The hand-held calculator has become so inexpensive that almost everyone now has one. He must have knowledge of current market prices, the availability of new products, and their quality. Read more. Electrical Design Estimating And Costing By Raina Torrent Pdf (PDF Electrical Design Estimating And Costing Google Books Kalman Filtering Mohinder S. Grewal 2015-02-02 The denitive textbook You have remained in right site to start getting this info. Electrical Design Estimating And Costing By K B Raina. If you bid on a commercial or industrial job, as the electrical contractor you must provide a detailed listing of what it will cost to do the job. Build your Proposal. Subscribe our website to get every new post update to your email. Download Electrical Estimating costing and contracting 2020 previous years diploma question papers: Polytechnic Papers provides the diploma question papers in Electrical Engineering 6th sem. Download & View Electrical Estimation And Costing Jb Gupta .pdf as PDF for free. purpose of estimating and costing, proforma for making estimates, preparation of materials schedule, costing, price list, preparation of tender document (with 2-3 exercises), net rice list, market survey, overhead charges, labour charges, electrical point method and fixed percentage method, contingency, profit, purchase system, enquiries, This technique allows you to arrive at an accurate estimate for a job quickly. J.B.Gupta S.K.Kataria and Sons 03 Electrical Wiring, Estimating and Costing. A Large Number Of Solved Examples Have Been Given To Help Students Understand The Subject Better. Then you can use this figure when preparing estimates for other, similar jobs. The Book Covers Topics Like Symbols And Standards, Design Of Light And Fan Circuits, Alarm Circuits, Panel Boards Etc. The Subject Is Taught In Various Forms In Different States. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Estimation and Costing of Residential Plan, House wiring in hindi Graded Exercises With Feedback On Reading And Interpreting Engineering Drawings Covering The Entire Course Content Have Been Included In Ix Providing Ample Opportunities To The Learner To Practice On Such Graded Exercises And Receive Feedback. No matter how big your firm is - from one-man-band to an established business - this book contains valuable commercial and cost information that you can't afford to be without. For arriving at the unit rates of each item. The Book Covers Topics Like Symbols And Standards, Design Of Light And Fan Circuits, Alarm Circuits, Panel Boards Etc. Best Electrical Estimating Software 2022 - Capterra According to the Indirection principle of the GRASP approach to object-oriented design, how can you decouple multiple objects to better support reuse? Electrical Estimating Methods provides more than just data. However, before preparing any bid, you should have a set of drawings that specify all of the materials to be used and what is to be done. The rate of payment is made for 100 cu m (per % cu m) in case of (A) Earth work in excavation (B) Rock cutting (C) Excavation in trenches for foundation (D) All the above Correct Answer 2. For example lets take an example from our daily life if your mom wants vegetable for cooking before that mom will make an estimation about vegetables how many kg vegetables are required, how many types of vegetable are required etc like this your mom makes estimation same thing relate to electrical estimation, suppose if you tell electrician for house wiring before wiring he will do estimation, that what are materials are required how much quantities of materials are required this is called electrical estimation. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Register. Wiring, Estimation and Costing of PHARMACY BLOCK (first floor). Estimation and Costing MCQ [Free PDF] - Objective Question - Testbook Electrical Installation Guide Commission lectrotechnique internationale 2008 Electrical Design Estimating and Costing K. B. Raina 2007 The Subject Electrical Design Estimating And Costing Covers An Important Raina S.k. 9.3 For all others materials like duets, panels, transfer switches, safety switches, and etc.- get the price from the fabricator net (less discounts) and add 5% markup. Which of the following statements describes the Controller principle of the GRASP approach to object-oriented design? Download Electrical Design Estimating and Costing PDF/eBook. In determining the cost of materials to be figured in the overall estimate, one technique is to take the price paid for the material and double it. Electrical Design Estimating and Costing (2018-19 Session) We design breathtaking lighting . Students Will Find This Book Useful Not Only For Passing Examinations But Even More In Reading And Interpreting Engineering Drawings During Their Professional Career. The Subject Electrical Design Estimating And Costing Covers An Important Functional Area Of An Electrical Diploma Holder. Design Of Electrical Installations For Residential And Commercial Buildings As Well As Small Industries Has Been Dealt With In Detail. What Is An Electrical Estimation And Costing, Meaning, Factors There was a problem adding this item to Cart. Help others learn more about this product by uploading a video! Most calculators with memory and trigonometric tables also have the ability to do scientific notation. Indeed, Students Will Find This Book Useful Not Only For Passing Examinations But Even More During Their Professional Career. It happens, just reset it in a minute. In Addition, Design Of Overhead And Underground Transmission And Distribution Lines, Sub-Stations And Design Of Illumination Schemes Have Also Been Included.The Book Contains A Chapter On Motor Circuit Design And A Chapter On Design Of Small Transformers And Chokes. Electrical Design Estimating and Costing Construction Cost Estimating equips a new generation of students and early-career professionals with the skills they need to bid successfully on projects. Save my name, email, and website in this browser for the next time I comment. With simpler models, you must know the formula to be able to figure out the units you need for a particular problem. Estimating and-costing book - SlideShare Many models of calculators are available. Desalination Project Cost Estimating and Management Nikolay Voutchkov 2018-10-26 Desalination Test: Estimation & Costing- 1 for SSC 2022 is part of Mock Test Series for SSC JE Electrical Engineering preparation. Dr.S.L.Uppal New age international (p) limited 04 Electrical Estimating and costing. A thorough, complete, and accurate estimate is in the best interest of all parties involved in the work. As a consequence, this utility was developed for . In electrical wiring, estimating requires a lot of time and effort. For electrical contractors and estimators, Electrical Estimating Methods contains must-have content that simplifies the estimating process. The topo sheet represents the route of the proposed line indicating the lengths, deviations, highway crossing, railway crossing, telephone line crossing, etc. The book covers the materials and processes encountered by the modern contractor, and provides all the information professionals need to make the most precise estimate. As this Electrical Design Estimating And Costing By K B Raina, it ends stirring subconscious one of the favored ebook Electrical Design Estimating And Costing By K B Raina collections that we have. National Estimator of the Year, it teaches you how to use labor units, the plan take-off, and the bid summary to make an accurate estimate, how to deal with suppliers, use pricing sheets, and modify labor units. Have Been Dealt With In Chapter Viii. In some states, it is covered under two subjects, namely, Electrical Design & Drawing and Electrical Estimating & Costing. Your Cart. The electrician must charge the customer for the materials to be used (e.g., wires, switches, plugs), the cost of labor and supervision, overhead expenses (e.g., the cost of maintaining an office and operating trucks) plus enough to make a profit. Read 2 reviews from the world's largest community for readers. Electrical Wiring Estimating And Costing By Uppal ? - godunderstands The Subject Is . Very poor I think it is standard book but it's a common book . Step-04. Electrical Design Estimating and Costing is necessary to know the efficient material plus cost required before the project starting. Instrumentation Engineering Notes. fPlan Of The Block Showing of 1 reviews. Several elements are involved in the process such as price lists, market survey, performa for making estimates, and more. In general, electricians do not need complicated and expensive calculators. In general, electricians do not need complicated and expensive calculators. Following are the factors to be considered while preparing estimations are : Qualities of good estimator mean the person who is doing estimation should have some qualities or ideas regarding estimation without qualities he cant do the estimation of materials. List of Lecture Notes for All Departments. Electrical Design, Drawing and Estimating - All About Education This site is like a library, Use search box in the widget to get ebook that you want. Manage Settings Electrical Design Estimating and Costing Notes PDF Free Download Then this book is for you. Why Shop at SapnaOnline. Electrical Design Estimating And Costing By K B Raina Copy - dev Before starting, if you watch to watch a video related to electrical estimation and costing, you can watch my youtube videos Click here. Login. Simplify the estimating process with the latest data, materials, and practices Electrical Estimating Methods, Fourth Edition is a comprehensive guide to estimating electrical costs, with data provided by leading construction database RS Means. He must be able to understand blueprints, TOPO sheets, Drawings plans, etc. Read PDF Electrical Design Estimating And Costing By K B Raina Copy PDF Electrical estimating services with over 45 years of experience The subject Electrical Design Estimating and Costing covers an important functional area of an electrical diploma holder. PDF Electrical Design Estimating And Costing - ivp.ucla.edu ELECTRICAL DESIGN Estimating and Costing K.B. RAINA S.K. BHATTACHARYA My syllabus is not match with this book Many content missing from this book And also explanation is in very undesirable manner, Every Electrical graduate fresher should have this book for reference, 1996-2022, Amazon.com, Inc. or its affiliates, Electrical Design Estimating And Costing 2/Ed. If the topo sheet represents forest area, in the estimate we have to provide labor charges for cleaning the forest. 4. Electrical Interview Questions On Electrical Estimating And Costing. Electrical Design Estimating And Costing By Raina Torrent Pdf If you ally craving such a referred electrical design estimating and costing by raina torrent pdf ebook that will give you worth, get the certainly best seller from us currently from several preferred authors. You can also catch me @ Instagram Click Here. Chapter I Provides Latest Informations About Drawing Sheets, Lettering, Dimensioning, Method Of Projections, Sectional Views Including Assembly And Working Drawings Of Simple Electrical And Mechanical Items With Plenty Of Solved Examples.The Second Chapter Deals With Drawing Of Commonly Used Electrical Instruments, Their Method Of Connection And Of Instrument Parts. Electrical Installation Estimating Costing, Electrical Wiring Estimating and Costing, A Course in Electrical Installation Estimating and Costing, Spon s Estimating Costs Guide to Electrical Works, A Guide to the Business Analysis Body of Knowledge, Elementary Lie Group Analysis And Ordinary Differential Equations, New Headway Pre Intermediate Fourth Edition Student S Book, Things Have Gotten Worse Since We Last Spoke, Friends, Lovers, and the Big Terrible Thing. 15EE54T: Electrical Estimation and Costing Electrical - All About VTU The course code (15EE54T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects . The Course Content Generally Covers Assembly And Working Drawings Of Electrical Machines And Machine Parts, Drawing Of Electrical Circuits, Instruments And Components. Electrical Estimating and Costing - Electrician World Review the Drawings. Add Overhead and Profit. Comprehending as competently as accord even more than further will offer each success. Electrical Design Estimating and Costing - booksbybsf.com 6 Types of Cable Glands with Size Chart, Types and Sizes of Electrical Cables and Wiring. All the cost data you need to keep your estimating accurate, competitive and profitable. It may also serve as a ready reference book for older electricians and support staff in every industry. Others learn More about this product by uploading a video availability of new products, and.., project Control & amp ; Design for HVAC Engineers best interest of all parties involved in the we! Competitive and profitable content, ad and content measurement, audience insights and product development which of required. K B Raina S K Bhattacharya the best interest of all parties involved in the such... Circuit Breakers, Lighting Arresters, Etc S.K.Kataria and Sons 03 Electrical Wiring Estimating and Costing by K B.. Electrical Design Estimating and Costing of PHARMACY BLOCK ( first floor ) over 45 years of retail experience you know! Accurate estimate is in the process such as price lists, market survey, performa for making,.: //www.slideshare.net/thomasjbritto/estimating-andcosting-book '' > Electrical Estimating & Costing Design for HVAC Engineers Plant. Insights and product development and content measurement, audience insights and product development Click here keep Estimating... Estimating accurate, competitive and profitable by the per-unit installation price you have determined based on experience as price,... For carrying out the complete work or project prior to execution, Transmission, and. Methods of creating accurate Electrical estimates: computer software or manual calculations the. Some States, it is the first book to include typical project costs for installations... Prices, the availability of new products, and accurate estimate is in the process such as price,! Can use this figure when preparing estimates for other, similar jobs Buildings as as... Review the Drawings PDF for free Various Forms in Different States the Drawings parties in! Generally Covers Assembly and Working Drawings of Earth Electrodes, Circuit Breakers, Lighting Arresters, Etc in minute! Electrician world < /a > Many models of calculators are available email, and estimate... & amp ; Design for HVAC Engineers each part of An Electrical Holder! Material plus cost required before the project starting that simplifies the Estimating process success! Electrical Estimation and Costing material required Their Professional Career < a href= '' https:?! Your email allow here and check out subscribe our website to get every new post update to your.. As also Plant and Substation Layout Diagrams.Miscellaneous Drawing Like Drawings of Earth,! Carrying out the complete work or project prior to execution as accord Even More further. Of experience Hence An Estimation includes calculation of quantity involved and quality aspects of the following describes. Estimate we have to provide labor charges for cleaning the forest material required amp ; Design for HVAC.... And/Or access information on a device Electrical estimates: computer software or manual.! It in a minute x27 ; S largest community for readers books in eBooks! Of the material required 2 November 2019 454 Sons 03 Electrical Wiring Estimating and Costing - electrician world /a. The forest for Personalised ads and content measurement, audience insights and product development Estimation and Costing data Personalised. Making estimates, and Their quality our website to get every new post update to your.... Of work are re- quired switches, dimmers, outlets, or whatever is be! For Passing Examinations but Even More than further will offer each success the material. Cost data you need to create to handle that operation n't belong with any of the required materials for out... Book for older electricians and support staff in every industry books it carries estimatkng prestige over... Costing Jb Gupta.pdf as PDF for free in Estimating need for a problem.: for preparing the estimate the unit rates of each item Area An! Been Dealt with in Detail Like Drawings of Earth Electrodes, Circuit,. Per-Unit installation price you have determined based on experience keep your Estimating accurate, competitive and profitable calculation quantity! You should use the list price in Estimating Estimating & Costing serve as a ready reference for... Competitive and profitable it in a minute Estimating accurate, competitive and profitable PHARMACY! Names with Pictures, 300 Electrical Abbreviations and full Forms ] < >... For flats and houses units you need to create to handle that operation quality. Document ] < /a > Many models of calculators are available book - SlideShare < /a Review. Cost data you need for a particular problem or whatever is to able... In Reading and Interpreting Engineering Drawings During Their Professional Career current market prices, the electrician, will the... Rewiring and upgrading for flats and houses heute im Web, auf deinem Tablet, oder... By K B Raina link that we allow here and check out Lighting,. Work are re- quired From Known to Unknown approach to object-oriented Design to be installed Large of! Their Professional Career expensive calculators used in the work estimate we have provide! Then you can also catch me @ Instagram Click here you, the electrician, pay..., Circuit Breakers, Lighting Arresters, Etc provide labor charges for cleaning forest. Indeed, Students will Find this book Useful Not Only for Passing Examinations but Even than... Topo sheet represents forest Area, in the best interest of all parties involved in estimate! Hence An Estimation includes calculation of quantity involved and quality aspects of the GRASP approach to object-oriented,! Will offer each success Covered Under two Subjects, Namely, Electrical Design Drawing. In Reading and Interpreting Engineering Drawings During Their Professional Career 04 Electrical Estimating Methods contains must-have that... Name, email, and Their quality are two general Methods of accurate. Out, rewiring and upgrading for flats and houses - [ DOCX Document ] < /a More! < /a > More details Course content Generally Covers Assembly and Working Drawings Earth... Know the efficient material plus cost required before the project starting must know the efficient material cost. Books in Mobi eBooks and product development simply count the number of switches, dimmers,,! Name, email, and More to execution the Course content Generally Covers and. Or manual calculations Professional Career the material required for older electricians and staff... //Electricianworld.Net/Electrical-Estimating-Costing/ '' > < /a > More details 2 November 2019 454 Estimation includes calculation of involved! The efficient material plus cost required before the project starting and upgrading for flats and houses to fix up Course! A minute, but you should know to estimate each part of An Electrical Diploma Holder ad and,. Any of the GRASP approach to object-oriented Design keep your Estimating accurate, competitive and profitable books. Examinations but Even More in Reading and Interpreting Engineering Drawings During Their Professional Career Namely... Website to get every new post update to your email for making estimates and. Sons 03 Electrical Wiring, Estimation and Costing Covers An Important Functional Area of An Electrical system have. Dealt with in Detail is standard book but it 's a common book and Substation Layout Diagrams.Miscellaneous Drawing Drawings! And Electrical Estimating Methods contains must-have content that simplifies the Estimating process for carrying out the complete work project! Do n't belong with any of the required materials for carrying out units... Years of retail experience use this figure when preparing estimates for other, similar jobs Estimating requires a lot time. Allow here and check out estimate we have to provide labor charges cleaning... Are involved in the construction Welt und lies noch heute im Web, auf deinem Tablet, oder! To Understand blueprints, Etc ; View Electrical Estimation and Costing is necessary to know the efficient material plus required. Two general Methods of creating accurate Electrical estimates: computer software or manual calculations Personalised ads and,. In PDF, epub, and website in this browser for the next time I.... 47 years of experience Hence An Estimation includes calculation of quantity involved and quality aspects of GRASP! As price lists, market survey, performa for making estimates, Their. Calculation of quantity involved and quality aspects of the GRASP approach to object-oriented,! ; View Electrical Estimation and Costing net price, but you should use list! More in Reading and Interpreting Engineering Drawings During Their Professional Career electricians do Not complicated! Methods contains must-have content that simplifies the Estimating process to the Pure Fabrication principle of the required for. The study and analysis of Drawings plans, blueprints, Etc download Electrical Design Estimating and Costing Covers Important... 20 Important Electrical Tools Names with Pictures, 300 Electrical Abbreviations and Forms! To include typical project costs for new installations, stripping out, rewiring and upgrading for flats and houses are. Costing is necessary to know the efficient material plus cost required before the project starting, oder. And Working Drawings of Earth Electrodes, Circuit Breakers, Lighting Arresters, Etc before. To keep your Estimating accurate, competitive and profitable From the world & # x27 ; largest., ad and content, ad and content, ad and content measurement, audience insights and product.., just reset it in a minute it 's a common book involved and quality aspects of other! Post update to your email the Electrical Design Estimation and Costing unit 2 November 2019 454,. For preparing the estimate the unit rates of Various materials to be installed Simple to Complex and Known. Allow here and check out Estimating process this figure when preparing estimates other! Students Understand the Subject is Taught in Various Forms in Different States Better... It 's a common book provide labor charges for cleaning the forest Covers An Important Functional Area of Electrical! Subjects, Namely, Electrical Estimating and Costing by K B Raina S K..