Unit 1 Introduction to Estimation and mode of measurement

6 lecture hours

• Meaning & objectives of estimating & costing. 1.2 Types of Projection adopted in Building Drawing. 1.3 Skills required for a good estimator 1.4 Fundamental component of the drawing 1.5 Standard format of measurement sheet
• abstract sheet and its use 1.6 Purpose
• rules of measurement of various items of civil work
• Mode of measurements for civil works items (As per I.S. 1200)

Unit 2 Detailed Estimation

10 lecture hours

• 2.1 Types of estimates: Preliminary and detail estimates
• approximate methods of costing 2.2 Define: Provisional sum, provisional item
• prime cost
• spot item
• Day Work
• Overhead charges
• water charges
• establishment charges
• contractor’s profit
• Administrative approval
• Technical Sanction (Competent Authority)
• Work charged establishment. 2.3 Methods of computing the quantities- Center line method
• Long wall and short wall method 2.4 Estimate of Septic tank and study of its constructional features
• advantages and disadvantages
• Brick cum RCC type underground water storage tank
• Egg shaped sewer
• Surface Drain
• Aeration Tank
• Canal earthwork

Unit 3 Specification and Rate Analysis 13 40

• Program Name: Engineering Level: Diploma Branch: Environmental Engineering Course / Subject Code : DI03013021 Course / Subject Name : Estimating and Costing in Environmental Engineering 3.1 Definition
• purpose & importance of specifications and its types 3.2 Principles of Design and drafting of specifications 3.3 Specification writing for some useful items like Excavation
• Cement Concrete
• laying of pipes 3.4 Definitions
• purpose & factors affecting the rate analysis. 3.5 Rate analysis of various civil works items like excavation for foundation
• plain cement concrete in foundation
• 1st class brickwork
• cement plaster etc

Unit 4 Tender and Contract

10 lecture hours

• 4.1 Tenders :Classification
• Opening and scrutiny
• Modes of acceptance
• Powers of accepting
• Documents required for inviting tender
• Tender form and notice inviting tender
• Informal and Global tender 4.2 Contract : Types
• Elements of validity
• Methods for execution of work done in P.W.D
• selection of mode of execution Elements of perspective drawing. 4.3 Define Earnest money
• Retention money
• Security deposits and various types of bills. 4.4 Difference between Departmental execution and contract system 4.5 Termination of contract

Unit 5 Valuation

6 lecture hours

• 5.1 Terms of valuation : Cost
• Real estate
• Personal estate 5.2 Valuation- its purpose and methods for property. 5.3 Mortgage
• freehold property
• leasehold property
• Property income
• gross income
• net income
• Depreciation and obsolescence 5.4 Characteristics of good valuer 5.5 Factors affecting the value of a property. 5.6 Sinking fund: its computation and application. 5.7 New aspects to be considered in Valuation-Big Data and valuation
• Blockchain and valuation
• Artificial intelligence and automated valuation