Why this course?

Description

Course: Quantity Surveying and Costing for Sewage Treatment and Wastewater Plants

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Module 1: Introduction to Quantity Surveying in Sewage Treatment Projects

Submodule 1.1: Overview of Sewage Treatment and Wastewater Plants

• Basics of sewage treatment processes (primary, secondary, tertiary)

• Types of wastewater plants (municipal, industrial, decentralized)

• Importance of cost control in wastewater projects

Submodule 1.2: Role of Quantity Surveyor in Wastewater Plant Projects

• Key responsibilities and deliverables

• Stakeholders involved and collaboration

• Site visits and project familiarization

Submodule 1.3: Understanding Project Documentation

• Study of tender documents, drawings, and specifications

• Bill of Quantities (BOQ) relevance

• Reading process flow diagrams (PFD) and piping & instrumentation diagrams (P&ID)

Submodule 1.4: Key Terminology and Units of Measurement

• Common terms in wastewater engineering and construction

• Units used for measurement (cubic meters, liters, mm, kg, etc.)

• Measurement standards and guidelines applicable

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Module 2: Methodology of Measurement for Sewage Treatment Components

Submodule 2.1: Measurement of Earthworks and Excavation

• Techniques for measuring excavation for tanks, trenches, and pipelines

• Example: Calculating excavation volume for a sedimentation tank (template provided)

Submodule 2.2: Measurement of Concrete and Reinforcement Works

• Measuring foundations, tanks, slabs, and channels

• Reinforcement bar estimation for concrete structures

• Practical example: Calculating concrete volume and steel weight for a sludge digester

Submodule 2.3: Measurement of Pipeworks and Fittings

• Measuring lengths, diameters, and fittings of pipelines

• Example: Estimating quantities for a 500-meter HDPE pipeline installation

Submodule 2.4: Measurement of Mechanical and Electrical Equipment Installation

• Basics of measuring equipment installation works

• Example: Quantifying installation scope for pumps and motors

• Template: Equipment installation checklist and measurement sheet

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Module 3: Preparation of Bill of Quantities (BOQ) for Sewage Treatment Projects

Submodule 3.1: Structure and Format of BOQ for Wastewater Plants

• BOQ headings and breakdown

• Grouping items by civil, mechanical, and electrical works

Submodule 3.2: Writing Descriptions for Sewage Treatment Works

• Clear, unambiguous item descriptions

• Example: Describing "Supply and laying of 400mm dia RCC pipes with fittings"

Submodule 3.3: Common BOQ Items in Sewage Treatment

• Listing typical items with quantities (excavation, concrete, pipes, equipment)

• Template: Standard BOQ sample for a small treatment plant

Submodule 3.4: Cross-Checking and Validation of BOQ

• Methods for checking accuracy and completeness

• Peer review and client validation processes

• Real scenario: Handling discrepancies found during validation

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Module 4: Rate Analysis and Cost Estimation

Submodule 4.1: Basics of Rate Analysis for Sewage Treatment Items

• Components of rate (material, labor, equipment, overheads)

• Sources for rate data (market rates, schedule of rates)

Submodule 4.2: Rate Analysis for Civil Works

• Example: Rate analysis of reinforced concrete for tanks

• Template: Detailed rate analysis sheet with formulas

Submodule 4.3: Rate Analysis for Mechanical and Electrical Works

• Pumps, blowers, piping installation

• Example: Rate build-up for pump installation including labor and accessories

Submodule 4.4: Contingencies, Profit Margins, and Escalation Factors

• Adding contingencies for unforeseen works

• Incorporating profit and escalation

• Real case: Adjusting cost estimates due to material price inflation

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Module 5: Cost Control and Budgeting

Submodule 5.1: Preparing Project Budgets for Sewage Treatment Plants

• Setting baseline budgets from BOQ and rates

• Example: Budget sheet template for a medium-scale plant

Submodule 5.2: Monitoring and Controlling Costs on Site

• Cost tracking tools (manual methods)

• Change order management and impact on costs

Submodule 5.3: Managing Variations and Claims

• Identifying and quantifying variations

• Preparation of variation statements

• Real scenario: Handling a design change in the aeration tank

Submodule 5.4: Reporting and Communication of Cost Information

• Preparing cost reports for clients and management

• Example: Monthly cost status report template

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Module 6: Procurement and Contract Management

Submodule 6.1: Understanding Procurement in Wastewater Projects

• Types of procurement (direct purchase, subcontracting)

• Tendering processes and documentation

Submodule 6.2: Contract Types and Their Cost Implications

• Lump sum, cost-plus, unit rate contracts

• Example: Impact of contract type on cost control

Submodule 6.3: Preparation of Payment Schedules and Interim Valuations

• Measurement of work done for interim payments

• Template: Interim valuation format for civil and mechanical works

Submodule 6.4: Contractual Risk Management

• Identifying risks related to costing

• Mitigation measures in contract clauses

• Real scenario: Managing delay claims due to equipment delivery

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Module 7: Site Measurement and Record Keeping

Submodule 7.1: Methods for On-Site Measurement Verification

• Tools and techniques for measurement checking

• Example: Measurement of installed pipelines using tape and level

Submodule 7.2: Maintaining Measurement Books and Field Records

• Best practices for record keeping

• Sample measurement book entries for excavation and concreting

Submodule 7.3: Reconciling Site Measurements with BOQ

• Handling discrepancies between actual and estimated quantities

• Real case: Quantity reconciliation after unexpected soil conditions

Submodule 7.4: Documentation for Audit and Compliance

• Importance of accurate records for audits

• Template: Site measurement and verification checklist

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Module 8: Valuation and Final Account Preparation

Submodule 8.1: Principles of Work Valuation in Wastewater Projects

• Approaches to valuation (percentage completion, milestone)

• Examples of work valuation during project stages

Submodule 8.2: Preparation of Final Account Statements

• Components of final accounts (original contract, variations, adjustments)

• Template: Final account summary for a wastewater plant

Submodule 8.3: Settlement of Disputes Related to Costs

• Common causes of disputes in cost claims

• Resolution techniques and negotiation tips

Submodule 8.4: Closing Out Financials and Project Handover

• Final payment procedures and documentation

• Real scenario: Final account settlement with client sign-off

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Module 9: Health, Safety, and Environmental Cost Considerations

Submodule 9.1: Incorporating Health & Safety Costs in Estimates

• Safety measures and their cost impact

• Example: Costing for PPE and safety signage

Submodule 9.2: Environmental Compliance and Waste Management Costs

• Estimating costs for waste disposal and treatment

• Example: Costing for sludge removal and disposal

Submodule 9.3: Risk Assessment and Mitigation in Costing

• Identifying environmental and safety risks

• Adding risk contingency costs in estimates

Submodule 9.4: Sustainable Practices and Cost Benefits

• Cost implications of sustainable materials and methods

• Case study: Use of recycled aggregates in treatment plant construction

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Module 10: Case Studies and Practical Templates

Submodule 10.1: Case Study 1: Costing of a Small Municipal Sewage Treatment Plant

• Step-by-step costing walkthrough with real data

• Template: Complete BOQ and rate analysis filled example

Submodule 10.2: Case Study 2: Budgeting and Cost Control in an Industrial Wastewater Plant

• Managing budget deviations and cost overruns

• Template: Cost tracking and variation statement example

Submodule 10.3: Practical Exercise: Preparing a BOQ from Drawings and Specifications

• Students work on sample drawings to prepare BOQ

• Template: BOQ preparation worksheet

Submodule 10.4: Practical Exercise: Rate Analysis and Cost Estimation for Selected Items

• Hands-on rate analysis for pipes, concrete, and equipment installation

• Template: Rate analysis worksheet with formulas