Construction

Construction is a discipline.

It is a combination of •Art •ScienceS.W. Nunnally, Construction Methods and Management, 7th Edition, Pearson Education, Inc., 2007.

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Construction Industry

Introduction

Components

1. Design Companies or consulting firms

2. Construction Contractors

3. New construction or renovation

4. Manufacturing and supply of construction materials

5. Equipments and machinery

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Design Companies or consulting firms

Purpose• To design the new structures like Buildings Bridges Highways Airports Canals, Dams Harbours Sea ports etc

• Planning and scheduling of the project

• Supervision of the construction process

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Buildings

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Bridges

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Highways

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Airports

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Canals and Dams

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Harbours and Seaports

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Merits and demerits of construction industry

• High income

• Exciting and dynamic

• Sporadic

• Seasonal

• Competition

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Requirements

• Management skills

• Technical Skills

• Rules and regulations

• Environmental impacts

• Implementation of Information and communication technology

[ RFID tagging, CAD, Internet]

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Construction Contractors

• Definition: Companies and individuals engaged in the business of construction are commonly referred to as construction contractors because they operate under a contract arrangement with the owner.

• S.W. Nunnally, Construction Methods and Management, 7th Edition, Pearson Education, Inc., 2007.

Types of Contractors• Prime contractor or general contractor• Sub-contractor or specialty contractor

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Divisions of the construction Industry

• Horizontal construction or building construction• Public buildings• Private buildings• Residential buildings• Non residential buildings

• Heavy construction• Roads• Airports• Bridges• Dams• Canals

Types of Construction

1. Industrial construction

2. Marine construction

3. Plant construction

4. Utility construction

5. Specialty Construction

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Industrial construction

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Marine construction

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Plant construction

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Utility construction Pipelines

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Utility construction • Transmission lines

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Project development

Requirement of the project

Technical and financial feasibility

Detailed drawings, Specifications, cost estimation

Approval from governing bodies

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Contract Procedure

• Preparation of tender document

• Bid submission

• Preparation of comparative statement

• Bid negotiation

• Contract award

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Contract award

• Specification

• Cost

• Nature of the company

• Financial status of the company

• Reputation of the company

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Methods of construction

• Owner’s construction force• Owner’s management of construction• Construction by general contractor• Construction through turnkey project

management

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Government Rules and Regulations

• Building Codes

• Zoning regulations

• Environmental regulations

• Contract licensing laws