Construction Engineering & Management - Vol 1 | 2. Hauling of Earth by Abraham | Learn Smarter
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2. Hauling of Earth

This chapter discusses the various factors influencing the selection of machines and methodologies in construction projects. Key considerations include hauling and placement methods, cost-effectiveness, contract specifications, job site conditions, and specific equipment characteristics tailored to project requirements. The impact of climatic conditions and working space limitations on machine efficiency and project productivity is also emphasized.

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Sections

  • 1

    Hauling Of Earth

    This section discusses the various machines and methods available for hauling earth and placing concrete, emphasizing the importance of productivity and economics in their selection.

  • 1.1

    Hauling Machines Overview

    This section provides an overview of various hauling machines used in construction, emphasizing their efficiency, operational requirements, and economic considerations.

  • 1.2

    Truck Vs Scraper For Hauling

    This section explores the various hauling options for earthwork, comparing the use of trucks and scrapers, while discussing their economic considerations and project requirements.

  • 1.3

    Short Distance Hauling Equipment

    This section discusses the various types of equipment used for short distance hauling and factors influencing the selection of this equipment.

  • 1.4

    Economics Of Hauling Options

    This section discusses the various hauling options for construction projects and the associated economic implications, highlighting factors influencing equipment selection.

  • 2

    Concrete Placement Methods

    This section explains various methods for concrete placement, discussing equipment considerations based on distance, height, job conditions, and economic factors.

  • 2.1

    Transporting Concrete To Formwork

    This section discusses various methods and equipment for transporting concrete from mixers to formwork, emphasizing cost-effectiveness and site conditions.

  • 2.2

    Methods Of Placing Concrete

    This section outlines various methods for effectively placing concrete at construction sites, focusing on equipment selection based on job requirements, site conditions, and contract specifications.

  • 2.3

    Factors Governing Placement Method

    This section discusses the various factors influencing the choice of machines for hauling and concrete placement in construction projects.

  • 3

    Contract Specification Guidelines

    This section explains the importance of contract specification guidelines in the selection of construction machinery and methods.

  • 3.1

    Guidelines From Contract Documents

    This section discusses the essential guidelines from contract documents for equipment selection in construction projects, emphasizing job requirements, economical options, and specific project conditions.

  • 3.2

    Methodology For Machine Selection

    This section discusses the critical factors influencing the selection of machinery for construction projects, focusing on cost, project specifications, and job site conditions.

  • 4

    Conditions At Job Site

    This section delves into how job site conditions influence the selection of machinery and methods used in construction, particularly focusing on economics, specifications, and environmental factors.

  • 4.1

    Underfoot Conditions

    This section explores the impact of underfoot conditions on the selection of construction equipment, emphasizing the significance of terrain type, machine capabilities, and project economics.

  • 4.2

    Rolling Resistance

    Rolling resistance significantly influences the efficiency and selection of construction machinery on various terrains.

  • 4.3

    Maintaining Haul Roads

    This section discusses the importance of maintaining haul roads in construction projects and includes various methods of material transport as well as factors affecting machine selection.

  • 4.4

    Effect Of Steepness Of Grade

    This section discusses the importance of grade steepness in selecting suitable machinery for construction, emphasizing the need for more horsepower in steeper terrains.

  • 4.5

    Tandem Power Machines

    This section discusses the various factors that influence the selection of machines for earth hauling and concrete placement, highlighting the importance of productivity, economics, job site conditions, and machinery specifications.

  • 4.6

    Performance Chart Usage

    This section discusses the various hauling and concrete placement methods, alongside the factors that influence machine selection based on job site conditions and contract specifications.

  • 5

    Working Space Limitations In Equipment Selection

    This section discusses the importance of evaluating working space limitations when selecting construction equipment and the factors influencing efficient equipment choice.

  • 5.1

    Operating Dimensions Of Equipment

    This section discusses the various dimensions and operational conditions that influence the selection and efficiency of construction equipment.

  • 5.2

    Crane Selection In Congested Sites

    This section addresses the factors influencing the selection of cranes in congested job sites, emphasizing economic analysis, machine specifications, site conditions, and logistical considerations.

  • 5.3

    Pumping Method Vs Crane

    This section discusses various methods for hauling earth and placing concrete, comparing the productivity and cost implications of different equipment options.

  • 6

    Job Site Location And Climatic Conditions

    This section discusses how job site location and climatic conditions influence equipment selection and operational efficiency in construction projects.

  • 6.1

    Altitude Effects On Machine Performance

    This section discusses how altitude and environmental factors affect the performance of machinery, especially in construction.

  • 6.2

    Climatic Condition Influences

    This section discusses how different climatic conditions, job site locations, and machine selection criteria influence the performance and efficiency of construction machinery.

  • 6.3

    High Temperature Effects On Equipment

    This section discusses how high temperatures impact construction equipment performance, addressing various factors such as altitude, climatic conditions, and equipment specifications.

  • 6.4

    Low Temperature Equipment Considerations

    This section discusses the vital factors affecting equipment selection and operation in low-temperature conditions.

  • 6.5

    Temperature Management For Concrete And Asphalt

    This section discusses the importance of temperature management in concrete and asphalt, involving various methods of machine selection and consideration of job site conditions.

References

1 b.pdf

Class Notes

Memorization

What we have learnt

  • Economics and productivity ...
  • Job site conditions such as...
  • Operational guidelines in c...

Final Test

Revision Tests