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Construction Dewatering and Groundwater Control New Methods and Applications

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ISBN-10: 0471479438

ISBN-13: 9780471479437

Edition: 3rd 2007 (Revised)

Authors: J. Patrick Powers, Paul C. Schmall, Walter E. Kaeck, Arthur B. Corwin

List price: $218.50
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The most up-to-date guide to construction dewatering and groundwater control In the past dozen years, the methods of analyzing and treating groundwater conditions have vastly improved. The Third Edition of Construction Dewatering and Groundwater Control, reflecting the most current technology and practices, is a timely and much-needed overview of this rapidly changing field. Illustrated with hundreds of new figures and photographs and including numerous detailed case histories, the Third Edition of Construction Dewatering and Groundwater Control is a comprehensive and valuable reference for both students and practicing engineers alike. Drawing on real-world experience, the authors lead the…    
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Book details

List price: $218.50
Edition: 3rd
Copyright year: 2007
Publisher: John Wiley & Sons, Incorporated
Publication date: 5/4/2007
Binding: Hardcover
Pages: 656
Size: 8.75" wide x 11.25" long x 1.30" tall
Weight: 3.740
Language: English

J. Patrick Powers is a consultant with Mueser Rutledge Consulting Engineers in New York, New York. Arthur B. Corwin is President of Moretrench in Rockaway, New Jersey. Paul C. Schmall is Vice President and Chief Engineer of Moretrench. Walter E. Kaeck is a Senior Associate with Mueser Rutledge Consulting Engineers.

Preface to the Third Edition
About the Authors
Groundwater in Construction
Groundwater in the Hydrologic Cycle
Origins of Dewatering
Development of Modern Dewatering Technology
The Geology of Soils
Geologic Time Frame
Formation of Soils
Mineral Composition of Soils
Wind Deposits
Glaciers-The Pleistocene Epoch
Limestone and Coral
Tectonic Movements
Man-made Ground
Soils and Water
Soil Structure
Gradation of Soils
Porosity, Void Ratio, and Water Content
Relative Density, Specific Gravity, and Unit Weight
Capillarity and Unsaturated Flow
Specific Yield and Specific Retention
Hydraulic Conductivity
Plasticity and Cohesion of Silts and Clays
Unified Soil Classification System (ASTM D-2487)
Soil Descriptions
Visual and Manual Classification of Soils
Seepage Forces and Soil Stress
Gravity Drainage of Granular Soils
Drainage of Fine-grained Soils: Pore Pressure Control
Settlement as a Result of Dewatering
Other Side Effects of Dewatering
Hydrology of the Ideal Aquifer
Definition of the Ideal Aquifer
Transmissivity T
Storage Coefficient C[subscript s] and Specific Yield
Pumping from a Confined Aquifer
Recovery Calculations
The Unconfined or Water Table Aquiter
Specific Capacity
Characteristics of Natural Aquifers
Anisotropy: Stratified Soils
Horizontal Variability
Recharge Boundaries: Radius of Influence R[subscript 0]
Barrier Boundaries
Delayed Release from Storage
Dewatering Design Using Analytical Methods
Radial Flow to a Well in a Confined Aquifer
Radial Flow to a Well in a Water Table Aquifer
Radial Flow to a Well in a Mixed Aquifer
Flow to a Drainage Trench from a Line Source
The System as a Well: Equivalent Radius r[subscript s]
Radius of Influence R[subscript 0]
Hydraulic Conductivity K and Transmissivity T
Initial Head H and Final Head h
Partial Penetration
Storage Depletion
Specific Capacity of the Aquifer
Cumulative Drawdown or Superposition
Capacity of the Well Q[subscript w]
Flow Net Analysis and the Method of Fragments
Concentric Dewatering Systems
Vertical Flow
Gravel Tremie
Groundwater Modeling Using Numerical Methods
Models in Dewatering Practice
When to Consider a Numerical Model
Principal Steps in Model Design and Application
The Conceptual Model: Defining the Problem to Be Modeled
Selecting the Program
Introduction to MODFLOW
Prediction and Parametric Analyses
Some Practical Modeling Problems
2-D Model: Well System in a Water Table Aquifer
Calibrating the Model
3-D Model: Partial Penetration
3-D Model: Vertical Flow
3-D Model: Transient Analysis of a Progressive Trench Excavation
Piezometers for Groundwater Measurement and Monitoring
Subsurface Conditions
Ordinary Piezometers and True Piezometers
Piezometer Construction
Verification of Piezometer Performance
Obtaining Data from Piezometers
Pore Pressure Piezometers in Fine-grained Soils
Direct Push Technologies for Piezometer Installation
Pumping Tests
When a Pumping Test Is Advisable
Planning the Pumping Test
Design of the Pumping Well
Piezometer Array
Duration of Drawdown and Recovery
Pumping Rate
Monitoring the Pumping Test
Analysis of Pumping Test Data
Tidal Corrections
Well Loss
Step Drawdown Tests
Testing of Low-yield Wells
Delayed Storage Release: Boulton Analysis
Surface Hydrology
Lakes and Reservoirs
Bays and Ocean Beaches
Disposal of Dewatering Discharge
Water from Existing Structures
Geotechnical Investigation for Dewatering
Investigation Approach and Objectives
Preliminary Studies and Investigations
In Situ Test Methods
Piezometers and Observation Wells
Borehole Seepage Tests for Evaluation of Hydraulic Conductivity
Laboratory Analysis of Samples
Chemical Testing of Groundwater
Geophysical Methods
Pumping Tests
Permanent Effect of Structures on the Groundwater Body
Investigation of the Potential Side Effects of Dewatering
Presentation in the Bidding Documents
Pump Theory
Types of Pumps Used in Dewatering
Total Dynamic Head
Pump Performance Curves
Vacuum Pumps
Air Lift Pumping
Testing of Pumps
Groundwater Chemistry, Bacteriology, and Fouling of Dewatering Systems
Types of Corrosion
Corrosive Groundwater Conditions
Dewatering in Corrosive Groundwater Conditions
Mineral Incrustation
Biological Incrustation
Dewatering Systems and Incrustation
Field Evaluation of Well Fouling
Rehabilitation and Maintenance
Analysis of Groundwater
Contaminated Groundwater
Contaminants Frequently Encountered
Design Options at a Contaminated Site
Estimating Water Quantity to Be Treated
Other Considerations in Treatment Design
Elements of Groundwater Treatment
Recovery of Contaminated Water with Dewatering Techniques
Dynamic Barriers
Wellpoint Systems and Multiphase Contaminants
Health and Safety
Regulating Authorities
Piping Systems
Dewatering Pipe and Fittings
Losses in Discharge Piping
Losses in Wellpoint Header Lines
Losses in Ejector Headers
Water Hammer
Choosing a Method of Groundwater Control
To Pump or Not to Pump
Open Pumping Versus Predrainage
Methods of Predrainage
Methods of Cutoff and Exclusion
Methods in Combination
Sumps, Drains, and Open Pumping
Soil and Water Conditions
Boils and Blows
Construction of Sumps
Ditches and Drains
Gravel Bedding
Slope Stabilization with Sandbags, Gravel, and Geotextiles
Use of Geotextiles
Soldier Piles and Lagging: Standup Time
Longterm Effect of Buried Drains
Leaking Utilities
Battered Wellpoints
Horizontal Wellpoints
Deep Well Systems
Testing During Well Construction
Well Installation and Construction Methods
Wellscreen and Casing
Filter Packs
Development of Wells
Well Construction Details
Pressure Relief Wells, Vacuum Wells
Wells That Pump Sand
Systems of Low-capacity Wells
Wellpoint Systems
Suction Lifts
Single and Multistage Systems
Wellpoint Design
Wellpoint Spacing
Wellpoint Depth
Installation of Wellpoints
Filter Sands
Wellpoint Pumps, Header, and Discharge Piping
Tuning Wellpoint Systems
Air/Water Separation
Automatic Mops
Vertical Wellpoint Pumps
Wellpoints for Stabilization of Fine-grained Soils
Wellpoint Systems for Trench Work
Ejector Systems and Other Methods
Two-pipe and Single-pipe Ejectors
Ejector Pumping Stations
Ejector Efficiency
Design of Nozzles and Venturis
Ejector Risers and Swings
Ejector Headers
Ejector Installation
Ejectors and Groundwater Quality
Ejectors and Soil Stabilization
Drilled Horizontal Wells
Trencher Drains
Groundwater Cutoff Structures
Cutoff Terminology and Efficiency
Steel Sheet Piling
Slurry Trenches
Slurry Diaphragm Walls
Secant Piles
Deep Soil Mixing
Tremie Seals
Grouting Methods
Permeation Grouting
Jet Grouting
Rock Curtain Grouting
Grouting of Structures and Flowpaths
Dewatering and Groundwater Control for Soft Ground Tunneling
Soft Ground Tunneling Methods with Conventional Dewatering
Ground Behavior
Mixed-face Ground Conditions
Dewatering Design for Tunnels
Methods of Tunnel Predrainage
Tunneling Techniques with Built-in Groundwater Control
Compressed Air Tunneling
Dewatering of Access Shafts, Penetrations, and Starter Tunnels
Ground Freezing
General Principles
Freezing Applications
Freezing Methods and Equipment
Ground Freezing and Soils
Effect of Groundwater Movement
Ground Movement Potential as a Result of Artificial Freezing
Artificial Recharge
Recharge Applications
Design Objectives
Potential Problems with Recharge Water and Plugging of Wells
Sources of Recharge Water
Treatment of Recharge Water
Construction of Recharge Systems
Operation and Maintenance of Recharge Systems
Permits for Recharge Operations
Electrical Design for Dewatering Systems
Electrical Motors
Motor Controls
Power Factor
Electric Generators
Switchgear and Distribution Systems
Grounding of Electrical Circuits
Cost of Electrical Energy
Long-term Dewatering Systems
Types of Long-term Systems
Access for Maintenance
Instrumentation and Controls
Dewatering Costs
Format of the Estimate
Basic Cost Data
Installation and Removal
Operation and Maintenance
Specialty Dewatering Subcontractor Quotations
Dewatering Specifications, Allocation of Risk, Dispute Avoidance, and Resolution of Disputes
Performance Specifications
Owner-designed Dewatering Systems
Specified Minimum Systems
Dewatering Submittals
Third-party Damage Caused by Dewatering
Differing Site Conditions
Disputes Review Board