Engineering Geophysics

Cover
Half Title
Title
Copyright
Contents
Editors
List of contributors
Preface
Acknowledgments
1 Introduction
2 Scope of work
3 Relationship between geotechnical and geophysical methods
4 Gravimetric method
5 Magnetometry method
6 Direct current resistivity methods
7 Electromagnetic methods
8 Ground penetrating radar
9 Reflection seismic methods
10 Seismic refraction methods
11 Surface wave methods
12 Case: mapping potential unexploded ordnance (UXO)
13 Case: geophysical investigation to delineate landfill
14 Case: 3D GPR in the inner yard at Frederiksborg Castle
15 Case: mapping of utilities when developing at an old coal storage facility
16 Case: near-surface electromagnetic survey to support the design of urban development plans
17 Case: archaeological investigation to identify a Romano-British farmstead using magnetic gradiometry
18 Case: integrated geophysical survey to locate buried structures
19 Case: total field magnetometry to locate buried foundations
20 Case: utility mapping with GPR at Copenhagen Harbour
21 Case: thickness of peat and depth to bedrock for road construction using ground penetrating radar
22 Case: multidisciplinary geophysical investigation for a new railway track in Norway
23 Case: road maintenance and ground frost
24 Case: depth to bedrock detection by integration of airborne EM data with sparse geotechnical drilling data for early phase road alignment
25 Case: delineation of aggregates gravels, sands, and silts using electrical resistivity tomography
26 Case: delineation of material type for use in ready-mix concrete
27 Case: mapping railroad ballast and geology using ground penetrating radar
28 Case: assessing loose soils for tower cable anchors using electrical resistivity
29 Case: delineation of soft soils and bedrock depth using integrated methods
30 Case: high-definition bedrock depth and conditions for urban construction project site evaluation in Switzerland using seismic refraction with combined GRM and tomographic approach
31 Case: paleo-channel investigation for seepage pathway potentials
32 Case: near-surface electromagnetic survey to support the design of climate adaptation in urban development plans
33 Case: geophysical investigation of slope stability using electrical resistivity tomography, seismic refraction, and surface waves
34 Case: integrated geophysical investigation to map a landslip
35 Case: mapping of quick clay risk by electrical resistivity tomography (ERT)
36 Case: quick clay volume delineation based on AEM resistivity, geotechnical soundings, and lab samples
37 Case: depth to bedrock and weak zone detection for tunnel design under water passages
38 Case: 3D model of depth to bedrock for a new train tunnel under the capital of Norway
39 Case: screening for ground risk ahead of tunnel design and construction activities
40 Case: geometrical complex ground model for large industrial construction sites: ultra-high-resolution with shear waves – qualification flow and application
41 Case: identifying weakness zones and geological boundaries across tunnel alignments using airborne electromagnetics
42 Case: delineation of soil type, dam leakage, underground voids, and water flow in tunnels
43 Case: pre-investigations for horizontal directional drilling in Copenhagen
44 Case: mapping depth to bedrock along a planned cable route
45 Case: mapping bedrock profiles for cable landings using seismic refraction and surface waves (MASW)
46 Case: lake bottom investigations with ground penetrating radar (GPR)
47 Case: pre-investigations for pipeline crossing of a stream
48 Case: delineation of palaeokarst features under a proposed tailings facility using ERT, seismic refraction, and micro-gravity
49 Case: the identification of leaks in tailings storage facility impoundment dam walls using ERT and IP
50 Case: groundwater vulnerability assessment for new motorway using ERT
Index