Useful Weblinks

Plasticity tests for fine-grained soils:
https://www.youtube.com/watch?v=qpPxCu6P408 (Fall cone test, wL)
https://www.youtube.com/watch?v=ldgD0fPfKc8 (Casagrande test, wL)
https://www.youtube.com/watch?v=b9HvDB8G90k (Plastic limit test, wP)

These videos demonstrate the procedures behind conducting these tests for assessing the plasticity of fine-grained soils in the laboratory

Particle size distribution:
https://www.youtube.com/watch?v=Qni3q1GBIrc (sieve method)

This video demonstrates the procedure for determining the particle size distribution of a soil.

Useful Weblinks

Permeability testing:
https://www.youtube.com/watch?v=hyhVZd0Femw (Falling head)
https://www.youtube.com/watch?v=CI0O5uhNlXI (Constant head)

These videos demonstrate the procedures behind conducting these tests for assessing the permeability of soils in the laboratory.

Teton dam failure, USA (website):
http://www.geol.ucsb.edu/faculty/sylvester/Teton_Dam/welcome_dam.html

This links to a website containing further information about the Teton dam failure discussed in Section 2.9 and shown in Figure 2.18.

Useful Weblinks

Liquefaction damage, Japan (video):
http://www.youtube.com/watch?v=GviJkVEMfwQ

This video shows observations of damage due to seismic liquefaction during the Japanese earthquake in March 2011.

Useful Weblinks

Oedometer test preparation procedure:
https://www.youtube.com/watch?v=5kuw6-axQIw

This video shows the preparation of an oedometer sample for testing.

Useful Weblinks

Direct shear apparatus sample preparation (video):
https://www.youtube.com/watch?v=a3LrPo1mtYA
https://www.youtube.com/watch?v=L1fWPypBP0g
https://www.youtube.com/watch?v=F6pNFPAqqE0

These videos show the preparation of a reconstituted DSA sample for testing.

Triaxial sample preparations (video):
http://www.youtube.com/watch?v=eiAzJAffbLo (showing radial drainage)
https://www.youtube.com/watch?v=7Hh45k1gqjU (clay samples)
https://www.youtube.com/watch?v=e2SOAW5casw (reconstituted sand samples)

These videos shows the preparation of triaxial samples for testing.  The addition of radial drainage strips is included in the first link, and specific steps for different types of soil are shown in the other two, including preparation of an extruded sand sample and reconstitution of a sand sample.

Rissa landslide, Norway (video):
http://www.youtube.com/watch?v=3q-qfNlEP4A

This video, produced by the Norwegian Geotechnical Institute (NGI), chronicles the events of 1978 when a huge landslide occurred in the sensitive clays at Rissa (discussed in Section 5.6 and shown in Figure 5.27).

Rissa landslide and other quick clay landslides in Norway:
https://www.ngi.no/Tjenester/Fagekspertise/Jordskred-og-leirskred/Kvikkleireskred-i-Norge

Links to information on many historical quick clay landslides with extensive background information, page maintained by the Norwegian Geotechnical Institute.

Useful Weblinks

Desk study resources:
http://www.bgs.ac.uk/services/NGDC/records/home.html

Historical/archived borehole and other geological data may be downloaded from this site to assist in the desk study phase of a ground investigation.

Useful Weblinks

Marchetti Dilatometer Test (DMT):
http://www.marchetti-dmt.it/

This website contains a variety of documentation and published research concerning the Marchetti Dilatometer Test, DMT (a new test that has been added to the 9th Edition).

Useful Weblinks

LimitState:GEO
http://limitstate.com/geo

This commercially-available piece of software performs analysis of bearing capacity using the Discontinuity Layout Optimisation technique (an Upper-bound limit analysis technique, which produces an optimised mechanism). 

ABC-Analysis of Bearing Capacity
http://www2.eng.ox.ac.uk/civil/people/cmm/software

This piece of software performs analysis of bearing capacity using the Method of Characteristics (a Lower-bound limit analysis technique).  A comprehensive user manual may also be downloaded from this page. 

Useful Weblinks

CFA piling (video):
http://www.youtube.com/watch?v=li9S3TPgs7M

This video shows the construction of a CFA pile at an urban site (London, UK), including boring, extraction of spoil and filling with concrete, and placement of the reinforcement cage.

Driven piling – steel tubular (video):
http://www.youtube.com/watch?v=8C_0HmDRIKo
https://www.youtube.com/watch?v=QUZAoUu44Xs

These videos shows the complete installation process of driven steel tubular piles at sites in North America.

Driven piling - square pre-cast reinforced concrete (video):
http://www.youtube.com/watch?v=Q4y_doAD1SM

This video shows the installation of driven precast concrete piles at Shannon International Airport, Republic of Ireland.

Static pile load test failure (video):
http://www.youtube.com/watch?v=14JM2-Yj2bY

This video, from local news in Singapore, shows what can go wrong when performing static load tests with kentledge.

Useful Weblinks

Diaphragm wall construction (video):
http://www.youtube.com/watch?v=jT8KHhfHlEU

This video shows the excavation of diaphragm wall panels under slurry support, within a secant-piled deep excavation at Bologna, Italy.

Steel sheet piling installation (video):
http://www.youtube.com/watch?v=SNkKfJyk_xw

This video shows the installation of a new section of steel sheet piling being installed to extend an existing section of wall.

Active retaining wall collapse:
https://www.youtube.com/watch?v=L5dPgz-VDNM
This video, highlights what can go wrong when designing and constructing retaining walls.

Useful Weblinks

Slope failure:
http://www.youtube.com/watch?v=zl7_OMqOZbo

This dramatic video shows a large landslide in progress in Calabria, Italy,

Working platforms
https://www.youtube.com/watch?v=KkUn90iqG2U

This video demonstrates why it is important to avoid bearing capacity failure in working platform design

Sinkholes:
https://www.youtube.com/watch?v=XXp2C2YvccA

Compilation of sinkhole events from around the World, demonstrating their consequences for buildings and infrastructure.

Compaction related tests:
https://www.youtube.com/watch?v=AP-lvZqLDYM (Proctor test)
https://www.youtube.com/watch?v=gixGdvEDjI4 (MCV test)

These videos demonstrate the procedures behind conducting these tests for assessing the suitability of (material for) compacted earthworks.

Compaction plant (document):
https://www.bomag.com/media/editor/WM9703_0403_rdr.pdf

This links to a product catalogue from BOMAG (a supplier of compaction plant, other suppliers are available) showing images of the various types of compactor and describing their capabilities in detail.