A.S. James Pty. Ltd., Geotechnical Engineers have been carrying out Geotechnical Investigations for a wide range of Commercial, Industrial, Residential, Civic and Developmental Project since 1963 and has always been completely independent of any consulting or contracting organisation. We are a Victorian based company, with an office in South Australia, capable of carrying out all types of Geotechnical Investigations.

We are fully self contained, incorporating engineering staff, three NATA accredited laboratories and field equipment, including drilling rigs, field density nuclear meters and similar. As such, we are fully flexible in our approach to any investigation.

Our work is always carried out in accordance with the following Standards where relevant.

A.S -1726 – Site Investigation Code
A.S -1289 – Methods of Testing Soils for Engineering Purposes
A.S -3798 – Guidelines on Earthworks for Commercial & Residential Developments
A.S -2870 – Residential Slabs & Footings
A.S -2159 – Piling Code
N.E.P.M. – National Environmental Protection Measure – 1999 – As amended in 2013
VIC ROADS – Test Methods – Code of Practice


  • Footings design and construction;
  • Basement (single and multi level) design and construction;
  • Retaining wall / retention system design and construction;
  • Slope stability & risk assessment in landslip prone areas in accordance with AGS Guidelines 2007;
  • Bridge abutment investigations;
  • Distressed structure assessments and remediation;
  • Litigation / Insurance assessments;
  • Working Platform design and construction


  • Pavement design and construction for commercial, industrial and residential developments;
  • Assessment of pavement failure and remediation;
  • Pre-registered with Vic Roads for most pavement design with the exception of major freeways;
  • Design in accordance with Circly software programs;


  • Level 1 supervision provided for large scale earthwork projects;
  • Compaction control testing in accordance with AS1289
  • N.A.T.A Accredited Laboratories in Vic and SA;
  • Footing inspections for geotechnical investigations completed by A.S. James;


  • Geotechnical testing and site classification for residential construction and development in accordance with AS2870 – 2011;


  • Circly pavement design software;
  • Geosolve slope stability software;
  • PLAXIS 2D Finite Element Analysis Software;


Four (4) truck mounted, one (1) trailer mounted and one (1) Dingo Drilling Rig equipped with facilities for N.M.L.C Diamond Core Drilling, Wash Boring and Continuous Flight Auguring. Field test facilities include Standard Penetration, Composite Tube Sampling, In-situ Vane Shear Strength, Dynamic Cone Penetrometer, Benkelman Beam and In-situ Density Determination using Nuclear Density/Moisture Gauge.


Public Liability: $20,000,000

Professional Indemnity: $10,000,000


Industrial / Commercial Structures

Wide variety in Victoria, Tasmania and N.S.W. including A.C.I. Fibreglass, Visyboard, Pilkington, Olex, Rice Mills in the Riverina, extensions at Ford, G.M.H., Nissan and Toyota, A.F.I. Industrial Estates. Dulux, Robert Bosch, Composite Buyers, Mobil, Caltex, B.P. Outlets, Red Rooster, Coles, Myer, Target, Kraft, Bonlac, A.P.M. Containers, Woolworths Lyndhurst, Telecommunication Installations, Barunga Wind Farm Snowtown and Yaloak South Wind Farm, Mount Wallace.

Civic Structures

Frankston Community Centre, City of Whittlesea Municipal Offices, City of Berwick Library, City of Preston Community Complex. City of Doncaster (Aquatic Centre), City of Northcote Community Complex and Pool. City of Morwell – Indoor Sports Stadium, City of Melbourne Community Buildings, Albert Park Sporting Complex and Pool, The Shrine of Remembrance Redevelopment.

Container Handling

Pavement design for heavy wheel loads on many filled sites in Melbourne and Launceston, including Conrail Park, Interport, E.A. Roche, Target, Chalmers Industries.

Multi Storey

Investigation for more than 50 multi level structures in Melbourne CBD and similar number in the St. Kilda and Queens Road area. Commercial Shopping Malls in Frankston, Knoxfield, Geelong, Dandenong, Karingal Hub, Stud Park, T.A.C Geelong and The Royal Children’s Hospital, Melbourne. We have also carried out a number of investigations for mixed use residential / retail / commercial developments with basement construction.


Infra structure investigations at Cleveland and Savage River, Tasmania, Telfer W.A. Koongara N.T. Ballarat Gold Fields, Stawell Gold Mines, Valdora/William Resources Ballarat and Alcoa Anglesea.


A number of Harbour and Jetty investigations throughout Victoria and Tasmania including the Westernport Marina, Paynesville Canal Project, the King Island Marine Board and Port Vincent Marina, San Remo Jetty Phillip Island and City by the Bay, Geelong.


Site Contamination Assessments – Craigieburn, Dandenong, Williamstown Police Complex, Kraft – Strathmerton, Werribee Hospital and numerous industrial sites. Waste Water Treatment and Retention Facilities – Bendigo, Strathmerton, Colac and Melbourne. Melbourne Markets Epping, Environmental Supervision of Dexus Industrial Estate, Truganina and Moorabbin Airports environmental Works.


We are retained by a number of the leading home builders to classify all house sites in relation to relevant regulations. We also provide our service to many small, medium and large independent / private builders, sole traders and/or home owners. Large projects include Harcrest (Stud Road), Ascotchase (Ascot Vale) and Gen Fyansford (Fyansford).


Educational Institutions such as Melbourne, Monash, Latrobe, Deakin University Campuses, Geelong Grammar, Carey Grammar, Scotch College and many State Primary and Secondary Schools.

Slope Control

Soil Nailing (Cabrini Hospital); Slope stability projects in Frankston, Sherbrooke, Portsea, Otways and Flinders. Slope stability and risk assessment for local councils such as the Shire of Yarra Ranges (SOYR), Moreland City Council and Mornington Peninsula Shire where a Schedule to Erosion Management Overlay (EMO) exists. We also carried out detailed risk assessments for the open excavation at Mona, Hobart.

Compaction Control

Earthworks testing and control by various methods including nuclear density gauge. Quality Assurance testing on numerous VicRoads, Melbourne Water and Department of Road Transport (S.A) projects including Calder Freeway, Black Forest, Kyneton Bypass and Diggers Rest Bypass, Western Freeway, Ballarat Bypass, Princes Freeway, Traralgon Bypass, Melbourne Water Werribee Treatment Lagoons, Sturt Highway, Mildura to Renmark and Burra to Morgan Roads, S.A. Also numerous large scale industrial, commercial and environmental developments, including ADI Footscray, Visyboard Coolaroo, Castlemaine, Melton and Smythesdale Landfills.We have also been involved in Commercial Estates by Goodman, C.I.P, Vaughan Constructions and S.C.T.

Slope Stability Analysis and Landslide Risk Assessment

We have been involved in many Slope Stability projects in the Otway Ranges, Dandenong Ranges, Mornington Peninsula Shire and within other local councils. We have provided analytical techniques and solutions to a number of prominent residential developments in areas prone to slope instability. The slope stability is assessed using SLOPE/W software and risk assessments are carried out in accordance with Australian Geo Mechanics Society (AGS) Guidelines 2007.


Tim Holt – B. Eng (Civil) MIEAust CPEng (EC1022)

After graduating, Tim’s career commenced with two years spent in a structural engineering office designing steel and concrete structures. Within that office, he established a small geotechnical arm in 1979 – 1980. This small business was bought by A.S. James Pty Ltd soon after. Through progressive achievement from this point Tim, furthered himself to finally become Managing Director of A.S. James in 1992. Tim is a member of Institution of Engineers Australia (IEAust), College of Civil Engineers, NATA Signatory, Australian Geomechanics Society (AGS) and Australian Drilling Industry Association (ADIA). Tim’s areas of expertise are Foundation Design (Footings, Rafts and Piles), Pavement Design and Assessment, Slope Stability (particularly in Marine Applications), Civil Earthworks including pavements, embankments, structures and subdivisions and Performance of Light Building Structures. He is also an experienced Consultant on Geotechnical issues in Workcover investigations.

Director – Chartered Geotechnical Engineer
Daniel Gunn – AMIEAust CEngA

Daniel is recognised as a Chartered Professional Engineer by Engineers Australia and is on the National Engineering Register. He has completed Diplomas in Resource Management, Engineering Technology & Project Management. Commencing his working life with Thiess Services, Daniel previously trained as a Hydrographer for 7 years.

Since joining A.S. James Pty Ltd in Feb, 2004, he has become the Laboratory Manager of our NATA accredited Ballarat Laboratory. He has been involved in a wide range of engineering projects across Regional Victoria, South Australia and Melbourne, programming and supervising Geotechnical Investigations and designing foundations for commercial, industrial and residential developments.

Graeme Luther – BSc (Hons). Geology (RPGeo 10184)

On graduating from Victorian University of Wellington, New Zealand, Graeme worked as a Geologist/Environmental Consultant in Melbourne, from 2001-2007. Since joining A.S. James Pty Ltd in April, 2007, he has been involved in engineering projects designing foundations for commercial / industrial / residential developments. He has also applied other Geotechnical Engineering applications such as slope stability analysis and land slide risk assessment. In particular, this work has been carried out within local councils such as the Shire of Yarra Ranges (SOYR), Moreland City Council and Mornington Peninsula Shire where a Schedule to Erosion Management Overlay (EMO) exists in areas prone to slope instabilities. Graeme is a member of the Australian Institute of Geoscientists (AIG) and is a Registered Professional Geoscientist (RPGeo) in the field of Geotechnical Engineering.

Shyamalee Herath – MIEAust CPEng NER, AMIR & M. Eng Sri Lanka

Shyamalee Herath received a Masters Degree in Geotechnical Engineering from the University of Moratuwa, Sri Lanka in 2000 and Professional Masters Degree in Geo-information Science and Earth Observation from ITC, Netherlands in 2001. Shyamalee Worked as a Geotechnical Engineer in National Building Research Organisation Sri Lanka since 1994 to 2005. Since joining A.S. James Pty Ltd in September 2005, she has been involved in designing of foundations for commercial and residential developments, pavement designs and slope stability assessment and landslide risk assessment.

Shyamalee is a Chartered member of the Engineers Australia, Engineers Sri Lanka and Sri Lankan Geotechnical Society.

Paddy Beasley – B. Eng Civil (Hons)

Paddy is a member of Engineers Australia and prior to A.S. James, he gained experience in structural engineering while completing his Bachelor of Civil Engineering at Monash University, designing small scale structural elements for a variety of projects ranging from bus shelters to fencing for sports facilities. Paddy joined A.S. James in 2015, working in the laboratory and offsiding for drillers.

Upon graduating in 2017, Paddy applied his hands on experience to manage a wide range of geotechnical engineering projects for residential, commercial and industrial developments including flexible pavement designs, foundation designs, slope stability assessments and ANCOLD assessments.

Hoan Tran – B. Eng Civil MIEANZ

Hoan is a member of Engineers Australia. Hoan worked for over a decade in an architectural curtain wall/facade (predominantly for high rise) firm before he completed his civil engineering degree at Swinburne University of Technology in 2011.

Since joining A.S James Pty Ltd in January 2012, he has been involved in engineering projects designing foundations for commercial / industrial / residential developments and flexible pavements for both local council and state roads. He has also applied other Geotechnical Engineering applications such as slope stability analysis and land slide risk assessment.


Amir Sabeti – B. Eng Civil (Hons)

Amir is a member of Engineers Australia and prior to A.S. James, he gained experience in
research and development of tyre derived aggregates while finishing his Bachelor of Civil
Engineering (Honours) at the Swinburne University of Technology.

Amir joined A.S. James in early 2019, he started working in our Laboratory and as a Field
Engineer with our Drillers. Upon graduating in 2019, he applied his hands-on experience to
manage a wide range of Geotechnical Engineering projects for residential, commercial, and
industrial developments including flexible pavement designs, foundation designs, slope
stability assessments and ANCOLD assessments.


Wade Fullerton – B. Eng Civil

Wade has recently graduated Federation University in Ballarat with a Bachelor of Civil Engineering.

Wade joined A.S. James in November 2020 while studying where he worked in our Laboratory and as a Field Engineer with our Drillers.

Upon graduating in 2021, Wade has applied his knowledge and training and has commenced project managing drilling investigations and under the supervision of senior engineers is preparing a wide range of Geotechnical Engineering reports for residential, commercial, and
industrial developments.