Geotechnical Drilling
| Bundaberg & Scenic rim timber bridge replacements | Golder Associates and Morrison Geotechnic |
Geotechnical boreholes at abutment and pier locations for pile design. Including pre-digging and casing advance through creek bed cobbles/boulders. |
| Hay Point Berth Replacement | BHP |
Overwater PQ cored boreholes to maximum 90m working 24/7 on jack up barge. |
| Inland Rail Project | Golder Associates | Geotechnical boreholes to 30m for bridges and cuts. Deep geotechnical boreholes to max 230m for tunnel alignment including downhole camera, HSM testing, packer testing and instrumentation. |
| Carmicheal Rail | AECOM | Large scale geotechnical investigation using 3 specialised rigs. |
| Dam Investigation | SunWater | Vertical and Incline core holes through the spillway. |
| Cruise Ship Terminal | Golder Associates | Overwater geotechnical investigation on a floating barge. |
| Logan Enhancement Project | Soil Surveys | Geotechnical investigation for Logan Motorway upgrade. |
| Spirit Development | Butler Partners | Deep geotechnical investigation to 65mtr for new high rise foundation. |
| Dam Investigations | SunWater | Geotechnical investigation for dam stability reveiws including drilling through live embakments. |
| Citiswitch Bundamba | Douglas Partners | Mining Investigation. Rotary Air and cored holes to maximum 60mtr through multiple workings. |
| Nightcap Range | Golder Associates | Inclined NQ and NMLC core holes to maximum 60mtr. |
| Kingford Smith Drive Upgrade | Golder Associates | Overwater Investigation using floating spudled barge. Washbore and cored boreholesto 30mtr. With pressure meter testing. |
| Toowoomba Second Range Crossing | Aurecon / Parson Brinckerhoff | Large scale geotechnical drilling including: NMLC/HQ/PQ coring, incline drilling, down hole survey. Very difficult access condtions. |
| New Hope Group/New Acland Mine | Golder Associates | Standard geotechnical investigation including auger/washbore and cored holes to 30mtr. Shellow auger holes up to 8mtr. |
|
Pacific Highway Upgrade - Ballina |
Golder Associates | Geotechnical investigation - Auger, Washbore and NMLC to maximum 60mtr. |
| Arrow Energy - Moranbah | Coffey | Shallow washbore and coring. |
| Arrow Energy - Dalby | Golder Associates | Shallow washbore and auger. |
| D2G Geotechnical and mine investigation Dinmore to Goodna | Origin Alliance |
Washbore and coring to 50mtr. Mine drilling - Rotary air, rotary mud and coring to 150mtr. Downhole geophysical and camera logging. Installation of groundwater wells, inclinometers and extensometers. |
| Surat Basin Rail | Surat Basin Rail JV | Drilling including auger washbore and coring. Extensive test pitting and access creation through difficult terrain. |
| Cross River Rail Brisbane | Soil Surveys / Aecom | Overwater and on land geotechnical drilling to 50mtr including packer permeability testing and ATV survey. |
| QR corridor mine Investigation | Douglas Partners | Rotary air and HQ coring to 60mtr. |
| Adani - Carmichael Mine Investigation | 4DG + Coffey Geotechnics | Washbore and coring to 65mtr. |
| Swanbank Landfill | Soil Surveys/AECOM | Geotechnical and Mine Investigation to maximum 180mtr depth. Drilling through >50mtr fill and multiple level mine voids. |
| Various Dam investigations | Douglas Partners/ Origin Energy / Santos | Auger drilling and installation of groundwater monitoring wells. |
| Geotechnical Investigation Townsville to Tully | Powerlink QLD / Roadtest | Auger, washbore and coring plus installation of groundwater monitoring wells. |