Environmental site assessment field work
Environmental Services

Environmental Consulting
Capabilities

Environmental Consulting

Practical, Compliant & Cost-Effective Solutions

CSTS provides comprehensive environmental consulting services to support civil, commercial, and residential projects. Our experienced environmental consultants deliver practical, compliant, and cost-effective solutions across all stages of assessment and management. We focus on helping clients meet regulatory expectations while maintaining environmental integrity and project efficiency.

Contaminated Land Assessments

CSTS specialises in the assessment and management of contaminated land to determine site suitability for development and to guide remediation where required. Our services cover all phases of investigation and management, providing clients with clear, practical, and regulatory-ready solutions.

Services include:

•Preliminary and Detailed Site Investigations (Phase 1 & 2)
•Data Gap and Delineation Assessments
•Remedial Action Plans (RAPs)
•Validation and Post-Earthworks Assessments
•Due Diligence Assessments
•Pre- and Post-Occupation Contamination Reports

Waste Classification and Resource Recovery

CSTS offers waste classification and resource recovery assessments to determine appropriate reuse or disposal pathways for materials. Our experienced team designs sampling plans, conducts fieldwork, and prepares clear classification reports to assist with waste management and EPA compliance.

Services include:

•Waste Classification Reports (General, Restricted, Hazardous, Special)
•Virgin Excavated Natural Material (VENM) and Excavated Natural Material (ENM) Assessments
•Recovered Aggregate and Fines Assessments
•Resource Recovery Order (RRO) Assessments

Groundwater Assessment and Monitoring

CSTS conducts groundwater assessments and monitoring to identify contamination, assess risks, and support remediation or development planning. We provide both temporary and permanent groundwater monitoring solutions, supported by comprehensive sampling and analytical reporting.

Services include:

•Groundwater Contamination Assessments
•Installation of Monitoring Bores
•Ongoing Groundwater Monitoring Programs

Water Quality and Management

Our team provides water testing and analysis to support environmental compliance and decision-making for discharge, reuse, or irrigation. We assess surface, pit, and wastewater quality to ensure safe management and disposal practices.

Services include:

•Surface and Groundwater Testing
•Dam and Construction Pit Dewatering Plans
•Wastewater Sampling and Reporting
•Septic Tank and Irrigation Advice

Acid Sulfate Soil Assessments

CSTS provides Acid Sulfate Soil Assessments to identify and manage risks associated with acid generation during excavation or development. Our assessments and management plans protect structures, groundwater, and surrounding environments.

Services include:

•Preliminary and Detailed Acid Sulfate Soil Assessments
•Acid Sulfate Soil Management Plans

Salinity Assessments and Management

Salinity assessments help identify risks of corrosion, vegetation stress, and soil degradation. CSTS conducts field investigations and laboratory testing to determine salinity levels and develop effective management strategies.

Services include:

•Salinity Investigations
•Salinity Management Plans

Construction Environmental Management Plans (cEMPs)

CSTS prepares tailored Construction Environmental Management Plans to help minimise risks during construction and ensure compliance with environmental requirements. Plans are developed in collaboration with clients to align with project goals and on-site conditions.

Services include:

•Preparation of cEMPs for residential, commercial, and infrastructure projects
•Site inspection and practical guidance

Hazardous Building Materials (HAZMAT) & Asbestos Surveys

CSTS conducts HAZMAT and asbestos surveys for buildings and dwellings to identify and manage hazardous materials such as asbestos, lead paint, synthetic mineral fibres, and PCBs. Our clear, detailed reports support safe demolition in compliance with Work Health and Safety requirements.

Services include:

•HAZMAT Survey Reports
•Asbestos Survey Reports (Pre-2003 Dwellings / Buildings)

Class A Friable Asbestos Assessing

Our licensed assessors conduct Class A friable asbestos inspections, air monitoring, and clearance reporting to ensure safety and compliance during and after asbestos removal works.

Services include:

•Airborne Fibre Monitoring and Clearance Reports
•Post-Removal Clearance Inspections
CSTS
Geotechnical
Pty Ltd

Australian-owned geotechnical engineering, environmental science and laboratory testing services based in New South Wales.

Come Visit Us

1 / 78 Owen StreetGlendenning, NSW 2761 AustraliaABN: 44 106 976 738

Call Us

Phone – 02 9675 7522
Engineering Enquiries: gan@csts.net.au
Environmental Enquiries: karl@csts.net.au
Laboratory Enquiries: craig@csts.net.au
All Other Enquiries: office@csts.net.au

Get a Quote

© CSTS Geotechnical Pty Ltd. All Rights Reserved. ABN: 44 106 976 738

Australian Owned

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