Geomembrane work finishes in Portland

This job is now completed. The original liner was removed and replaced by this new one.

Good job guys!

Geotest representatives come with experience in all aspects of CQA (Construction Quality Assurance) and Liner Integrity Surveys carried out to ASTM standards. Representatives are supported by Geotest Management and personnel who come with more than 35 years’ experience in the design and installation of geomembranes.



Electrical Leak Location Surveying – Geotest employs the latest technologies sourced from both the US and Europe to provide a world class leak detection service. Our in house R & D program ensure we remain at forefront of this technology.

ASTM D7703 – Water Lance Method

ASTM D7240 – Conductive Geomembrane Spark Test

ASTM D7953 –Arc Testing Method

ASTM D7007 – Dipole Testing

GPS Dipole Testing

Ultrasonic Testing

CQA (Construction Quality Assurance)

Geotest CQA Service goes up and beyond, providing you with CQA inspectors using rigorous processes to ensure that installations and testing is completed in accordance with environmental guideline and site specific technical specification.