Sec - 10 (Evaluation and Repair of Existing Linings)

Question 1

A properly selected and applied tank bottom lining should be expected to provide a minimum service life of,,,,,,,, . Some lining systems, most notably thick-film laminates, have provided,,,,,, years of service life

Answer 1

20 years

25 to 30

Question 2

Linings degrade with time. However,,,,,,,,,,, is a common mode of lining deterioration

Answer 2

blistering