35 Ill. Adm. Code 811.508
Geomembranes
Section 811
Section 811.508 Geomembranes
The CQA officer shall exercise
professional judgement to certify the following:
a) The bedding material contains no undesirable objects;
b) The placement plan has been followed;
c) The anchor trench and backfill are constructed to prevent
damage to the geomembrane;
d) All tears, rips, punctures, and other damage are repaired; and
e) All geomembrane seams are properly constructed and tested in
accordance with manufacturer's specifications.