Geomembrane rolls shall be handled with appropriate equipment to prevent
damaging or stressing of the Gcomembrane. Loading and unloading shall be
performed using equipment such as spreader bars and cloth chokers.
Deployment shall be performed using equipment such as roll bars and vise-
grip pliers designed to handle sheet materials. Any damaged Geomembrane
shall be repaired or replaced immediately, at the discretion of the CQA
Consultant, and at no cost to OWNER.
Geomembrane shall not be stockpiled or stored within the limits of the area to
be lined.
3.2. WEATHER CONDITIONS
A.
Geomembrane panels shall not be installed, seamed, or repaired during
periods of precipitation, excessively high winds, or in areas of ponded water or
excessive moisture. Geomembrane panels may be installed and seamed only if
the ambient air temperature, measured 6-inches above the Gecomembrane, is
less than 110 degrees (°) Fahrenheit (F). Installation and seaming of
Geomembrane panels in ambient temperatures below 40°F shall only be
performed with approval of ENGINEER, and only if trial seams demonstrate
the ability to meet seaming specifications. The Installation Contractor shall
submit for ENGINEER’s review and approval a plan for installation and
seaming Geomembrane in temperatures between 0°F and 32°F.
3.3. GENERAL INSTALLATION
A.
The Installation Contractor shall be responsible for field handling, storing,
placing, and seaming, plus any other processes required to assemble a
continuous secure GGomembrane.
Installation shall be performed under the direction of a competent field
technical representative. The technical representative shall be in charge of the
installation and shall be responsible for the work performed.
Smoking is prohibited on the Gcomembrane or other geosynthetics associated
with the project. Installation Contractor personnel who are reminded by
CONTRACTOR, ENGINEER, OWNER, or the CQA Consultant more than 3 times
of the no smoking requirements will be asked to leave the site.
Subgrade preparation and bedding placement shall be performed in
accordance with Section 02200. Surfaces to be lined shall be smooth and free
of all rocks, stones, sticks, roots, sharp objects, or debris of any kind. The
surface should be smooth and provide a firm, unyielding foundation for the
Geomembrane with no sudden, sharp, or abrupt changes or breaks in grade.
No standing water or excessive moisture shall be allowed. Prior to the
installation of any Geomembrane, the Installation Contractor and the CQA
Consultant shall observe the surface that the Geomembrane will be installed.
File No. 3066.09.00 Geomembrane 02550 - 7 of 14 December 2017
