B. Geomembrane Specifications
1. The Geomembrane Manufacturer shall deliver Geomembrane that is in
conformance with the specifications below.
Property Test Method Value
Thickness (min. ave.): 40 mil
Lowest individual reading (-10%) ASTM D5994 34 mil
Asperity Height (min. ave.) ASTM D7466 16 mil
; ASTM D1505_ or
Formulated Density 2 0.94 g/cc
1.5
1.6
The manufacturer shall furnish complete written instructions for storage,
handling, installation, seaming, repair, and inspection of the Geomembrane
material in compliance with this Specification and conforming to the conditions
of the warranty. A copy of all manufacturer’s literature shall be submitted to the
CQA Consultant upon request.
PROJECT MEETINGS
A.
personnel training; performing QC testing during Geomembrane installation;
and maintaining records documenting installation.
G. Subgrade Surface: The soil surface that immediately underlies geosynthetic
material.
13 SUBMITTALS
A. CONTRACTOR shall submit the following information to ENGINEER:
1. ‘Installation Contractor qualifications, including project descriptions with
references.
SECTION 02550
GEOMEMBRANE
PART 1 - GENERAL
11 SCOPE OF WORK
A. CONTRACTOR shall furnish all labor, materials, tools, equipment, and
incidentals, and perform all operations necessary to furnish, deploy, seam, and
test the textured, high-density polyethylene (HDPE) Geomembrane
(Geomembrane) as described in this Specification and where indicated in the
Drawings.
12 DEFINITIONS
A. Geomembrane Manufacturer: The party responsible for the manufacturing of
the Geomembrane liner material.
The Contractor shall cover areas of exposed waste at the end of each day
with approved daily/intermediate cover or natural soils, which may be
obtained from on-site sources.
During the work, the Contractor shall regularly check for odors in the down-
wind direction and employ additional odor neutralizing agent if odors are
detected.
SECTION 02350
ODOR CONTROL DURING CONSTRUCTION
PART 1 - GENERAL
11 SCOPE OF WORK
A.
The Contractor shall perform its work so that odors are limited to the
immediate working area during construction activities involving excavation
in waste.
Should the Contractor fail to control odors, additional methods to prevent
off-site detection of odors shall be performed by the Contractor at no cost to
the Owner.
Additional odor controls methods include using neutralizing agents and a
portable misting system.
Specification 002275 — Nonwoven Geotextile Page 2 of 2
January 2021 3066.21
PART 3 - EXECUTION
3.1 INSTALLATION
A. Nonwoven geotextiles shall be installed in accordance with the manufacturer’s
recommendations, as shown on the Drawings, and specified herein.
B. Nonwoven geotextiles shall be overlapped by at least 12 inches.
C. All holes and tears in nonwoven geotextiles shall be noted and repaired.
[END OF SECTION 02275]
P:\3000s\3066.21\Source Files\Tech Specs \ Division 2 Specifications\Section 02275 Nonwoven Geotextile.docx
SECTION 02275
NONWOVEN GEOTEXTILE
PART 1 - GENERAL
11 SCOPE OF WORK
A. Furnishing and installation of a nonwoven geotextile for placement in the
areas indicated on the Drawings.
12 SUBMITTALS
A. CONTRACTOR shall submit to ENGINEER the manufacturer’s technical
information of the proposed nonwoven geotextile.
PART 2 - PRODUCTS
2.1 NONWOVEN GEOTEXTILE
Specification 02200 - Earthwork Page 3 of 3
January 2021 3066.21
3.4 QUALITY AND OVERSIGHT
A. ENGINEER does not have to be present, and does not supervise or direct of the
actual Work by CONTRACTOR, his/her employees, or agents. Neither the
presence of ENGINEER nor any observations and testing performed by
ENGINEER shall excuse CONTRACTOR from defects discovered in their Work.
[END OF SECTION 02200]
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SANBORN HEAD
Specification 02200 - Earthwork Page 2 of 3
January 2021 3066.21
B. _ Excavation shall be made to the elevations, grades, and dimensions shown on
the Drawings. Excavate sufficient material to provide suitable room for
construction providing bracing and support as required.
3.2. EXCAVATION IN WASTE
3.3
A.
CONTRACTOR shall take safety precautions during construction activities that
conform to all OSHA regulations and the safety requirements of OWNER and
the Specifications.
