G. MINIMUM THICKNESS
Minimum Liner Thickness unless otherwise specified shall be as follows:
Nominal Pipe Diameter Minimum Thickness
8-inch 45mm
10-inch 6.0 mm
12-inch 6.0 mm
15-inch 7.5mm
> 15-inch <50 SDR
2.04 CHEMICAL RESISTANCE
A. CHEMICAL RESISTANCE
Chemical resistance shall be in accordance with the requirements of Section 8 of
ASTM F 1216, Section X2, Chemical Resistance Tests for polyester resins and
completed in accordance with Test Method D 543. Exposure should be for a
minimum of one month at 73.4 degrees F when subjected to the following
solutions:
Chemical Solution Concentration, %
Tap Water (ph 6-9) 100
Nitric Acid 5
Phosphorus Acid 10
Sulphuric Acid 10
Gasoline 100
Vegetable Oil 100
Detergent 0.1
Soap 0.1
The Contractor shall be responsible for all costs associated with the chemical
resistance tests. Proof of meeting these requirements shall be provided to the
Engineer for approval at least 7 days prior to the commencement of work.
PART 3 INSTALLATIONS
3.01 PREPARATION
A. CLEANING AND INSPECTION
Debris shall be removed from the pipeline with high velocity jet cleaners. The
pipeline shall be inspected with CCTV equipment to assure that the pipe is in a
condition that it can be lined. Obstructions shall be removed and services marked
for reinstatement prior to lining.
02650-6
