725.03 Unit Type Duct Cable Systems

1. Specifications:

725.03 C&MS.

2. Sampling and/or Inspection Requirements:

Conductor and neutrals requirements: refer to 725.02 Addendum

Polyethylene Duct Requirements: High Density, Type III, Class C, Category 5, Grade 34

Duct Markings Requirements: Year of manufacture, Manufacturer's name or trade mark.

Qualified Product List (QPL)

Only material that is approved as a Qualified Product may be used. To verify, refer to Qualified Product List (QPL) on the OMM website

http://www.dot.state.oh.us/Divisions/ConstructionMgt/Materials/Pages/QPL.aspx

. Suppliers who are interested in approval of their products should follow the requirements defined for this product on the list website.

No sample required.

3. Method of Test:

NEMA TC-7

NEMA WC-70, WC 71

ICEA S-95-658

4. Addendum:

Dimensional Requirements for Polyethylene Duct: conforming to NEMA TC-7.

Nominal Pipe Size (inches)

Average Inside Diameter (inches)

Wall Thickness Minimum (inches)

1

1 5/8

0.115

2

2 1/16

0.145

2

2

0.203

3

3 3/16

0.216