[Code of Federal Regulations]
[Title 30, Volume 1]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 30CFR7.23]

[Page 16-17]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 7--TESTING BY APPLICANT OR THIRD PARTY--Table of Contents
 
            Subpart B--Brattice Cloth and Ventilation Tubing
 
Sec. 7.23  Application requirements.

    (a) Brattice cloth. A single application may address two or more 
products if the products differ only in: weight of the finished product; 
weight or weave of the same fabric or scrim; or thickness or layers of 
the same film. Applications shall include the following information:
    (1) Trade name.
    (2) Product designations (for example, style and code number).
    (3) Color.
    (4) Type of brattice (for example, plastic or jute).
    (5) Weight of finished product.
    (6) Film: type, weight, thickness, supplier, supplier's stock number 
or designation, and percent of finished product by weight.
    (7) Scrim: Type, denier, weight, weave, the supplier, supplier's 
stock number or designation, and percent of finished product by weight.
    (8) Adhesive: type, supplier, supplier's stock number or 
designation, and percent of finished product by weight.
    (b) Flexible ventilation tubing. Applications shall include the 
product description information in paragraph (a) of this section and 
list the type of supporting structure, if applicable; inside diameters; 
and configurations.
    (c) Rigid ventilation tubing. A single application may address two 
or more products if the products differ only in diameters, lengths, 
configuration, or average wall thickness. Applications

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shall include the following information:
    (1) Trade name.
    (2) Product designations (for example, style and code numbers).
    (3) Color.
    (4) Type of ventilation tubing (for example, fiberglass, plastic, or 
polyethylene).
    (5) Inside diameter, configuration, and average wall thickness.
    (6) Suspension system (for example, metal hooks).
    (7) Base material: type, supplier, the supplier's stock number, and 
percent of finished product by weight.
    (8) Resin: type, supplier, the supplier's stock number, and percent 
of finished product by weight.
    (9) Flame retardant, if added during manufacturing: type, supplier, 
the supplier's stock number, and percent of finished product by weight.

[53 FR 23500, June 22, 1988, as amended at 60 FR 33722, June 29, 1995]