shall be expected to withstand more than one of the following tests: (1) The container filled to 98 percent capacity with water shall be dropped from a height of 4 feet onto solid concrete so as to drop diagonally on top edge or any part constructed to a lesser strength. (2) The container filled to 98 percent capacity with a solution compatible with polyethylene and which remains liquid at 0° F. shall be dropped from a height of 4 feet onto solid concrete on any part of the container when container and contents are at or slightly below 0° F. Filled container shall be stored at 0° F. or lower temperature for at least 4 hours immediately preceding test. (3) The container shall be tested by retaining for 5 minutes hydrostatic pressure of at least 15 pounds per square inch at equilibrium without showing pressure drop or evidence of leakage. (b) At least three containers taken at random from each continuous production lot of no more than 1,000 containers of each given type and size shall withstand without leakage or failure the test prescribed in § 178.197(a)(2). (c) At least three containers of each size and type taken at random at start of initial production, and upon any change in materials, design, or process method shall withstand without failure or leakage the following tests. No single container shall be expected to withstand more than one test: (1) The container filled to 98 percent of capacity with water shall be capable of withstanding a vibration test by placing the container on the vibration table anchored in such manner that all horizontal motion shall be restricted and only vertical motion allowed. The test shall be performed for one hour using vertical double-amplitude (peak-to-peak displacement) of one inch at a frequency that causes the test container to be raised from the floor of the table to such a degree that a piece of paper or flat steel strap or tape can be passed between the table and the container. (2) The container filled to 98 percent capacity with water shall withstand the following static compression test (b) Closing device shall be of material resistant to the lading and adequate to prevent leakage and not over 32 inches in diameter. (c) Tests. Samples taken at random, empty or filled, and prepared as specified and closed as for use, shall be capable of withstanding the following tests without breakage or leakage: (1) Empty container shall be dropped on any part from a height of 6 feet onto solid concrete, immediately after conditioning for at least 24 hours at 0° F. (2) The polyethylene container in a prescribed outer specification container, as authorized by Part 173 of this chapter, filled to 98 percent of capacity with water shall be dropped from a height of 4 feet onto solid concrete so as to drop diagonally on top edge of any part considered weaker. (3) The polyethylene container in a prescribed outer specification container, as authorized in Part 173 of this chapter, filled to 98 percent of capacity with a solution which is compatible with polyethylene and remains liquid at 0° F. shall be dropped from a height of 4 feet onto solid concrete on any part of the container when container and contents are at or slightly below 0° F. (4) The polyethylene container in a prescribed outer specification container as authorized in Part 173 of this chapter, filled to 98 percent of capacity with water shall be capable of withstanding a vibration test by placing the container on the vibration table anchored in such manner that all horizontal motion shall be restricted and only vertical motion allowed. The test shall be performed for 1 hour using vertical double-amplitude (peakto-peak displacement) of 1 inch at a frequency that causes the test container to be raised from the floor of the table to such a degree that a piece of paper or flat steel strap or tape can be passed between the table and the container. (d) Polyethylene container must fit snugly in outside container. [29 FR 18823, Dec. 29, 1964, as amended by Order 66, 30 FR 5748, Apr. 23, 1965. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-79, 49 FR 24692, June 14, 1984] 8882 30 50 60 8988 30 5 0.010 15 40 15 .015 15 50 60 12 25 70 Weight 15 percent less authorized for rope paper containing 35 percent or more of manila rope fiber. (b) [Reserved] [29 FR 18823, Dec. 29, 1964. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-25, 36 FR 18469, Sept. 15, 1971] 8178.23-2 Test. (a) Bags, filled and closed as for shipment, must be able to withstand drop of 4 feet onto concrete without rupture or sifting, except that 2-foot drop is acceptable for bags to contain 25 pounds. (b) [Reserved] § 178.24 Specification 2U; molded or thermoformed polyethylene containers. [Amdt. 178-79, 49 FR 24692, June 14, 1984] § 178.24-1 General requirements. (a) Compliance is required in all details. (b) Removable head containers and containers fabricated from film are not authorized. (c) Each container must be capable of withstanding the performance tests prescribed in § 178.24-7 without fail ure. [Amdt. 178-79, 49 FR 24692, June 14, 1984] § 178.24-2 Material. (a) Containers shall be made of a polyethylene resin which has not been used previously. Regrind from the same production process may be used. (b) [Reserved] [Amdt. 178-79, 49 FR 24692, June 14, 1984] § 178.24-3 Construction capacity. (a) Container must be constructed in accordance with the following table: 1For cubical containers, the area adjacent to and forming the opening for closure may have a minimum thickness of 0.008 inch for 5 gallons rated capacity and sizes larger than 5 gallons may have a minimum thickness of 0.010 inch. (b) Polyethylene container must fit snugly in outside container. (c) Minimum rated capacity is one gallon. [29 FR 18823, Dec. 29, 1964, as amended by Order 66, 30 FR 5749, Apr. 23, 1965. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-79, 49 FR 24692, June 14, 1984] § 178.24-4 Closure. (a) Shall be of material resistant to lading and adequate to prevent leakage. Vented closures where specified under Part 173 of this chapter authorized. No opening over 2.7 inches in diameter authorized. (b) [Reserved] § 178.24-5 Marking. (a) Each container must be permanently marked by embossment in figures and letters at least 1⁄4 inch in size to show: (1) DOT-2U. (2) Name or symbol of person making the mark specified in paragraph (a)(1) of this section. Symbol, if used, must be registered with the Director, OHMT. (3) Month and year of manufacture. (4) Rated capacity. (b) [Reserved] [Amdt. 178-40, 41 FR 38181, Sept. 9, 1976] 8178.24-7 Tests. (a) Samples taken at random must withstand prescribed tests without breakage or leakage. Tests must be made on each type and size produced at each manufacturing location starting production and repeated each four months. Testing may be performed at a location other than the manufacturing location. The type of tests are as follows: (1) The polyethylene container in a prescribed outer specification container, as authorized by Part 173 of this chapter, filled to 98 percent of capacity with water shall be dropped from a height of 4 feet onto solid concrete so as to drop diagonally on top edge or any part considered weaker. (2) The polyethylene container in a prescribed outer specification container, as authorized by Part 173 of this chapter, filled to 98 percent of capacity with a solution which is compatible with polyethylene and remains liquid at 0° F. shall be dropped from a height of 4 feet onto solid concrete on any part of the container when container and contents are at or slightly below 0° F. (3) The polyethylene container in a prescribed outer specification container, as authorized in Part 173 of this chapter, filled to 98 percent of capacity with water shall be capable of withstanding a vibration test by placing the container on the vibration table anchored in such manner that all horizontal motion shall be restricted and only vertical motion allowed. The test shall be performed for one hour using a vertical double-amplitude (peak-to-peak displacement) of one inch at a frequency that causes the test container to be raised from the floor of the table to such a degree that a piece of paper or flat steel strap or tap can be passed between the table and the container. (b) [Reserved] [29 FR 18823, Dec. 29, 1964. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-79, 49 FR 24692, June 14, 1984; Amdt. 178-83, 50 FR 11055, Mar. 19, 1985] § 178.24a Specification 2E; inside polyethylene bottle. [Amdt. 178-11, 35 FR 11473, July 17, 1970] § 178.248-1 General requirements. (a) Each bottle must meet the applicable requirements of § 173.24 of this chapter. (b) [Reserved] [Amdt. 178-5, 34 FR 12593, Aug. 1, 1969] § 178.24a-2 Rated capacity. (a) Maximum capacity not to exceed 5 quarts. (b) [Reserved] (49 U.S.C. 1803, 1804, 1808; 49 CFR 1.53 and App. A to Part 1 and paragraph (a)(4) App. A to Part 106) [Amdt. 178-61, 45 FR 46423, July 10, 1980] § 178.24a-3 Materials of construction. (a) Each bottle shall be made of a blow-molding grade of polyethylene resin which has not been used previously (except for regrind from the same production process) and shall be constructed so that it will maintain its shape when standing empty and open. (b) Wall thickness must not be less than 0.008 inch (0.2 millimeters). [Amdt. 178-5, 34 FR 12593, Aug. 1, 1969, as amended by Amdt. 178-79, 49 FR 24692, June 14, 1984] (c) The test prescribed in paragraph (d)(2) of this section must be made at least once each month on a minimum of three random sample bottles produced and upon any change in type of polyethylene or process method. (d) Prescribed tests: (1) The bottle, filled to 98 percent of capacity with water, must be dropped from a height of 4 feet onto a solid unyielding surface so as to drop diagonally on the top edge or any other part which is weaker. (2) The bottle, filled to 98 percent of capacity with a liquid which is compat ible with polyethylene and which is liquid at 0° F., must be dropped from a height of 4 feet onto a solid unyielding surface, on any part of the bottle. Immediately prior to the test, the bottle and its contents must have been at a temperature of 0° F. or lower for at least 24 hours. [Amdt. 178-5, 34 FR 12593, Aug. 1, 1969] § 178.24a-6 Marking. (a) Marking must be as prescribed in § 173.24 of this subchapter, except as follows: (1) Marking must be by embossment in at least 18 inch figures for bottles of one quart or less capacity and at least 8 inch figures for bottles of more than one quart capacity as follows: "DOT-2E", the minimum thickness of the polyethylene in thousandths of inches (mils), and the year of manufacture (e.g., DOT-2E 15-69). (2) [Reserved] (b) [Reserved] [Amdt. 178-5, 34 FR 12593, Aug. 1, 1969, as amended by Amdt. 178-11, 35 FR 11473, July 17, 1970; Amdt. 178-40, 41 FR 38180, Sept. 9, 1976; 41 FR 42206, Sept. 27, 1976] (b) Closure: Closure shall be of material resistant to lading and adequate to prevent leakage. Vented closures where specified under Part 173 of this chapter authorized. No opening over 31⁄2 inches in diameter authorized. (c) Marking: Each container must be permanently marked in figures and letters at least 4 inch in size to show. (1) DOT-2TL. (2) Name or symbol of person making the mark specified in paragraph (c)(1) of this section. Symbol, if used, must be registered with the Director, OHMT. (3) Month and year of manufacture. (4) Rated (marked) capacity. (d) Polyethylene container must fit snugly in outside container. [29 FR 18823, Dec. 29, 1964. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-40, 41 FR 38181, Sept. 9, 1976) |