Code/Special Provisions
The sample must be given a tentative approval by 113an agency or laboratory in accordance with § 173.56 of this subchapter.
For non-pressurized lighters containing a Class 3 (flammable liquid) material, its design, description, and packaging must be approved by the Associate Administrator prior to being offered for transportation or transported in commerce. In addition, a lighter design intended to contain a non-pressurized Class 3 material is excepted from the examination and testing criteria specified in § 173.308(b)(3) . An unused lighter or a lighter that is cleaned of residue and purged of vapors is not subject to the requirements of this subchapter.
Energy storage capacity means the energy stored in a capacitor, as calculated according to the following equation,
Wh = 1/2CN(UR2-UL2) * (1/3600)
Using the nominal capacitance (CN), rated voltage (UR) and the rated lower limit voltage (UL).
Nickel-carbon asymmetric capacitors containing Class 8 alkaline electrolytes must be transported as UN2795, Batteries, wet, filled with alkali, electric storage.
Compounds, cleaning liquid, NA1760, PG II or III;
Corrosive liquid, acidic, inorganic, n.o.s., UN3264, PG II;
Corrosive liquid, acidic, organic, n.o.s., UN3265, PG III;
Corrosive liquid, basic, inorganic, n.o.s., UN3266, PG II;
Hypochlorite solutions, UN1791, PG III;
Hydrochloric acid solution, UN1789, PG II; and
Sulfuric acid, UN2796, PG II.
Code/Special Provisions
Code/Special Provisions
Table I - Maximum Ambient Temperature - Gasoline
ASTM D439 volatility class | Maximum lading and ambient temperature (see note 1) |
A | 131 °F |
(RVP [LESS THAN EQUAL TO] 9.0 psia) | |
B | 124 °F |
(RVP [LESS THAN EQUAL TO] 10.0 psia) | |
C | 116 °F |
(RVP [LESS THAN EQUAL TO] 11.5 psia) | |
D | 107 °F |
(RVP [LESS THAN EQUAL TO] 13.5 psia) | |
E | 100 °F |
(RVP [LESS THAN EQUAL TO] 15.0 psia) |
Note 1: Based on maximum lading pressure of 1 psig at top of cargo tank.
Table 1 - IB Codes (IBC Codes)
IBC code | Authorized IBCs |
IB1 | Authorized IBCs: Metal (31A, 31B and 31N). |
Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized. | |
IB2 | Authorized IBCs: Metal (31A, 31B and 31N); Rigid plastics (31H1 and 31H2); Composite (31HZ1). |
Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized. | |
IB3 | Authorized IBCs: Metal (31A, 31B and 31N); Rigid plastics (31H1 and 31H2); Composite (31HZ1 and 31HA2, 31HB2, 31HN2, 31HD2 and 31HH2). |
Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized, except for UN2672 (also see special provision IP8 in Table 2 for UN2672). | |
IB4 | Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N). |
IB5 | Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N); Rigid plastics (11H1, 11H2, 21H1, 21H2, 31H1 and 31H2); Composite (11HZ1, 21HZ1 and 31HZ1). |
IB6 | Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N); Rigid plastics (11H1, 11H2, 21H1, 21H2, 31H1 and 31H2); Composite (11HZ1, 11HZ2, 21HZ1, 21HZ2 and 31HZ1). |
Additional Requirement: Composite IBCs 11HZ2 and 21HZ2 may not be used when the hazardous materials being transported may become liquid during transport. | |
IB7 | Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N); Rigid plastics (11H1, 11H2, 21H1, 21H2, 31H1 and 31H2); Composite (11HZ1, 11HZ2, 21HZ1, 21HZ2 and 31HZ1); Wooden (11C, 11D and 11F). |
Additional Requirement: Liners of wooden IBCs must be sift-proof. | |
IB8 | Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N); Rigid plastics (11H1, 11H2, 21H1, 21H2, 31H1 and 31H2 ); Composite (11HZ1, 11HZ2, 21HZ1, 21HZ2 and 31HZ1); Fiberboard (11G); Wooden (11C, 11D and 11F); Flexible (13H1, 13H2, 13H3, 13H4, 13H5, 13L1, 13L2, 13L3, 13L4, 13M1 or 13M2). |
IB9 | IBCs are only authorized if approved by the Associate Administrator. |
Table 2 - IP Codes
IP code | |
IP1 | IBCs must be packed in closed freight containers or a closed transport vehicle. |
IP2 | When IBCs other than metal or rigid plastics IBCs are used, they must be offered for transportation in a closed freight container or a closed transport vehicle. |
IP3 | Flexible IBCs must be sift-proof and water-resistant or must be fitted with a sift-proof and water-resistant liner. |
IP4 | Flexible, fiberboard or wooden IBCs must be sift-proof and water-resistant or be fitted with a sift-proof and water-resistant liner. |
IP5 | IBCs must have a device to allow venting. The inlet to the venting device must be located in the vapor space of the IBC under maximum filling conditions. |
IP6 | Non-specification bulk bins are authorized. |
IP7 | For UN identification numbers 1327, 1363, 1364, 1365, 1386, 1408, 1841, 2211, 2217, 2793 and 3314, IBCs are not required to meet the IBC performance tests specified in part 178, subpart N, of this subchapter. |
IP8 | Ammonia solutions may be transported in rigid or composite plastic IBCs (31H1, 31H2 and 31HZ1) that have successfully passed, without leakage or permanent deformation, the hydrostatic test specified in § 178.814 of this subchapter at a test pressure that is not less than 1.5 times the vapor pressure of the contents at 55 °C (131 °F). |
IP13 | Transportation by vessel in IBCs is prohibited. |
IP14 | Air must be eliminated from the vapor space by nitrogen or other means. |
IP15 | For UN2031 with more than 55% nitric acid, rigid plastic IBCs and composite IBCs with a rigid plastic inner receptacle are authorized for two years from the date of IBC manufacture. |
IP16 | IBCs of type 31A and 31N are only authorized if approved by the Associate Administrator. |
IP19 | For UN identification numbers 3531, 3532, 3533, and 3534, IBCs must be designed and constructed to permit the release of gas or vapor to prevent a build-up of pressure that could rupture the IBCs in the event of loss of stabilization. |
IP20 | Dry sodium cyanide or potassium cyanide is also permitted in siftproof, water-resistant, fiberboard IBCs when transported in closed freight containers or transport vehicles. |
IP21 | When transported by vessel, flexible, fiberboard or wooden IBCs must be sift-proof and water-resistant or be fitted with a sift-proof and water-resistant liner. |
Table 3 - IB Codes
[Large packaging authorizations]
IB3 | Authorized Large Packagings (LIQUIDS) (PG III materials only)2 |
Inner packagings: | Large outer packagings: |
Glass 10 liter | steel (50A). |
Plastics 30 liter | aluminum (50B). |
Metal 40 liter | metal other than steel or aluminum (50N). |
rigid plastics (50H). | |
natural wood (50C). | |
plywood (50D). | |
reconstituted wood (50F). | |
rigid fiberboard (50G). |
IB8 | Authorized Large Packagings (SOLIDS) (PG III materials only)2 |
Inner packagings: | Large outer packagings: |
Glass 10 kg | steel (50A). |
Plastics 50 kg | aluminum (50B). |
Metal 50 kg | metal other than steel or aluminum (50N). |
Paper 50 kg | flexible plastics (51H).1 |
Fiber 50 kg | rigid plastics (50H). |
natural wood (50C). | |
plywood (50D). | |
reconstituted wood (50F). | |
rigid fiberboard (50G). |
1 Flexible plastic (51H) Large Packagings are only authorized for use with flexible inner packagings.
2 Except when authorized under Special Provision 41.
Code/Special Provisions
Table of Portable Tank T Codes T1-T22
[Portable tank codes T1-T22 apply to liquid and solid hazardous materials of Classes 3 through 9 which are transported in portable tanks.]
Portable tank instruction (1) | Minimum test pressure (bar) (2) | Minimum shell thickness (in mm-reference steel) (See§ 178.274(d) ) (3) | Pressure-relief requirements (See§ 178.275(g) ) (4) | Bottom opening requirements (See§ 178.275(d) ) (5) |
T1 | 1.5 | § 178.274(d)(2) | Normal | § 178.275(d)(2) |
T2 | 1.5 | § 178.274(d)(2) | Normal | § 178.275(d)(3) |
T3 | 2.65 | § 178.274(d)(2) | Normal | § 178.275(d)(2) |
T4 | 2.65 | § 178.274(d)(2) | Normal | § 178.275(d)(3) |
T5 | 2.65 | § 178.274(d)(2) | § 178.275(g)(3) | Prohibited |
T6 | 4 | § 178.274(d)(2) | Normal | § 178.275(d)(2) |
T7 | 4 | § 178.274(d)(2) | Normal | § 178.275(d)(3) |
T8 | 4 | § 178.274(d)(2) | Normal | Prohibited |
T9 | 4 | 6 mm | Normal | Prohibited for liquids. |
T10 | 4 | 6 mm | § 178.275(g)(3) | Prohibited |
T11 | 6 | § 178.274(d)(2) | Normal | § 178.275(d)(3) |
T12 | 6 | § 178.274(d)(2) | § 178.275(g)(3) | § 178.275(d)(3) |
T13 | 6 | 6 mm | Normal | Prohibited |
T14 | 6 | 6 mm | § 178.275(g)(3) | Prohibited |
T15 | 10 | § 178.274(d)(2) | Normal | § 178.275(d)(3) |
T16 | 10 | § 178.274(d)(2) | § 178.275(g)(3) | § 178.275(d)(3) |
T17 | 10 | 6 mm | Normal | § 178.275(d)(3) |
T18 | 10 | 6 mm | § 178.275(g)(3) | § 178.275(d)(3) |
T19 | 10 | 6 mm | § 178.275(g)(3) | Prohibited |
T20 | 10 | 8 mm | § 178.275(g)(3) | Prohibited |
T21 | 10 | 10 mm | Normal | Prohibited for liquids. § 178.275(d)(2) . |
T22 | 10 | 10 mm | § 178.275(g)(3) | Prohibited |
Code/Special Provisions
Where:
tr is the maximum mean bulk temperature during transport, and tf is the temperature in degrees celsius of the liquid during filling.
Where:
tr is the maximum mean bulk temperature during transport,
tf is the temperature in degrees celsius of the liquid during filling, and
[ALPHA] is the mean coefficient of cubical expansion of the liquid between the mean temperature of the liquid during filling (tf) and the maximum mean bulk temperature during transportation (tr) both in degrees celsius.
Where:
d15 and d50 are the densities (in units of mass per unit volume) of the liquid at 15 °C (59 °F) and 50 °C (122 °F), respectively.
Where: df and dr are the mean densities of the liquid at the mean temperature of the liquid during filling and the maximum mean bulk temperature during transport respectively.
Concentration of hydrogen per peroxide solution | Total1 |
52% or less | 11 |
Over 52%, but not greater than 60% | 22 |
Over 60%, but not greater than 72% | 32 |
1 Total venting capacity in standard cubic feet hour (S.C.F.H.) per pound of hydrogen peroxide solution.
Code/Special Provisions
49 C.F.R. §172.102
For FEDERAL REGISTER citations affecting § 172.102, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.