Document DGBLa0Yg937dJqyo9azkeVRNM

/fe- Ujc c'f: &UWO- Chapter I--Department of Transportation 173 29 gasket must be replaced Any drum which shows evidence of deterioration (e.g., visible pitting creases significant reduction in parent metal thickness from rust, corrosion or cleaning processes metal fatigue or other material defects) or which cannot be returned to its original shape and contour does not qualify for reuse (2) The entire surface of each closed head drum (and after December 31 1971 each open head drum except for its re movable head and adjacent chime area) must be tested for leakage by constant internal air pressure The leakage test must be conducted by submersion under water by completely covering the sinface with soap suds or oil or by some other method that will be equally sensl tive The air pressure must be main tained for a period of time sufficient to permit a complete Inspection for leaks The minimum air pressure for the test must be as follows Speciflcatlo N C paclty I c All 17E fO 12 r Ilona (12 gallons less 17H fO 12 gall ns 112 gallons lees Minimum test pressure p.s.1. IS 7 6 7 S If leaking the drum does not qualify for reuse (3) Marking (I) All previous test markings com modity Identification markings and labels must be removed (II) The outside of each drum qualify lng for reuse under this section must be marked on the body within 10 Inches of the top Head with the following Informa _ tion "Tested (or "`Inspected as appro prlate) the month and year of the test (or Inspection If an open head drum) and the DOT registration number of the reconditioner For example TESTED 2/70 DOT R1001 The registration number required for this marking must be obtained from the Office of Hazardous Materials Depart ment of Transportation Washington DC 20590 (III) Markings must be In at least V Inch figures and letters on a contrasting background (lv) Hie printed marking of the month and year of test Is not required if each Is clearly indicated by other means such as perforations on a decal (n) Any drum meeting one speclflca tion which has been altered to meet an other specification must be capable of meeting the new specification in all respects (1) Each drum so altered must be In spected tested and marked In accord ance with paragraph (m) of this section. In addition, the drum must-- (I) Bear the specification markings re quired by the specification under which It was originally manufactured and (II) Bear both the old and the new specification identification In conjunction with the markings required by para graph (m) of this section with the sped fication to which the drum is converted shown last eg 17E/17H For ex ample 17E/17H TESTED 2/70 DOT R1001 (IB use 831-835 secs 9 902(h) 49 Uh C 1657 1421-1430 1472(h)) (29 FR. 18671 Dec. 29 1964 as amended by Order 66 30 PB. 6743 Apr 23 1965 Amdt 173-3 33 FB 14921 Oct. 4 1968 Amdt. 173-31 36 FR 12275 July 31 1970 Amdt 173-31A 35 FR 19021 Dec 16 1970 Amdt 173-54 36 FR 18469 Sept 15 1971 Amdt 173-77 38 FR 35470 Dec 28 1973] 173 29 Emply onta ne s a) Empty cylinders barrels kegs drums or other containers except car boys (see paragraph (c) of this section) previously used for the shipment of any hazardous materials as defined In this part if authorized for reuse must have all openings including removable heads, filling and vent holes, tightly closed before being offered for transportation Small quantities of the material with which containers were loaded may re main In empty contamers and when the vapors remaining therein are un stable it is permissible to add sufficient inert gas to render the vapors stable (b) They may be loaded in open or stock cars when desired Cars should not be placarded but lighted open flame lanterns or other open flame lights should be kept away (c) Carboys previously used for the shipment of corrosive liquids when of fered to carriers for transportation as empty carboys must have been thor oughly (completely) drained Whenever 39-022 0--74 57 I 11 1 II ri i i < OCC 014298  173 30 Title 49--Transportation practicable they should not be loaded with valuable or perishable freight. (d) Empty bottles other than carboys previously used for the shipment of cor rosive liquids must be securely stoppered (e) Any packagmg or accessory which has been used for a shipment of radio active materials and which contains residual internal radioactive contanuna tion when shipped as empty must be securely closed The external surface must be free of significant removable radioactive contamination as provided in 1 173 397(a) The radiation at the ex temal surface of the packaging must not exceed 0 5 millirem per hour The Empty label, described in 173 420 taiust be affixed to the packaging (f) Unless otherwise specifically pro vided, any empty packagmg offeied for transportation (see paragraph (a) of this section) bearing labels described in 173 405 through 173 422 (except 173 420 of this subchapter) must have these labels removed, obliterated, o completely covered The label described in 173 420 is authorized for the latter purpose Each packagmg which last contained explo s v and on w'uiovi the word E* PLOSIVES or the shipping name is printed stenciled or otherwise marked or applied when shipped as empty must have this marking completely covered or obliterated if shipped in less than car load or less than truckload lots or on open top or flat cars or on open top or flat bed motor vehicles or trailers Cover mg or obliteration of these labels and markings is not required for carload or truckload shipments made m closed cars or van type motor vehicles when loaded by the shipper and unloaded by the con signee or their authoized agents 129 FR 18671 Dec 29 1964 Redesignated 32 PR 5606 Apr 5 1967 as m nd d by Amdt 173-61 37 FR 5947 M 23 1972 Amdt 173-70 38 PR 5307 F b 27 1973) 173 30 Load ng and unloading of trans po tv h cles (a) Any person who loads or unloads shipments of hazardous materials into or from transport vehicles shall comply with the applicable loading and unload lng provisions of Parts 174 and 177 of this chapter as follows (1) Rail Sections 174 525 through 174567 (2) Highway Sections 177 834 through 177 848 [Amdt 173-6 34 F.R 7160 May 1 1969] 173 31 Qual f cation maintll and u e of t nk c 11 (a) General qualifications fc (1) Except as otherwise provided71 paragraph (2) of this para<Traptn tank car used for the transport'61 dangerous articles shall meet r quirements of the applicable spc tlon and regulations for the trait1 tlon of the particular commodity subparagraph (3) of this paragr1 (2) In addition to the tanks ,, lzed In Part 173 tanks built ]E July 1 1927 in compliance American Railway Association Sj fications for Tank Cars or tarks f compliance with previous specif of the Department if built or un s struction on the effective dates j are authorized for sendee as pr\ In the following tabl and notes ti tanks and safety relief devices? tested as prescribed in paragrq? and (d) of this section and equlpj approved valves valve protection and safety relief devices pprgcc^ir1JeSs^ti!j _ Otfr d p* h*1-- ! curre t regulati ns Q tes) -a l 2 .103 103A 103B 103B W 104 105A200-W 1G5A 200AL-W 105A300-W 105A400-W 105A500-W _ 105A600-W 106A500-X 106A800-X 107A ARA III AKA IV AHA m ARA III bb U dC ARA IV 105A100-^ 105A100AL-W AR K V ICC-105 r i i A 300 105A400 105 4.500 i 105A600 ICC r BE 27 106AS' 106A800 t --a a NoteI bscq Ids ARA tank ntly rec nmstrutht ad I beer th riglu tn *. N TE 2 T k cars q Ippe 1 Uh sal lie b th v t 1 u so h 1 d therwlsr t p tinlspl cent t u dmNsotutrleeets3ysppTohfwaedstet cia ms mtost nletsbequuseipdpleodp tlct valve N I D til 1 1965 cars b lit pit 1959 25 p I sal ty rvll 1 1 m y be p_ psl sal ty rell 1 1 ast b lng u capa lty n k te 5 Tanks b It Spec DOT 105 Air 100AL-W m y be It d d las If 1 a3! 10SA200-W 105A200AL-W rc.pectl ly r sal t 11 f 1 cs t st g d t 111 e wlthtb ppllcabl pccifcat Note 6 Th test p essures It k ..V U lted St tea prior to January 1 19 6 1 lo mply with curre t pc DOT 10 qr ta k b Ut pri t 1911 are n t so utta 1 b dwre iscd test p es ure m l be I dlcater ' plate tt bed to tb bulkb fl (3) Unless otherwise speclfid vided m Part 173 when els 08 OCC 014299 Chapter I--Department of Transportation 173 421 <c) Each Radioactive Yellow HI la bel except for size and color must be as shown 173 418--173 419 [Reserved] 173 420 Empty label (1) In addition to the requirements of 5 173 404 the upper half must be yellow and the bottom half must be white The printing border and symbol r~ust be b ack excep hat the hree ter tical bars must be a red overprint [Amdt 173-70 38 PH 5312 Feb 27 1973] g 173 417 Corros ve mate al label (a) In addition to the requirements of 173 404 each Corrosive label except for size must be as shown (l) Each side must be at least 6 inches long with each 'etter at l"_st 1 in h high. [Amdt 173-70 38 FR 6312 Feb 27 1973] 173 421 Spontaneously combustible mate al 1 bel (a) The Spontaneously combustible label except for size and color must be as shown i i ? 1 > [Amdt 173-70 38 FR 8312 Feb 27 1973 Amdt 173-70 38 FR 6180 Mar 7 1973] 287 OCC 014300 I 173 402 Title 49--Transportation 1 173 402 Lnb I g h do s n t 1 (b) If the material in a package ha () Except as otherwise provided in this part no person may offer for trans portation a package containing a haz ardous material unless th<fl package is consp uously labeled in accordance v ith the following (1) For an explosive an Explosive A Explosive B or Explosive C label as appropriate For the label description see a 173 405 (2) For a nonflammable compressed gas a Nonflammable gas label as de scribed in ' 173 406 (3) For a flammable compressed gas a Flammable gas label as described m 173 407 (4) For a flammable liquid a Flam mable liquid label as described ui 173 40S (5) For a flammable solid a Flan mable solid label as described in 173 410 () For an oxidi mg material that is not an organic peroxiae an Oxidizer label as described in 173 413(a) (7) For an organic peroxide that is classed as an oxidizing material an Or more than one classification one of which is Class A explosives Class A poi son or Rad oactive niatenals the pack a"e must be labeled for each hazard (c) Labels are not required on pack ages containing hazardous materials w hen the packages are-- (1) Loaded and unloaded under the supervision of Department of Defens personnel and (2) Under escort by Department of Defense personnel in a separate vehicle (d) Labels are not required on cy'ln ders containing compressed gases classed as flammable or nonflammable when the cylinders-- (1) Are carried by private and con tract motor carriers (2) Are not overpacked and (3) Are durably and legibly marked in accordance with CGA Pamphlet C-7 Appendix A dated May 15 1971 entitled A Glide for the Preparation of Pre cautionary Markings for Compressed Gas Containers 129 FR 18767 De 29 1964 Redesignated 32 FR 5606 Adi 6 1967 rd am nded by Amdt 1 3 3 33 FR 14930 O t 4 1968 game peroxide label as described in Amdt 173--41A 36 FR 9069 May 19 1971 173 413(b) Arndt 173-70 38 FR 5310 F b 27 1973 38 FR (8) For any poisonous matenal except 6180 M r 7 1973] an mutating material a Poison gas or Poison label as appropriate For the label description see 173 414 (9) For a poisonous material that is an lrntating material an Irntant label as described m 173 415 (10) For a radioactive material Ra dioactive--White X Radioa tive Yel low-II or Radioactive Yellow-III labels as appropriate Each package must be labeled with two such labels affixed to opposite sides of the package For the 173 403 Labels fo m d p k ng (a) When hazardous materials hav ing different classifications are packed within the same packaging or the same outer enclosures as described m 173 2o the outside of the package must be labeled as required for each material Involved (29 FR 18767 D c 29 1964 R d slgnat d at 32 FR 5606 Ap 5 1967 and am nded by Amdt 173-70 38 FR 6310 Feb 27 1973] label description see 173 416 173 404 Label j (11) For a corrosive material a Cor (a) Shippers must furnish and attach j rosive label as described m 173 417 the labels prescribed for their packages (12) As prescribed for use under Labels should be applied to that part of 173 29 of this subchapter an Empty ! label as described in 173 420 C pies of COA Pamphl t C-7 Appendix (13) For a metal barrel or drum con tain ng a flammable liquid having a vapor Am be obtained 1 om the C repressed Oas Assocl tlon Inc 600 Fifth Avenue N w Y k NY 10036 and the National LP pressure exceeding 16 p s i a a Bung Gas Aaso 1 tl n 79 W St Monroe Street Chi label as described In 173 119(h) (1) (i> cag IL 80603 282 OCC 014301 Chapter I--Department of Transportation the package bearing consignees name and address (b) Labels must not be applied to a package containing only material which is not subject to Parts 170-189 of this subchapter or which is exempted there from However this paragraph does not prohibit the use of labels lequired for purposes of import or export shipments or lequired by 14 CFR 103 13 of the Fed eral Aviation Regulations on packages destined for transportation by air tc> Shippers must not use labels which by their size shape and color may read lly be confused with the standard cau tion labels prescribed In this part (d) Except as otherwise provided m this part each label must be diamond shape with each side at least 4 inches long and have a solid line border at least 3 5 inches long on each side The speci fications for colors in Appendix A to this part should be followed for the colors prescribed m 5 173 405 through 173 42 (e) Form identification information (including name of supplier) may be printed on a label m type no larger than 10 point if it is placed outsiae oi the solid line border of the label (f) For import shipments only labe's affixed to packages in anotner country having the same size symbols ana color as prescribed m these regulations are au thonzed in place of the labels prescubed herein They may contain insciiptions required by the country of origin (g) A label may be overstamped or overprinted with the appropriate hazard class numeral as listed m 3 1 2 4 of this subchapter The number snould be black at least 0 25 inch in height and must be located in the bottom corner of the label Note The display of the class number on 1 b 1 Is qul d by m fo lgn g e n m nt (h) Labels required by the regulations immediately pnor to January 1 19 4 may be used until January 1 1975 This provision does not apply to the required use of labels for explosives (29 yn 1B767 D~c 2B 1964 aa am nded by Amdt 173 70 38 FR 5310 Feb 27 1973) 173 405 Explos e 1 bcl (a) Each Explosive A Explosive B and Explosive C label except for size and color must be as shown 283 173 405 i OCC 0X4302  173 406 Title 49--Transportation v> (1) In addition to the requirements specified In 173 404 each label must be orange with the inscription border and symbol black [Amdt 173-70 38 PE 6310 Feb 27 19731 173 406 Nonflammabl gas label (a) Each Nonflammable gas label except for size and color must be as shown v (1) In addition to the requirements of 173 404 each label must be red with the inscription border and symbol black [Amdt 173-70 38 FR 6311 Feb 27 1973] 173 408 [Reserved] 173 409 Flamm ble 1 qu d label (a) Each Flammable liquid label ex cept for size and color must be as shown (1) In addition to the requirements of { 173 404 each label must be green with the Inscription, border and symbol black [Amdt 173-70 38 FR 6311 Feb 27 1973] 173 407 Flammable ga label (a) Each Flammable gas label ex cept for size and color must be as shown (1) In addition to the requirements of 5 173 404 each label must be red with the inscription border and symbol black. [Amdt 173-10 38 FR 6311 Feb 27 1973] 173 410 Flammable sol d label. ca) Each Flammable solid label ex cept for size and color must be as shown 284 OCC 014303 174 530 Title 49--Transportation mu t have attached to both sides and bofh nds the DANGEROUS placard d es'"-*bed bv 17a 552 and the doo-s li not tl ht mint be stripped to prevent en trance of spares (1) Packages of explosives shall b so b aced and stayed as to prevent tnelr rro/ement and o as to pr vent Injury to them due to movement of other freight during transit Note 1 F mm nd d m th d of bio king nd b ng Bur u f E p! 1 Pamphlet 0 (c) Explosives class B may be carried In tight closed truck bodies or trailers on flat cars provided all automatic liea lng or refrlgeratin machinery v ih which truck bodies or trail rs are equlpp d shall be rendered Inoperative Dacka"es of explosive shall be so braced and stayed as to prevent their movement and so as to prevent injury to them due to movem nt 0 other freight durin? t aih.lt Ends sloe walls or doors of truck oodles or trailers shall not be rolled upon to prevert the shifting of heavy loads unless adequat ly des gned "D^n gerous placards prescribed by 5 174 5-5 mu t be s""urely attached to the car or truck body or trailer so as to be vis ble *n w b ~ _ nr1 rrr* of th Note 1 For recommended m thoda of blocking nd bracing Bureau of Kx p ogives --C (29 PR 18774 De 29 1904 aa amended by Ord r 66 30 F.R 6 47 Apr 23 1965] 174 530 Co fo cl s C xplo e (a) Explosives class C may be loaded Into any closed car In good condition With the exception of blasting caps slid ele trie blasting caps explosives class C may be loaaed Into any container car in good condition No placards or car ce-tiflcates are required (1) Packages of explosives shall be so braced and staved as to prevent their movement and so as to prevent Injury to them due to movement of other freight during transit Note 1 F recommend d m th ds f blocking nd bracing ee Bur u of Exolo Ives Pamphlet 6 (b) Explosives class C may be carried in tight closed truck bodies or trailer" on flat cars provided all automatic heating or refrlgeratin" machinery with which truck bodies or trailers are equipped shall be rendered mope ative Packages o explosives shall be so braced and stayed as to prevent their movement so as to prevent Injury to them due mot ement of other freight during tr r Ends side rails or doors of truck boc* or tra lers shall not be relied upon to p vent the shifting of heavy loads uni adequately designed. No-e 1 r mm nd d m thod bl king nd br cing ee Bu u f plosi e Pamphlet 6C 129 PR 18774 D c 29 1964 as am nded O d 66 30 FJl 5747 Ap 23 19651 174 o31 L gl t (a) When necessarv to use lights whl handling explosives It Is recommends that whe-e practicable Incandesce electric lights be provided 174 532 Lo d ng olh h ao n te Is (a) Shipments must be properly load ed In clo ed cars container cars o in ti"bt closed truck bodies or trailers o flat car except as otherwise provided 1 P,,rto 170-189 of this chapter and car placarded as prescribed when accepted by camet Ends side walls or aooi o truck bodies or trailers shall not be re lied upon to prevent the shiftin'- c heavy loads unless adequately designee ! O'--- 1 Is _ _ U ~ phle No 6 f ec mm nd d m th da blocking ard b lng rtlcle In are S o d. " c id age hr-t S 174 538) blr loading 1 beled ttcl tog tn or with plosive named In 5 173 53 to 173 114 of hi chapter Note 2 Fo recommend d tn th d bl *Jng nd bra lng tn tru k bodl trail rs n fl t care se Bur au f Expl si P mphlet 6C (1) Shippers must furnish the mate rial fo staying packages of hazardous materials loaded by them (b) Flammable liquids or flammabi gases must not be loaded transpoitea or stored in cars equipped with ant tape o lighted heatei oi open flame device or in cais equipped with any apparatus or mechanism utilizing n internal com bu tion er me in its opeiation (1) Flammable liquids or flammable \ gases must not be loaded in truck bodies \ or trailers equipped \ ith lighted heaters / or any automatic heating or refrigerating 1 apparatus when such truck bodies or s trailers are loaded on flatcars ( (2) This prohibition does notapph I and heating or refrigeration apparatus ! may be opei ated on motor vehicles loaded \ on flatcars when such motor vehicles are 1 298 / I OCC 014304 Chapter I--Department of Transportation 174 5 2 loaded with flammable liquids or flam m ble cases when the lading space is equipped with no electrical apparatus o her than nonspaikin" or exDlosion proof types no combustion apparatus m the ladmg space and no connection for return of air from the lading space to any combustion apparatus The heating sys tem must be such that no part of the ladmg is heated over 130 r and con forms to 393 7 1 of this title (3) Pyroforic liquids m cylinder" Cylinders contauung pyrofonc houlds nos unless p~c^ed in strong " ooden boxes and seci ed therein to protect valves must be loaded with all va.v~ and saf ty re'lef devices In the vapor spac and must be secured so that no shifting will occur m transit (c) Packages bearing labels must be loaded so they cannot fall ard other packages cannot fall onto or slide against il em This requn ement does not pre elude the use of loadin'1 methods that are designed to permit limit d movement of the load and that are appioved in v nting by the Federal P abroad Admin istiatoi Pa ivdges bean g iiaikmgs This Side Up or This End Up must XT which containers were loaded may ic- main in empty containers and when the vapors lemammg therein are un staple it is permissible to add sufficient ineit gas to render the vapo s staple (1) They may be loaded m open or stock cars when desired Cars snoula not be placarded but lighted open flair e lanterns or other open flame lights should be kept away (f; Carboys previously used for the shipment of corrosive liquids when ore sented o earners for transportation m ca load or less than carload shipm nts as empty caibojs must be thoroughly (comple ely) drained Vhei ever prac ticable tney should not be loaaeci v. ltn valuable or perishable fie ght (g) Matches Carload lots of strike anywlieie (friction) matches mu_t d loaded as compactly as possible to avoid motion within the car especially 'enith wise of the car Dro rudmg nails me-al band anchors or other projections on sidewalls ends door posts stuadum cr ar floors liable to puncture packages must be removed or adequately ove ed to prevent damage to containers o matches Car doorways hould be i a i a---- 1 U cju an ma.L>l as flammable solid oxidizer nonflem n aole gas or a corrosive label (liquids only) is prescribed heiein must not be loaded m the same car w th explo ives named in $ 173 53 to 173 8i of this sub chaptei (See load ng and tonge chart 174 538 ) Packa es beanng a flammable solid or an oxidizer label must not be 'oaded in the same end of a car with packages beanng a corrosive label (liquids only) except that shippers lo ding carload hipmerts who have ob tamed prior approval ion the Depart ment ma load m~ rials to ethei when i is known that the mixtuie of contents v oula not cause a dangerous ei olution of ne t or gas (d> M tnl oarrels or drums containln ^ammable liquids may be loaded on steel ondola or flat cars or into stock cars nut must not be loaded into hopper bot tom cars (e) Empty cylinders barrels kegs or rums p e nou h used for the shipment l onv hazardous matenal as defined in t 173 of this chapter must have all Penin s including r movable beads lung and v nt holes properly closed be c oem offered for transpo tatior mall quantities of the material with from contact with tne doors ana ne inside hmn- of the ca snould De supp mented when necessary by strips nai d to the car and close enough together r-o keep the bo es from bem^ junm d against the stuadmg and broken by hi mi pressures on small areas The s ro-" est dimension of the box nculd be loaded 'enHhwise of the car Fart'al layer of boxes should be Interlocked with the lower layers The cars u d should be made secure against the en trance of parks or rain and should be the strongest cars available (1) [Re erveaj (2) Carload lots of strike anywhere match! s handled subject to stop ofl privile es must be loaded in accordance with paragraph (g) of this sc on aid when necessary the load must be re arran ed and/or blocked and braced by each consignee before forwarding (3) Less than carload lots of s rffi anywh re matches should be care ul" loaded so that they cannot fall and so that other packages of freight cannot fa 1 or o injure them Whenever p ac citable the packages of matches shouio be pl,, d to facilitate r ady removal in ca c of fire A smokm^ box of matches should not be broken open tl p fi e v il cease of itself if air can be kept from it 299 OCC 014305 f 174 532 Title 49--Transoorlation (4) Carload or 1 ss han car oad lots thePquid from a broken carbov v-Jl d o strike amrv.h re matches winch tor ard th doorway and outs he a c have been damped by fire or by wate "'ho space be ween the s rips ana in ex in'uiishm" a fire in t an i or on fleo bine so blocking us d for t c? riers prope ty must be reloaaed in the carboy boxes must oe coierea w p one lv prenaied cars and braced or t le ot 1 inch thlcsne-s of clea i blocked be_ore being forwarded ud ae d -v sand or earth not sawdus or o tma ion to frei<jht clmm department o combUstlole material claim ad us ers or to original shipper or other parties for salvage Great car sh uld be taken to examine and repair damaged outsid packages before reload mg into car All loose matches should firs be destroyed Individual in eror boxes and paper wrapped cartons or packages shou d then be carefully placed in tight outside packages complji lg ~s nearly as circumstarces will permit with container specifications but und r no condition hall the outside package be of less st en^th than required by oecifica tion 15i cr 12C (ff 178 168 or 178 206 of (2) hi nc acid when load d v oth r ac ds or other corrosiv liq id carboys must b sp ated from ,, oth r carboys \ 2 fa" 6 in h p am. on e_ e hould b ru.i'pd across tne foor s.t lea t 12 m hes from the n a id c boss and the pace b tween plaruc and the ca boss of nitric ac shou'a be filled with sand sifted a h o other Incombustible abso b mat lal ( ) Electri storage batteries (wc ) for chlpm nt must b comnlcteiy p tested so tha sho-t cl cults will do p v n c1 and must not be loaded or stc this chapter) nor of greater capa ity with exp'o lie. than authorized Charred cases mu t <4t Shipments of electric sto a e b t net be rued Boards used in repairing ter es (wet) end electrolyte packed e~ wooden c e mutb so n-11 d that they recui M by 173 2* of tma "hen^ wifi not alio v my interior bone cartora mus* o oo bloci d and brs ^d tn&t the or n~cka r's to fad oi b In the event the, cannot change pen leu dur'n" trim the lndivlourl bone or pap ~ wrapp d when cam are handl * wi h recw c' -s net fi snu^Jv in the ou c- e and must be oo lo d d vhat otner Side pSC^a - ~ -- h" la frei"h cannot fjj 0n>o or 0ij;j ^ olns b filled I fatly with dry ana ciean , >m u t 'o^ded on "ondols o Un - or elas ic wads of dry news fi car but mu - u: pane s o drv waste pan ~ ^Ahoopc bottom cars (h) Co rosive liquids Carboys of cor <l) Compr^o d e. m cyllrd r3 rcxiv8 liq^a musf not be loaded into Cylinders containing compres ed g _ contamer c r Th y miLt fa. so b'oek d EhJl be ecure'v lashed in ai uorigbt braceu or stayed that th y cannot position o sc to or v r tb ir ov rtnm change nos t'on duri g t ansit wh n lr" or loaded into rac s e< ur ly at being h_mal"d with reasonable care Car t ched to tne ca or packed In bo"es or bo"s of nitric ac'd must not be loaded crates of s ch dimeiu. oru. as to nr vent Into box cars or In true.. bodies or th lr over umlng or loaded in a hor' trail on fiat c,,rs more than two tiers / zontal posit on Spe DOT-4Ii cylmd h'gh except hat eomple ly boxev. car i must b lo aed in an uprlgit position boys sDecification ID ( 1784 o this I and be s s iv b aced chant r) may be loaded three tiers hi~n ** (1) Cyfird rs containing compre 3 d Car ooo s may be cleat d in an open gr. es may b* loaded In o el gondola position if d sired Flat or stock cars may or fiat c r o m o stoc^ ^rs bu m t bo used for loadin'1 ca boys of acids not o load d Into hopner bottom cars (1) VThen less than ca load ship <j) Radio -ctive materials meets ere loaded wi ho h r frel^^t the (1) Shin n nts of low p clfic activity carbovs must be placed n nr the doorway material a. defln d in ? 173 389(c) and mu t have wooden trips not le~s of this chcp^r must be loaded o a than 2 in hes in height nailed to the car to avoid so "e"e and scattering of loose floor about 8 inches from the bracing material Loading res rlctions are pre These strips must be arranged so that scribed in 3 173 392 of this chapter 300 occ 014306 ! Chapter I--Department of Transportation 174 332 (2) Storage and loading restrictions are prescribed In 5 174 586(h) (3) Containers of radioactive material weighing 15 000 pounds or more may be loaded on fiat cars Gondola cars (drop bottom cars not authorized) may be used for the following (I) Radioactive materials In contain ers weighing 5 000 pounds or more (II) Strong wooden boxes with Inside containers of solid radioactive material securely braced and cushioned and (III) Radioactive material In concrete filled metal drums or In concrete vaults weighing 700 pounds or more (4) Packages must be so blocked and braced that they cannot change position during conditions normally Incident to transportation (5) Persons should not remain un necessarily In a car containing radio active materials (k) Nitrates listed In 5 173 182(b) of this subchapter must be loaded m clean closed cars which must be free of loose boards cracks holes or exposed de cajed spots Interior of cars must be swept clean and be free of ai y projec tions capable of damaging bags when -h u ate is so "ack^g d cf ca s must nave tignt Josures Journals and boxes must be in good condition (See 5 174 541(a) (1) and (2) of this subchapter) (l) Poison gas class A by rail freight Poison gases class A, may be shipped by for or to the Departments of the Army Navy or Air Force of the United States Government when loaded and handled as follows (1) In metal drums specification DOT 5A (5 178 81 of this chapter) or WD 5A in box cars gondola cars or stock cars (fiat bottom) In carload lots (2) In tanks specification DOT 106A (5 179 300 and 179 301 of this chapter) mounted on or secured to multi unit cars or gondola cars (flat bottom) in carload lots only (3) In bombs in box cars or gondola cars (fiat bottom) In carload lots only (4) In projectiles or ammunition for cannon with gas filled projectiles In box cars In carload or less than carload lots War Department specification container (5) Gas handlers Each Shipment of one or more carloads as described in paragraphs (1)(1) (2) (3) and (4) of this section shall be accompanied by a crew of qualified gas handlers supplied with equipment to handle leaks or other container failure which will permit the escape Of gas Gas handlers will remain with the shipment during the entire time that It is m the custody of the carrier Gas handlers will in the event of leak age or escape of gas make repairs and perform decontamination If necessary If they need assistance they will advise the earners representative as to the nearest Department of Defense facility and aid required (6) Loading and bracing in cars Drums must be loaded in cars having level floors Cars equipped with metal corrugated ends or cars having bowed ends must be supplied with end wall bulkheads constructed in accordance with requirements for center gates (See Sketch 1 Bureau of Explosives Pam phlet No 6) (7) Drums must be loaded not more than one tier (layer) high md w h flL lng holes up They must be loaded as los lv tQPrefher as posJb) s wise and 1 nQU wise and so bio__ d and braced as to maintain their relative posl tions during transit (8) Drums with filling holes In heads must be loaded on their bottoms They may be loaded in rows lengthwise of the car and any space between the sides of car and the nearest row of drums must be filled In with wooden boards or lum ber nailed to sides of car sufficient In length and width to contact both hoops of drums or drums may be loaded across car In staggered stacks of which the number of drums In alternate stacks Is reduced by one drum All drums In stacks following the first stack loaded In end of car must be placed tightly Into the angle of space formed by the sidewalls of the drum in the preceding stack. Any space between the sides of car and the drums in stacks having the greater num ber of drums must be filled in with wooden boards or lumber nailed to sides of car sufficient In length and width to contact both hoops of drums i i i i i i 301 OCC 014307  174 533 Title 49--Transportation (9) Diums with fillin holes n ides must oe loaded on their sides with tilling hoi s ud They must be loaded length wise of the car in lows and any space between sides of ca and the n arest ow of ai ums must be filled in with w ooden do?ids or 'umb r nailed to sides of car ufilclent In length and width to contact both hoops of drums (10) Drums must be load d In box ca from enas of car toward pace between car doo s and there Draced by center g,,te and wedges (See Sketch1 Bure u of Explosives Pamphlet No 6 ) (11) Doorways of box cars must be pro ected by one of the methods pre cnbed In Sketch 1 Bureau of Explosives Pamphlet No 6A (12) Tanks must be securely mounted on ar especially prov ded fo her o on gondola cars prepared v 1th substan tlal wooaen frames ana blocks ( ) Bomb projectiles and cannon ammunition must be loaded blocked and b aced as shown In Bureau oi Explosn s Pmnonl t GA When shipments are 'oaaed in gonaola cars they must bi_ e curely blocked and braced and not loaded highei than the sides of the car cv o 1 " pc ^ ' i-- c Doison (class A or &> must u transported In the same car with ma al \v mar e as o known to be foodstuffs feeds or any other edible ma t rial Intended for consumption by hu mans or animals (n) Specification 56 or 57 ( 178 251 17 25 178 253 of this chapter) port ble tames con amlng hazardous materials may not be stacked on each other nor mav any other freight be stacked on th m during transportation [29 FR 18774 D 29 1964 H(l into 32 FR 5606 Ap 5 1967 d m nd cl by O d 66 30 FP 5747 Ap 23 1965 O d 74 32 FR 5275 M r 29 1967 Amdt 174 1 33 FR 14931 Oct 4 19 8 An dt 174 5 34 FR 18554 N 21 1969 Amd 174-00 37 FR 2886 F b 9 1972 A ndt 174-14 37 FR 949 \ ar 23 1972 Amdt 173-70 38 FR 5313 r b 27 1973 Amdt 174 21 39 FR 127 Ap 8 1974 Amdt 174-23 39 FR 33532 S pt 18 1974] 171 533 T k bod oil o fl t c (a) Truck boaies or trailers contain ir"T e do nes class B explosnes cla C or hazaidous ma erials as provided in Parts 170-189 o tl is chapter m is be of such desigr and so loaded th?t they will not rupture or become seriously dama ed under conditions normally in cident to transportation and must be so e ured on the flat car that th y cannot perm n ntiy change position durln transit Dacl ages of explosives and haz ardous matenals contained therein must be loaded and braced as pro ided by 174 529 174 530 and 174 532 Placards mus be applied when prescribed by 174 541 and 174 542 (b) Truck bodies or trailers equipped with automatic heating or refrigerating equipment employing any fuel or article classed as hazardous material In Parts 170-189 of this chapter may be loaded and transported on flat cars If such e uipmenc Is of a type approved by the Bureau of Explosives They must be so braced and stayed on the flat car that they cannot permanently change position ___ 1C Od go Jh d, a a u tu mate lais may not be transported In t -U r o~ " a s r"ic xcepf under conditions approved by the Federal Rail road Admmistrator [29 F.R 18774 Dec 29 1904 as amended by Amdt 17^-8 35 FJt 17950 Nov 21 1970] 174 534 Po t ble cont inc s or tank (a) Portable containers or tanks must be of such design and so loaded and stayed In closed cars In gondola cars on fl?t cars or In truck bodies or trail ers on flat cars so they cannot per manentlv change position rupture or become seriously damaged under con ditions normallv incident to transporta tion Ends sidewalls or doors of truck bodi s or trailers shall not be relied upon to prevent shifting of portable con tamers or tanks l 302 OCC 014308