1、MIL-STD-1320 -3 1 m 77777LL 0070072 L = - - k19.4- O) MILITARY STANDARD TRUCKLOADING OF HAZARDOUS MATERIALS PALLETIZED UNIT LOADS CHIMNEY PATTERN MIL-STD-1320-3 (NAVY) 29 JANUARY 1975 SUPERSEDING WR-S1/3A 30 JULY 1964 INDEX PAGE - ITEM GENERAL NOTES 2 Fn (SINGLE LAYER) za3 FTC (NULTI-LAYER) 465 NOTE
2、S: LTL 6 1. UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES. DETAILS 7 2. FOR CROSS REFERENCE i0 ASSOCIATED PALIETIZING, UNITIZING DETAIL 8 CONTAINERLOAPING AND CARLOADING MILITARY STANDARDS. REFER TO INDEX TO STANDARDS. MIL-HDBK-236. AUTHORIZED AND RELEASED FOR HIGHWAY SHIPMENTS ONLY NAVAL WEAP
3、ONS HANDLING FI_ _I - - 7 - I_ 7- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-1320 -3 7 7 7 7 7 1 1 O O i O O 7 3 3 MIL-STD-1320-3 (NAVY) GENERAL NOTES I. THE INDEX TO STANDARDS FOR PALLETIZING, TRUCKLOADING, RAILCAR LOI LISTS HAZARDOUS M
4、ATERIALSAND INDICATES THE CORRECT DOCUMENT TO BE USED IN TRUCKLOADING OF EACH ITEh4 INDEXED, MIL-HDBK-236 INDEXES THE UNIT LOADS THAT ARE AUTHORIZED FOR BLOCKING AND BRACING USING THIS DOCUMENT. THIS DOCUMENT PROVIDES DETAILED TRUCKLOADING INSTRUCTIONS APPLICABLE TO PALLETIZED UNIT LOADS WHEN THE SU
5、M OF TE LENGTH AND WIDTH OFA UNIT LOAD IS LESS THAN THE WIDTH OF A STANDARD TMILER. NGAND CONTAINER LOADING, MIL-HDBK 236 (NAVY), 2. 3. THE PROCEDURES AND PRACTICES CONTAINED HEREIN ARE INTENDED FOR VAN TYPE TRAILERS OF ALL LENGTHS. THE TRAILERS MAY HAM WOOD FLOORS, METAL FLOORS OR METAL FLOORS WITH
6、 WOOD NAILING STRIPS. THE BLOCKING METHODS SHOWN ON PAGES 3, 5 AND 6 ARE FORTRAILERS WITH WOOD FLOORS AND METAL FLOORS WITH WOOD NAILING STRIPS. WHEN THE TRAILER HAS METAL FLOORS OR THE CHARACTERSITICS OF THE UNIT LOAD MAKES THE BLOCKING AND BRACING SHOWN IMPRACTICABLE TO USE, CHOOSE AN APPROPRIATE
7、ALTERNATE METHOD EXPLAINED IN THE SPECIFIC INSTRUCTIONS FOR THIS LOAD. A FULL TRUCKLOAD (FTL) CONSISTS OF AS MANY UNIT LOADS THAT CAN BE ARRANGED IN THE TRAILER CHIMNEY PATERN; CUBE, PER- MISSIBLE GROSS VEHICLE WEIGHT AND AXLE LOAD LIMITATIONS PERMITTING. IF THESE LIMITATIONS PERMIT, UNIT LOADS MAY
8、BE DOUBLE OR TRIPPLE LAYER IN ACCORDANCE WITH THE PRINCIPLE SET FORTH IN THIS DOCUMENT. A LESS-THAN-TRUCKLOAD (LTL) SHOULD BE ARRANGED CONSIDERING WEIGHT DISTRIBUTION IN THE TRAILER. A TYPICAL LTL IS SHOWN ON PAGE 6. AFTER BLOCKING AND BRACING HAS BEEN INSPECTED, ATTACH SHIPPING DOCUMENT TO INSIDE O
9、FTRAILER IN AN ACCESSIBLE AREA, CLOSE AND SEAL TRAILER DOORS, AND ATTACH APPROPRIATE PLACARD (IF REQUIRED) TO BOTH SIDES, FRONT AND BACK OF TRAILER. APPLICABLE MTERIAL SPECIFICATIONS: DUNNAGE LUMBER, MM-L-751; NAILS FF-N-I(U, TYPE Il, SME IO COhWON BRIGHT; STRAPPING QQ-S-781. TYPEI, CLASS A. FOR GEN
10、ERAL TRUCKLOADING PROCEDURES, REFER TO THE GENERAL TRUCKLOADING DOCUMENT, MIL-STD-1320 (NAVY). 4. 5. 6. 7. B. 9. PROCEDURE (SINGLE LAYER) I. THE LOAD SHOWN ON PAGE 3 IS INTENDED TO ILLUSTRATE TYPICAL BLOCKING AND BRACING PROCEDURES FOR A SINGLE LAYER LOAD IN TRAILERS WITH WOOD FLOORS AND METAL FLOOR
11、 WITH WOOD NAILING STRIPS. FOR TRAILER WITH METAL FLOORS, USE THE APPRO- PRIATE ALTERNATE BLOCKING METHOD (SEE NOTE 3 BELOW). DO NOT NAIL BLOCKING OR BRACING INTO METAL FLOORS. 2. WHEN THE CHARACTERISTICS OF THE UNIT LOAD PREVENTS NAILING SLEEPERS, PIECE 6, TO THE TRAILER FLOOR, USE A FILLER ASSEMBL
12、Y, DETAIL H OR J PAGE 7, AS APPROPRIATE, ON THE SIDE OF THE UNIT LOADS. -1 WHEN SLACK (TRAILER WIDTH LESS LADING WIDTH) IS LESS THAN 3 l/2 INCHES, SLEEPERS AND OR FILLER ASSEMBLIES MY BE OMITTED. 3. WHEN THE TRAILER HAS METAL FLOORS OR METAL FLOORS WITH NAILING STRIPS AND THE STRIPS ARE NOT IN THE D
13、ESIRED LOACTION, USE A FILLER ASSEMBLY, DETAIL H OR J PAGE 7, AS APPROPRIATE, AT THE SIDE OF THE UNIT LOADS. FILLER ASSEMBLIES SHALL FILL THE VOID BETWEEN THE UNIT LOADS AND TRAILER SIDE WALL. TM QUANTITY AND THICKNESS OFTHE MATERIAL USED TO FABRICATE THE FILLER ASSEMBLIES MAY BE VARIED AS NECESSARY
14、 TO FILL THE VOID. THE TYPE OF REAR BLOCKING TO BE USED IS DEPENDENT UPON THE DISTANCE BETWEEN THE TRAILER DOORS, WHEN CLIXED, AND THE REAR OF THE LADING. . 4. 5. DISTANCE LESS THAN 12 INCHES INSTALL REAR BLOCKING ASSEMBLY, DETAIL 8, AS SHOWN ON PAGE 3. CAUTION I REAR BLOCKING MUST BEAR AGAINST LADI
15、NG AND TRAILER DOORS WHEN DOORS ARE CLOSED. -USE TRAILERS WITH ROLL UP DOORS. DISTANCE 12 TO 36 INCHES INSTALL REAR BLOCKING ASSEMBLY, DETAIL F, PAGE 5, AS SHOWN ON PAGE 5. REAR BLOCKING MUST BEAR AGAINST LADING AND TRAILER DOORS WHEN DOORS ARE CLOSED. DO NOT USE TRAILERS WITH ROLL UP DOORS. DISTANC
16、E GREATER THAN 36 INCHES INSTALL REAR BLOCKING AS SHOWN IN TYPICAL LTL, PAGE 6. DO NOT USE TRAILERS WITH ALL METAL FLOORS. PAGE 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I- - MILSTD-1320- 3 NAVY) DETAIL 0 REAR BLOCKING ASSEMBLY I REQUIRED DET
17、AIL FRONT BULKHEAD 1 REQUIRED *lW = TRAILER WIDTH 6 SLEEPERS 2x410 SUIT AS REQD SEE FIELD NOTE 5 SUPPORT 2x 410 SUIT 4 SOLID FILL x 6 x Wf* -1 AS REQD LAMINATE 6/PIECE SUIT 4 4 3 1 Od 5 3 10d THICKNESS TO SUIT TO 3 UNITLOAD HT 4 SEE I a2 - 4X4X VERTICAL 3 3/JOINT 12d 2 FWD HORIZONTAL 2 x 6 TO SUIT 2
18、 1 I AFT HORIZONTAL I 2x6xTwx-I I 2 I 3 3/JOINT I 12d NO.KS NAIL I SIZE REQD NAILS TO SIZE IECE NO. DESCRIPTION I UST OF MATERIALS AND NAIUNG DATA I I I SECTION C-C PAGE 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ _ _- - - MIL-STD-L320 -3 BL
19、m 97797LL 0070095 7 W, MIL-STD-1320-3 (NAVY) PROCEDURE (MULTI-LAYER) I. THE LOAD SHOWN ON PAGE 5 IS INTENDED TO ILLUSTRATE TYPICAL BLOCKING AND BRACING PROCEWRES FOR A TWO LAYER LOAD IN A TRAILER WITH WOOD, METAL OR METAL WITH WOOD NAILING STRIPFLOORS. WARNING DO NOT NAIL BLOCKING OR BRACING INTO ME
20、TAL FLOORS. 2. TO PREVENT LONGINDINAL MOVEMENT IN THE SECOND (AND THIRD) LAYER($ WHERE THE LAYER CHANGES FROM TWO LAYERS TO ONE LAYER HIGH (OR THREE LAYERS TO TWO LAYERS HIGH) AND AT THE REAR OF THE LOAD WHEN TWO OR MORE LAYERS HIGH, THE UNIT LOADS SHALL BE UNITIZED AS SHOWN ON PAGE B. THE STIFFENER
21、S SHALL BE POSITIONED ON THE UNIT LOADS SO THAT WHEN THE UNIT LOADS AXE IN THE TRAILER, THE STRAPPING IS PARALLEL TO THE LONGITUDINAL AXIS OF THE TRAILER. THE STIFFENERS SHALL ALSO BE POSITIONED TOWARDS THE LOWER LAYER(S) AND WHEN AT THE REAR OF THE LOAD, TOWARDS THE REAR. USE FILLER ASSEMBLIES, DET
22、AILS H, J, KOR L, AS APPROPRIATE TO FILL THE VOIDS BETWEEN THE UNIT LOADS AND THE TRAILER SIDE WALLS. THE QUANTITY AND THICKNESS OF THE MATERIAL USED TO FABRICATE THE FILLER ASSEMBLIES MAY BE VARIED AS NECESSARY TO FILL THE VOID. 3. piG-1 WHEN SLACK (TRAILER WIDTH LESS LADING WIDTH) IS LESS THAN 3 1
23、/2 INCHES, FILLER ASSEMBLIES MAY BE OMIITED. 4. WHEN TRAILER HAS FLOORS OF WOOD OR METALVIITHWOOD NAILING STRIPS, DOUBLED 2 x 4 SLEEPER MAY BE SUBSTITUTED FOR THE SPACER ASSEMBLY, DETAIL H, WHERE THE UNIT LOADS ARE ONE LAYER HIGH. THE TYPE OF REAR BLOCKING TO BE USED IS DEPENDENT UPON THE DISTANCE B
24、ETWEEN THE LADING AND THE TRAILER DOORS WHEN CLOSED, 5. DISTANCE LESS THAN 12 INCHES INSTALL REAR BLOCKING ASSEMBLY, DETAIL B. AS SHOWN ON PAGE 3. REAR BLOCKING MUST BEAR AGAINST THE LADING AND TRAILER DOORS WHEN DOORS ARE CLOSED. WUSE TRAILERS WITH ROLL UP DOORS. DISTANCE 12 TO 36 INCHES INSTALL RE
25、AR BLOCKING ASSEMBLY, DETAIL F, AS SHOWN ON PAGE 5. REAR BLOCKING MUST BEAR AGAINST THE LADING AND TRAILER DOORS WHEN DOORS ARE CLOSED. USE TRAILERS WITH ROLL UP DOORS. DISTANCE GREATER THAN 36 INCHES INSTALL BLOCKING AS SHOWN IN TYPICAL Ln, PAGE. X = UNIT LOAD NIGH *lW E TMILER WIDTH PAGE A FRONT B
26、ULKHEAD 1 REQUIRED SIE DETAIL MQE 7 SECTION E-E Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-1320 -3 3 = 9999733 0070096 9 - _ THIS DRAWING ILLUSTRATES A LOAD WHEN THE DISTANCE BETWEEN THE LADING AND THE TRAILER DOORS IS 12 TO 36 INCHES. S
27、EE NOTE 5, PAGE 4, FOR DETAILED INSTRUCTIONS FOR THIS AND OTHER CONFIGURATIONS. . MIL-STD-1320-3 (NAVY A SEE DE TA IL DETAIL 0 REAR BLOCKING ASSEMBLY 1 REQUIRED *w= TRAILER WIDTH - TO SUIT lid 1 id - - - - 16d - l- 2 FYlD HORIZONTAL 2x 6 TO SUIT 4 1 AFT HORIZONTAL 2 x 6 x W*-i 4 3 3/JOINT I 12d NO.K
28、S NAIL NUMBER I IZE SIZE REQD TO NAILS IECE NO. DESCRIPTION LIST Cf MATERIALS AND NAIUNG DATA FTL MULTI-LAYER (AU LENQTH TRAILERS) PAGE 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-1320-3 (NAVY) LTL (ALL LENGTH TRAILERS) I. THE LTL SHOWN
29、 ON THIS PAGE IS INTENDED TO ILLUSIRATE TYPICAL BLOCKING AND BRACING METHODS FOR LTLIN A TRAILER HAVING WOOD FLOORS OR METAL FLOORS WITH WOOD NAILING STRIPS. IWARNING DO NOT USE ALL METAL FLOOR TRAILERS FOR LTL SHIPMENTS AS THEY CAN NOT BE BLOCKED BY THIS METHOD. 2. FILLER ASSEMBLIES, DETAIL HAND J,
30、 MAY BE USED AS AN ALTERNATE FOR SLEEPER, PIECE 4. 3. ANLTL MY CONSIST OF MORE OR LESS UNIT LOADS AND ARE NOT NECESSARILY LIMITED TO THE AM.OUNT SHOWN. THIS DRAWING ILLUSTRATES A LOAD WHEN THE DISTANCE BETWEEN THE LADING AND THE TRAILER DOORS IS GREATER THAN 36 INCHES. THE TRAILER SHALL HAVE WOOD FL
31、OORS OR METAL FLOORS WITH NAILING STRIPS. 2 x 6 TRIPLED. NAIL IST PIECE TO TRAILER FLOOR W/6-16d NAILS. NAIL 2ND PIECE TO IST PIECE AND 3RD PIECE TO 2ND PIECE IN LIKE MANNER. MANNER. 2 x 6 TRIPLED. NAIL IST PIECE TO TRAILER FLOOR W/9-16d NAILS. NAIL 2ND PIECE TO IST PIECE AND 3RD PIECE TO 2ND PIECE
32、IN LIKE *TW = TRAILER WIDTH 6 BACKUP 2x636 9 SEE FIELD NOTE 5 CROSSMEMBER 2x 6 x TW-I 3 SEE FIELD NOTE 4 SLEEPER 2x 4T0 SUIT AS REQD SEE FIELD NOTE 4X4X 3 VERTICAL I UNiTLoADHT I 4 IsEE I - I - 2 FVD HORIZONTAL 2 x 6 TO SUIT 2 3 3/JOINT 12d 1 AFT HORIZONTAL 2 x 6 x TW*-l 2 3 3/JOINT I 12d NO.KS NAIL
33、 I $IZE :E DESCRIPTION SIZE REQD TO NAILS UST OF MATERIALS AND NAIUNG DATA FRONT BULKHEAD 1 REQUIRED PAGE 6 F Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-5 MIL-STD-3320 -3 All M 7777733 0070078 2 MIL-STD-1320-3 (NAVY) DETAILS (FILLER ASSEMBLIES)
34、SEE NOTE 3 PAGE 4 UNIT LOAD UNIT LOA /A L +w DETAIL FILLER ASSEMbLY A$ x6 I 2 REQUIRED 2 x 6 STRUT 3 REQUIRED DETAIL 0 FILLER ASSEMBLY WHEN REQUIRED TO FILL A LARGE VOID, DETAIL J MAY BE SUBSTITUTED FOR DETAIL HAND DETAIL L MY BE SUBSTITUTED FOR DETAIL K. PAGE 7 - - -+ ,- - -_ - Provided by IHSNot f
35、or ResaleNo reproduction or networking permitted without license from IHS-,-,-I _- -I_ - f , MIL-STD-2320 -3 81 9997733 0070099 4 m MIL-STD-1320-3 (NAVY) UNITIZING DETAIL SEE I 1/4 1 i/4SEAL x ,035 STEEL STPAP i l/4 STARE 2 x 6 DILD SfIFFENERS UMINATED W/4-1Od NAILS I. WHEN REQUIRED BY THE FTL OR LT
36、L REQUIREMENTS OF THIS MIL-STD, STACKED UNIT LOADS SHALL BE UNITIZED. IWAR“07 THE CHIMNEY PATTERN REQUIRES UNITIZING IN WO CONFIG- URATIONS: WITH THE STIFFENER5 ON THE “LENGTH“ SIDE OF THE STACKED UNIT LOADS AS SHOWN ABOVE AND STIFFENERS ON THE WIDTH“ SIDE. UNITIZING SHALL BE ACCOMPLISHED SO THAT TH
37、E REQUIREMENTS OF NOTE 2, PAGE 4 ARE SATISFIED. 2. 3. THE DOUBLED 2 x 6 STIFFENERS SHALL EXTEND FROM THE TOP OF THE STACKER UNITLOADS TO THE PALLET OF THE BOTTOM UNIT LOAD. THE 1 1/4 INCH STEEL STRAPS POSITIONED AS SHOWN, ENCIRCLE THE STACKED UNIT LOADS AND PASS UNDERTE TOP DECK OF THE BOTTOM PALLET
38、. TENSION STRAPS AND SEAL WITH WIO DOUBLE CRIMPED SEALS. SECURE EACH STRAP TO THE STIFFENER WITH FOUR 1 1/4 INCH STRAP STAPLES. 4. WHEN LOADING A TRAILER WITH A SINGLE STACK OF UNIT LOADS, THE STIFFENERS SHALL BE AT BOTH ENDS OF THE LOAD, 5. WHEN UNITIZING THREE HIGH, FOLLOW THE PRINCIPLES OF THE TWO HIGH UNIT LOADS SHOWN ABOVE. REVIEW ACTIVITY: PREPARING ACTIVITY: NAW -OS NAW -0s (PROJECT NO. 8140-NZ81) PAGE 8 U. S. GOVERNMENT PRINTING OFFICE1 1975-603-115/4272 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
