Safety Code for Elevators and Escalators

CONTENTS......Page 4
ASME FOREWORD......Page 9
 Regulatory Advisory Council......Page 14
 ELEVATORS USED FOR CONSTRUCTION COMMITTEE......Page 15
 HAND AND SIDEWALK ELEVATOR COMMITTEE......Page 16
 INTERNATIONAL STANDARDS COMMITTEE......Page 17
 NEW TECHNOLOGY COMMITTEE......Page 18
 WIND TURBINE ELEVATOR COMMITTEE......Page 19
 CSA B44.1/ASME A17.5 JOINT COMMITTEE ON ELEVATOR AND ESCALATOR ELECTRICAL EQUIPMENT......Page 20
 ASME ELEVATOR PUBLICATIONS......Page 22
 CORRESPONDENCE WITH A17 COMMITTEE......Page 23
CSA PREFACE......Page 25
SUMMARY OF CHANGES......Page 26
SECTION 1.1 SCOPE......Page 36
SECTION 1.3 DEFINITIONS......Page 37
SECTION 2.1 CONSTRUCTION OF HOISTWAYS AND HOISTWAY ENCLOSURES......Page 54
SECTION 2.2 PITS......Page 56
SECTION 2.3 LOCATION AND GUARDING OF COUNTERWElGHTS......Page 58
SECTION 2.4 VERTICAL CLEARANCES AND RUNBYS FOR CARS AND COUNTERWEIGHTS......Page 59
SECTION 2.5 HORIZONTAL CAR AND COUNTERWEIGHT CLEARANCES......Page 61
SECTION 2.7 MACHINERY SPACES, MACHINE ROOMS, CONTROL SPACES, AND CONTROL ROOMS......Page 62
SECTION 2.8 EQUIPMENT IN HOISTWAYS, MACHINERY SPACES, MACHINE ROOMS, CONTROL SPACES, AND CONTROL ROOMS......Page 70
SECTION 2.9 MACHINERY AND SHEAVE BEAMS, SUPPORTS, AND FOUNDATIONS......Page 72
SECTION 2.11 PROTECTION OF HOISTWAY OPENINGS......Page 74
SECTION 2.12 HOISTWAY DOOR LOCKING DEVICES AND ELECTRIC CONTACTS, AND HOISTWAY ACCESS SWITCHES......Page 82
SECTION 2.13 POWER OPERATION OF HOISTWAY DOORS AND CAR DOORS......Page 87
SECTION 2.14 CAR ENCLOSURES, CAR DOORS AND GATES, AND CAR ILLUMINATION......Page 92
SECTION 2.15 CAR FRAMES AND PLATFORMS......Page 102
Table 2.15.10.1 Maximum Allowable Stresses in Car Frame and Platform Members and Connections, for Steels Specified in 2.15.6.2.1 and 2.15.6.2.2......Page 105
SECTION 2.17 CAR AND COUNTERWEIGHT SAFETIES......Page 110
SECTION 2.18 SPEED GOVERNORS......Page 113
Table 2.18.7.4 Multiplier for Determining Governor Sheave Pitch Diameter......Page 116
SECTION 2.20 SUSPENSION MEANS AND THEIR CONNECTIONS......Page 118
SECTION 2.21 COUNTERWEIGHTS......Page 127
Table 2.22.3.1 Minimum Spring Buffer Strokes......Page 128
SECTION 2.23 CAR AND COUNTERWEIGHT GUIDE RAILS, GUIDEÃRAIL SUPPORTS, AND FASTENINGS......Page 131
Table 2.23.10.2 Minimum Size of Rail-Fastening Bolts......Page 140
SECTION 2.25 TERMINAL STOPPING DEVICES......Page 143
SECTION 2.26 OPERATING DEVICES AND CONTROL EQUIPMENT......Page 147
SECTION 2.27 EMERGENCY OPERATION AND SIGNALING DEVICES......Page 158
SECTION 2.29 IDENTIFICATION......Page 175
SECTION 2.30 SWAY CONTROL GUIDES......Page 176
SECTION 3.4 BOTTOM AND TOP CLEARANCES AND RUNBYS FOR CARS AND COUNTERWEIGHTS......Page 177
SECTION 3.6 PROTECTION OF SPACES BELOW HOISTWAY......Page 178
SECTION 3.9 MACHINERY AND SHEAVE BEAMS, SUPPORTS, AND FOUNDATIONS......Page 179
SECTION 3.15 CAR FRAMES AND PLATFORMS......Page 180
SECTION 3.17 CAR SAFETIES, COUNTERWEIGHT SAFETIES, PLUNGER GRIPPER, AND GOVERNORS......Page 181
SECTION 3.18 HYDRAULIC JACKS......Page 183
SECTION 3.19 VALVES, PRESSURE PIPING, AND FITTINGS......Page 185
SECTION 3.22 BUFFERS AND BUMPERS......Page 188
SECTION 3.25 TERMINAL STOPPING DEVICES......Page 189
SECTION 3.26 OPERATING DEVICES AND CONTROL EQUIPMENT......Page 191
SECTION 3.27 EMERGENCY OPERATION AND SIGNALING DEVICES......Page 193
SECTION 3.29 IDENTIFICATION......Page 194
SECTION 4.1 RACK-AND-PINION ELEVATORS......Page 195
SECTION 4.2 SCREW-COLUMN ELEVATORS......Page 202
SECTION 4.3 HAND ELEVATORS......Page 205
SECTION 5.1 INCLINED ELEVATORS......Page 209
SECTION 5.2 LIMITED-USE/LIMITED-APPLICATION ELEVATORS......Page 215
SECTION 5.4 PRIVATE RESIDENCE INCLINED ELEVATORS......Page 229
SECTION 5.5 POWER SIDEWALK ELEVATORS......Page 232
SECTION 5.6 ROOFTOP ELEVATORS......Page 236
SECTION 5.7 SPECIAL PURPOSE PERSONNEL ELEVATORS......Page 239
SECTION 5.9 MINE ELEVATORS......Page 247
SECTION 5.10 ELEVATORS USED FOR CONSTRUCTION......Page 251
SECTION 5.12 OUTSIDE EMERGENCY ELEVATORS......Page 255
SECTION 6.1 ESCALATORS......Page 257
SECTION 6.2 MOVING WALKS......Page 270
SECTION 7.1 POWER AND HAND DUMBWAITERS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 281
SECTION 7.2 ELECTRIC AND HAND DUMBWAITERS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 286
SECTION 7.3 HYDRAULIC DUMBWAITERS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 292
SECTION 7.4 MATERIAL LIFTS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 293
SECTION 7.5 ELECTRIC MATERIAL LIFTS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 297
SECTION 7.6 HYDRAULIC MATERIAL LIFTS WITHOUT AUTOMATIC TRANSFER DEVICES......Page 303
SECTION 7.7 AUTOMATIC TRANSFER DEVICES......Page 304
SECTION 7.9 ELECTRIC MATERIAL LIFTS WITH AUTOMATIC TRANSFER DEVICES......Page 305
Table 7.9.2.15 Minimum Oil Buffer Strokes......Page 307
SECTION 8.1 SECURITY......Page 308
SECTION 8.2 DESIGN DATA AND FORMULAS......Page 309
SECTION 8.3 ENGINEERING TESTS, TYPE TESTS, AND CERTIFICATION......Page 328
SECTION 8.4 ELEVATOR SEISMIC REQUIREMENTS......Page 339
SECTION 8.5 ESCALATOR AND MOVING WALK SEISMIC REQUIREMENTS......Page 365
Table 8.5.5 Component-Based Allowable Design Stresses......Page 368
SECTION 8.7 ALTERATIONS......Page 392
SECTION 8.8 WELDING......Page 411
SECTION 8.10 ACCEPTANCE INSPECTIONS AND TESTS......Page 412
SECTION 8.11 PERIODIC INSPECTIONS AND WITNESSING OF TESTS......Page 429
SECTION 8.12 FLOOD RESISTANCES......Page 436
Part 9 Reference Codes, Standards, and Specifications......Page 437
Figures......Page 6
Table 2.16.1.1 Maximum Inside Net Platform Areas for the Various Rated Loads......Page 106
Table 2.20.9.4.5 Relation of Rope Diameter to Diameter of the Small Socket Hole......Page 123
Table 2.23.3 T-Section Guide-Rail Dimensions......Page 132
Fig. 2.23.4.1-1 Maximum Weight of a Car With Rated Load or of Counterweight With Safety Device for a Pair of Guide Rails as Specified in 2.23.4.1......Page 134
Fig. 2.23.4.1-2 Minimum Moment of Inertia About x-x Axis for a Single Guide Rail With Its Reinforcement......Page 135
Fig. 2.27.3.1.6(h) Visual Signal......Page 164
Fig. 2.27.3.3.7 Panel Layout......Page 167
Fig. 2.27.7.1 Phase I Emergency Recall Operation Instructions......Page 170
Fig. 2.27.7.2 Phase II Emergency In-Car Operation......Page 171
Fig. 2.27.8 FEO-K1 Key......Page 172
Fig. 2.27.9 Elevator Corridor Call Station Pictograph......Page 173
Table 5.1.17.4.4 Minimum Oil Buffer Strokes at Given Angle From Horizontal......Page 214
Fig. 6.1.3.3.10 Dimensions......Page 259
Fig. 6.1.6.9.1 Caution Sign......Page 268
Fig. 8.2.1.2 Minimum Rated Load for Passenger Elevators......Page 310
Fig. 8.2.2.5.1 Turning Moment Based on Class of Loading......Page 313
Fig. 8.2.4 Gravity Stopping Distances......Page 315
Fig. 8.2.5 Maximum Governor Tripping Speeds......Page 316
Fig. 8.2.6 Stopping Distances for Type B Car and Counterweight Safeties......Page 318
Fig. 8.2.7 Minimum Factors of Safety of Suspension Members of Power Passenger and Freight Elevators......Page 321
Fig. 8.2.8.1.1 Allowable Gross Loads......Page 323
Fig. 8.2.9.1.3 Load Distribution......Page 327
Fig. 8.4.3.1.3 Arc of Contact......Page 340
Fig. 8.4.8.2-1 12 kg/m (8 lb/ft) Guide-Rail Bracket Spacing......Page 343
Fig. 8.4.8.2-2 16.5 kg/m (11 lb/ft) Guide-Rail Bracket Spacing......Page 344
Fig. 8.4.8.2-3 18 kg/m (12 lb/ft) Guide-Rail Bracket Spacing......Page 345
Fig. 8.4.8.2-4 22.5 kg/m (15 lb/ft) Guide-Rail Bracket Spacing......Page 346
Fig. 8.4.8.2-5 27.5 kg/m (18.5 lb/ft) Guide-Rail Bracket Spacing......Page 347
Fig. 8.4.8.2-6 33.5 kg/m (22.5 lb/ft) Guide-Rail Bracket Spacing......Page 348
Fig. 8.4.8.2-7 44.5 kg/m (30 lb/ft) Guide-Rail Bracket Spacing......Page 349
Fig. 8.4.8.2-8 Car and Counterweight Load Factor......Page 350
Fig. 8.4.8.9 Guide-Rail Axes......Page 354
Fig. 8.4.10.1.1 Earthquake Elevator Equipment Requirements Diagrammatic Representation......Page 355
Fig. 8.4.10.1.3 Earthquake Emergency Operation Diagrammatic Representation......Page 357
Fig. 8.5.1 Balustrade Handrail Force......Page 367
Fig. 8.6.8.15.19(e)......Page 388
Fig. A-1......Page 449
NONMANDATORY APPENDIX B UNLOCKING ZONE......Page 450
NONMANDATORY APPENDIX C LOCATION OF TOP EMERGENCY EXIT......Page 451
E-20.6.1 General.......Page 459
E-20.7.3 Rate of Change.......Page 460
Fig. F-1 Ascending Car Overspeed Protection (2.19.1)......Page 463
Fig. F-2 Unintended Car Movement Protection (2.19.2)......Page 464
NONMANDATORY APPENDIX G TOP-OF-CAR CLEARANCE......Page 465
Fig. G-3 Top-of-Car Marking Requirements......Page 466
Fig. G-4 Additional Top-of-Car Marking Requirements......Page 467
Fig. G-5 Additional Top-of-Car Clearance Requirements......Page 468
Fig. G-6 Additional Top-of-Car Clearance......Page 469
NONMANDATORY APPENDIX H PRIVATE RESIDENCE ELEVATOR GUARDING 5.3.1.6.2......Page 470
NONMANDATORY APPENDIX I ESCALATOR AND MOVING WALK DIAGRAMS......Page 471
Fig. I-3 Escalator Nomenclature......Page 472
Fig. I-5 Ceiling or Soffit Guard......Page 473
Fig. I-8 Cleated Riser......Page 474
Fig. I-9 Moving Walk Geometry......Page 475
Fig. I-11 Stopping Distances Corresponding to a Deceleration Rate of 0.91 m/s2......Page 476
Fig. I-12 Clearance Between Escalator Steps......Page 477
NONMANDATORY APPENDIX J RELATIONSHIP OF PIT LADDER TO HOISTWAY DOOR UNLOCKING MEANS......Page 478
NONMANDATORY APPENDIX K BEVELING AND CLEARANCE REQUIREMENTS 7.4.7.4......Page 479
NONMANDATORY APPENDIX M INERTIA APPLICATION FOR TYPE A SAFETY DEVICE LOCATION OF TEST WEIGHT 8.10.2.2.2ii2......Page 485
Fig. Q-4......Page 496
Fig. Q-6......Page 497
Fig. S-1......Page 501
Fig. S-2......Page 502
Fig. S-3......Page 503
Fig. S-4......Page 504
Fig. S-5......Page 505
Fig. S-6......Page 506
Fig. S-7......Page 507
Fig. S-8......Page 508
Fig. S-9......Page 509
Fig. S-10......Page 510
Fig. S-11......Page 511
Fig. S-12......Page 512
Tables......Page 7
Table 2.4.2.2 Minimum Bottom Run by for Counterweight Elevators With Spring Buffers, Elastomeric Buffers, or Solid Bumpers and Rheostatic Control or Single-Speed AC Control......Page 60
Table 2.17.3 Maximum and Minimum Stopping Distances for Type B Car Safeties With Rated Load and Type B Counterweight Safeties......Page 111
Table 2.18.2.1 Maximum Car Speeds at Which Speed Governor Trips and Governor Overspeed Switch Operates......Page 114
Table 2.20.3 Minimum Factors of Safety for Suspension Members......Page 119
Table 2.22.4.1 Minimum Oil Buffer Strokes......Page 130
Table 2.23.4.3.3 Intermediate Tie Brackets......Page 139
Table 2.26.4.3.2 SIL for Electrical Protective Devices and Other Electrical Safety Functions......Page 154
Table 2.26.12.1 Symbol Identification......Page 159
Table 4.1.18.1 Maximum and Minimum Stopping Distances for Rack-and-Pinion Safeties With Rated Load......Page 199
Table 5.1.17.2 Spring Buffer Stroke......Page 213
Table 6.2.3.7 Treadway Width......Page 273
Table 6.2.4 Treadway Speed......Page 275
Table 7.2.8.1 Minimum Spring Buffer Strokes......Page 289
Table 7.2.8.2 Minimum Oil Buffer Strokes......Page 290
Table 7.4.3 Type B Material Lifts......Page 294
Table 7.9.2.14 Minimum Spring Buffer Strokes......Page 306
Table 8.4.8.7 Stresses and Deflections of Guide-Rail Brackets and Supports......Page 352
Table 8.4.10.1.1 Visual Indication Matrix......Page 356
Table 8.4.11.13 Pipe Support Spacing......Page 360
Table 8.4.12.2.2 Maximum Allowable Deflection......Page 364
Table 8.6.4.20.4 Brake Test Loads......Page 380
E-9.3.6 Elevator Car Call Sequential Step Scanning.......Page 454
Table F-1 Traction Elevator Brake Type, Function, and Performance......Page 462
Table N-1 Recommended Inspection and Test Intervals in “Months”......Page 487
 INTRODUCTION TO MONITORING TABLE NÃ2INTRODUCTION TO MONITORING TABLE NÃ2INTRODUCTION TO MONITORING TABLE NÃ2......Page 488
NONMANDATORY APPENDIX P PLUNGER GRIPPER STOPPING DISTANCES......Page 494
NONMANDATORY APPENDIX Q EXPLANATORY FIGURES FOR THE DEFINITIONS OF ELEVATOR MACHINERY SPACE, MACHINE ROOM, CONTROL SPACE, CONTROL ROOM, REMOTE MACHINE ROOM, OR REMOTE CONTROL ROOM......Page 495
Table R-1 Inspection Operation and Hoistway Access Switch Operation Hierarchy......Page 499
NONMANDATORY APPENDIX U DESIGN REQUIREMENTS -- TRACTION ELEVATOR SUSPENSION SYSTEM......Page 514
NONMANDATORY APPENDIX X ACCEPTANCE TESTS......Page 518
Table X-2 Acceptance Test for Hydraulic Elevators Acceptance Test: Hydraulic Elevators......Page 519
Table X-3 Acceptance Test for Escalators Acceptance Test: Escalators......Page 520
Table X-4 Acceptance Test for Moving Walks Acceptance Test: Moving Walks......Page 521
Table Y-1 Maintenance Control Program Records......Page 523
NONMANDATORY APPENDIX Z MASS AND CLOSING TIME OF HORIZONTALLY SLIDING ELEVATOR DOORS......Page 525
NONMANDATORY APPENDIX A CONTROL SYSTEM......Page 448
N0NMANDATORY APPENDIX D RATED LOAD AND CAPACITY PLATES FOR PASSENGER ELEVATORS......Page 452
E-8.1......Page 453
E-16.2 Audible Signals.......Page 455
E-18.5.3 Audible Indicators.......Page 456
E-20.2.6 Stroke Width.......Page 457
E-20.4.3 Dimensions.......Page 458
NONMANDATORY APPENDIX F ASCENDING CAR OVERSPEED AND UNINTENDED CAR MOVEMENT PROTECTION......Page 461
NONMANDATORY APPENDIX L INDEX OF ALTERATION REQUIREMENTS FOR ELECTRIC ELEVATORS, HYDRAULIC ELEVATORS, ESCALATORS, AND MOVING WALKS......Page 480
NONMANDATORY APPENDIX N RECOMMENDED INSPECTION AND TEST INTERVALS IN "MONTHS"......Page 486
NONMANDATORY APPENDIX R INSPECTION OPERATION AND HOISTWAY ACCESS SWITCH OPERATION HIERARCHY......Page 498
NONMANDATORY APPENDIX S VERTICALLY SLIDING DOORS --  ILLUSTRATIONS OF DETECTION ZONES 2.13.3.4......Page 500
NONMANDATORY APPENDIX T......Page 513
V-1.1 Occupant Evacuation Operation.......Page 515
NONMANDATORY APPENDIX W......Page 517
NONMANDATORY APPENDIX Y MAINTENANCE CONTROL PROGRAM RECORDS......Page 522
INDEX......Page 526
 FORM AND ARRANGEMENT......Page 553
Inquiry: 11-2155......Page 555
Inquiry: 11-2156......Page 556
Inquiry: 11-2229......Page 557
Inquiry: 11-2229 Reconsideration......Page 558
Inquiry: 12-990......Page 559
Inquiry: 12-990 Reconsideration......Page 560
Inquiry: 12-1012......Page 561
Inquiry:  12-1618......Page 562
Inquiry: 12-1746......Page 563
Inquiry: 12-1749......Page 564
Inquiry: 12-2274......Page 565
Inquiry: 13-5......Page 566
Inquiry: 13-273......Page 567
Inquiry: 13-343......Page 568
Inquiry: 13-445......Page 569
Inquiry: 13-719......Page 571
Inquiry: 13-934......Page 572
Inquiry: 13-1022......Page 573
Inquiry: 13-1462......Page 574
Inquiry: 13-1496......Page 575
Inquiry: 13-1544......Page 576
Inquiry: 13-2001......Page 577
Inquiry: 14-61......Page 578
Inquiry: 14-95......Page 579
Inquiry: 14-227......Page 580
Inquiry: 14-503......Page 581
Inquiry: 14-702......Page 582
Inquiry: 14-1000......Page 583
Inquiry: 14-1025......Page 584
Inquiry: 14-1104......Page 585
Inquiry: 14-1503......Page 586
Inquiry: 14-1883......Page 587
Inquiry: 15-136......Page 588
Inquiry: 15-319......Page 589
Inquiry: 15-501......Page 590
Inquiry: 15-614......Page 591
Inquiry: 15-883......Page 592
Inquiry: 15-1446......Page 593
Inquiry: 15-1755......Page 594
Inquiry: 15-2004......Page 595