IADC ASP Program - 1996 Final Summary Report 
 

 

LTI Incidence Rate indicates the number of lost-time accidents calculated per 200,000 manhours, the method used by the U.S. Occupational Safety & Health Administration (OSHA). indicates the number of lost-time accidents calculated per 200,000 manhours, the method used by the U.S. Occupational Safety & Health Administration (OSHA).

LTI Frequency Rate indicates the number of lost-time accidents calculated per 1 million manhours. This method is used by many regulatory bodies around the world. indicates the number of lost-time accidents calculated per 1 million manhours. This method is used by many regulatory bodies around the world.

Final Report 1996
January - December
Note: Figures are unaudited

CATEGORY

TOTAL
MANHOURS (MHs)
TOTAL
MTOs
TOTAL
 RWCs
TOTAL
 LTIs
TOTAL
 FTLs
TOTAL
 RCRD
LTI 
INCD.
 RATE

LTI 
FREQ.
 RATE

DART
INCD.
RATE
DART
FREQ.
 RATE
RCRD 
INCD. 
RATE
RCRD 
FREQ. 
RATE
US Land 29,590,566.53 826 443 533 5 1807 3.64 18.18 6.63 33.15 12.21 61.07
US Water 32,827,738.10 432 175 164 3 774 1.02 5.09 2.08 10.42 4.72 23.58
International Land 54,743,471.00 245 56 229 7 537 0.86 4.31 1.07 5.33 1.96 9.81
International Water 44,518,703.25 388 40 138 4 570 0.64 3.19 0.82 4.09 2.56 12.80
European Land 4,332,480.00 28 11 81 0 120 3.74 18.70 4.25 21.23 5.54 27.70
European Water 25,162,014.00 326 35 174 0 535 1.38 6.92 1.66 9.31 4.25 21.26
US COMBINED 62,418,304.63 1258 618 697 8 2581 2.26 11.29 4.24 21.20 8.27 41.35
INTERNATIONAL COMBINED 99,262,174.25 633 96 367 11 1107 0.76 3.81 0.96 4.78 2.23 11.15
EUROPEAN COMBINED 29,494,494.00 354 46 255 0 655 1.73 8.65 2.04 10.21 4.44 22.21
INDUSTRY TOTAL 191,174,972.88 2245 760 1319 19 4343 1.40 7.00 2.19 10.97 4.54 22.72
MTO = Medical Treatment Only INCD = Incident Rate (200,000 MHs): LTI INCD Rate = (LTI s+FTLs) *  * 200000 / Total MHs
RWC = Restricted Work Case DART INCD Rate = (LTI s+RWC+FTLs) * 200000 / Total MHs
LTI = Lost Time Accident RCRD INCD Rate = (MTOs+RWCs+LTIs+FTLs) * 200000 / Total MHs
FTL = Fatality  FREQ = Frequency Rate (1,000,000 MHs): LTI FREQ Rate = (LTI s+FTLs) * 1000000 / Total MHs
RCRD = Total Recordable LTI FREQ Rate = (LTI s+RWC+FTLs) * 1000000 / Total MHs
  RCRD FREQ Rate = (MTOs+RWCs+LTIs+FTLs) * 1000000 / Total MHs

Also Available for ASP Rig: 5 Year Summary Report


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