IADC ASP Program - 1995 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 1995
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 29,345,864.00 942 343 585 10 1880 4.06 20.28 6.39 31.96 12.81 64.06
US Water 32,386,695.00 471 182 156 3 812 0.98 4.91 2.11 10.53 5.01 25.07
International Land 38,685,807.00 280 23 220 5 528 1.16 5.82 2.11 6.41 2.73 13.65
International Water 38,798,759.00 417 44 123 4 588 0.65 3.27 1.28 4.41 3.03 15.16
European Land 2,974,472.00 31 17 102 0 150 6.86 34.29 0.88 40.01 10.09 50.43
European Water 21,512,736.00 251 45 129 1 426 1.21 6.04 8.00 8.13 3.96 19.80
US COMBINED 61,732,559.00 1413 525 741 13 2692 2.44 12.21 4.14 20.72 8.72 43.61
INTERNATIONAL COMBINED 77,484,566.00 697 67 343 9 1116 0.91 4.54 1.08 5.41 2.88 14.40
EUROPEAN COMBINED 24,487,208.00 282 62 231 1 576 1.89 9.47 2.40 12.01 4.70 23.52
INDUSTRY TOTAL 163,704,333.00 2392 654 1315 23 4384 1.63 8.17 2.43 12.17 5.36 26.78
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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