Logging Time

Logging times vary according to a number of variables, but the following chart gives an estimate of the time taken to log a 200m hole with a standard suite of Read Wireline Services logging tools (including Acoustic Televiewer over the entire hole)

Logging Tool Down Hole Speed Logging Speed Logging time for 200m hole – inc. setup
Dummy Tool 25m/min 25m/min 15 minutes
Density Tool 15m/min 4.5m/min 70 minutes
Sonic Tool 15m/min 3m/min 90 minutes
Resistivity Tool 15m/min 8m/min 45 minutes
Verticality Tool 20m/min 8m/min 40 minutes
Acoustic Televiewer 10m/min 1.5m/min 150 minutes
Log Processing Time N/A N/A 60 minutes
Total 470 minutes – 7.8 hrs