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pipe offshore requires capturing the Improved logistics. Preparing the waste fuid and ensuring that it is pipe offshore on the rig requires not washed off the rig foor and into that it be there fve to six days the sea. Onshore pipe cleaning, in a prior to running in the hole to controlled environment, eliminates allow suffcient prep time, which the risk of overboard discharge, introduces deck loading issues and signifcantly lowers transportation scheduling challenges for boats and

Drilling & Completions and disposal costs and allows for crews. Prepping the pipe onshore appropriate oil/water segregation at the yard avoids these logistics and recycling. hurdles, and less activity on the

Safety. In its 2011 Summary of rig foor helps reduce maintenance

Figure 2. Weatherford used the

Occupational Incidents report for costs associated with rig foor operator’s operations base to prepare the Asia-Pacifc offshore region, machinery by reducing the number and make-up tubular doubles prior to the International Association of of connections made-up at the deployment.

Drilling Contractors found that 36% rotary table and extending the of recordable incidents occurred operating life of rig equipment. In services is the complete tracking on the rig foor, and 10% occurred addition, it reduces the number of of pipe inventory, down to the on or near the pipe deck. This days tubular running personnel sequence in which it will be run comes into clearer focus when one are required onboard the rig to in the hole. Each joint or joint considers that space constraints on assist with pipe preparations, multiple is tracked at every stage, a rig foor force many operators to providing cost savings and from prep in the yard to downhole stack pipe fve to six joints high. reducing risk, particularly during deployment.

Thus when preparing pipe offshore Australia’s cyclone season when With the level of QA/QC

Australia, rig personnel walking on rig headcount should be kept to a assurance provided by this service, the casing are working at heights of minimum. a reduction in contingency tubular 1.5m or higher, which increases the Further logistics and running plans bring added benefts and cost risk of twisted ankles or falls. time improvements are realized by savings. Making-up pipe onshore allows prepping and moving doubles or Increased accuracy of pipe for safer handling of pipe joints, and triples to the rig, in a ready-to-run preparation. The use of tubular additionally, reduces the amount of state. Running ready-made stands management services onshore rotary table (RT) activity on the rig of doubles or triples also reduces allows for higher technology prep foor. Further safety improvements running time, which translates to options to be deployed, such as are realized by the hands-free make- corresponding reductions in the laser measurement and barcode up systems afforded by tubular amount of ‘open hole’ time. Further, identifcation of each joint or management services. Onshore pipe it reduces wellbore conditioning stand, and drifting and strapping preparation can be performed under and cleaning costs while enhancing machines. Offshore preparation more controlled environmental safety, and rig time savings that typically translates to more conditions, such as under a canopy, reduce time to production. Similar manual handling and preparation to protect feld personnel from the savings are realized when shipping techniques, such as the use of risk of heat stress that is common doubles or triples back to the measuring tapes and manual data in the Australian summer, when shipyard for breakout into singles, recording. And a reduction in temperatures can reach 50°C. rather than breaking them down on wellsite handling the rig. Given the helps protect the integrity of high operating expensive corrosion-resistant alloy spread rates tubulars. in Australia, Integrated operations. An operator even small time can realize signifcant operational savings translate effciencies by partnering with one to signifcant cost provider to conduct both tubular savings. management and tubular running

Full inventory services. Using the same company control and yard with the same employees that are management. A multi-skilled and experienced in subset of logistics the comprehensive tubular running benefts provided process ensures consistency and magnumoiltools.com by tubular integrity in how the tubing is management handled, controlled and run, and

OE | February 2013 oedigital.com 50 oe_D&C.indd 50 31/01/2013 10:50