Oil and Gas Well Drilling and Servicing eTool Oil and Gas Menu Home Glossary of Terms Illustrated Glossary Additional References Related Safety and Health Topics Page Site Map Credits General Safety/Health Safety and Health Program Common Wellsite Incidents and Fatalities Equipment Condition Site Conditions Hot Work H2S Safety and Health Hazards Other Available Resources Site Preparation Transportation Transporting Personnel Transporting Equipment Vehicle Operation at the Well Site All-Terrain Vehicles (ATVs) and Utility Vehicles (UTVs) Additional Resources Drilling Rigging Up Drilling Ahead Tripping Out/In Casing Operations Maintenance Activities Well Control Well Completion Servicing Transporting Rig and Rigging Up General Services Special Services Workover Plugging/Abandoning Wells Oil and Gas Well Drilling and Servicing » Site Map Home Job Safety Analysis (JSA) Sample Worksheet Glossary of Terms Illustrated Glossary Safety and Health Topics Page Additional References Credits General Safety and Health Safety and Health Program Need assessment/gap analysis Contractor coordination Initial planning Risk assessment/hazard analysis/job safety analysis Work rules and procedures Worker training Incident and near miss/hit reporting Emergency planning and response Housekeeping PPE Safety and health management systems Common Wellsite Incidents and Fatalities Motor vehicle incidents Struck-by, caught-in, or caught between incidents Falls from Heights Fires and explosions Slips, trips and falls (same level) Asphyxiation Electrocution Sprains and strains Equipment Condition Selection and installation of proper equipment Changes to equipment Corrosion and metal fatigue Inspection, maintenance, and repair Site Conditions Weather Heat stress Cold stress Sanitation Animals, plants, and insects Hot Work Fire and explosion hazards Exposure hazards Confined space and LOTO permits Welding, cutting, brazing, and grinding hazards Cylinder Storage and Handling H2S Safety and Health Hazards Exposure to H2S by inhalation H2S accumulation and knockdown H2S fire and explosion hazards H2S metal fatigue Additional information for H2S Other Available Resources Site Preparation Leveling, excavating, digging, and trenching Conductor Hole, Rathole and Mousehole Conductor hole and pipe Rathole Mousehole Transportation Transporting Personnel Transporting Equipment Vehicle Operation at the Well Site All-Terrain Vehicles (ATVs) and Utility Vehicles (UTVs) Additional Resources Drilling Rigging Up Setting up the substructure Setting up the rig floor and mast or derrick Installing handrails, guardrails, stairs, walkways, and ladders Installing the power system Rigging up the circulating system Installing the auxiliary equipment Inspecting the rig Rigging Down Drilling Ahead Handling tubulars Preparing drilling fluid Starting drilling Making a connection Preparing to break out pipe Breaking out pipe Making up pipe in mousehole Raising the kelly and new joint Adding pipe to the string Resuming drilling Coring Safety Data Sheet (SDS) Tripping Out/In Setting slips Breaking out and setting back the kelly Attaching elevators to the elevator links Latching elevators to pipe Working on the monkeyboard Breaking out pipe Maneuvering pipe to racking area Tripping in - latching elevators to top of stand Casing Operations Installing casing tools Running casing into the hole Installing casing accessories Circulating and cementing Maintenance Activities Rig floor Drilling line maintenance Wire rope maintenance Mud circulating system Generator, electric motors, and electrical systems Engines Derrick equipment maintenance Well Control Blowout prevention program Monitoring and maintaining mud system Installing BOPs, accumulator, and choke manifold Testing BOPs, accumulators, and choke manifold Maintaining surface control system Well Completion Conducting drill stem test Setting production casing Installing production tubing Starting production flow Hydraulic fracturing Beam pumping units Servicing Transporting Rig and Rigging Up Transporting rig Rigging up service rig Setting up work area General Services Removing the horsehead Removing the wellhead Pulling and running rods Pulling and running tubing Special Services Wireline operations Well logging Perforating Cementing Stimulation Swabbing Hot oiling Snubbing Coil tubbing Workover Sand cleanout Repairing liners and casing Well Recompletions Sidetracking Plug-Back Plugging and Abandoning Oil and Gas Wells Wellsite preparation Freepoint/Backoff wireline, stretching, and cutting operations Removing tubular operations Fishing tool operations Placing cement plugs Returning location to specified conditions