Recommended Practice for Maintenance and Use of Drilling and Well Servicing Structures |
Common terms and phrases
anchor capacity Bad Bow Pin Beam bolted connections BOLTED STRUCTURES broken wires capacity verification CATENARY Check concentrated loads Corroded OK corrosion Cracked Welds OK Damaged Cracked Welds DERRICK OR MAST drilling equipment Foundation ground conditions GUY GUY GUY guying pattern guywire loads INSPECTION OF DERRICK kinking LETTERS PATENT load bearing load transfer mechanisms location preparation lowering operation Lubrication manufacturer Manufacturer's Assembly Drawing MAST AND SUBSTRUCTURE MAST DERATING mast manufacturer's recommendations MASTS WITH GUYLINES Minor Major Missing Number Needs Repairing OK Number Of Visible OK Cracked Welds OK OK OK OK OK Safety OK Safety Pin picking for removal Pin Hole PORTABLE MASTS pull testing qualified person Recommended Practices Reference API RP Repairing OK OK REPORT OF VISUAL safe bearing capacity SECTION servicing structure Sheaves soil SPACING AND CAPACITY SUBSTRUCTURE Sample Form supplemental footing tion Visible Marks Applied VISUAL FIELD INSPECTION wellhead wellsite location wellsite owner/operator wire rope Worn Cracked Welds ZONE