HYDRO20255 - Laserfiche WebLink

Home Browse Search

WELL 91-1V PLUG AND ABANDONMENT 13 June 2005 Road rig from Denver to well field. 14 June 2005 Rig up Layne Western rig on well. Break off well head flange. Pick up 9-5/8 inch Cast Iron Bridge Plug. (CIBP) Pick up string of 2-7/8 tubing and run plug in well to 1920 feet. Could not get to bottom of well. Got hot water truck and flushed well. Still could not get down. I S June 2005 Pulled CIBP out of well. Picked up 8-3/4 inch bit. Ran in well. Tagged @ 1860 feet. Drilled less than 2 feet and hit solid substance. (casing). Rotated bit 45 minutes @ 1860 feet. Could not get down. Worked bit another hour. Still no progress. Contacted BLM (Paul Daggett) and EPA (Nathan Wiser). Discussed problems. Pulled out of well with bit. Bit had iron sulfide and normal junk from casing packed in cones. Bottom of bit showed good wear as if we were drilling on metal. Picked up CIBP and ran in well. Se[ CIBP @ 1860, per discussion and verbal approval from all agencies. 16 June 2005 Trip 2-7/8 tubing from well. Remove CIBP running tools. Run tubing back in well open ended for cement plug. Ran pipe to 1855 feet. Rigged up Big 4 Cementers. Pumped 190 sacks of 15.8# Class G cement on top of CIBP. Pulled tubing from well. Rigged up Weatherford wireline service on well. Tagged cement top @ 1406 feet. Perforate casing @ 1380 feet, 4 shots,'/z inch. Well did not drain. Re-perforated well casing @ 1250 feet. Well still would not drain. Installed casing head and pressured up well to 1000 PSI on casing. No circulation to surface. Shut down to contact BLM and EPA again about new problems. Got verbal approval to cement casing to surface from EPA and BLM. Ran tubing in open ended to 1302 feet. Pumped 235 sacks light 12.8# cement to surface. Pulled pipe from well. 17 June 2005 Rigged down. Moved rig from well. 23 June 2005 Filled casing to surface with grout cement. Installed dry hole marker on well casing, stuck down in cement and welded to surface casing.