| Engineer | Form: (04)
400426395
06/14/2013 | 1) Niobrara cement shall be placed as proposed.
2) Verify existing cement coverage across the Sussex with a cement bond log.
3) If it is not present as follows, provide remedial cement from 200’ below Sussex to 200’ above Sussex.
4) Verify all remedial cement coverage with cement bond log and Form 5. |
| Engineer | Form: (06)
401139231
12/01/2016 | 1) Prior to starting plugging operations a bradenhead test shall be performed. If the beginning pressure is greater than 25 psi, or if pressure remains at the conclusion of the test, or if any liquids were present contact COGCC Engineer for sampling requirements. The Form 17 shall be submitted within 10 days of the test.
2) Provide 48 hour notice of plugging MIRU via electronic Form 42.
3) Properly abandon flowlines as per Rule 1103. File electronic Form 42 once abandonment complete.
4) Need to add cement plug to isolate J-sand perfs. RBP at 7800', tag and add 2 sacks on top.
5) If surface casing plug is not circulated to surface then tag plug – must be 164’ or shallower and provide a 10 sack plug at the surface. Leave at least 100’ cement in the wellbore for each plug. |