| Engineer | Form: (06)
400587894
04/23/2014 | Note changes to plugging procedure:
1) Submit Form 42 electronically to COGCC 48 hours prior to MIRU.
2) Add 10 sxs casing plug over Niobrara. Pump plug and displace, shut-in, WOC 4 hours and tag plug. Must be 7120' or shallower.
3) Add Sussex plug by perforating@4480' and squeezing with 40 sxs. Pump plug and displace, shut-in, WOC 4 hours and tag plug. Must be 4380' or shallower. If maintain circulation don't need to tag plug.
4) For 474' plug: pump plug and displace, shut-in, WOC 4 hours and tag plug – must be 559’ or shallower.
5) Properly abandon flowlines as per Rule 1103. File electronic Form 42 once abandonment complete. |