Acid mine drainage is one of mining's most serious threats to water. A mine draining acid can devastate rivers, streams, and aquatic life for hundreds, and under the right conditions, thousands of years.
(3) Upon receipt of a protest within 10 days after contract award or within 5 days after a debriefing date offered to the protester under a timely debriefing request in accordance with 15.505 or 15.506, whichever is later, the contracting officer shall immediately suspend performance, pending resolution of the protest within the agency, including any review by an independent higher level official, unless continued performance is justified, in writing, for urgent and compelling reasons or is ...
Specific Rules for Filing a Lien. A prime contractor must file a lien within four months after the last materials were delivered or the last labor was provided. If the contractor only supplied labor to a project, they must file the lien within two months of the last time labor was performed.The action that was taken to enforce a lien is required six months after the completion or the last time services or materials were furnished.If a contractor was hired as a sub or as a laborer, they have four months after the last delivery of services or materials to file the lien.he action that was taken to enforce a lien is required six months after the completion or the last time services or materials were furnished. If a contractor was hired as a sub or as a laborer, they have four months after the last delivery of services or materials to file the lien.