OTL: How to assign/allow an overall OTL administrator rights to approve any submitted time card

We are looking for the solution to overalll access/rights to approving time cards.  Our current approval method is by supervisor.  However, when it come to payroll deadline our organization want to ensure all hourly associate time is approved.  Sometimes the supervisor has not approved by deadline.  Or they are a vacation rule or work access set up and our payroll department can not even locate where in the process the timecard is being held up.  We want to be able to provide payroll supervisor access to approve any time card or view status of any time card easiily.  We have