The phrase "advance the timetable" is correct and usable in written English.
You can use it when discussing the acceleration of a schedule or plan.
Example: "Due to the recent developments, we need to advance the timetable for the project completion."
Alternatives: "expedite the schedule" or "speed up the timeline."
A24 NEW YORK/REGION B1-10 OfficialSpeeded Up Schedule For Downtown Rebuilding State and city officials, reacting to criticism that progress was lagging, advanced the timetable for rebuilding the trade center site, setting July 1 as the deadline for initial development plans and Sept. 1 for final plans.
Here summer temperatures can reach 126 F. (52 C .. Daniel, the guide, arranged for us to arrive after 4 p.m., when this hot spot becomes less hot, but I advanced the timetable by a few hours on the principle that if we're going there anyway, let's get the full monty.
Moments after learning of his appointment as Acting Commissioner of the Corrections Department earlier this month, the former Warden, Norwood E. Jackson, appealed to the County Board of Legislators to advance its timetable for expanding the Women's Unit, a plan originally scheduled for consideration in the fall.
Mr. Karzai is expected to make that announcement this month, meaning that the timetable would be significantly advanced for Australia, which had planned to withdraw its troops by the end of 2014.
Stowe knew well in advance of his intention to resign early and planned the timetable.
By 1992 the list of participating countries had grown to 140, and the timetable for ending production of CFCs advanced to 1996.
And yet, announcing in advance a timetable for withdrawals to begin lacks the Lincoln ring.
In response to concerns about the timetable for reform, Ofgem said suppliers were already making changes in advance of the new rules.
Public concerns about the North Korean situation were already running high before the Pentagon advanced its timetable for North Korea's capabilities.
