Addenda modifying invitation for bids shall not be issued within a period of (3) working
days prior to the scheduled time for the opening of bids, excluding Saturdays, Sundays
and any other legal holidays.
If the necessity arises to issue an addendum modifying an invitation for bid within
the (3) working day period prior to the scheduled time for the opening of bids, then
the opening of bids shall be extended exactly (1) week, without the requirement of
re-advertising.
Addenda shall be sent to all prospective bidders known to have received an Invitation
to Bid.