Specifications include, but are not limited to: This is a tree topping project throughout District 6. Flagging shall consist of the appropriate signs and devices as indicated on the Traffic Control plan sheet. Flagging operations may be used for (1) point control for ingress and egress into the work zone or (2) it may be used for a short distance lane closure on a two-lane two-way highway. If more than one flagger is required for a flagging operation, the lump sum/day cost shall be adjusted accordingly by the Engineer. THE CONTRACTOR SHALL INSTALL, MAINTAIN, AND REMOVE ALL SIGNS IN ACCORDANCE WITH THE DETAILS OF AND AT THE LOCATIONS SHOWN IN THE PLANS. SIGNS INSTALLED BY THE DEPARTMENT OF ROADS OR OTHER GOVERNMENT AGENCY SHALL BE MAINTAINED AND REMOVED BY THEIR FORCES.