Project Limits {Ans: These are shown on the key sheet and modified as follows: 1. The areas of construction operations and areas used by the Contractor to perform the work. If only a portion of a lane or shoulder of a road is being constructed, they include all lanes and shoulders of the roadway. 2. Where only one direction of a road is being constructed, and the road is divided by a median, island, or barrier curb, they include all of the lanes in that direction and the median. Otherwise, they include all lanes in both directions. 3. The longitudinals include all safety devices and signs excluding signs greater than 1,600 feet outside the ones shown on the key sheet. 4. Areas within the ROW provided for the Contractor's use.}Interim Completion {Ans: A milestone other than "Completion of Work," requiring completion by a specified date or within a specified time.}Substantial Completion {Ans: When all work is complete, with the exception of landscaping Items listed in 811.04, removal of SESC measures, FINAL CLEANUP, and repair of unacceptable work; provided the RE has determined that: 1. The Project is safe and convenient for use by the public. 2. Failure