Resolution providing for a Supplemental Agreement or Agreements with Mackin Engineering & Consultants for costs associated with Construction Inspection and Contract Administration for the Critical Sidewalks Gaps and Sylvan Ave Projects; providing for the payment of the costs thereof, not to exceed Four Hundred Ninety-One Thousand Forty-Eight Dollars and Forty Cents ($491,048.40), an increase of Twenty-Four Thousand Five Hundred Thirty-Two Dollars and Thirty-Two Cents ($24,532.32) from the previously executed agreement as previously authorized by Resolution 300 of 2023.