CHANGE ORDER #1 LANZO CONSTRUCTION (S-958)

Board of County Commissioners · 2026-07-21 · resolution

Resolution approving Change Order No. 1 to Contract No. S-958 between Miami-Dade County and Lanzo Construction Co., Florida for the D2-C2 project, which includes a 16-inch, 12-inch, and 8-inch DI water main and 10-inch and 8-inch DI gravity sewer along NW 22nd Avenue from NW 79th Street to NW 90th Street and an 8-inch DI force main along NW 87th Street. The change order grants a 1,000-calendar day time extension and increases the contract amount by $5,411,816.28, bringing the total from $7,253,128.25 to $12,664,944.53. It also authorizes use of funds from the Building Better Communities General Obligation Bond (GOB) Program Project No. 17-Countrywide Water and Sewer System Enhancements to pay in part for the extension of wastewater services. The change order addresses differing subsurface conditions, duct bank conflicts, concrete manhole substitution, and replenishes the Contingency Allowance. The Board of County Commissioners adopted the resolution on 7/21/2026. The project was approved via Resolution No. R-259-22 and originated from Resolution No. R-597-13. The project extends wastewater infrastructure and replaces undersized water mains, including approximately 9,246 linear feet of sanitary sewer mains and 9,851 LF of ductile iron water main service lines. The project is located in Commission District 2, represented by Commissioner Marleine Bastien. The contract was awarded on November 22, 2021, ratified on March 15, 2022, and the Notice to Proceed was issued on June 1, 2022. The Substantial Completion Date is revised from May 21, 2024 to February 15, 2027, and the Final Completion Date from June 20, 2024 to March 17, 2027. The change order includes $4,680,600.00 for differing subsurface conditions with a 908-calendar day extension, $595,409.58 for contingency replenishment, $167,731.70 for duct bank conflicts with a 92-calendar day extension, and a $31,925.00 credit for concrete manhole substitution. The contract had an 8 percent SBE-Goods goal and an 18 percent SBE-Con goal; the SBE-Con goal is recommended to be removed. No public comment or stakeholder sentiment is stated in the document.