I-4 Corridor Design Consultant [CDC] Project Experience

Interstate I-4 Ultimate P3, From West of Kirk Road to North of SR 434, FDOT, Orange & Seminole County, FL; FPID No.: 242484 -3 / 4 / 5 / 6, 242592-2 / 3 [12/2012 – 12/2014]

GCME served as the only Geotechnical Subconsultant for the $2.3 billion widening and reconstruction program that included 21-mile stretch from Kirkman Road to State Road 434 on Interstate 4 (I-4) with 13 bridge widened, 74 bridges replaced, 53 new and 4 temporary ones constructed. In addition, 15 major interchanges undergo complete reconstruction. GCME performed as required field exploration (9.1) and laboratory testing (9.2) for proposed bridge widenings, new bridges, MSE and bulkhead walls and prepare the GDR to be included as part of the RFP package delivered to the shortlisted P3 firms for preparation of their bid package.  Partha oversaw the preparation of the GDR and assisted I-4 CDC Team to prepare the RFP for the biggest P3 project in Florida.

Project Construction Cost:            $ 2.3 Billion

Project Owner:                                FDOT D-5

GCME Role:               GCME provided Geotechnical Services as follows:

Phase 1:

  • Performed review and evaluation of all geotechnical information available for the project alignment for various segments of the corridor collected during the past 10+ years.
  • Recommended additional field exploration program based on proposed project scope for P3.

Phase 2:

  • Bridges: 61 SPT borings @ 100 ft depth & associated Laboratory Testing
  • Sound Walls: 6 SPT borings @ 30 ft depth & associated Laboratory Testing
  • Piezometer: 4 SPT borings @ 70 ft depth & associated Laboratory Testing

Phase 3:

  • Preliminary engineering required as per FDOT design standards to develop the Technical Criteria Package for the I-4 P3 project
  • Preparation of the RFP Documents for the entire corridor
  • Provided all geotechnical engineering reviews of all geotechnical engineering related issues prepared and submitted by the geotechnical consultant of the shortlisted concessionaire’s team.