Specifications include, but are not limited to: I-75 (SR 93A) from north of CSX R/R/Broadway Ave. to south of SR 582/Fowler Ave. is an urban principal arterial Interstate freeway consisting of six lanes within the limited access right-of-way. This roadway is an SIS corridor in Hillsborough County, with an interchange at I-4. Improvements will include rigid pavement rehabilitation for concrete pavement slabs of the existing mainline, shoulders and some ramps, and analysis of guardrail deficiencies. Any deficiencies of guardrail including guardrail bridge connections or end treatments will be summarized in an evaluation memo for Department review and approval. Design for guardrail repairs will be optional services once Department has approved guardrail evaluation memo.