Alligator Alley was constructed in the 1960's as another way to link Southwest Florida with South Florida. The original configuration was a narrow two-lane highway with daytime and nighttime speed limits enforced. The Alley was upgraded to interstate standards from the late 1980's to 1992. It was the final segment of I-75 completed in Florida.
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| County Road 846 (Immokalee Road) represents the first of five interchanges within Collier County along Interstate 75 southbound. 03/21/20 |
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| CR 846 runs 32.92 miles between U.S. 41 west of I-75 and SR 29 in Immokalee to the northeast. Delnor-Wiggins State Park lies along the gulf at the west end of CR 846 (Bluebill Avenue). Corkscrew Swamp Sanctuary is located along CR 846 north of Orangetree. 03/21/20 |
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| Overlays added to Exit 111 signs replaced Naples Park with North Naples. As farm land was replaced with retail areas and subdivisions, Immokalee Road grew over the course of several decades from a narrow two lane rural highway to a six lane urban arterial. 03/21/20 |
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| Interstate 75 expands with a forested median between Immokalee Road (CR 846) and Vanderbilt Beach Road (CR 862). 03/21/20 |
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| Interstate 75 converges with Pine Ridge Road (old CR 896) in four miles. The South Florida cities of Fort Lauderdale and Miami make their first appearance on southbound distance signage here. 03/21/20 |
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| A diamond interchange joins I-75 with Pine Ridge Road (CR 896) at Exit 107 in 1.25 miles. 03/21/20 |
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| CR 896 lines Pine Ridge Road 7.0 miles overall from U.S. 41 at north Naples to CR 951 (Collier Boulevard) north of Golden Gate. 03/21/20 |
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| Exit 107 leaves Interstate 75 south for CR 896 (Pine Ridge Road). 03/21/20 |
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| Newer subdivisions front the west side of Interstate 75 while a rural type street grid spreads to the east. 11/22/12 |
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| Advancing south, Interstate 75 meets County Road 886 (Golden Gate Parkway) at a parclo interchange (Exit 105) in two miles. 03/21/20 |
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| Golden Gate Parkway constitutes a six lane arterial west from Santa Barbara Boulevard to Coastland Center mall and U.S. 41 (Tamiami Trail) in the city of Naples. 03/21/20 |
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| Planned for 20 years, the $27 million exchange with Golden Gate Parkway opened to traffic after three years of construction on March 13, 2007.1 03/21/20 |
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| CR 886 (Golden Gate Parkway) provides a third access route to Naples from I-75. The arterial east winds through Golden Gate to CR 951 (Collier Boulevard). 03/21/20 |
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| Dual lanes depart Interstate 75 south at Exit 105 for CR 886 (Golden Gate Parkway). CR 886 overlays Golden Gate Parkway for 7.2 miles west from CR 951 (Collier Boulevard). 03/21/20 |
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| CR 886 travels east from I-75 two miles to Golden Gate. Westward Golden Gate Parkway provides connections with Naples Municipal Airport (APF) via Airport Pulling Road (CR 31) south and Naples Zoo via Goodlette-Frank Road (CR 851). 03/21/20 |
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| Work started on June 15, 2015 extended the six lane section of I-75 south from Golden Gate Parkway to Collier Boulevard (CR 951) at mile marker 101. The $32 million project ran through early 2017 and included ramp improvements at both Exit 105 and 101.2 03/21/20 |
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| Interstate 75 curves eastward on the initial approach to Everglades Parkway. Suburban development remains omnipresent, abutting both sides of the freeway to Exit 101. 03/21/20 |
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| The is the last exit before the Alligator Alley main line toll plaza joins I-75 with Collier Boulevard adjacent to SR 84 (Davis Boulevard) west to East Naples. 03/21/20 |
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| The lone interchange between SR 951 (Exit 101) and Snake Road (Exit 49) in Broward County is devoid of services. 03/21/20 |
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| Continuing beyond the Santa Barbara Boulevard overpass, the first overhead for Exit 101 to Collier County Road 951 appears. 03/21/20 |
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| A variable message sign was added at this location in the late 2000's to provide travel times and information related to traffic congestion or detours due to accidents or hurricane evacuations. 03/21/20 |
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| CR 951 overlays portions of Collier Boulevard between CR 846 and I-75 to the north, and again along a 2.61 stretch on Marco Island. The arterial is state maintained and designated as SR 951 along a 7.07 mile long section south from U.S. 41 to the S.S. Judge Jolley Bridge onto Marco Island. 03/21/20 |
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| Adjacent SR 84 (Davis Boulevard) represents the pre-Interstate numbering of Alligator Alley across the Everglades into Fort Lauderdale. The remaining segment of SR 84 in Collier County heads 6.46 miles west to U.S. 41 outside Downtown Naples. 03/21/20 |
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| Exit 101 expands from two to four lanes ahead of Collier Boulevard at East Naples. Collier-Seminole State Park lies 15 miles to the southeast via CR 951 south and U.S. 41 (Tamiami Trail). 04/30/16 |
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| Once I-75 connected with the west end of Alligator Alley, the original alignment of SR 84 (Beck Boulevard) east from CR 951 (Collier Boulevard) was severed. Another extant section of SR 84 emerges east of U.S. 27 (Exit 23) in Broward County along the frontage road system of both I-75 and I-595. 04/30/16 |
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| Collier Boulevard is a six lane arterial southward to the commercialized intersection with U.S. 41. Lely Cultural Parkway leads west from CR 951 to the Collier Campus of FSW State College in five miles. Marco Island lies 16 miles to the south via CR 951 / SR 951. 04/30/16 |
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| Pentagons for CR 951 posted at the ramp end from I-75 south to Collier Boulevard. A 0.638 mile section of Collier Boulevard is state maintained. The unmarked snippet of SR 951 links SR 84 (Davis Boulevard) with Interstate 75. 04/30/16 |
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| I-75 reduces to four overall lanes at the diamond interchange (Exit 101) with Collier Boulevard. 03/21/20 |
Page Updated 10-08-2020.
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