South County Integrated Mobility Study

Table 15. Hillsborough County Access Classification System and Standards

Minimum Spacing

Minimum Connection Spacing

Min. Median; Opening Spacing (Directional)

Min. Median Opening Spacing (Full)

Access Classification (See Notes)

CLASS 2

A specially protected corridor distinguished by an extensive existing or planned system of access roads and restrictive median treatments.

>45 mph 1320 ft ≤45 mph 660 ft

>45 mph 1320 ft ≤ 45 mph 660'

>45 mph 2640 ft ≤ 45 mph 1320 ft

CLASS 3

New and existing roadways primarily in areas without extensive development or extensive subdivided properties. These corridors will be distinguished by existing or desired restrictive median treatments. Two lane highways with a desired high degree of access management should also be included.

>45 mph 660 ft ≤45 mph 330 ft

>45 mph 1320 ft ≤45 mph 660 ft

>45 mph 2640 ft ≤45 mph 1320 ft

CLASS 4

New and existing roadways primarily in areas without extensive development or extensive subdivided properties. These corridors will be distinguished by nonrestrictive median treatments or highways with two-way left turn lanes.

>45 mph 660 ft≤45 mph 330 ft

N.A.

N.A.

CLASS 5

Existing roadways primarily in areas with moderate or extensive development or where the land is extensively subdivided. These corridors will be distinguished by existing or desired restrictive median treatments.

>45 mph 330 ft ≤ 45 mph 245 ft

All Speeds 660 ft

>45 mph 1320 ft ≤ 45 mph 660 ft

CLASS 6

Existing roadways primarily in areas with extensive development or where the land is extensively subdivided. These corridors will be distinguished by existing or expected

>45 mph 330 ft ≤45 mph 245 ft

N.A.

N.A.

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