Back to Florida exit lists.
First the access road is a 2 way freeway from FL 60/FL 616:
 
TO
275
60
Downtown

616
EAST
Spruce St
EXIT ONLY

60
 
589
Veterans
Exwy
Clearwater
3/4
cloverleaf
with S-W
flyover
Post Office
Remote Economy Parking
Bessie Coleman Blvd
                                    
 
Y
 
Return To Terminal

Post Office

All Parking
                                    
Y
Now the road splits and forms a loop:
Terminal Parking
Long Term
Short Term

Rental Car Return
                                    
                    
Terminal

 
Terminal

Marriott Airport Hotel
Terminal

Valet
                    
                    
                    
                    
                    
                    
(left exit for blue terminal)
Airside
Service
Road
            
FAA

Service
Building

Receiving
            
Arriving
Flights
Loading Only
                
Departing
Flights
Unloading Only
 Valet     
Terminal Parking

Return To Terminal

Rental Car Return
                                    
continue (read up on 2-way portion)
Thanks to Gene Janczynskyi for info.