Turner-Fairbank Highway Research Center

 
 
 
 

Table 2: Data Elements for Roadway and Roadway-Related Files

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I. LOCATION/LINKAGE ELEMENTS
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
DISTRICT DISTRICT (R) x x     x x   x x
COUNTY COUNTY (R) x x x x   x x x x
ROUTE NUMBER RTE_NBR (R) x x x x x x x x x
BEGINNING MILEPOST BEGMP (R) x x x x x x x x x
ENDING MILEPOST ENDMP (R) x x x x x x x x x
SECTION LENGTH SEG_LNG (R) x x x x x x x x x
II. ROADWAY CLASSIFICATION
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
FUNCTIONAL CLASS FUNC_CLS (R) x x x x x x x x x
FEDERAL AID/ ROUTE TYPE FED_AID (R) x x x x x x   x  
RURAL/URBAN DESIGNATION RURURB (R) x   x x x x   x  
ACCESS CONTROL ACCESS (R) x x x x   x x x x
III. ROAD ALIGNMENT
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
HORIZONTAL CURVE DEGREE DEG_CURV (C)     x   (R)     x x
HORIZONTAL CURVE DIRECTION DIR_CURV (C) (R)   x         x x
HORIZONTAL CURVE RADIUS CURV_RAD (C) (R)             x  
HORIZONTAL CURVE DEFLECTION ANGLE CURV_ANG (C)               x  
VERTICAL CURVE GRADE DIRECTION DIR_GRAD (G)     x         x x
PERCENT OF GRADIENT PCT_GRAD (G)     x         x x
TERRAIN TYPE TERRAIN (R)     x   x x x x  
IV. CROSS SECTION
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
SURFACE WIDTH SURF_WID (R) x x   x x x x x x
SURFACE WIDTH (ROAD2) SURF_WD2 (R)   x       x   x  
LANE WIDTH LANEWID (R) x x x   x x      
LEFT SHOULDER WIDTH LSHLDWID (R)   x   x x x x x x
LEFT SHOULDER WIDTH (ROAD2) LSHL_WD2 (R)   x     x x   x x
RIGHT SHOULDER WIDTH RSHLDWID (R) x x   x x x x x x
RIGHT SHOULDER WIDTH (ROAD 2) RSHL_WD2 (R)   x     x x   x x
RIGHT PAVED SHOULDER WIDTH PAV_WIDR (R)     x   x x      
LEFT PAVED SHOULDER WIDTH PAV_WDL (R)     x   x x      
MEDIAN WIDTH MEDWID (R) x x x   x x x x x
SURFACE TYPE SURF_TYP (R) x x x x x x x x x
SURFACE TYPE (ROAD2) SURF_TY2 (R)   x       x   x  
LEFT SHOULDER TYPE LSHL_TYP (R)   x   x x PAV_WDL x x  
LEFT SHOULDER TYPE (ROAD2) LSHL_TY2 (R)   x     x PAV_WDL2   x  
RIGHT SHOULDER TYPE RSHL_TYP (R)   x x x x PAV_WIDR x x  
RIGHT SHOULDER TYPE (ROAD 2) RSHL_TY2 (R)   x     x PAV_WDR2   x  
MEDIAN TYPE MED_TYPE (R) x x x x x x x x x
PARKING LANE WIDTH PRKLN_WD (R) x                
SHOULDER CONDITION SHLD_CON (R) x                
ROADWAY RIDEABILITY PAVECOND (R) x   x       x   x
NO. OF LANES NO_LANES (R) x x x x x x x x x
CURBS CURB1 (R) x x RSHL_TYP RSHL_TYP
LSHL_TYP		 RSHL_TYP
LSHL_TYP		 x RSHL_TYP
LSHL_TYP		 RSHL_TYP
LSHL_TYP		  
CURBS (ROAD2) CURB2 (R) MED_TYPE x MED_TYPE   RSHL_TY2
LSHL_TY2		   MED_TYPE MED_TYPE
RSHL_TY2
LSHL_TY2		  
RIGHT OF WAY ROW (R) x x x   x   x    
V. ROAD FEATURES
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
INTERSECTION TYPE INT_TYPE (I) x x     x x      
INTERSECTION DESCRIPTION TYPEDESC (I)   x       x      
INTERSECTION NO. OF LEGS NBR_LEGS (I)   x     x TYPEDESC      
INTERSECTION SIGNAL CONTROL TRF_CNTL (R) x             x  
RAILROAD CROSSING NUMBER RAIL_NBR (R)   x              
RAILROAD CROSS RIDEABILITY RR_CRX (R) x                
YEAR ROAD CONSTRUCTED RD_YEAR (R) x                
VI. TRAFFIC CONTROL/OPERATIONS
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
ONE/TWO-WAY OPERATIONS ONEWAY (R) x x x x x     x  
TOLL FACILITY TOLL (R)     x     x      
NO PASSING ZONE CODE PASSING (R)         x        
TRUCK ROUTE TRK_RTE (R) x x   x x   x    
VII. TRAFFIC DATA
ELEMENT DESCRIPTION ELEMENT NAME IL MN UT ME MI CA NC WA OH
AVERAGE DAILY TRAFFIC VOLUME AADT (R) x x x x x x x x x
SPEED LIMIT SPD_LIMT (R) x   x FIFTY x   x   x
ADT GROUPS AADTGRP (R)     x            
DESIGN SPEED DESG_SPD (R)   x x     x   x  
PERCENTAGE TRUCK PCT_TRK (R) x   x       x x  
% COMM VEHS IN PEAK PERIOD PEAK_TRK (R)     x       x    

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