Sections of Montgomery County roads with some of the largest increases in traffic volumes from 1999 to 2003.

Interstate 270

* 0.1 mile south of Old Georgetown Road:

Up from 109,775 to 127,150 vehicles daily

(16 percent increase)

* 0.2 mile north of Montrose Road:

Up from 196,675 to 234,250 vehicles daily

(19 percent increase)

* 0.4 mile north of Germantown Road:

Up from 75,975 to 106,150 vehicles daily

(40 percent increase)

* 0.1 mile south of Frederick County line:

Up from 60,075 to 81,550 vehicles daily

(36 percent increase)

* 0.1 mile south of Democracy Boulevard:

Up from 115,475 to 140,050 vehicles daily

(21 percent increase)

Capital Beltway

* West of New Hampshire Avenue:

Up from 194,000 to 216,058 vehicles daily

(11 percent increase)

* 0.2 mile east of Wisconsin Avenue/Rockville Pike:

Down from 263,000 to 242,150 vehicles daily

(8 percent decrease)

Other Roads

* Route 108 0.1 mile west of Howard County line:

Up from 7,825 to 13,375 vehicles daily

(71 percent increase)

* Germantown Road 0.1 mile north of Clopper Road:

Up from 11,175 to 22,150 vehicles daily

(98 percent increase)

* River Road 0.2 mile west of Wilson Lane:

Up from 39,275 to 59,725 vehicles daily

(52 percent increase)

* Frederick Road 0.3 mile north of Germantown Road:

Up from 19,725 to 37,475 vehicles daily

(90 percent increase)

SOURCE: Maryland State Highway Administration