Southwest Washington Regional Transportation Council

Mill Plain Bl. / NE 97/98th Avs.

Use the tabs below to select various information provided for this intersection. The first tab offers a map of the intersection location, and a means of locating nearby count locations. Data for each intersection is offered by “leg” which is, at times, not entirely intuitive. Waving your mouse over the names above should clear up any ambiguities. Directional Average Weekday (24 hour average), AM Peak Hour (7-8 a.m.), PM Peak Hour (peak hour between 4-6 p.m.), and PM Peak Turn Movement (right, left, and through), are included in the summary. The final tab provides scanned PDF documents (where available) of the original count data for this intersection.

Aerial Map

 

North Leg Traffic Counts (NE 97/98th Avs.)

Year NB ADT SB ADT ADT NB PM SB PM NB AM SB AM
2018215821434301251161116235
201225062598510428319654203
200726042347495032817466246
200326472569521733521579260
1999000440226134320
199629203514643437129569336
19910054810000
19880043540000
19860047740000
19831811166034710000

South Leg Traffic Counts (NE 97/98th Avs.)

Year NB ADT SB ADT ADT NB PM SB PM NB AM SB AM
2018192220363958223179140149
201219852205418921418587152
2007251522064722256249169120
2003258322374819239270202125
1999000284239224169
1996252221504672229241205122
19910045050000
19880057740000
19861769139031590000
19831235130325380000

East Leg Traffic Counts (Mill Plain Bl.)

Year EB ADT WB ADT ADT EB PM WB PM EB AM WB AM
20181264913325259749881064775808
201213551135662711710341032612811
20071279712508253051177869445857
20031422613657278831216995641767
199900012151056661986
199614959140842904312961039416867
19911387300100203820
19881289811964248620000
19861108010613216930000
198300233400000

West Leg Traffic Counts (Mill Plain Bl.)

Year EB ADT WB ADT ADT EB PM WB PM EB AM WB AM
201813242132272646910491009716940
20121288613179260651054952495867
20071314512879260231104926573778
20031358013454270341277929487877
199900013109825301096
199614642141652880713401001406942
19911329212787260791177808401784
19881270211921246230000
19861129410733220270000
198300236670000