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5.10 Traffic, Access, and Circulation
at intersection, approximately ¼ mile in length for the
west and east legs resulting in three through lanes in the
WB and EB directions. Additional improvements include
adding one NB left-turn lane and one SB left-turn lane
and one dedicated EB right-turn lane. Install traffic
signal. Or, contribute fair share to intersection
improvements being advanced by Caltrans in the
Northwest 138 Corridor Improvement Project (specific
improvements pending Caltrans selection of a preferred
alternative). (MM 10-13 and Traffic Study MM-8)
8. 230th St W and SR-138 Widen SR-138 to a four-lane highway from 290th Street
West to 190th Street West. Additional improvements
include one SB left-turn lane, one SB right-turn lane and
one EB left-turn lane. Or, contribute fair share to
intersection improvements being advanced by Caltrans
in the Northwest 138 Corridor Improvement Project
(specific improvements pending Caltrans selection of a
preferred alternative). (MM 10-14 and Traffic Study
MM-9)
9. 190th St W and SR-138 Widen SR-138 to a four-lane highway from 290th Street
West to 190th Street West with roadway augmentation
at intersection, approximately ¼ mile in length for the
west and east legs resulting in three through lanes in the
WB and EB directions. Additional improvements include
adding one EB left-turn lane, one WB left-turn lane, one
NB left-turn lane and one SB left-turn lane and one
dedicated EB right-turn lane. Install traffic signal. Or,
contribute fair share to intersection improvements being
advanced by Caltrans in the Northwest 138 Corridor
Improvement Project (specific improvements pending
Caltrans selection of a preferred alternative). (MM 10-15
and Traffic Study MM-10)
10. 170th St W and SR-138 Roadway augmentation at intersection, approximately ¼
mile in length for the east and west legs, resulting in two
through lanes in the WB and EB directions at the
intersection. Additional improvements include one EB
left-turn lane, one WB left-turn lane, one NB left-turn
lane and one SB left-turn lane. Or, contribute fair share to
intersection improvements being advanced by Caltrans
in the Northwest 138 Corridor Improvement Project
(specific improvements pending Caltrans selection of a
preferred alternative). (MM 10-16 and Traffic Study
MM-11)
R:\Projects\PAS\CEN\000306\Draft EIR\5.10 Traffic-051217.docx 5.10-86 Centennial Project
Draft EIR
