Show MAY lIAY EXTEND TO T SEATTLE Tunnel Portland Will be lie b IOU 1201 Feet It Ii Is ii from Seattle that thin extension to Sound wilt trill wl he h started early arl this fiLl fall tho thin work to 10 begin on en tho them through tilt till St t John peninsula This Tins tunnel provides tho Ihn exit for tor tho the muni unit from Portland will hI be fen feet In length It begins nt a ci point and und St t John Johll and after cutting through tho the extension It south of Oregon oll slough sl ugh on the tho Columbia river r Most of tIme the work will ho cony for to ni thi Ih tunnel pierces u ci I gravel gravol gla 01 and tott folt clor formation |