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BOEING EVERETT SECTION 34 11 10 <br /> NEW RAIL SPUR TRACKWORK•GENERAL REQUIREMENTS <br /> WORK ORDER 10-305 <br /> 10 Guard Rail-A rail instalied parailel to and inside of lhe running rail of a track to hold wheels <br /> in a correct alignment to prevent their flanges from slriking lhe points of lurnout or crossing <br /> frogs. <br /> Inside Rail - On curved lrack, the rail nearest lo the curve center; the rail with lhe shorter <br /> radius Also reterred to as lhe"low rail" <br /> 11. Joint Bar-Device used to join the abuding ends oi two rails of lhe same cross section <br /> 12. Joint Bar,Compromise-A joinl bar used to connect two rails ot diHerent cross sections. <br /> 13. Outside Rails-On curved lrack,ihe rail larihest Iwm Ihe curve center,the rail with the longer <br /> radius. Atso referced to as lhe"high rad" <br /> 14. Owner-Boeing Facililies Department <br /> 15 Premium or High Sirength Rgil-Rail having greater hardness ihan standard rail for use at <br /> locations of high lrack wear. Premium or High Strengih Rail shall be head hardened <br /> 16 Profile Grede Line (PGL) -The datum line that de(ines the vertical alignment of Ihe track, <br /> applied at the centerline of track at the top of the rail elevalion on tangent track and the top ol <br /> the inside(low)rail elevalion on curves. <br /> 17. Rai'Anchor-A device lhal clamps lo the base oi a rail and bears against the side oi a cross <br /> Ue to restrain longiludinal movemenl oi the rail. <br /> 18 Reil Fastener- A resilient device used in bal�asted track and embedded track lo secure <br /> running rails to concrete al the proper treck gauge lo provide vertical,lateral,and longitudinal <br /> restrainl of the rail. <br /> 19 Rail Fastening-A device used in track to secure running rails to track slab at lhe proper lreck <br /> gauge It also provides proper vertical end laleral reslraint of lhe rail. <br /> 20 Running Rails-The support rails oi a treck on which lhe vehicle wheel tread contact <br /> 21. Screw Spikes -A threaded fastener for ballasled lrack construction lhat secures lie plates <br /> and special trackwork plates to timber crosslies and switch lies. <br /> 22 Special Trackwork-A generic term refernng lo Wrnouts,single and double crossovers,track <br /> crossings, and other dems. <br /> 23 S�ike,Cut-The standard drive•in component of ballasted lrack conslruction that secures tie <br /> plates to limber crossties and switch ties(See AREMA Manual, Chapler 5, Part 2). <br /> 24 Splke, Hatr Pin Sprmg Type - Component of ballasled track conslruction that sewres 6e <br /> plates to timber crossties. <br /> 25 Stock Rail -A running rail that a switch point rail mates againsl in a split switch <br /> 26 Subballast • A material superior in composition to the subgrede malerial that prowdes a <br /> semi-impernous layer between the treck ballast and the subgrade to provide better drainage <br /> and distnbution oi loads to the subgrade <br /> Permit Set � �� �� Z <br /> September23 2011 <br />