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v iLl V ~,.L'~,\l..'V V V 'il.'~A...'.a,.'~I ,"'\1..''iQ ..••'.Il..''i\'V 0...''(1..'I'L'Q'\':1...'\t'i'it.'\l'Q ..'~r '4..'"Q.''1.'l' <br />TABLES AND REFERENCE INDEXES <br />It.: <br />0.''C.'~.I <br />Ii'\iI'.~ <br />TABLE 1.Guidelines for length <br />of longitudinal buffer space <br />This table to be used for determining buffer space <br />lengths on all typical application diagrams. <br />SPEED'LENGTHMPHinfeet <br />20 35' <br />25 55' <br />30 85' <br />35 120' <br />40 170' <br />45 220' <br />50 280' <br />55 335' <br />60 415' <br />'Posted speed or the anticipated operating speed <br />in mph. <br />TABLE 2. <br />Taper length criteria for temporary traffic control zones <br />TYPE OF TAPER TAPER LENGTH <br />Upstream Tapers: <br />•Merging Tapers LMinimum <br />•Shifting Tapers 1/2 L Minimum <br />•Shoulder Tapers 1/3 L Minimum <br />•Two-Way Traffic.100 Feet Max <br />(Flagger)Tapers <br />Downstream Tapers:100 Feet Min <br />•(Use is optional) <br />Formula for Taper Length '''L'' <br />L ~w x S x S/60 FOR 40 MPH OR LESS <br />L ~W "S FOR 45 MPH OR MORE <br />L =MINIMUM lENGTH OF TAPER IN FEET <br />W =WIDTH OF OFFSET IN FEETS=SPEED IN MPH <br />PGEFM1A @ Copyright 2002 InCom.Inc.All rights reserved.NOTE:Local regulations may vary.page 26