SU0007300 - Laserfiche WebLink

Home Browse Search

i , Two-Way Page 1 of 2 TWO-WAY TWO-LANE HIGHWAY SEGMENT WORKSHEET General Information Site information t~. Analyst Peter Costa Highway Santa Fe Rd Agency or Company ESA From/To Nall Rd to Henry Rd Date Performed 3/77/2011 Jurisdiction San Joaquin County Analysis Time Period 9:00 PM-10:00 PM Analysis Year 2011 - Project Description: 211086-Munn&Perkins Quarry Project Input Data F Class I highway D Class II highway ' -. r_ Sfioutrter srjdtlz rt tt;; Terrain F'; Level r-1 Rolling i — Lem_tnidth tt Two-way hourly volume 157vehlh Lam vridih tI Directional split 51149 Peak-hour factor,PHF 0.94 `Shoukferyddttt tt No-passing zone 95 gieeyflm4rArroea. %Trucks and Buses,PT 3% Seginertt^lerx�th �i . mi /,Recreational vehicles,PR 01/. Access points/mi y t. Average Travel Speed Grade adjustment factor,fG(Exhibit 20-7) 1.00 Passenger-car equivalents for trucks,ET(Exhibit 20-9) 1.0 Passenger-car equivalents for RVs,ER(Exhibit 20-8) 1.0 Heavy-vehicle adjustment factor,fHv-11(1+P-r(ET 1)+PR(ER-1)) 1.000 Two-way flow rate',vp(pc/h)=V!(PHF"fG'fHv) 167 v `highest directional split proportion2(pc/h) 85 Free-Flow Speed from Field Measurement Estimated Free-Flow Speed Field Measured speed,SFM mi/h Base free-flow speed,BFFSFM 55.0 mi/h Add,for lane width and shoulder width3,fps(Exhibit 1.3 mi/h r" Observed volume,Vf veh/h 20-5) Free-flow speed,FFS FFS=SFM+0.00776(Vfl fHv) ml/h Adj.for access points,fA(Exhibit 20-6) 0.3 mi/h Free-flow speed,FFS (FSS=BFFS-fps fA) 53.5 mr/h {-` Adj.for no-passing zones,fnp(mi/h)(Exhibit 20-11) 2.7 Average travel speed,ATS(mi/h)ATS=FFS-0.00776vP fop 49.4 Percent Time-Spent-Following I Grade Adjustment� factor,fG(Exhibit 20-8) 1.00 r , Passenger-car equivalents for trucks,ET(Exhibit 20-10) 1.0 Passenger-car equivalents for RVs,ER(Exhibit 20-10) 1.0 Heavy-vehicle adjustment factor,fHv=11(1+PT(ET 1)+PR(EH-1)) 1.000 Two-way flow rater,vp(pc/h)=V/(PHF'fG-fHV) 187 + � 1 v "highest directional split proportion2(pcth) 85 Base percent time-spent-following,BPTSF(%)=100(1-e-0.000879vp) 13.7 j Adj.for directional distribution and no-passing zone,tip(%)(Exh.20-12) 21.4 Percent time-spent-following,PTSF(%)=B PTSF+f dlnp 35.0 Level of Service and Other Performance Measures Level of service,LOS(Exhibit 20-3 for Class I or 20-4 for Class II) C r:, Volumo to capacity ratio,vtc=Vp/3,200 0,05 Peak 15-min veh-miles of travel,VMT15(veh-mt)=0.251t(V/PHF) 38 5 = file://C:1Documents and Settingslpmc\Loeal Settin slTem Is2k1C8.tm 3/21/2011 g P P