公路避险车道设计细则

JTG JTG/T *201* Guidelines for Design of Highway Escape Lane 201*-xx-xx 201*-xx-xx DesignDesign of Highway of Highway Guidelines for Design of Highway Escape Lane JTG/T *201* * EscapeEscape LaneLane *201*201* 20153122015 JTG/T *201* 1012345 678910 12 3456 710 89 *81000884 4 9 9 7 71010 11 2.4 3.5 3.1.5 3.2.10 3.3.15 4.20 5.22 5.1.22 5.2.24 6.31 7.33 7.1.33 7.2.34 8.36 8.1.36 8.2.38 8.3.38 8.4.39 8.5.40 9.41 9.1.41 9.2.41 10.43 10.1.43 10.2.44 10.3.45 1 1 1.0.1 1.0.2 1.0.3 1 2 2 3 4 1.0.4 1.0.5 3 1.0.6 1.0.7 1.0.8 4 2 2.0.1escape lane 2.0.2truck-arrester bed 2.0.3exit ramp 2.0.4wrecker lane 5 3 3.1 3.1.13.1.1-1 3.1.1-2 3.1.1-1 3.1.1-2 3.1.2 6 3.1.13.1.2 3.1.2 7 3.1.3 3.1.3 3.1.3 3.1.4 1ABCD A B C D 3 8 23.1.4 3.1.4 A B C D A AB8C D 9 AB CD AB CD 3.1.5 1 2 3 4 5 3.1.6 1 2 3 4 5 10 6 3.1.73.1.7 ABO 1A 2B 3O 4 O 5B 6 7C 3.1.7 3.1.8 JTG D30 3.2 3.2.1 GB1589 11 GB1589 3.2.23.2.2 20%30% 3.2.2 %22.533.544.5 (km)15107543 % km605% 3.2.2 ,dp130m( d, p) ,d p 3.2.2 %km 3.2.23.2.2 dp4.02.53.5 1.03.0 4.03.04.0 3.54.05.0 2.04.0 3.05.07.0 7.09.03.06.0 3.3.5 2.53.5 km 19 3.3.2 3.3.6 1 25 3510 120km/h46m 6AASHTO 2011 5 30%5 510 120km/h 2011 20 4 4.0.1 4.0.2 4.0.34.0.3 4.0.3m km/h6080100120 0-5100140170200 5-10150200250300 56s 510 9s 4.0.3 4.0.44m5.5m 100100 1401701702 20000 150200200250 21 4.0.5 4.0.6 1 25% 35%5% JTG D205% 4.0.7 JTG D20 4.0.8 4.0.9 JTG D30JTG D40 JTG D50 JTG D20 22 5 5.1 5.1.1 1 2 3 23 5.1.25.1.2 12%5%0.5% JTG E42 5.1.2 mm2.364.7512.52537.5 %256095100100 JTG/T F50IC60 5.1.2AASHTO 2011AASHTO 57 AASHTO57 1cm5cmAASHTO 57 5.1.3 JTG D40JTG D50 20112011 AASHTO57AASHTO57 24 5.2 5.2.1 15.2.1 7.5cm30m60m 1m 5.2.1mm 230cm 315cm AASHTO 2011 5.2.2 1 215% 3 420% 5 20112011 25 5- 1 0.25 0.250.24524.5% 5- 1 4%10%15% 5%15% 15%20% 15% 20% 5.2.3 1 5.2.3-1 2 254 V L RG G F 26 Lm Vkm/h R G 2Vf Vi GRLVV iif 254 22 5.2.3-2 Vfkm/h Vikm/h Lim R G 3R0.25 R 4 LL+10 Lm Lm 13.2cm2- 5cm 55cm 255t0.5m 0.5m0.7m 355t100km/h 8.9% 4 51.52cm45m10cm 0.250.25 R 27 40cm8t0.27 65- 15- 2 5- 1 km/h m cm 5cm 40cm 1 32 16 15.5 0.2519 2 35 16 17 0.3014 3 35 18.6 20 0.2592 1.5cm 40cm 1 68 49.3 19.5 0.3693 2 56 40.5 22 0.3048 3 47 30.6 25 0.2842 5- 2 1 3 0.496 2 3 0.409 3 3 0.435 4 3 0.368 5 3 0.472 6 3 0.393 7 3 0.554 8 6 0.459 James C. Wambold Transportation research record 1233 5- 35- 4 130%35%; 211% 33036 0.76m0.91m0.5g 4 5- 3 m t km/h (m) g 0.91 14.8 66.9 36.3 0.59 0.91 14.8 73.4 45.4 0.48 0.91 14.8 67.4 46.0 0.48 0.4720.472 0.393 3 0.554 6 Transportation research record 1233Transportation research record 1233 5 5- 3 3 28 0.91 6.5 63.7 39.9 0.45 0.91 6.5 75.3 52.7 0.5 0.91 18.6 82.6 66.8 0.39 0.91 18.6 67.8 53.6 0.32 0.91 9.5 64.9 45.7 0.37 0.91 9.5 76.8 74.1 0.29 0.91 9.5 68.9 63.2 0.44 0.91 18.6 68.6 64.9 0.34 0.91 * 24.5 66.6 46.3 0.39 * 5- 4 g 180.46m 0.275 0.288 0.265 360.91m 0.52 0.535 0.475 0.358 0.35 0.367 0.499 0.525 0.474 0.413 0.393 0.463 18- 0.46m0.35 22- 0.56m0.40 30- 0.76m0.49 36- 0.91m0.52 AASHTO2011 0.288 0.2650.265 0.91m0.91m 29 5- 50.25 5- 5 R 0.01 0.012 0.015 0.037 0.05 0.1 0.15 0.25 0.25 20m 18.1m 10m 5.2.4 16m 24m6m 4m 4m 4m 1m6m 4m 18.118.1m 1010m m 30 5.2.5 5.2.640cm70cm 100cm250cm2.5m3.5m 31 6 6.0.1 6.0.2 6.0.33.5m 3m5.5m AASHTO2011 3m3.5m 6.0.48m8m 50t 4m7m 8m 3.5m m 3m5.5m AASHTOAASHTO 3m 32 6.0.515% 15% 6.0.6 JTG D30JTG D40 33 7 7.1 7.1.1 7.1.27.1.2- - 7.1.2- - - - 7.1.3 2m 2m 1.5m 34 7.2 7.2.1 1 2JT-T596 37.2.1 20 19 7.2.1 7.2.2 10.6m1.5m1:5 2 7.2.2 7.2.1 7.2.1 35 7.2.37.2.3 4 2m 7.2.3 36 8 8.1 8.1.1 8.1.2 8.1.2 8.1.2 8.1.3 37 8.1.42km1km500m 8.1.5 8.1.6 8.1.7 8.1.8 38 8.1.92 GB 5768.2JTG D82 8.2 8.2.1AB 3.1.7 8.2.2BV 8.2.1 8.2.2 8.2.3CA 8.2.4 8.2.5 8.2.63 GB 5768.3JTG D82 8.3 8.3.1 1 2SS 39 SASS 8.3.2 JTG D81 8.3.3JTG D81 8.4 8.4.1 40 8.4.2 8.5 8.5.1 8.5.2 1 2 8.5.312m60 75cm 8.5.4JTG D81 12m12m 41 9 9.1 9.1.1 9.1.2 9.1.3JTG/T D33 9.2 9.2.1 9.2.2 1 2 3 4 5 5% 9.2.3 1 2 JTG/T D33 42 9.2