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HomeMy WebLinkAboutWPO200700097 Calculations Stormawater Management Plan 2007-05-22 OLD TRAIL CREEKSIDE III ROAD PLANS DRAINAGE CALCULATIONS RE 440 ,1 "IED 22 2007 C IMMUNITY DEVELOPMENT COLLINS ENGINEERING 800 E. Jefferson St. Charlottesville, VA 22902 Iril L O N r G r N rn '1 00 G`, G\ r CC N Ir., .r, _J >+ 6a1 C' 00 'C 'C N co C' 06 'C C' 'C 'C re-; ri 4 W O Q - - > O .. ' O G b N en 'D N CA `cf 01 ,--i N ON N r rn N r 01 ON N Z u. T to M 00 at O 7-1 .. �O CTN N N N N O O re; N ,-, N N O w O UrL H 6 N -. D1 M o0 G1 Vl N N ch O 'D r M 7 m (NiN„ ,,D 'n• AD r M-. O M cr o0 Vr. cc; Q1 00 LL � co M M m J T U) M 7 Vl 7 G1 r N 'n O 0O 00 r1 N rn VD 0 VD 1 u l Q ,__, O 1/1N d- 7 0o rnn' CT CTN 1‘1 00 CT r O ' 0 w , 00 r VD 43 40 r 00 r Vl 00 wl " M N 'n m -t J � Ili ' rh C 00 O O C 00 00 01 '0 00 N � d' O U J O H 'r, 'n Q1 ,-. V'1 �D Q\ VD 0 01 m `. 00 00 00 CT VD 124 D J < .', N 4 O O N 00 r 00 O °° O1 N m m 00 LL LL Le V .-- ,-. ,-, .-- N N N 7 N ts- 7 ,-. r 7 �" Q c. 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'.O 50 O �f'. - M en ›"1 '- VS 'O C << - - N M M C' 93 e7Z N N N N N N N N N A O " . fi Creekside_III_inlet_calcs PROJECT 22274 HEC12 Version: V70112.2 User S/N: 77010018 Run Date: 05-23-2006 INLET NUMBER 13 LENGTH 10.0 STATION DRAINAGE AREA = 0.200 ACRES C VALUE = .800 CA = 0.160 SUM CA= 0.160 INT= 4.00 CFS= 0.640 CO= 0.000 GUTTER FLOW= 0.640 GUTTER SLOPE = 0.0850 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.56 2.0 1.28 0.0830 4.2 1.00 3.5 0.146 0.166 )000000000C CURB INLET ON A CONTINUOUS GRADE X)00000U00C REQUIRED LENGTH= 9.4 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.64 CFS CARRYOVER= 0.00 INLET NUMBER 15 LENGTH 4.0 STATION 28+55.71 DRAINAGE AREA = 0.070 ACRES C VALUE = .900 CA = 0.063 SUM CA= 0.063 INT= 4.00 CFS= 0.252 CO= 0.000 GUTTER FLOW= 0.252 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.44 0.2 0.12 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.25 CFS CARRYOVER= 0.00 INLET NUMBER 17 LENGTH 4.0 STATION 28+55.71 DRAINAGE AREA = 0.200 ACRES C VALUE = .600 CA = 0.120 SUM CA= 0.120 INT= 4.00 CFS= 0.480 CO= 0.000 GUTTER FLOW= 0.480 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.83 0.2 0.09 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 1.0 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.48 CFS CARRYOVER= 0.00 INLET NUMBER 19 LENGTH 6.0 STATION 30+43.83 DRAINAGE AREA = 0.390 ACRES C VALUE = .530 CA = 0.207 SUM CA= 0.207 INT= 4.00 CFS= 0.827 CO= 0.000 GUTTER FLOW= 0.827 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 2.97 0.2 0.06 0.0830 4.2 0.16 5.6 2.769 0.474 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXX)OOCXXXX REQUIRED LENGTH= 3.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.83 CFS CARRYOVER= 0.00 Page 1 Creekside_III_inlet_calcs INLET NUMBER 21 LENGTH 14.0 STATION 31+80.44 DRAINAGE AREA = 0.370 ACRES C VALUE = .610 CA = 0.226 DRAINAGE AREA = 0.280 ACRES C VALUE = .610 CA = 0.171 SUM CA= 0.396 INT= 4.00 CFS= 1.586 CO= 0.000 GUTTER FLOW= 1.586 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 8.69 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 14.31 H = 0.500 DEPTH OF WATER = 0.13 SPREAD = 6.62 INLET NUMBER 23 LENGTH 12.0 STATION DRAINAGE AREA = 0.900 ACRES C VALUE = .550 CA = 0.495 SUM CA= 0.495 INT= 4.00 CFS= 1.980 CO= 0.040 GUTTER FLOW= 2.020 GUTTER SLOPE = 0.0180 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 6.19 2.0 0.32 0.0833 4.2 0.80 3.5 0.147 0.138 XX)00000( X CURB INLET ON A CONTINUOUS GRADE )00000X)OIX REQUIRED LENGTH= 10.7 EFFICIENCY= 1.00 CFS INTERCEPTED= 2.02 CFS CARRYOVER= 0.00 INLET NUMBER 25 LENGTH 8.0 STATION 34+.16.66 DRAINAGE AREA = 0.690 ACRES C VALUE = .540 CA = 0.373 SUM CA= 0.373 INT= 4.00 CFS= 1.490 CO= 0.000 GUTTER FLOW= 1.490 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 4.94 0.2 0.03 0.0830 4.2 0.10 5.6 2.769 0.287 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXJXXXX REQUIRED LENGTH= 6.3 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.49 CFS CARRYOVER= 0.00 INLET NUMBER 27 LENGTH 4.0 STATION 36+09.70 DRAINAGE AREA = 0.180 ACRES C VALUE = .610 CA = 0.110 SUM CA= 0.110 INT= 4.00 CFS= 0.439 CO= 0.000 GUTTER FLOW= 0.439 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX EO a S'W SE 1.77 0.2 0.10 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXX)OCXX REQUIRED LENGTH= 1.0 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.44 CFS CARRYOVER= 0.00 Page 2 Creekside_III_inlet_calcs INLET NUMBER 29 LENGTH 4.0 STATION 21+34.42 DRAINAGE AREA = 0.110 ACRES C VALUE = .900 CA = 0.099 SUM CA= 0.099 INT= 4.00 CFS= 0.396 CO= 0.000 GUTTER FLOW= 0.396 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.71 0.2 0.10 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.9 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.40 CFS CARRYOVER= 0.00 INLET NUMBER 31 LENGTH 6.0 STATION 21+33.06 DRAINAGE AREA = 0.400 ACRES C VALUE = .540 CA = 0.216 SUM CA= 0.216 INT= 4.00 CFS= 0.864 CO= 0.000 GUTTER FLOW= 0.864 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.12 0.2 0.05 0.0830 4.2 0.16 5.6 2.769 0.451 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 3.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.86 CFS CARRYOVER= 0.00 INLET NUMBER 33 LENGTH 6.0 STATION 37+08.79 DRAINAGE AREA = 0.370 ACRES C VALUE = .540 CA = 0.200 SUM CA= 0.200 INT= 4.00 CFS= 0.799 CO= 0.000 GUTTER FLOW= 0.799 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 2.86 0.2 0.06 0.0830 4.2 0.17 5.6 2.769 0.493 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE };:KXXXXXXXX REQUIRED LENGTH= 3.5 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.80 CFS CARRYOVER= 0.00 INLET NUMBER 35 LENGTH 10.0 STATION DRAINAGE AREA = 0.460 ACRES C VALUE = .450 CA = 0.207 DRAINAGE AREA = 0.460 ACRES C VALUE = .450 CA = 0.207 SUM CA= 0.414 INT= 4.00 CFS= 1.656 CO= 0.000 GUTTER FLOW= 1.656 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 8.33 (ft.) XXXX)00000C CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 13.60 H = 0.480 DEPTH OF WATER = 0.14 SPREAD = 7.04 Page 3 ... ..,,+ .....+e--.....,,,,=,,,.¢... _,- _.-mere......w-....b. �. swM®r�RrFMWXMiWNiYIYgMMM Creekside_III_inlet_calcs INLET NUMBER 41 LENGTH 8.0 STATION DRAINAGE AREA = 0.180 ACRES C VALUE = .750 CA = 0.135 SUM CA= 0.135 INT= 4.00 CFS= 0.540 CO= 0.010 GUTTER FLOW= 0.550 GUTTER SLOPE = 0.0345 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.74 2.0 1.15 0.0833 4.2 1.00 3.5 0.147 0.167 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE )0000000OOC REQUIRED LENGTH= 6.7 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.55 CFS CARRYOVER= 0.00 INLET NUMBER 41B LENGTH 10.0 STATION DRAINAGE AREA = 0.420 ACRES C VALUE = .450 CA = 0.189 SUM CA= 0.189 INT= 4.00 CFS= 0.756 CO= 0.000 GUTTER FLOW= 0.756 GUTTER SLOPE = 0.0625 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.75 2.0 1.14 0.0833 4.2 1.00 3.5 0.147 0.167 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXX)000000C REQUIRED LENGTH 9.2 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.76 CFS CARRYOVER= 0.00 INLET NUMBER 51 LENGTH 4.0 STATION 30+44.10 DRAINAGE AREA = 0.050 ACRES C VALUE = .900 CA = 0.045 SUM CA= 0.045 INT= 4.00 CFS= 0.180 co= 0.000 GUTTER FLOW= 0.180 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.27 0.2 0.13 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXX)000C REQUIRED LENGTH= 0.7 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.18 CFS CARRYOVER= 0.00 INLET NUMBER 53 LENGTH 8.0 STATION DRAINAGE AREA = 0.110 ACRES C VALUE = .900 CA = 0.099 DRAINAGE AREA = 0.110 ACRES C VALUE = .900 CA = 0.099 SUM CA= 0.198 INT= 4.00 CFS= 0.792 CO= 0.010 GUTTER FLOW= 0.802 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 5.63 (ft.) XXXXXXXXXX CURB INLET IN A SUMP X)OOOOOOOCX P EFFEC. LENGTH = 11.60 H = 0.480 DEPTH OF WATER = 0.10 SPREAD = 4.79 Page 4 »..,.<s a_..._ Creekside_III_inlet_calcs INLET NUMBER 55 LENGTH 4.0 STATION 33+00.76 DRAINAGE AREA = 0.090 ACRES C VALUE = .900 CA = 0.081 SUM CA= 0.081 INT= 4.00 CFS= 0.324 CO= 0.000 GUTTER FLOW= 0.324 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX EO a S'W SE 1.58 0.2 0.11 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXX)00CXXX REQUIRED LENGTH= 0.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.32 CFS CARRYOVER= 0.00 INLET NUMBER 57 LENGTH 6.0 STATION 34+40.80 DRAINAGE AREA = 0.230 ACRES C VALUE = .900 CA = 0.207 SUM CA= 0.207 INT= 4.00 CFS= 0.828 CO= 0.000 GUTTER FLOW= 0.828 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 2.98 0.2 0.06 0.0830 4.2 0.16 5.6 2.769 0.473 XXX 0000CXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 3.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.83 CFS CARRYOVER= 0.00 INLET NUMBER 61 LENGTH 10.0 STATION DRAINAGE AREA = 0.320 ACRES C VALUE = .900 CA = 0.288 SUM CA= 0.288 INT= 4.00 CFS= 1.152 CO= 0.000 GUTTER FLOW= 1.152 GUTTER SLOPE = 0.0300 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX EO a S'W SE 3.38 2.0 0.59 0.0833 4.2 0.98 3.5 0.147 0.163 X)00000OOOC CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 8.9 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.15 CFS CARRYOVER= 0.00 INLET NUMBER 63 LENGTH 8.0 STATION DRAINAGE AREA = 0.490 ACRES C VALUE = .480 CA = 0.235 SUM CA= 0.235 INT= 4.00 CFS= 0.941 CO= 0.000 GUTTER FLOW= 0.941 GUTTER SLOPE = 0.0185 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.51 2.0 0.57 0.0833 4.2 0.97 3.5 0.147 0.162 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE X)00000000C REQUIRED LENGTH= 7.1 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.94 CFS CARRYOVER= 0.00 INLET NUMBER 67 LENGTH 10.0 STATION 16+74.58 Page 5 Creekside_III_inlet_calcs DRAINAGE AREA = 1.100 ACRES C VALUE = .450 CA = 0.495 SUM CA= 0.495 INT= 4.00 CFS= 1.980 CO= 0.000 GUTTER FLOW= 1.980 GUTTER SLOPE = 0.0127 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 6.76 2.0 0.30 0.0833 4.2 0.76 3.5 0.147 0.132 X)00000000C CURB INLET ON A CONTINUOUS GRADE XXX)000000C REQUIRED LENGTH= 9.9 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.98 CFS CARRYOVER= 0.00 INLET NUMBER 69 LENGTH 6.0 STATION 38+55.54 DRAINAGE AREA = 0.030 ACRES C VALUE = .900 CA = 0.027 DRAINAGE AREA = 0.120 ACRES C VALUE = .900 CA = 0.108 SUM CA= 0.135 INT= 4.00 CFS= 0.540 CO= 0.000 GUTTER FLOW= 0.540 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 5.78 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 6.31 H = 0.500 DEPTH OF WATER = 0.11 SPREAD = 5.57 INLET NUMBER 71 LENGTH 4.0 STATION 39+55.59 DRAINAGE AREA = 0.370 ACRES C VALUE = .520 CA = 0.192 SUM CA= 0.192 INT= 4.00 CFS= 0.770 CO= 0.000 GUTTER FLOW= 0.770 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX EO a S'W SE 2.74 0.2 0.06 0.0830 4.2 0.18 5.6 2.769 0.515 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXX)OCXXXXX REQUIRED LENGTH= 3.4 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.77 CFS CARRYOVER= 0.00 INLET NUMBER 79 LENGTH 10.0 STATION 12+26 DRAINAGE AREA = 0.120 ACRES C VALUE = .900 CA = 0.108 DRAINAGE AREA = 0.130 ACRES C VALUE = .900 CA = 0.117 SUM CA= 0.225 INT= 4.00 CFS= 0.900 CO= 0.000 GUTTER FLOW= 0.900 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 6.13 (ft.) )00000 XXXX CURB INLET IN A SUMP XXX)CXXXXXX P EFFEC. LENGTH = 10.31 H = 0.500 DEPTH OF WATER = 0.11 SPREAD = 5.64 INLET NUMBER 81 LENGTH 8.0 STATION 12+25.99 Page 6 Creekside_III_inlet_calcs DRAINAGE AREA = 0.130 ACRES C VALUE = .900 CA = 0.117 DRAINAGE AREA = 0.040 ACRES C VALUE = .900 CA = 0.036 SUM CA= 0.153 INT= 4.00 CFS= 0.612 CO= 0.000 GUTTER FLOW= 0.612 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 6.13 (ft.) XXXXXX)OOCX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 8.31 H = 0.500 DEPTH OF WATER = 0.10 SPREAD = 5.04 INLET NUMBER 83 LENGTH 4.0 STATION 12+96.31 DRAINAGE AREA = 0.240 ACRES C VALUE = .650 CA = 0.156 SUM CA= 0.156 INT= 4.00 CFS= 0.624 CO= 0.000 GUTTER FLOW= 0.624 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 2.07 0.2 0.08 0.0830 4.2 0.24 5.6 2.769 0.683 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 2.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.62 CFS CARRYOVER= 0.00 INLET NUMBER 85 LENGTH 6.0 STATION 14+67.39 DRAINAGE AREA = 0.510 ACRES C VALUE = .550 CA = 0.280 SUM CA= 0.280 INT= 4.00 CFS= 1.122 CO= 0.000 GUTTER FLOW= 1.122 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.98 0.2 0.04 0.0830 4.2 0.12 5.6 2.769 0.354 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 4.9 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.12 CFS CARRYOVER= 0.00 INLET NUMBER 87 LENGTH 10.0 STATION 15+84.50 DRAINAGE AREA = 0.810 ACRES C VALUE = .540 CA = 0.437 SUM CA= 0.437 INT= 4.00 CFS= 1.750 CO= 0.000 GUTTER FLOW= 1.750 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 5.50 0.2 0.03 0.0830 4.2 0.09 5.6 2.769 0.259 X)OOOCXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 7.2 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.75 CFS CARRYOVER= 0.00 INLET NUMBER 89 LENGTH 4.0 STATION 17+57.41 Page 7 Creekside_III_inlet_calcs DRAINAGE AREA = 0.170 ACRES C VALUE = .820 CA = 0.139 SUM CA= 0.139 INT= 4.00 CFS= 0.558 CO= 0.000 GUTTER FLOW= 0.558 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.94 0.2 0.09 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 1.1 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.56 CFS CARRYOVER= 0.00 INLET NUMBER 91 LENGTH 4.0 STATION 10+43.52 DRAINAGE AREA = 0.120 ACRES C VALUE = .900 CA = 0.108 SUM CA= 0.108 INT= 4.00 CFS= 0.432 CO= 0.000 GUTTER FLOW= 0.432 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.76 0.2 0.10 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 1.0 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.43 CFS CARRYOVER= 0.00 INLET NUMBER 93 LENGTH 12.0 STATION 10+48.68 DRAINAGE AREA = 0.790 ACRES C VALUE = .790 CA = 0.624 SUM CA= 0.624 INT= 4.00 CFS= 2.496 CO= 0.000 GUTTER FLOW= 2.496 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 6.78 0.2 0.03 0.0830 4.2 0.07 5.6 2.769 0.212 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE X O(XXXXXXX REQUIRED LENGTH= 9.4 EFFICIENCY= 1.00 CFS INTERCEPTED= 2.50 CFS CARRYOVER= 0.00 INLET NUMBER 95 LENGTH 4.0 STATION 18+52.47 DRAINAGE AREA = 0.090 ACRES C VALUE = .710 CA = 0.064 SUM CA= 0.064 INT= 4.00 CFS= 0.256 CO= 0.000 GUTTER FLOW= 0.256 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.45 0.2 0.12 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.26 CFS CARRYOVER= 0.00 INLET NUMBER 97 LENGTH 12.0 STATION 20+10.74 Page 8 Creekside_III_inlet_calcs DRAINAGE AREA = 0.240 ACRES C VALUE = .680 CA = 0.163 DRAINAGE AREA = 0.120 ACRES C VALUE = .680 CA = 0.082 SUM CA= 0.245 INT= 4.00 CFS= 0.979 CO= 0.000 GUTTER FLOW= 0.979 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 7.38 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 12.31 H = 0.500 DEPTH OF WATER = 0.11 SPREAD = 5.30 INLET NUMBER 99 LENGTH 6.0 STATION 14+67.29 DRAINAGE AREA = 0.270 ACRES C VALUE = .900 CA = 0.243 SUM CA= 0.243 INT= 4.00 CFS= 0.972 CO= 0.000 GUTTER FLOW= 0.972 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.51 0.2 0.05 0.0830 4.2 0.14 5.6 2.769 0.401 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 4.3 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.97 CFS CARRYOVER= 0.00 INLET NUMBER 103 LENGTH 4.0 STATION 18+11.91 DRAINAGE AREA = 0.140 ACRES C VALUE = .900 CA = 0.126 SUM CA= 0.126 INT= 4.00 CFS= 0.504 CO= 0.000 GUTTER FLOW= 0.504 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.87 0.2 0.09 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 1.0 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.50 CFS CARRYOVER= 0.0 INLET NUMBER 105 LENGTH 4.0 STATION 15+79.23 DRAINAGE AREA = 0.040 ACRES C VALUE = .900 CA = 0.036 SUM CA= 0.036 INT= 4.00 CFS= 0.144 CO= 0.000 GUTTER FLOW= 0.144 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.17 0.2 0.15 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.14 CFS CARRYOVER= 0.00 Page 9 ...._.r w,.<. ., -. .-_,......_..e- rc..w..ara - ..-.� --- _ _r^^"•a Creekside_III_inlet_calcs INLET NUMBER 107 LENGTH 4.0 STATION 14+94.11 DRAINAGE AREA = 0.050 ACRES C VALUE = .900 CA = 0.045 SUM CA= 0.045 INT= 4.00 CFS= 0.180 CO= 0.000 GUTTER FLOW= 0.180 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.27 0.2 0.13 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.7 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.18 CFS CARRYOVER= 0.00 INLET NUMBER 109 LENGTH 4.0 STATION 14+17.11 DRAINAGE AREA = 0.070 ACRES C VALUE = .900 CA = 0.063 SUM CA= 0.063 INT= 4.00 CFS= 0.252 CO= 0.000 GUTTER FLOW= 0.252 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.44 0.2 0.12 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.25 CFS CARRYOVER= 0.00 INLET NUMBER 111 LENGTH 4.0 STATION 13+08.01 DRAINAGE AREA = 0.040 ACRES C VALUE = .900 CA = 0.036 SUM CA= 0.036 INT= 4.00 CFS= 0.144 CO= 0.000 GUTTER FLOW= 0.144 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.17 0.2 0.15 0.0830 4.2 1.00 5.6 2.769 2.789 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 0.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.14 CFS CARRYOVER= 0.00 INLET NUMBER 113 LENGTH 10.0 STATION 10+71.31 DRAINAGE AREA = 0.040 ACRES C VALUE = .900 CA = 0.036 DRAINAGE AREA = 0.100 ACRES C VALUE = .900 CA = 0.090 SUM CA= 0.126 INT= 4.00 CFS= 0.504 CO= 0.000 GUTTER FLOW= 0.504 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 5.21 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 10.31 H = 0.500 DEPTH OF WATER = 0.08 SPREAD = 3.83 INLET NUMBER 115 LENGTH 14.0 STATION 10+71.34 Page 10 creekside_III_inlet_calcs DRAINAGE AREA = 0.650 ACRES C VALUE = .500 CA = 0.325 DRAINAGE AREA = 0.220 ACRES C VALUE = .500 CA = 0.110 SUM CA= 0.435 INT= 4.00 CFS= 1.740 CO= 0.000 GUTTER FLOW= 1.740 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 10.31 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 14.31 H = 0.500 DEPTH OF WATER = 0.14 SPREAD = 7.04 INLET NUMBER 117 LENGTH 14.0 STATION 19+14.04 DRAINAGE AREA = 0.070 ACRES C VALUE = .710 CA = 0.050 DRAINAGE AREA = 0.360 ACRES C VALUE = .710 CA = 0.256 SUM CA= 0.305 INT= 4.00 CFS= 1.221 CO= 0.000 GUTTER FLOW= 1.221 GUTTER SLOPE = 0.0010 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD AT A SLOPE OF .001 (ft./ft.) IS 9.23 (ft.) XXXXXXXXXX CURB INLET IN A SUMP XXXXXXXXXX P EFFEC. LENGTH = 14.31 H = 0.500 DEPTH OF WATER = 0.11 SPREAD = 5.56 INLET NUMBER 119 LENGTH 6.0 STATION 17+83.29 DRAINAGE AREA = 0.520 ACRES C VALUE = .520 CA = 0.270 SUM CA= 0.270 INT= 4.00 CFS= 1.082 CO= 0.000 GUTTER FLOW= 1.082 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.86 0.2 0.04 0.0830 4.2 0.12 5.6 2.769 0.365 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 4.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.08 CFS CARRYOVER= 0.00 INLET NUMBER 121 LENGTH 8.0 STATION 15+79.22 DRAINAGE AREA = 0.650 ACRES C VALUE = .500 CA = 0.325 SUM CA= 0.325 INT= 4.00 CFS= 1.300 CO= 0.000 GUTTER FLOW= 1.300 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 4.47 0.2 0.04 0.0830 4.2 0.11 5.6 2.769 0.316 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 5.6 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.30 CFS CARRYOVER= 0.00 Page 11 �. .... ., Creekside_III_inlet_calcs INLET NUMBER 123 LENGTH 4.0 STATION 14+08.66 DRAINAGE AREA = 0.300 ACRES C VALUE = .550 CA = 0.165 SUM CA= 0.165 INT= 4.00 CFS= 0.660 CO= 0.000 GUTTER FLOW= 0.660 GUTTER SLOPE = 0.0200 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 2.25 0.2 0.08 0.0830 4.2 0.22 5.6 2.769 0.628 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 2.8 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.66 CFS CARRYOVER= 0.00 INLET NUMBER EX94 LENGTH 6.0 STATION DRAINAGE AREA = 0.090 ACRES C VALUE = .840 CA = 0.076 SUM CA= 0.076 INT= 4.00 CFS= 0.302 CO= 0.000 GUTTER FLOW= 0.302 GUTTER SLOPE = 0.0550 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 1.27 2.0 1.57 0.0833 4.2 1.00 3.5 0.147 0.167 )000000000C CURB INLET ON A CONTINUOUS GRADE XXXXXXXXXX REQUIRED LENGTH= 6.0 EFFICIENCY= 1.00 CFS INTERCEPTED= 0.30 CFS CARRYOVER= 0.00 INLET NUMBER 59 LENGTH 10.0 STATION DRAINAGE AREA = 0.580 ACRES C VALUE = .490 CA = 0.284 SUM CA= 0.284 INT= 4.00 CFS= 1.137 co= 0.000 GUTTER FLOW= 1.137 GUTTER SLOPE = 0.0282 FT/FT PAVEMENT CROSS SLOPE = 0.0200 FT/FT SPREAD W W/T SW SW/SX Eo a S'W SE 3.44 2.0 0.58 0.0833 4.2 0.97 3.5 0.147 0.163 XXXXXXXXXX CURB INLET ON A CONTINUOUS GRADE X)0000000(X REQUIRED LENGTH= 8.7 EFFICIENCY= 1.00 CFS INTERCEPTED= 1.14 CFS CARRYOVER= 0.00 Page 12 Virginia Department of Transportation-Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County AL[3EMARLE Date: 03/01106 Subdivision C R E E k S t D E Street Name WELBOURNE LANE (2St-D7. 4S to END) Developer MRRc174 moo,r tiv Nor ERnEs, LLC Phone: — 24S-0f0-a ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRD x RF) Dp Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 1: Deterininebesign ADT Step 2: Determine Design Values CBR, RF,and SSV ADT 3420 Sample DBRT Resiliency Factor (RF) # 1 Source Value %HCV= 100 x HCV x ADT) #2 Table 1 or 20 x HCV Note:For #3 Appendix I o %HCV>5%, # DME approved RF Note:For%HCV 5/o,use ADT EP I>ADT pp # For preliminary designs,use the lowest RF value in the equation Deign ADT 360 CBRD x RF = SSV Use greater of ADT or EPT ( 5 . 0 ) x ( 1. 0 ) = S. 0 Step 3: Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. DR= 0 • 7 0 (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface SM - q . SA ASpi pt.. CONCRETE 1. s n 2.25 3.4 Base BM — 2 S. 0 ASPI.IALT CONCRETE 3. a 2.25 (e.$ Subbase 21 --A AGGREGATE 6.0 " 0.4,0 3. Co Dp must equal or exceed the value of DR. Dp=E(a x h)= 13. 29 Virginia Department of Transportation—Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County ALBEMARLE Date: O3 f Oq IocO Subdivision C R E.K s i D E Street Name MovNr VISTA (1A i- 33.72 To END) Developer M A RC i. M o v N TA i N PR o PERri es , L.L C Phone: 434--24 S- Ol cr0 ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRn x RF) Dp Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 1: Determine Design ADT CBR, 2: Determine Design Values CBR,RF,and SSV ADT /2o Sample DBRT Resiliency Factor (RF) # 1 Source Value %HCV= 100 x HCV x ADT) #2 Table 1 or 20 x HCV Note:For #3 Appendix I Note:For%HCV<5%,use ADT %HCV>5%, DME approved RF EPT>ADT For preliminary designs,use the lowest # RF value in the equation Design ADT (20 CBRD x RF = Use greater of ADT or EPT SSV ( 5.0 ) x ( (. 0 ) = S.C) Step 3:Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. DR 2. (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface SM - q,S A WIAA(-T CO NCRETE (I 2.2S 3.4 Base BM - 25.0 ASPRALT CONCRETE 2.0 " 2.2S 4.8 Subbase 21 - A A GGREGATE Lon 0.60 3. Dp must equal or exceed the value of DR. Dp=E(a x h)= /3. 7 29 Virginia Department of Transportation—Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County A L B E M A R L E Date: 03 J 01 10 6 Subdivision C R E E k S i DE Street Name THREE BOARD LANE Developer MARC4 MoVNTA1N P(opeRries, LLC. Phone: 434. 24c O(oo ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRD x RF) Dp Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 1: Determine Design ADT Step 2: Determine Design Values CBR,RF,and SSV ADT !2 0 Sample DBRT Resiliency Factor (RF) # 1 Source • Value %HCV= 100 x HCV x ADT) #2 Table 1 or 20 x HCV Note:For #3 Appendix I Note:For%HCV<5%,use ADT %HCV>5%, DME approved RF _ EP'I>ADT # For preliminary designs,use the lowest # RF value in the equation y Design ADT 12 0 CBRD x RF = SSV Use greater of ADT or EPT ( 5. 0 ) x ( 1.0 ) = 5. 0 Step 3:Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<—400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. DR— 2 (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface SM - 9.SA ASPHALT CoNcRETE S tl 2.2S 3 .4 Base BM - 2.S,0 ASPI.ALT CoNC.ETE 3 ti 2.25 C. 8 Subbase '21- A AGGREGATE 6 " 0.(0 3.co Dp must equal or exceed the value of DR. Dp=E(a x h)= 13.1 29 Virginia Department of Transportation—Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County ALBEMARLE Date: 03109 I06 Subdivision C R E E k S 1 E Street Name JACKSON LANE Developer MARCu MovN IN PRopERTlES, LLC. Phone: 434 - 24S-o(oa ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRD x RF) Dp Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 1: Determine Design ADT Step 2: Determine Design Values CBR, RF,and SSV ADT 2 0 Sample DBRT Resiliency Factor (RF) # 1 Source Value %HCV= 100xHCVxADT) #2 Table 1 or 20 x HCV Note:For #3 Appendix I Note:For%HCV<5%,use ADT %HCV>5%' DME approved RF EPT>ADT # For preliminary designs,use the lowest RF value in the equation Design ADT CBRD x RF SSV Use greater of ADT or EPT 2 O ( S.° ) x ( l. o ) = S. o Step 3: Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. DR= (a.0 (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface S N' - 9 . S A ASPµALT CONCRETE 2" I1.v7 3.34 Base 'Z,k_ Pr AG-&RF_GATE_ / 0 g•0 Subbase Dp must equal or exceed the value of DR. Dp=E(a x h)= '/, 34. 29 Virginia Department of Transportation,..Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County ALIaEMA,RL E Date: 03109 10 6 Subdivision C R E E kS l D E Street Name MILL STONE LANE (IS 4-34.1-2- To 18+6 8. 14) Developer MOvNrAl1J PRopc1r t ES, LL C. Phone: 134_24,S--ot oy> ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRD x RF) Dp Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 2: Determine Design Values Step 1: Determine Design ADT CBR, RF,and SSV ADT 9 d Sample DBRT Resiliency Factor (RF) # 1 Source Value %HCV= 100 x HCV x ADT) #2 Table 1 or 20 x HCV Note:For #3 Appendix I Note:For%HCV<5%,use ADT %HCV>5%, # DME approved RF EP`I>ADT For preliminary designs,use the lowest RF value in the equation Design o ADT 9 0 CBRD x RF = SSV Use greater of ADT or EPT ( 5.0 ) x ( I. p ) 50 Step 3: Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. DR= - 1 (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface S M - 9.5 a ASP HALT CONCRETE I. 5 I. 2.25 3.4 I Base BM - 2S. d ASPHALT CDNCRET'E 3. 0 2-2Stt Subbase 21 A AGGREGATE. 6. 0 0.6O 3- l� Dp must equal or exceed the value of DR. Dp=E(a x h)_ 13.7 29 Virginia Department of Transportation—Pavement Design Guide © 1996(rev2000) Appendix IV Flexible Pavement Design Worksheet for New Subdivision Streets This sheet is intended for use and submission in conjunction with VDOT's Subdivision Street Requirements County ALBEMARL . Date: 0310g10(, Subdivision CKEEICSI DF. Street Name MILL StoNE LANE ( to+oo ra /5+34. 12) Developer MkRCH MCANTAIN PROPERTIES 1 LLC Phone: 4.34-245-moo ADT Projected traffic for the street segment considered,as defined in the Subdivision Street Requirements. CBRD Design CBR=Average of CBRT x 2/3 and modified only as discussed in the Pavement Design Guide. CBRT CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Guide DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks,buses,etc.,with 2 or more axles and 6 or more tires). %HCV Percentage of the total traffic volume composed of Heavy Commercial Vehicles. RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading. SSV Soil support value of subgrade(SSV=CBRD x RF) De Thickness index of proposed pavement design computed by the Conventional Pavement Design Method DR Thickness index required,based on Design ADT and SSV,determined by Appendix II. Step 1: Determine Design ADT Step 2: Determine Design Values CBR,RF,and SSV ADT 4 10 Sample DBRT Resiliency Factor (RF) # 1 Source Value %HCV= 100x HCV xADT) #2 or Table 1 20 x HCV Note:For #3 Appendix I Note:For%HCV<5%,use ADT %HCV>5%, # DME approved RF EP'I>ADT # For preliminary designs,use the lowest # RF value in the equation Design ADT 6 0 Use greater of ADT or EPT CBRD x RF = SSV ( Sd ) x ( I ° ) = 50 Step 3:Pavement Design (Check appropriate box and show proposed pavement design below.) ❑ (A) Limited to Design ADT<—400-Show pavement material notations and thickness from Appendix IV Tables A and B. ❑ (B) Show pavement section as developed in the Pavement Design Guide. 3' DR_ (See Appendix III for material notations and thickness equivalency values(a)). from Appendix II Description of Proposed Pavement Section Material Notation Thickness,h a (a x h) Surface SM - 9•SA ASPHALT- CoNCR.ETE 1 • St. 2.25 3•4 Base L3(MM - 25_o ASPHALT CONCRETE 3 .0" 2.zs 6.8 Subbase 2 ( - A AGGREGATE G tl 6.40 3•(P Dp must equal or exceed the value of DR. 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