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SW6230802_Design Calculations_20230831
Culvert Report Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Thursday,Jun 1 2023 PIPE 1 Invert Elev Dn (ft) = 124.15 Calculations Pipe Length (ft) = 50.00 Qmin (cfs) = 5.18 Slope (%) = 0.50 Qmax (cfs) = 5.18 Invert Elev Up (ft) = 124.40 Tailwater Elev (ft) = (dc+D)/2 Rise (in) = 18.0 Shape = Circular Highlighted Span (in) = 18.0 Qtotal (cfs) = 5.18 No. Barrels = 1 Qpipe (cfs) = 5.18 n-Value = 0.012 Qovertop (cfs) = 0.00 Culvert Type = Circular Concrete Veloc Dn (ft/s) = 3.45 Culvert Entrance = Square edge w/headwall (C) Veloc Up (ft/s) = 4.84 Coeff. K,M,c,Y,k = 0.0098, 2, 0.0398, 0.67, 0.5 HGL Dn (ft) = 125.34 HGL Up (ft) = 125.28 Embankment Hw Elev (ft) = 125.72 Top Elevation (ft) = 126.60 Hw/D (ft) = 0.88 Top Width (ft) = 28.00 Flow Regime = Inlet Control Crest Width (ft) = 50.00 Elev 10) PIPE 1 Rvl Depth(0) 127.00 2.60 12650 2.10 tdlldliii _--'.''' MOO 1.60 inlet nn,rtl 125.50 1.10 12500 0.60 124.50 0.10 124.00 -040 123.50 -0.90 0 5 10 15 20 25 30 35 <0 45 50 _1 60 65 70 GIrmAarGulven 11GL Embank Reach(6) Culvert Report Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Thursday,Jun 1 2023 PIPE 2 Invert Elev Dn (ft) = 126.60 Calculations Pipe Length (ft) = 46.00 Qmin (cfs) = 3.49 Slope (%) = 0.54 Qmax (cfs) = 3.49 Invert Elev Up (ft) = 126.85 Tailwater Elev (ft) = (dc+D)/2 Rise (in) = 18.0 Shape = Circular Highlighted Span (in) = 18.0 Qtotal (cfs) = 3.49 No. Barrels = 1 Qpipe (cfs) = 3.49 n-Value = 0.012 Qovertop (cfs) = 0.00 Culvert Type = Circular Concrete Veloc Dn (ft/s) = 2.50 Culvert Entrance = Square edge w/headwall (C) Veloc Up (ft/s) = 4.22 Coeff. K,M,c,Y,k = 0.0098, 2, 0.0398, 0.67, 0.5 HGL Dn (ft) = 127.71 HGL Up (ft) = 127.56 Embankment Hw Elev (ft) = 127.87 Top Elevation (ft) = 129.74 Hw/D (ft) = 0.68 Top Width (ft) = 20.00 Flow Regime = Inlet Control Crest Width (ft) = 50.00 EH:i31 PIPE 2 Ho C4ptn!3.i 13... 3.15 128.00 1.15 ImNcaabd 1z>_ao o.1s 12fi.00 -0.65 125.00 -1.05 0 5 10 15 20 25 30 35 4. 45 53 55 E. 65 70 GirwlarGolve, HGL Embank Rea.01) Culvert Report Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Thursday,Jun 1 2023 PIPE 3 Invert Elev Dn (ft) = 125.60 Calculations Pipe Length (ft) = 40.00 Qmin (cfs) = 15.48 Slope (%) = 0.50 Qmax (cfs) = 15.48 Invert Elev Up (ft) = 125.80 Tailwater Elev (ft) = (dc+D)/2 Rise (in) = 24.0 Shape = Circular Highlighted Span (in) = 24.0 Qtotal (cfs) = 15.48 No. Barrels = 1 Qpipe (cfs) = 15.48 n-Value = 0.012 Qovertop (cfs) = 0.00 Culvert Type = Circular Concrete Veloc Dn (ft/s) = 5.42 Culvert Entrance = Square edge w/headwall (C) Veloc Up (ft/s) = 6.50 Coeff. K,M,c,Y,k = 0.0098, 2, 0.0398, 0.67, 0.5 HGL Dn (ft) = 127.31 HGL Up (ft) = 127.22 Embankment Hw Elev (ft) = 128.11 Top Elevation (ft) = 128.60 Hw/D (ft) = 1.15 Top Width (ft) = 20.00 Flow Regime = Inlet Control Crest Width (ft) = 50.00 Elev(rt) PIPE 3 Hw Dept,(1) 129.00 3.20 jnIfrd 128.00 - 220 127.00 1.20 12600 030 125.00 -0.80 121.00 -1.80 0 5 10 15 20 25 3D 35 40 IS 50 55 50 Gra rCdv00 HGL Embank Rea.(a) 1882-MORNING GLORY SUBDIVISION EC Matting Calculations Ditch#1 fl North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help IENGLISH. IUSER I 6/1/2023 02:07PMI HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs) Radius(ft)• _ Depth(ft) 12.9 0.1 1.83 1.59 0.34 0.65 I S=0.0100 t' rr,', „, M'„tr r� r.,, V rM F .-{? p h a� f : f....is*,.:,' e p ,*� ,� a;{£; 4,,: 4 �., . , .4. ., r•4 ff \_____ B 1 t rw . ice, A �iM r. r, 3.0 Width=0.50ft 3.0 ' f 4 ' f A. " LINER RESULTS X X tK Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) • Straight Unreinforced Vegetation D Bunch 50-75% 3.33 - 0.40 - 8.22 STABLE Soil Sandy Loam 0.035 0.037 0.95 UNSTABLE IINorth American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help IdENGLISH. IUSER I 16/1/21123 02:08 PM II HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.050) (cfs) Period(hrs) Radius(ft) . Depth(ft) In 0.1 1.54 1.88 0.38 0.71 S=0.0100 ,,4S ,`1ti .��1t 1 , •', 47#, \ 4, ‘\ `, ; A .,:4 i� t L Bottom 4:;, , 45 3.0 Width=0.50ft 3.0 .*:„ :.'.r14•• 4. .`„,.I.,.'t,( (t ` ,A U ` ^� 4 y. #.V <1s LINER RESULTS ti ,, _ Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight S75 Unvegetated 1.55 0.44 3.48 STABLE Staple D Ditch#2 1 North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. (USER I 6/1/2023 02:10 PM I HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs) Radius(ft) . Depth(ft) I I 2.7 0.1 1.38 1.95 0.38 0.73 S=0.0050 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psf) (psf) Straight Unreinforced Vegetation D Bunch 50.75% 3.33 0.23 14.67 STABLE - Soil Sandy Loam 0.035 0.021 1.69 STABLE Ditch#3 fl North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. IUSER 6/1/2023 02:11 PMI HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs). Radius(ft) , Depth(ft) I 0.7 0.1 1.82 0.38 0.17 0.28 S=0.0260 1 L Bottom _1 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (Psi) (psi) Straight Unreinforced Vegetation D Bunch 50-75% 3.33 0.46 7.22 STABLE Soil Sandy Loam 0.035 0.042 0.83 UNSTABLE III North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. }USER I 6/1/2023 02:12 PM I HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.055) (cfs) Period(hrs) Radius(ft) Depth(ft) 10.7 0.1 1.44 0.49 0.19 0.33 S=0.0260 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight S75 Unvegetated 1.55 - 0.53 2.91 STABLE Staple D Ditch#4 IINorth American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help IHENGLISH. FUSER 6/1/2023 02:13PM y. HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs)_ Radius(ft) _ Depth(ft) p.6 0.1 1.75 0.34 0.16 0.26 W w, h S=0.0260 {x ' ci ;i St � i �Se_. ii;* 0: . 1 Bottom -1 tp.4,11, w,1 ,. , •,�,�c, . ; � , �, 3.0 Width=0.50ft 3.0 .,1.4't,-* LINER RESULTS -ra. ,`'4 .,�'I^ '. -j�`''t',. , Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight Unreinforced Vegetation D Bunch 50.75% 3.33 0.43 7.75 STABLE Soil Sandy Loam 0.035 0.039 0.89 UNSTABLE i0`.,/,-`7.t:c0dis.i'..s ctg4sjw sl cis A '.c.;L1I.INV'...t LV aritj'..t.:I b� awe'.s-'�0 sw 4 Lb 4r7.4.:ctg swn: ,:-0A.':J.c0Asstr*s..i.i:'I' 111 North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. IUSER I 6/1/2023 02:13PM( HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.055) (cfs) ,Period(hrs). _ Radius(ft) Depth(ft) 0.6 0.1 1.38 0.43 0.18 0.31 S=0.0260 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight S75 Unvegetated 1.55 0.50 3.12 STABLE Staple D Ditch#5 ® North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help NEIENGLISH. IUSER 6/1/2023 02:14 PM HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs) _ Radius(ft) Depth(ft) 18.2 0.5 2.23 8.15 0.78 1.57 S=0.0050 i 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 { LINER RESULTS Not to Scale Matting Type Vegetation Characteristics [,. Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern ' Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight Unreinforced Vegetation D Bunch 50.75% 3.33 0.49 6.81 STABLE Soil Sandy Loam 0.035 0.045 0.78 UNSTABLE III North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. FUSER I 6/1/2023 02:15PM! HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.033) (cis) Period(hrs) Radius(ft) Depth(ft) I I 18.2 - 0.5 2.56 7.11 0.73 1.46 S=0.0050 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight S75 Unvegetated 1.55 0.45 3.41 : STABLE • Staple D Ditch#6 LI North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. IUSER I 16/1/21123 02:15PMI HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) _Period(hrs), Radius(ft) _ Depth(ft) 16.1 0.5 2.16 7.43 0.75 1.49 S=0.0050 1 L Bottom 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight Unreinforced Vegetation D Bunch 50.75% 3.33 0.47 7.15 : STABLE Soil Sandy Loam 0.035 0.043 0.82 UNSTABLE II North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. IUSER I 6l1/2023 02:16 PM HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.034) (cis) -Period(hrs) Radius(it) Depth(ft) 116.1 0.5 2.42 6.65 0.71 1.41 S=0.0050 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type 1 Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) • Straight S75 : Unvegetated 1.55 0.44 3.53 - STABLE Staple D Ditch#7 II North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help IRENGLISH. (USER I 6/1/2023 02:16 PM HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) ,Period(hrs). - Radius(ft) Depth(ft) 14.1 0.1 1.54 2.67 0.45 0.86 S=0.0050 P j' t.s of-'4;-',, :c.-- 2 t�' s2 , ),4"..__7_ .I' '"__g Bottom ' �;y ' ;` ;" 3.0 Width=0.50ft 3.0 -;s-:4-1-r' .-48, LIMNER REESULT~S;.r ' ''' V I 1 Not to Scale Matting Type Vegetation Characteristics 11 Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psi) (psi) Straight Unreinforced Vegetation D Bunch 50.75% 3.33 0.27 12.36 STABLE Soil Sandy Loam 0.035 0.025 1.42 STABLE Ditch#8 nNorth American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help :ENGLISH. IUSER I 1-67172111:121 HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal Unreinforced Vegetation(n=0.040) (cfs) Period(hrs), _ Radius(ft) _ Depth(ft) 4.1 0.1 1.99 2.06 0.39 0.75 S=0.0100 1 L Bottom _I 1 3.0 Width=0.50 ft 3.0 LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern Phase Class Type Density Shear Stress Shear Stress (psf) (psf) Straight Unreinforced Vegetation D Bunch.50.75% 3.33 0.47 7.12 STABLE Soil Sandy Loam 0.035 0.043 0.82 ' UNSTABLE 1111 North American Green ECMDS Version 4.3-Channel Protection Design,Output Form File Specifications Options Help ENGLISH. FUSER I 16/1/2023 02:17 PM I HYDRAULIC RESULTS Discharge Peak Flow Velocity(fps) Area(sq.ft) Hydraulic Normal S75(n=0.048) (cfs) Period(hrs) Radius(ft) , Depth(ft) 14.1 0.1 1.74 2.36 0.42 0.81 S=0.0100 • i 1L _i1 Bottom 3.0 Width=0.50 ft 3.0 i LINER RESULTS Not to Scale Matting Type Vegetation Characteristics Reach Stability Analysis Permissible Calculated Safety Factor Remarks Staple Pattern ' Phase Class Type Density Shear Stress Shear Stress (psi) (psf) -Straight S75 Unvegetated - - 1.55 0.50 3.08 - STABLE Staple D 4D Site Solutions, Inc. DITCH CALCULATIONS NOTE:sheet only set up to handle Tc from 5 min to 30 min A. Flow velocity<2.0 fps when discharging to wetlands B. Flow velocity<4.5 fps all other cases** C. Channel slope<5.0%for curb outlet swales 1882-MORNING GLORY SUBDIVISION Rainfall Intensity Storm Event 5-min 10-min 15-min 30-min 10-yr 7.94 6.35 5.36 3.88 25-yr 8.92 7.10 6.00 4.45 50-yr 9.64 7.67 6.47 4.88 100-yr 10.30 8.21 6.92 5.30 Tc Drainage Impervious Grassed Storm Rainfall Ditch No. C Kerby Kirpich Intensity Q(cfs) Area(ac) Area(ac) Area(ac) Event(yr) Total Tc Tc Used (m/hr) L(ft) n s Toy, L(ft) S Tch 1 0.72 0.22 0.50 0.50 n/a 395.0 0.019 3.58 3.58 5 10-yr 7.94 2.86 2 0.69 0.21 0.48 0.50 n/a 315.0 0.023 2.80 2.80 5 10-yr 7.94 2.74 3 0.18 0.06 0.12 0.50 n/a 260.0 0.024 2.37 2.37 5 10-yr 7.94 0.71 4 0.19 0.03 0.16 0.40 n/a 260.0 0.024 2.37 2.37 5 10-yr 7.94 0.60 5 8.49 1.31 7.18 0.40 n/a 1200.0 0.005 14.09 14.09 15 10-yr 5.36 18.20 6 6.00 1.85 4.15 0.50 n/a 1050.0 0.005 12.71 12.71 15 10-yr 5.36 16.08 7 1.04 0.32 0.72 0.50 n/a 400.0 0.006 5.64 5.64 5 10-yr 7.94 4.13 8 1.04 0.32 0.72 0.50 n/a 395.0 0.009 4.78 4.78 5 10-yr 7.94 4.13 printed:8/31/2023 4:20 PM Page 1 of 1 4D Site Solutions, Inc. PIPE CALCULATIONS NOTE:sheet only set up to handle Tc from 5 min to 30 min A. Cross-pipes to use 25-yr storm inensity 1882-MORNING GLORY SUBDIVISION Rainfall Intensity Storm Event 5-mi IO-yr 7.94 6.35 5.36 3.88 25-yr 8.92 7.1 6 4.45 50-yr 9.64 7.67 6.47 4.88 100-yr 10.3 8.21 6.92 5.3 Tc Drainage Storm Rainfall Pipe No. C Kerby Kirpich Intensity Q(cfs) Area(ac) Event(yr) Total Tc Tc Used (in/hr) L(ft) n s Toy, L(ft) S Tch 1 1.29 0.45 n/a 450.0 0.009 5.28 5.28 5 25-yr 8.92 5.18 2 0.87 0.45 n/a 400.0 0.020 3.55 3.55 5 25-yr 8.92 3.49 3 8.60 0.30 n/a 1200.0 0.005 14.09 14.09 15 25-yr 6 15.48 printed:8/31/2023 4:20 PM Page 1 of 1 OUTLET PROTECTION DATE DESIGN PHASE DESIGN 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X / MORNING GLORY SUBDIVISION 1882 REVISION / / LOCATION BY RECORD / / Cumberland County, North Carolina BPB OTHER / / CHECKED BY (SPECIFY) CSB Storm Outlet Structure FES No.= PIPE 1 OUT Q1o/Qfull = 0.70 Pipe Dia= 18 in V/Vfull = 1.08 Q10= 5.18 cfs V= 4.5 fps Qfull = 7.43 cfs Vfull = 4.20 fps From Fig. 8.06.b.1: Zone = 2 From Fig. 8.06.b.2: D50 = 8 in DMAX = 12 in 11 :1 Riprap Class = B Apron Thickness = 18 in Apron Length 9.0 ft • Apron Width @ Outlet = 4.5 ft •� 000�• Apron Width @ End = 10.5 ft Length Storm Outlet Structure FES No.= PIPE 2 OUT Q1o/Qfull = 0.45 Pipe Dia= 18 in V/Vfull = 0.97 Q10= 3.49 cfs V= 4.3 fps Qfull = 7.74 cfs Vfull = 4.38 fps From Fig. 8.06.b.1: Zone = 2 From Fig. 8.06.b.2: D50 = 8 in DMAX = 12 in Riprap Class = B s Apron Thickness = 18 in 3 Apron Length = 9.0 ft Apron Width @ Outlet = 4.5 ft Apron Width @ End = 10.5 ft L Length 1882-Storm Drainage for Spread.xls LATEST REVISION:8/31/2023 4:19 PM PAGE 1 OF 2 OUTLET PROTECTION DATE DESIGN PHASE DESIGN 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X / MORNING GLORY SUBDIVISION 1882 REVISION / / LOCATION BY RECORD / / Cumberland County, North Carolina BPB OTHER / / CHECKED BY (SPECIFY) CSB Storm Outlet Structure FES No.= PIPE 3 OUT Q1o/Qfull = 0.97 Pipe Dia= 24 in V/Vfull = 1.14 Q10= 15.48 cfs V= 5.8 fps Qfull = 16.00 cfs Vfull = 5.09 fps From Fig. 8.06.b.1: Zone = 3 From Fig. 8.06.b.2: D50 = 10 in DMAX = 15 in Riprap Class = 1 4.4444444 s Apron Thickness = 22.5 in 3 Apron Length 16.0 ft Apron Width @ Outlet = 6 ft Apron Width @ End = 18.0 ft Length 1882-Storm Drainage for Spread.xls LATEST REVISION:8/31/2023 4:19 PM PAGE 2 OF 2 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X/ MORNING GLORY SUBDIVISION 1882 REVISION / // LOCATION BY RECORD / / Cumberland County,North Carolina BPB OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE CONTINUED —r.226 h= 26 INLET 0(+) Q(-) CAPTURED Tc I Cc INLET Cc INLET UPSTREAM INLET INLET TOTAL INLET PIPE TIME RUNOFF FROM TO AREAS AREA RUNOFF DISCHARGE BYPASS BYPASS DISCHARGE AREAS TIME TIME OF CONC. INTENSITY COEFF. (INLETS) (AC) COEFF. (CFS) (CFS) (CFS) (CFS) (AC) (MIN) (MIN) (MIN) (IN/HR) PIPE 1 IN PIPE 1 OUT PIPE 1 IN PIPE 2 IN PIPE 2 OUT PIPE 2 IN PIPE 3 IN PIPE 3 OUT PIPE 3 IN 1882-Storm Drainage for Spread.xls 10-YEAR Date:8/31/2023 Time:4:19 PM Page 1 of 4 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X/ MORNING GLORY SUBDIVISION 1882 REVISION / // LOCATION BY RECORD / / Cumberland County,North Carolina BPB OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE-CONTINUED g= 226 h= 26 Q Q UPSTREAM SIDE- CAPACITY SEGMENT UPPER LOWER TOP FROM TO DISCHARGE STREAM SLOPE DIA. (FULL) V FULL LENGTH TIME INV. INV. ELEV. (CFS) (CFS) I (IN) • (CFS) (FPS) (FT) (MIN) (FT) (FT) (FT) PIPE 1 IN PIPE 1 OUT 5.18 0.00 0.0050 18 7.4 4.2 50 0.20 124.40 124.15 126.60 PIPE 2 IN PIPE 2 OUT 3.49 0.00 0.0054 18 7.7 4.4 46 0.18 126.85 126.60 129.74 PIPE 3 IN PIPE 3 OUT 15.48 0.00 0.0050 24 16.0 5.1 40 0.13 125.80 125.60 128.60 1882-Storm Drainage for Spread.xls 10-YEAR Date.8/31/2023 Time.4:19 PM Page 2 of 4 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X/ MORNING GLORY SUBDIVISION 1882 REVISION / // LOCATION BY RECORD / / Cumberland County,North Carolina BPB OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 HYDRAULIC GRADE LINE CONTINUED g= 226 BEND LOSS K'S h= 26 90 DEG=0.7 30 DEG=0.28 60 DEG=0.55 15 DEG=0.10 PIPE HYDRAULIC SIDESTREAM HEAD LOSS BEND FRICTION FRICTION FROM TO AREA RADIUS SUMMATION Hf He He Hb Ht LOSS SLOPE VELOCITY (FT) (FT) (CFS) K (FT/FT) (FPS) PIPE 1 IN PIPE 1 OUT 1.7671 0.3750 0.00 0.12 0.03 0.05 0.01 0.21 0.10 0.0024 2.92 PIPE 2 IN PIPE 2 OUT 1.7671 0.3750 0.00 0.05 0.02 0.02 0.01 0.09 0.10 0.0011 1.97 PIPE 3 IN PIPE 3 OUT 3.1416 0.5000 0.00 0.19 0.09 0.13 0.04 0.45 0.10 0.0046 4.90 1882-Storm Drainage for Spread.xls 10-YEAR Date:8/31/2023 Time:4:19 PM Page 3 of 4 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-2023 PRELIM / / PROJECT NAME PROJECT NO CONSTR / X/ MORNING GLORY SUBDIVISION 1882 REVISION / // LOCATION BY RECORD / / Cumberland County,North Carolina BPB OTHER / // CHECKED BY (SPECIFY) CSB DESIGN CRITERIA: n= 0.013 HYDRAULIC GRADE LINE-CONTINUED 1.DESIGN FOR THE 10 YR STORM g= 226 2.ASSUME TIME OF CONCENTRATION TO h= 26 AN INDIVIDUAL INLET=5 MIN.(Unless otherwise noted) _ INLET W.S.ELEV. 3.INTENSITY=g/(h+T),FOR 10 YR STORM OUTLET OUTLET INLET USE FLOW FREE- (g and h were derived from Raleigh-Durham Intensity- FROM TO W.S.ELEV CONTOL CONTROL CONDITION I BOARD COMMENTS Duration-Frequency Charts,REF:NC Erosion and (FT) (FT) (FT) (FT) CONTROL (FT) Sediment Control Planning and Design Manual) 4.MANNINGS"n"FACTOR=0.013 PIPE 1 IN PIPE 1 OUT 125.35 125.56 125.52 125.56 OUTLET 1.04 OK 5.RUNOFF COEFICIENT Cc=0.50(Per CR-7107) PIPE 2 IN PIPE 2 OUT 127.80 127.89 127.77 127.89 OUTLET 1.85 OK PIPE 3 IN PIPE 3 OUT 127.20 127.65 127.85 127.85 INLET 0.75 OK 1882-Storm Drainage for Spread.xls 10-YEAR Date:8/31/2023 Time:4:19 PM Page 4 of 4