830013_Lagoon Design_20200710

Address: PO Box 856
Warsaw, NC 28398
Countv: Scotland
FARM INFORMATION
Nursery:
Wean to Finish:
Gilts:
Farrow to weanling:
Farrow to feeder:
Farrow to finish:
Boars:
Storage Period:
25 Yr. / 24 Hr Storm Event
"Heavy Rain" Factor
Rainfall in Excess of Evaporation
Additional Water Usage:
Additional Drainage Area:
Checked By: DSE
Date: 06/17/20
Sheet 1 of 7
Farm Population:
0
0
4752 Hd.
0
0
0
0
180 Days
6.8 In.
7.0 In.
0
0
LAGOON INFORMATION
Is Lagoon Designed as an Irregular Shape?
(Y/N)
N
Does Operator Want Emergency Spillway?
(Y/N) -
N
Was This Design Built Prior to Sept. 1996?
(Y/N)----------
Y
Is Drain Tile Req'd to Lower SHWT?
(Y/N)-----------
N
Seasonal High Water Table Elev:----------------
0.00
Freeboard: —
1.0
Ft.
Emergency Spillway Flow Depth:
Side Slopes: --------------
2.5
:1 (H:V)
Inside Top Length:
427.0
Ft.
Inside Top Width:
275.0
Ft.
Top of Dike Elevation:
Depth
50.00
Ft.
Finished Bottom Elevation: — ----------
--- 15.00 Ft.
35.00
Ft.
Start Pump Elevation: ------------
19.2 In.
48.40
Ft.
Stop Pump Elevation: ---
49.2 In.
45.90
Ft.
LAGOON VOLUME REQUIRED VOL.
DESIGN VOLUMES % REQ'D
Storm Stor=
66541
(Cu.Ft.)
67,334
(Cu.Ft.)
101.19%
Temporary =
242314
(Cu.Ft.)
269,368
(Cu.Ft.)
111.16%
Permanent =
712800
(Cu.Ft.)
942,303
(Cu.Ft.)
132.20%
Total Volume =
1,021,655
(Cu.Ft.)
1,279,005
(Cu.Ft.)
125.19%
1/2 Treatment Volume = 356,400 (Cu.Ft.)
1/2 Treatment Volume Elevation = 42.24 Ft.
90 Temporary Storage Volume Elevation = 47.07 Ft.
Min. Required Liner Thickness
Lagoon Surface Area: (Inside TOD)
93.07 In.
35.15 In.
2.2 Ft.
117,425 S.F.
Murphy -Brown, LLC Engineering P.O. Box 856, Warsaw, NC 28398 [phone]

Grower: 707931-K&S Designed y: KBW
Address: PO Box 856 Checked By: DSE
Warsaw, NC 28398 Date: 06/17/20
County: Scotland Sheet 2 of 7
ACTUAL DESIGN
VOLUME CALCULATIONS
BASE VOLUME:
r,
jcu. Ft.
LAGOON STAGE -AREA VOLUMES
Contour
Elevation (FT.)
Area SF
Incr. Vol. (Cu. FT)
Cumul. Vol. (Cu. FT)
35.00
70,400
0
36.00
73,185
71,793
71,793
37.00
76,020
74,603
146,395
38.00
78,905
77,463
223,858
39.00
81,840
80,373
304,230
40.00
84,825
83,333
387,563
41.00
87,860
86,343
473,905
42.00
90,945
89,403
563,308
43.00
94,080
92,513
655,820
44.00
97,265
95,673
751,493
45.00
100,500
98,883
850,375
46.00
103,785
102,143
952,518
47.00
107,120
105,453
1,057,970
48.00
110,505
108,813
1,166,783
49.00
113,940
112,223
1,279,005
50.00
117,425
115,683
1,394,688
These volumes were calculated using the vertical average end area method
TOTAL REQD VOL
1,021,655
CF
CUMULATIVE
VOL.
ZONE VOL.
125.19%
END PUMP = _ _ =
45.90
FT
942,303 CF
TR'MT
942,303
132.20 0
START PUMP = =
48.40
FT
1,211,672 CF
TEMP
269,368
111.16 0
MAX STORAGE =
49.00
FT
1,279,005 CF
STORM
67,334
101.19'0
Murphy -Brown, LLC Engineering P.O. Box 856,Warsaw, NC 28398 [phone]

Urower: 707931-K&S Designed By: KBW
Address: PO Box 856 Checked By: DSE
Warsaw, NC 28398 Date: 06/17/20
County: Scotland Sheet 3 of 7
MINIMUM REQUIRED VOLUME CALCULATIONS
Permanent Storage:
Required Treatment Volume:
nima) Type Capacity *ALW (cu. . = Total
Nursery
0
30
1.00
0
Wean to Finish
0
115
1.00
0
Gilts
4,752
150
1.00
712,800
Farrow to weanling
0
433
1.00
0
Farrow to feeder
0
522
1.00
0
Farrow to finish
0
1,417
1.00
0
Boars
0
400
1.00
0
Total Required Treatment Volume (cu. ft.)=
Sludge Storage Volume:
712,800
jAnimal Type i7apacity ALW (cu. . = Total
Nursery
0
30
0.00
0
Wean to Finish
0
115
0.00
0
Gilts
4,752
150
0.00
0
Farrow to weanling
0
433
0.00
0
Farrow to feeder
0
522
0.00
0
Farrow to finish
0
1,417
0.00
0
Boars
0
400
0.000
0
total Required Sludge Storage Volume (cu. ft.)=
Temporary Storage Volume:
Manure Production:
jAmmal Type Capacity Sto. Period J./day) = Total
Nursery
0
180
0.30
0
Wean to Finish
0
180
1.17
0
Gilts
4,752
180
1.52
1, 300,147
Farrow to weanling
0
180
4.39
0
Farrow to feeder
0
180
5.30
0
Farrow to finish
0
180
14.38
0
Boars
0
180
4.06
0
Total Manure Production (gals.)=
Total Manure Production (cu.ft.)=
Excess Fresh Water:
1,300,147
173,816
jAnimal Type Capacity Sto. Period J./day) = Total
Nursery
0
180
0.00
0
Wean to Finish
0
180
0.00
0
Gilts
4,752
180
0.00
0
Farrow to weanling
0
180
0.00
0
Farrow to feeder
0
180
0.00
0
Farrow to finish
0
180
0.00
0
Boars
0
180
0.00
0
Total Fresh Water Excess (gals.) --
Total Fresh Water Excess (cu.ft.)=

Grower: 707931-K&S Designed By: KBW
Address: PO Box 856 Checked By: DSE
Warsaw, NC 28398 Date: 06/17/20
County: Scotland Sheet 4 of 7
Temporary Storage Volume: (Cont.)
Rainfall in Excess of Evaporation:
Vol.=(Lagoon Surface Area + Additional Drainage Area) * Rainfall / 12in./ft
Vol.= (117425 sq.ft. + 0 sq.ft.) * 7 in. /12 in./ft.
Total Required Volume for Rainfall in Excess of Evap. (cu.ft.)= 68,498
Storm Storage:
Vol.=(Lagoon Surf. Area + Addt'I Drainage Area) * 25Yr./24Hr. Storm(in) / 12in./ft.
Vol.= (117425 sq.ft + 0 sq.ft.) * 6.8 in. /12 in./ft.
Total Required Volume for 25Yr.124Hr. Storm Event (cu.ft)= 66,541
"Heavy Rain" Storage:
Vol.=(Lagoon Surf. Area + Addt'I Drainage Area) * "Heavy Rain" Factor (in) / 12in./ft.
Vol.= (117425 sq.ft + 0 sq.ft.) * 0.0 in. /12 in./ft.
Total Required Volume for "Heavy Rain" (cu.ft.) _
(for Extended Periods of Chronic Rainfall)
Additional Water Storage:
No Additional Water Storage is Required
Total Required Storm Storage
(25Yr. / 241-1r. Storm +'Heavy Rain')= 66,541 (CU.FT)
Total Required Temporary Storage
(Manure Prod. + Excess Fr. Water + Rainfall Excess + Additional Water Storage) = 242,314 (CU.FT)
Total Required Permanent Storage
(Treatment + Sludge) = 712,800 (CU.FT)
TOTAL REQUIRED VOLUME = 1021655 (CU.FT.)

Grower: 707931-K&S Designed By: KBW
Address: PO Box 856 Checked By: DSE
Warsaw, NC 28398 Date: 06/17/20
County: Scotland Sheet 5 of 7
LAGOON DESIGN SUMMARY
Top of Dike Elevation --- -
50.00
FT.
Emergency Spillway Crest Elevation -------------------
Not Al
Applicable
Top of 25Yr. / 24Hr. Storm Storage -------------------
49.00
FT.
Top of "Heavy Rain" Storage -------------------
Not
Applicable
Start Pump Elevation -------------------
48.40
FT.
End Pump Elevation -----
45.90
FT.
Top of Sludge Storage -------------------
Not
Applicable
Seasonal High Watertable Elev.-------------------
0.00
Finished Bottom Elevation ---- --------------
35.00
FT.
Inside Top Length -------------------
427.00
FT.
Inside Top Width -----
275.00
FT.
Side Slopes -----------
3:1
H:V
Lagoon Surface Area ---------------
117,425
SF
Min. Liner Thickness (if required) ----
2.2
FT.
Freeboard Depth -------- ----------
1.00
FT.
Temporary Storage Period ------------
180
Days
Zone Depths:
TOTAL DESIGN VOLUME = 1279006 (CU.FT.)
Treatment / Sludge Storage Zone Depth ----------- 10.9 FT.
Temporary Storage Zone Depth ----------- 2.5 FT.
Freeboard / Storm Storage Zone Depth --------- 1.6 FT.
Total Lagoon Depth ----------- 15.0 FT.

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Grower: 707931-K&S Designed By: KBW
Address: PO Box 856 Checked By: DSE
Warsaw, NC 28398 Date: 06117 020
County: Scotland Sheet 7 of 7
This livestock waste treatment lagoon is designed in accordance with the United States
Natural Resources Conservation Service PRACTICE STANDARD 359- WASTE TREATMENT
LAGOON, revised prior to June, 1996.
Emergency Spillway:
An Emergency Spillway is not required.
CARD' , S <i
NOTE: See attached Waste Utilization Plan O ; O 0/vy
SEAL
023994
DESIGNED: � '•
DATE: 6hAa i,'"' 70 Sn����```:
COMMENTS:
This design is update of start and stop pump elevations and to show the 1/2
treatment volume level for sludge storage. This design does not supercede the
certification of the farm.
LLC Enqineerinq
O'I1kkI1
(910)