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HomeMy WebLinkAboutseptic design � SEPTIC SYSTEM APPROVAL L--#-... O- _ �.'�TSPEC°r���.'� �e`��F}"X � � O O '`��y°1=�T� ��=Y CITY of ORONO ,� r }�• ?� "� ti Municipal Offices � ti � f ' G � Street Address: Mailing Address: l.q g,� ;, �� ��kE8H0� 2150 Kelley Parkway P.O. Box 66 � -_ - _— Orono, MN 55356 Crystal Bay, MN 55323-0066 Owner Phone (Home) (Work) Address 3 76C' T��p�;s i��;l� i?�f City v'/����� State dr1r� Zip Site Evaluator 5t,tlt;pLu�t(L State License # Phone# y�2-- 5��� Type of Establishment: Single Family�_ Multi Family Commercial /�� Garbage Disposal Yes No No. Potential Bedrooms S Est. Gallons Per Day 75� Water Meter Required: Yes_ No X Soil Sizing Factor � �3 ` r6�� 2 Perc Rates P-1� P-2 [5 P-3 /� P-4 /S P-5� P-6 2"c� P-7 Restricting Layer Depth B-1� B-2 ZZ" B-3 �?b" B-4�?�f`� B-5 Zz" B-6 ZN" Type of Treatment System: Standard � Experimental Alternative Pressurized Mound System � At-Grade System Gravity Trenches System Pressurized Trench System Gravity Trenches W/Lift Pressurized Bed System Holding Tank W/Alarm Septic Tank Size /25��ICt%� # of Tanks �Z Lift Tank Size !`L`�`� Pump Brand GPM �t 7 Head �7� 5 � Treatment System: Minimum (,�dF�z`)w (3�`w�6�� Square Feet with � inches of rock below pipe Type of covering Fabric � Other THIS IS NOT A PERMIT. This is a design approval form which must accompany the site plan. A permit must be issued to a licensed septic contractor prior to installation. NOTICE TO INSTALLERS: Any changes to the approved plans must have prior approval of the inspector (249-4600) Call for inspection 24 hours in advance. ALL DRAINFIELD AREAS MUST BE FENCED OFF prior to building site excavation and . fencing must remain in place until final site grading. Approval to pour footings will not be granted until the Inspections Department has verified the primary and alternate sites are protected. NO VEHICULAR TRAFFIC OF ANY HIND is allowed within 20' of tested drainfield sites ever. ACCEPTED x DENIED By the City of Orono subject to existing regulations and the following conditions: � By: 1�i' �ZGc� 2-1—` 9 Chris Pence, On-Site Systems Manager Telephone(612)249-4600 • Fax(612)249-4616 � � � � i Swedlund ' lo SWEDLUND - Se tic o - o p S ervice �erc Test �oil Boring � Design ❑ Installation Estimate Prepareri For: �,� GtN,�,e�r �,o . Site Address: �o i� ��o�� � s�i7,c s�3 U ,�3AFy �'ot?-D �.�o�o� � �Q� � �e�s � ; ,� �,��� 1 � � ��a�e '�e�tifi�c� : � i Swedlund Septic Service • 9520 Laketown Road • Chaska, MN 55318 • 442-5855 � Swedlund Se tic p Service To Whom It May Concern: �%/ ��� �'{� � Swedlund Septic Service is submitting the enclosed individual sewage treatment system design for the above referenced site, along with the results of the site evaluation (soil borings & perc tests). The soils at the site consist of ��'" . Standing water was not encountered in any of the soil borings, but mottling associated with seasonal saturation (wet soils) was found as shallow as zZinches below grade surface and as deep as 3�inches below grade surface. This indicates that a standard trench system is not suitable for the site. The perc test results ( /G Mi°� ) indicate that the soils are suitable for treatment using a mound system. The home is an existin� S bedroom home. A standard mound system with 1�{ inches of clean washed sand below the distribution rock should be suitable as a new system for the site. We recommend a flow of 7�S"O gallons per day for use in design, and azzso gallon septic tank andiz.so gallon pumping tank. THIS SYSTEM MUST BE INSTALLED BY A LICENSED INSTALLER IN ACCORDANCE WITH CHAPTER 7080. : Swedlund Septic Service • 9520 Laketown Road • Chaska, MIv 55318 • 442-5855 STATE CERTIFIED of NE. 1/4, NW 1/4. 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CLt�D�� � � �`� , , �.#- �C. E� I , �., 5 R � a �. �. ca. �aa �� , � l, � o� 1 ' � ` 1 I � .. J i S°� , �� , o�` / ' / _ .. � � t � �` � �� � . ,� _ aC / � --- '"' � ,� ,� �, � �� / i/ ,�'�- � � ,� � '�J ,� � %� �0 � � � ` � � � � �� . / i � � � ,� / ' °' � ` . � \ �` ` '�/ ; � , . , �.. _ . � . � � .. , ,� � �� � � , �a' r� , � `` �. � , �b � � `,� `v� � a? t � � ' � ;� �d � ,�� ��, i , � �; � � '� l ! ( � ` �� ; � '� � � �� ' 1 � /� � �` i ,� � ,�,�,� � �' � � _ _ � _ — _y_ �.� - _ _ � . - -1--_ .. .. � -�'� � - ..�.-_ _ _ - - --- I; ; r � ��' f J 1 �, �,� � j ,, � . �� \ � , , , , � � ,� � � ( � �- _ . . ,� ` � Q � ,,- �` ,/ � .--9�� � .� '\ j � � � � . �l � _ . -�� ^ �--'� � \ � � � ' � � � _\ � •' -. ---� f� � j / /9�6 \ 921 -�-� �,� ....,�.,_ �� . � � �.- -�r � --� � � ,, ` , ! � � �X �r��c Ro�.� , `y/ �j� '�/4, �C♦ �2 / .. r- .� r �� � ._._. _� ` � �., 1 ! �l r ,��'� 5 • � MOUND DESIGN WORKSHEET (For Flows up to 1200 gpd) �vis�� Av I�R A. �,QW Estimated Sewage Flows in Gallons per day Estimated��'d gpd Nu�mber 'fype[ Type II) Type ID Type or measured x 1.5 = gpd. `� z soo Zzs iso � B. SEPTIC TANK LIQUID VOLUMES a 6 o s°�s° z's6 °f''� �� �-Z�� gallons 6 '9050o s� s�z T,',�,. � ioso bao s�o a a 8 1200 675 408 � C. SOILS (refer to site evaluation) � ,�� `�'°"`� • �n,� ,a���. � 1. Depth to restricting layer= inches�feet � �����y 2. Depth of percolation tests =�I inches `�""�`"� "'�N�`�`x"d�ry� .���& eea�� c��r sa�eage a�:�� ��h�wae 2�x kss �so i i u �soo 3. Texture_ �-� Percolation rate mpi :�,.�. �� ,� � s���e �sao zuo woo 4. Land slope % 7.R�n Y 2� 3� � D. ROCK LAYER DIMENSIONS 1. Multiply flow rate by 0.83 to obtain required area of rock layer: A x 0.83 = �� gpd x 0.83 sq. ft./gpd = ��sq. ft. 2. Select width of rock layer (max 10' if<120 mpi max 5') _�ft. 3. Length of rock layer=area=width = Aa�n� aa�o ��6 an� ��aa � o;�>.��:. ����: �a � q• -,�fZ =�� .. Q,o� a e Q ,. s ft.= ft. ft. a�P���S��b�«�t�;: o .. . . . aIIOq°Op°'4R w e-a.e-e;aa a�a . :: d .:.o �o� a�onD•u� � _ :. .: ,. . , :. Wl�lll � �l 40 `'°'�>` 'ot?G'a6pDa '.ff '. d, o&e <120mpi <10' Length_�ft E. ROCK VOLUME >120mpi <5' 1. Multiply rock area by rock depth to get cubic feet of rock; .�2 sq. ft. x � ft. _�cu. ft. 2. Divide cu. ft.by 27 cu. ft./cu. yd. to get c�bic yards; �cu. ft. =27= Z cu.yd. 3. Multiply cubic yards by 1.4 to get weight of rock in tons; cu. yd. x 1.4 ton/cu. yd. _�tons. F. ABSORPTTON WIDTH Absorptioo Width Sizing Table 1. Percolation rate in top 12 inches of soil is�mpi ���� c�u� x�o�r.�� Minuta per Inch Sal Texaue per day per width to Rock Texture��� (MPn squate foot Layu wdth Faster than 0.1 Coaru Saud 1.20 1.00 0.1 to 5 Sand 1.20 1.00 2. Select allowable soil loading rate from table; o.��s Fine Sand o.�o z.00 6 a 15 Swdy Loam 0.79 1.52 16 w 30 Loam 0.60 2.00 � �d�� si was s�c[.oam oso 2.ao 46 to 60 qay Losm 0.45 2.67 60 to 120 Ctay 0.24 5.00 3. Calculate adsorption width ratio by dividing rock layer s��«m��Zo Gay o.zo 6.00 loading rate of 1.20 gpd/ft2 by allowable soil loading rate; 1.20 gpd/ft2=��gpd/ftz= z � 4. Multiply adsorption width ratio by rock layer width to get required adsorption width; Z X !b �-� ft l • DOWNSLOPE DIKE WIDTH i. If landslope is 3% or more,subtract rock layer width from adsorption width to obtain minimum downslope dike toe 2o ft- �� ft =�feet 2 Calculate Minimum mound size based on geometery: a. Determine depth of clean sand fill at upslope edge of rock layer: Separation ! .Z feet b. Multiply rock layer width by landslope � �oo� co�.. to determine drop in elevation; � �oo� ao .a Slope Difference s�oer�tlen �..� �X aJ °�o+ 1�0 = � 3 feet siep.oirr.r.ne• t UDs10 •WIAt� c. Add depth of clean sand for separarion (2a) --��•�� Ro� .a W�e�n at upslope edge,depth of rock layer (1 foot) to depth of .��..► oowq�,��o.w�ec� cover(1 foot) to find the�mound height at the upslope edge 'f�"•' of rock layer; l - z ft+ lft+ lft=�Z feet d. Enter table with landslope and upslope dike ratio. Select dike multiplier of � �b ? e. Multiply dike multiplier by upslope mound hei ht to find upslope dike width: .L �_�_� feet f. Add depth of clean sand for slope difference(2b) at downslope edge, to the mound height at the upslope edge of rock layer(2c) to find the downslope height; �ft+_�ft=-���feet g. Enter table with landslope and downslope dike ratio. Select dike multiplier of h. Multiply dike multiplier by downslope mound height to get downslope dike width:�x�•-��feet i. Compaze the values of step G.1 and Step G.2h Select the � greater of the two values as the downslope dike width; �� feet > UOf D�WIOI� j. Total mound width is the sum of ,�.�••� .. ; , . < . . _ upslope dike(G.2e)width plus rock R��.a w�ain layer width (D.2)plus e �;f� .w�a�� "" �, ,�,, ,„,,,� downslope dike width(G.2i); �f e ,�'"" "" !Z ft+�ft+�ft= �_ eet � ic. Total mound length is the sum of oow �i o�wiu�n , �r•�i upslope dike width (G.2e)plus rock layer length.(D.3)plus upslope dike wiy�tYy(G.2e); �_ft+�ft +�ft = _�feet R �o .�pin owns ope ps ope �a a s:i s:> >:> >:� �:i s:i s:i r.i e:i �� o aa �o s.o eo �.o �.o �.o s.o s.o �.o en 1 3.W li7 S.M 47! 757 291 3.85 �.76 S.E6 6.St 7.p 2 ].19 LiS 556 6.82 l.11 2.q0 1.70 �.S/ 5.�6 i11 6.90 3 330 l5� 5.89 7�2 l.E6 2.�f l�'7 l.iS 5.06 5.79 6.15 � 3A1 1.76 6.75 7.D9 9.TI 26! ).lS 1.17 �.M 5.16 6A6 S 751 S.� 667 157 IO.TI 261 � ]17 1.00 1.62 5.19 SJI � 766 5.7b 7.1{ 9.30 1207 2.5r 7.21 3.65 l.�l �.97 �5AI 7 720 SS6 7.69 103! I].�7 2.�8 7.12 �.70 �.27 �.70 5.13 ! 7.% S.!! !17 I15� 15.91 2.t7 7.Qf 3S7 l.QS �.�9 !a6 9 �.11 6.25 9.W 13.W 1l.9i 2�6 2W 7.15 3.90 {�0 ♦6S IO �29 667 IOA I5.00 23J) 2Jt 2!6 733 3.75 �.12 !M Il IM 7.11 1L11 17.65 JOA) 226 27E 7.27 �.61 3.95 !76 L4 12 �69 7.69 iZ50 21.0 �J.75 221 2.70 7.II 3.19 3.l0 �.m U . , . PRESSURE DISTRIBUTION SYSTEM 1. Select number of perforated laterals � 2. Select perforation spacing = � ft. 3. Since perforati�ns si�ould not be placed closer than 1 ft. to the edge of the rock layer (see p. F-14), subtract 2 ft. from the rock layer length. � - 2ft. =� ft. Rnck laycr IenRth 4. Determine the number of spaces between perforations. Divide the length above by perforation spacing and round E-17a down to nearest whole number. TABLE OF PERFORATION DISCHARCES(N C;I".' / ,,, Head Perforacion ciiunetc:hnches) Length perf. spacing = f0�/ ft. 1� ft. =2d spaces �i32 �!a �3� 12� 1.Oa 0.56 0.;� 1.5 0.69 0.90 5. Number of perforations is equal to one plus the number of 2.ob �.�� i.oa erforation s aces . Z.5 �F� '.» P P s.o o.ys �.zs 4.0 1.13 1.47 2O5.0 1.26 1.65 spaces + 1 = 2 perforations/lateral aUse 1.Ofoot of head for residential systems. bUse 2.0 feet of head for other establishments 6. Multiply perforations per lateral by number of laterals to get total number of perforations. E-17b Qdi Z� � 7 Muimr dlw�W s�mlv N mcE pvfairaaa p lua�l a x =�OJ erforations. `""'"`�°`�""'°"'°° ►aeerals perEs/laceral p �j""0� 1.25 inch I.5 ineh � 2.0 in:n 2.5 14 IS 2S 7. Deter.nine required flow rate by multiplying 3.0 13 t� � zt� number of perforations by flow per perforation a:o ii is i� (see page E -17� s.o io ia z, � �� r _ , 7 ,, . perts X �+rc,�.•{ _ h�c 1^,. ' t S t'.• .„ .w��ae.�m u ao a.+e�ne ar+�wrw.r+��y �C!'• 8. If laterals are connected to header pipe as shown on page E- ti 15, select minimum required lateral diameter from table on �,�.�,.�.. page E-17; enter table with perforarion spacing ar.d number -'''" ,,.•�'' ��w� I of perforarions per lateral. Seleci rninimum diameter for ��''� perforated lateral = inches. F-12 ,....�,,,,��.�,�:��- Q. If perforlted latera': sy-stem is attached to manifold pipe near ��""s.,..�,,,r. the center, a�: on page E-12, perforated lateral length and �"' ' � number of perforations per lateral will be approximately one -��'�. . -�,'A:4:3 half oE that in step 8. Using these values, select minim� _� . .,,r diameter for perforated lateral from page E-17 as �,,..�'� ""- inches. � f . '� . 9 PUMP SELECTION PROCEDURE A. Determine pump capacity: Gravity Distribution 1. Minimum suggested is 20 gpm 2. Maximum suggested is 45 gpm Perforation Discharges in GPM Head Perforation diameter Pressure Distibution feec inche 3.a. Select number of perforated laterals 7/32 lf� b. Select perforation spacing= feet. l.oa o.56 0.74 c. Subtract 2 ft. from the rock layer length. 1.5 0.69 0.90 Rock layer Iength -2 ft.= feet. 2.ob o.so 1.oa d. Determine the number of spaces between perforations. a Use i.o fooc single homes. Length perf.spacing= ft.= ft.= spaces b Use 2.0 feet for anything else. e. spaces+1 = perforations/lateral f. Multiply perforations per lateral by number of laterals to get total number of perforations. ��5 x ��5�_T�= perforations. g. T x�m �� = gpm. SELECTED PUMP CAPACI'TY-��SPm B.Deterntine head requirements: 1. Elevation difference between pump and point of discharge. �Q_feet 2. If pumping to a pressure distribution system,five feet for pressure Soii treaanentsystem required at manifold if gravity s tem,zero. Q;°:"�a: � feet Total pipe Iengrh 3. Friction loss a. Enter friction loss table with gpm and pipe diameter. � .- ��,aa��re�,�e Read fric on loss in feet per 100 feet from table(F-14). P'� ------- -- - F.L._ �� � ft./100 ft of pipe .... ........ . . b. Determuie total pipe length from pump to discharge '"-'""'"'-'-----'"-----"""""--' point. Estimate by adding 25 percent to pipe length for fitting loss,or use a fitting loss chazt(F-15 feet). Equivalent pipe length-125 times pip ength= �x �.25=_�feet Friction Loss in Plastic Pipe c Calculate total friction loss by multiplying friction loss in ft/1 by equivale pipe length. � �Om�� Total friction loss= ��`�"_x�_=100=��feet pipe dia. 4. Total head required is the sum of elevation difference, Flow Rate 1.5" 2" 3" gpm special head requirements,and total friction los D + � + � �� 20 2.47 0.73 0.11 ,C� 25 3.73 1.11 0.16 (1) (2) (3c) 30 5.23 1.55 0.23 35 6.96 2.06 0.30 � 40 8.91 2.64 0.39 TOTAL HEAD ��eet 45 11.07 3.28 0.48 50 13.46 3.99 0.58 55 4.76 0.70 C. Pump selection bo 5.bo o.s2 65 6.48 0.95 70 7.44 1.09 1. A pump must be selecte� o deliver at least _.��gpm (Step A) with at least/ feet of total head (Step B). . . Sizin.g of Pumn Station 1. Dctcrminc Surfacc Arca T Rcctanglc=Arca= L x W WiJih 1 x = square feet I,cngih Circie= Arca=n x(Radius)� 3.14 x x = square feet Radius Other=Cet Surface Area from Manufacturer a=3.ta square feet 2. Calculate Gallons Per inch There am 7.5 gallons per cubic foot of volume,thcrefore you must multiply the ama times the conversion factor and divide by 12 inches per foat to ealculate�allons per inch Area x 7.5 gpft'+12 inchs per foot x 7.5+12 �� gallons/inch 3. Calculate Gallons to Cover Pump(with 2 inches of water cnvering pump) �amata!Scwagc Flows in Gallons per d•ry (Height(in)+2 inc es) x allons/in #2) �g�� (��+�)x��� gallons af r Type I Typc I[ Type 1II Ty pc Bcdrooms 1 V 4. Calculate Total Pumpout Volume 2 300 225 180 a. To maxim�'�,e pump life select s s�ze for 4 to 5 pump operations per day. 3 450 300 218 �� �+4=��gallons per dose 4 600 375 256 �,�� b. Cal ulate drainback S 750 450 294 ;� � feet. 6 900 525 332 ��i w�' 1. Determine total pipe length, 7 1050 6W 370 2. Determine liquid volume of pipe,��allons per 1(x)fc�ct. 8 1200 675 408 �„�°„� 3. Mult�i 1y length b v me: Drainback qu itity= � <S O fcet � allons/]00 ft._�gallons. C. Total pump o o ume equals dose vol +drainback P' d'umaa inches Gallans.er 100 fec� /_��allons per dose+�gallons=1/9,�8allons 1.25 7.77 1.S 10.58 5. Calculate Volume for Alarm(typically 2 ta 3 inrhes} 2 17.43 Depth(in)x gallons/inch(#2)= 2.S 24.87 2!> x Z. _,�4 gallons q ��.1 6. Calculate Reserve Capacity(75%the daily Flow} Dail flow(see pag 7)x.75= �O x.75��gallons 7. Calculate total�allons Reserve Capacity gallons over pump+gallons pumpout+gailons alarm+gallons reserve tapcity �13+ c+#5+# i z + +�+��j�= gallons A� Pump On 8. Total Depth (Total gallon dividcd by gallon per inch) Tot�C2" ! n(�)+gall ' ch(#l2) To 1 Pumpout Volumc / +LO Zinches Pump Off Pump Hcight 9. Float Scparation Distancc(equal total pumpaut volumc) Tot 1 ump t volu +gallans/inch(#2) ��+�= inches � ' ��ate�� �--/ — 9� ��� y� PERC TEST BY SWEDLUND SEPTIC Location ,��� - �.o � � Hole # � Depth l Z �� Soil Depth � ~ /2 Texture �o p,,�.. ��1 Depth of Initial Water Filling l Z�� Perc Test starting Time and Date: Time __�l�d l� Date �- �- 9q Time Intervals Drop in Inches Perc Rate '�`- /.� , �, ; ..s /Z _ c � Z / �,y�. . 2 i /2.' �' 1 � i Date ��� � � PERC TEST BY SWEDLUND SEPTIC Location l� � � ' �n I � Hole # � Depth !2 �� 3 Soil Depth C�-� / b Texture �-�-►�1 3�, � Depth of Initial �� j K�^ 1Z.. S � �.o�4Y,.. �' �Q- Water Filling � Perc Test starting Time and Date: Time //•�G� Date �`-f- q � Time Intervals Drop in Inches Perc Rate ' //,' 3 �-.-� � � � � ^ 2 .� � /d� ! - / . .� Z � Date 7 l� �1 l PERC TEST BY SWEDLUND SEPTIC Location � at 1- ��' � Hole # � Depth � Z �� Soil Depth G� -1 b Texture �9 rn- �� 1 �/ J Depth of Initial �Cr"� "'12. �• ��I,� f! � Water Filling � Perc Test starting Time and Date: Time //. 'v�� Date `�--�� � � Time Intervals Drop in Inches Perc Rate ��"' //.�e�—� /'-�— � /cS� � r '30— Z- �l / � rv� r —/2.':� �� � ? ; � � Date'' �'-� —} L'/ PERC TEST BY SWEDLUND SEPTIC Location ��/ �o/ l Hole # �_ Depth E Z �� Soil Depth -� � Texture �U-� �^-v 3/I Depth of Initial ,� Water Filling /Z Perc Test starting Time and Date: Time � �D� Date 7" 2 ' �� Time Intervals Drop in Inches Perc Rate � � / i g � s�-m —'/C� `� 2- ./ i /d —/ .�3rc� // Z, , _ , Date �-'Z- g � PERC TEST BY SWEDLUND SEPTIC .� .i Location .QY � -- �O / � Hole # � Depth 12 Soil Depth � — 1 Z Texture �r ��11 Depth of Initial �� Water Filling � Perc Test starting Time and Date: Time �'CJ`�� Date �� 2— Q� Time Intervals Drop in Inches Perc Rate ' �— �'r.' 3-r� � � J ' 9'��0 - i t7 -- i/ � � /h i � , �� 2 /a•�, � Date - z' PERC TEST BY SWEDLUND SEPTIC --_ p / L �� Location �� � " �o � l Hole # � De th � Soil Depth �" Texture �az4 n� � Depth of Initial �� Water Filling 1� Perc Test starting Time and Date: Time g 'U7� Date _ �''Z"1� �7 Time Intervals Drop in Inches Perc Rate - '� � � �� / rn � , -- � �� / 3/ ,� � /d - /d.'�� '/ / �L i .• . . � ' � ' ' LOGS OF SOIL BORINGS Location or Project�� �i � � �o T l Borings made by SWEDLUND Date 7 Z — 9 ,�f Classification System: ❑AASHO 0 USDA-SCS ❑ Unified ❑Other Auger used (check two): C1 Hand ❑ or Power; ❑ Flight Q or Bucket; ❑Other Depth, Boring Number �� Depth, Boring Number �Z in feet Surface Elevation in feet Surface Elevation 0 Iv �/ �.J p .n7[�i+�S / ��z, ��' ��,-w 3� / ��l o �. o-�-`.-., 3 , _ z y 1 - �a�Z� �, yl�r /,� ��.�...� ,�,� 1� � , 2 _ 2 _ 2y �y .Cb�-�--.y � � � � S� �. - - ��. 3 ! / 3 4�0 � 4.0 � �� 1�0�� 4 — /�O !/� �0/1 4 — �"l O�s � �� 5 — 5 — 6 — 6 — 7 — 7 — 8 — 8 — 9 — 9 — 10 — 10 — 1 � End of boring at feet. End of boring at 3 Z' feet. Standing water table: Standing water table: ❑ Present at ^ feet of depth, � Present at ^ feet of depth, �' hours after boring. � hours after boring. ❑ Not present in boring hole. ❑ Not present in boring hole. Mottled Soil: Mottled Soil: � �/ ❑ Observed at�_feet of depth. ❑ Observed at � �D feet of depth. ❑ Not present in boring hole. ❑ Not present in boring hole. .r' • e- � � ' ' ' LOGS OF SOIL BORINGS Location or Project ���__��% � Borings made by SWEDLUND Date �' � '""9�7 Classification System: ❑AASHO 0 USDA-SCS ❑ Unified ❑Other Auger used (check two): 0 Hand ❑ or Power; ❑ Flight 0 or Bucket; ❑ Other Depth, Boring Number � Depth, Boring Number 1- in feet Surface Elevation in feet Surface Elevation o /1'!u�s li Z.-s— o L r� �� � ��d L v q�w 3� 1 ��/Z �o-�►�w �� l 1 - d/f S � L..ti'7`l, 1�4� ` l� 1 �2 � � y 2 - /�v 2 - �� S � � 1s� � 1�7 �0 �9 � �,,f / � �.��. �- 3 _ 3 _ c � /� J � S�Z �D 4 - � o �` 2� �� 4 - rnO' s � � 5 - �/� 5 - �/f 6 - 6 - 7 - 7 - 8 - 8 - 9 - 9 - 10 - 10 - End of boring at �7 lJ Z feet. End of boring at `/ �, feet. Standing water table: Standing water table: ❑ Present at � feet of depth, ❑ Present at � feet of depth, ` hours after boring. � hours after boring. ❑ Not present in boring hole. ❑ Not present in boring hole. Mottled Soil: 1 �� Mottled Soil: / ❑ Observed at��feet of depth. ❑ Observed at z feet of depth. ❑ Not present in boring hole. ❑ Not present in boring hole. �' � F ' ' � ' ' ' ' LOGS OF SOIL BORINGS Location or Project ��� � '� -Lo�� Borings made by SWEDLUND Date '�- Z — 9 '�'/ Classification System: ❑AASHO C�1 USDA-SCS ❑ Unified ❑Other Auger used(check two): 0 Hand ❑ or Power; ❑ Flight 0 or Bucket; ❑ Other Depth, Boring Number ��S Depth, Boring Number �� in feet Surface Elevation in feet Surface Elevation p iv S� / 2•.S p r/�v // 2.� %y� �.�,� 3/� °/� � L �-��,- �// 1 - 1 - _ '� � � y _ �� � �/� 2 � � � 2 7 � 7 / 3 - Z7 (, /�} "Urlr4� � 3 - �� �l� ���� �,Z, 7 �3 � y � 4 - ��'1 O I � 2 Z-i� 4 - J'�,Q 5 Z ( 5 - �1� 5 - � /� 6 - 6 - 7 - 7 - 8 - 8 - 9 - 9 - 10 - 10 - End of boring at /` Z feet. End of boring at � 1` � feet. Standing water table: ^ Standing water table: _ ❑ Present at feet of depth, ❑ Present at feet of depth, � hours after boring. hours after boring. ❑ Not present in boring hole. � Not present in boring hole. Mottled Soil: � �/ Mottled Soil: / ❑ Observed at,�f�feet of depth. ❑ Observed at Z feet of depth. ❑ Not present in boring hole. ❑ Not present in boring hole.