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11909 SW 95TH AVENUE-2 / CONWHUCTION SPEC FIC:ATIONS Under the haunches of pipe arid in areas not acce-usible to the mechanics tam ers or to test' TRENCH F.XCA'JATION F � g, compact with hand method as required to ensure intimate contact between the backfill material and the pipe or structure and to prow ie thorough compaction . 1 . Lim.iLrc - Confine excavation to the mini-mum di mens i ( . .end consistent with permit: requlr:einents that allow proper E', 1r 1lackfill either to the top of trench, surrounding ground level or construction of the conduit or structure. upper limit of excavation as directed. Dispose of excess excavated material not used in backfill r 2. Prevention of Caving - Furnish, place, and later. removeron. work in approved oved lowwhatever shoring, sheathing, anti bulkheading that is required to prevent. caving of walls, restrict width of trench, provide (��r' DRAIN ROCK SPECIFICATION - The aggregate used shall be composed safety of warkert7 and to prevent disturbanceclr, trprovi r�.l. to \� adjacent. areas or to other parts of the r,;ntract . of hard, durable mineral particles free from organic matter, clay HE PINE5`�- balls, soft particles, and other impurities or foreign matter . / The material shall conform to the gradation re uriements shown on 3 . "Trenches in llnstablr_ Areas - Fxcavat.e unstable materials t.rr 9 q depths below the established elov.ati.on for the bases or these plans as determined by AASHTO T-27 . foundation of the conduit or structure, .as directed . 11,1c)" f i 11. such areas with selected cjeneral backfill, sel.ect,,d grantil.ir. To minimize segregation and to facilitate its compaction, the backfill, or selected stone backfill material as direc.t.ecl. material shall be thoroughly saturated at the time of its Compact and bring the backfill material to the elevation placement and compaction. established. The material as placed and compacted shall. be free of segregation 4 . Trencheas in Unyielding Material - W i—i rock, hardpan , c,r and free of ail contaminated materials. If unsatisfactory other unyielding material is encountered, r°nrtove it lac�.low thrr materials or contamination are permitted in the work, those- designated grade, as ordered, to a minimum d-pt-h of 12 in he., ,arrd materials shall be removed and replaced with acceptable materials a maximum depth of 18 inches . Backfill. with aggregate trra:,e to the satisfaction of the Engineer at no additional cost: to the material . owner. Backfilling trench excavation POLYVINYI,CHLORIDF (PVC) PIPE - PVC: drainpipe shall e meet the - ----- requirements of ASTM h2729. a. Foundations - The full length and width of complc•t:ed approved nonwoven filter trench bottoms shall be firm, ,and be i.nspec Led rrrr(l ('11)1)roved GgOTEXTILBS - the g"cote-.xt.ile :hall be pp before placing t}re bedding, structure, or- backfill material (hat fabric and shall : is specified or directed. Recess the tre-nc:h bottom t:o LPIZOJECT accommodate the bell, if bull. tend spigot pipe are used. Meet or exceed the properties specified in Table 0;1320-1 of I ' 0216 — PO22 - 010 tke Oregon State Highway nivision "Standard Specifications for b.. Bedding - Place and shape the bedding inateri.al :, to f i the lower outside surface of ttje pipe actor.-c.li ny .t dighway Construct ^ on" for Type 1 Drain��ge Geotexti lP.. Co the detail:; shown. Recess the bedding mat.erical to accommo�cl,ate t:he bell , it * be free of an, chemical treatme�• or coating which might bell arid spigot pipe are used. signific,,ntly -educe per ciea>>ility. L ��/� �� Backfi_lli ng - begin backfilling when • * Be free of any defects car —irs. � \ . * auirdatiun has been prepared, if requited , * Be resistant to ambient temperatures, acid and alk�.l.,-ne * Bedding has been preparers . conditions, microorga:ii -ms arid insects . IC � � /�� �� \ N Drainage facilities enc? fittings arc inst�allr�cl. T (` �PJ��\���,,, J * The installation has b,2en inspected and approNio(l F)y AREA DRAINS - Approved precast concrete area drains shall lie the Engineer. installed at the spec:if i..ed line and gr&de. Place the materials in layers not greater than 6 inches thick and PIPE CONNECTIONS - Place connecting pipe at the required in a manner that equalizes pressures on the structure ,-rind alignment and grade. Set the connecting pipe through the full minimizes stresses. thickness of the wall flush with the inner face of the wall . C1,37ANUP S SURFACE RESTORATT')N Surface Dressing - Slopes, sidewalk areas, planting areas, DRAINAQE IMPIZOVEMENT5 ditches, and the roadway shall be smoothed and dressed without damaging the work or existing improvements, trees or shrubs . Upon completion of the cleanup, the project shall appear uniform in all respects. Existing planting areas shall be graded to match the elevation of the sidewalk or curb with allowance made for settlement . Cleaning Drains - Drainage facilities such as inlets, catch LAI� DcDCAPErC X11 T C�'� ' OTTEN & A5 5 C C I AT E-9 basins manholes and ditches shall becleaned caf all exeP: _. C �� I 1 �- material or debris resulting from the work. �/ Cleaning Paved Surfaces - Pavement surfaces, curbs, gutters, G walls, sidewalks, manhole covers and other items within the limits of the project shall be cleaned as directed. Restoring Planted Areas - Former grassed and planted areas shall be hand raked and dragged to be free from r-)cks, gravel , clay or any other foreign material , and ready in al _ aspects for seeding . H (--'-o \ lf \I n I N E E LLEIN �JJ v' \,� LT1 `\`I -� E ` l EL_�� J I r\� C The fin.i ..hed surface shall be free-draining and free from holes , -� rough .pots, or other surface features detrimental to a seeded �1 � C� 1-�, �� T � I'�., ��\VE0P___ rL-_(�0N � 7116 area. ave b­n P . C . � �� t { where brush and trees beyond the limits of theproject di.s':urbed, they shall be removed and disposed of andrestortdeas directed at no expense to the owner. VICINITY MAP Y�• 5• ---f �• G At i t rK x d ca 39 0 SCALE.• l" = 2000' �� _fFi �- -��� �� ✓ --�- DESIGNED APPROVED SHEET KLEIN CONSULTING ENGINEERS, INC. 0 DRAWN SCALe_ DATE Civil Engineering & Water Resources Consultants 1 u` T.B. AS INDICATED 03/02/93 FOREST GROVE, OREGON 2 9305 GEOTITLE N w _-. --- - - -- _ - - ------ CHECKED FILE 503 / 359-5956 ,ft�r �Q �� - K !Z- ; DATE N0. � RE�ISIt�►1 BY FAX 503 / 357-5474 11.909 SW 95TH AVENUE • r__. . ,,w• , I '` '� � I I I - _ _ . � r�eraawrw�arwMlyrrl+ �u�avumuev, r�+ IF THIS DOCUMENT Ts LESS 111 r � LEGIBLE THAN THIS NOTATION, A���� 23 9942 3 4 5 g� � 0�I IT IS DUE TO THE QUALITY OF NM 1e 1 THE ORIGINAL DOCUMENT. ILZ ll ZIIII�III1 Zllll�►Ilbi ZIIII�IIEII�IZIIII�►III ZIll �I►ITI ZIIII�I►OIIIII � lf lI 8L9T V - � C3 U�11 �I>� r 11 11116 IIiIII lit 1[111.1111L 118 �71411ZII II IIIli 111111 9IL►1►►-I� T►I►)�Y�1Ir31l1� I 4� 5EE DETAIL "0" N PAGE 2 w % W Zg z aa �Ln 00 rn OR � (rU^ X � + + p D_ p, + C) LLJ N r. N W M = r dr a r 1z 3 W OUW U1 Q � 3� LZW EXIST. EXIST. �Sgrq2f 1 IRRIGATION 2 RETAINING t 30" FACE OF WALL ��1jr' '` 1 I3.0 CONTROL - C e WALL V TO PIPE �. 4s T - -- E 0 .�. .�. =r. :.�:. : RF. P O� + 17 4.8 +17 4.9 + 175.3 VC � -- C e -__EXIST. 8' x 8' CONC. PATIO PAD (TYP) b°rA 1+6e FIELD-LOCATE 18 LF BUILDING " D" k 1 ;".3.9 + �. NEW AD ® 6" PVC 170. k 6�GVy` �_ �� tw\ LOW SPOT S 0.02 SLAB 175.95 STA 1.0.5 ���� 45' `C PVC LAT. ---- - - -- r / 12 13 14 `- 52' LF PVC S=0.02 11 if ��NE C � -_._`� 2 1Sg `` -_ RIM 1 3 3 �' C.O. I f_ {- - ,J--_ �- 15 .�.��.� EXIST. �� IRRIGATION � ,v •- CONSTRUCT EXIST. ROOF T COIJTROL �0. EXIST. R DRAIN (TYP) 2 1. TBM: FLOOR ELEV. BLDG B' P° 1 175.93 ELEV. 170.00 �� ! 16 + 2. ALL UTILITY LOCAT!UNS ARE APPROXIMATE °' �' EXIST. PARKING AREA I IFI Y CONTRACTOR ( . AND SHOULD BE ER ED 9 STA 1 +04 (� � L p��e CD BEFORE STARTING CONSTRUCTION. EXTENSIVE 22 1 2- ELL V ti =� SUBSURFACE IRRIGATION PIPING & CONTROLS BEGIN PERF. DRAIN 172.2 3 5 ARE EVIDENT ON-SITE; CONTRACTOR IE 168.69 rn az C �n COMPONENTS DAMAGED REPLACE NG IRRIGATION to 04 ? 3 172.96 CONSTRUCTION. C CN 0 Q 00 17 C5 = j zQ 3. RETROFIT ALL EXISTING DOWNSPOUTS 171 .3 v� WITH APPROVED CLEANOUT PER 2 2 m EXIST. � B PLANTER STA 0+i 0 4. DOWNSPOUTS FROM APARTMENTS #4-8 C.O. C.O. AREA cn ARE ASSUMED TO DRAIN TO THE MAINLINE RIM 171 .20 ( w - 172.66 BECAUSE OUTFALL WAS HEARD BETWEEN THE IE 167.x;!1 + LAUNDRY MANHOLE & THE CATCH BASIN, DYE WAS t^ - ALSO TRACED FROM APARTMENT #7 TO a MANHOLE. I EXIST. CL 70.9 +1 1.9-7 SAN SWR. EXIST. MH -� �. TRASH w ENCL. CL w f Tp 1/4" " SWR. o EXIST. 6" WATER r_ --- - -.. _ - -- Lv 1 MLL. ,-7�ATeR I L--`_._ ,`IST.--_-SA------- EXIST. CB ----- _ � -j _ � --_ _ RIM 168.95 XIST 0 170.2 _ ---� I'- _'��- -_`- IE 164.89 \BR HYD. EXIST. W.M. - WSTA 0+17 -�_ _ EXIST. Q „---------.__ - ./'" � \ RIM 167.72'' _"'-- EXIST. 8 SAN SWR I E 162.50 J�-'IEY� I 1•l 5�ORM ' / �� - , `� -� I E 16 5.14 % �` � T_ IE PROP. 6 PVC: 166.69 I� EX15��-� i / -- �` �3'�. in 1 i s+ - ---- -- -- -- --- --_- __ - - STA 0+00 EXIST. ST. SWR MH JG 6 -p CONNECT TO RIM 170. 7 Q / EXIST CB 'L EXIST. CB EXIST. MH \ 0 2 \\ IE 164.65 F ' j RIM 167.49' RIM 168.83 7 IE 166.30 I �\ Qk,/ IE 165.04 \�y� _�� IE 165.36 _ R 'L ?s`+169.2 F��O�� 110z O \ ZQ - �P/ �, w,q \Ilk- \ 00 �- 2 -"� 8' 00,\'N O\ EXIST. FUTURE PLAY AREA 3 ` Q. 1 Qt�Q` WATER\ `-4 'x 36' 2 167.9 Q�� 0�,� -F IE 166.63 ti BUILDING " a J 4Q. ��� \ti0 / .... 04"/� -- - O S(�e A I IE 167.41 C� E 171 L I� GR 169.90 tK EXIST. Q �I'a 01\ O / O �\ , __,� F IRRIGATION / O \ F C�_-, <c.Q` CONTRO; `ti ff x�°J+ / EXIST. TREE QkQ`'/ 2 TYP. AT ALL Q \ 2 SII O" � o O'` t ( ) \ I \ tK i� I M + ��- TMP D / . O• 2 AREA DRAIN F - 2 -�J/. - - I o 4 I / i \, C DURING hj�167.4 g�` 168 1 167.8 168.1 - 67.8 6�.$ / r 4 g �` 'S 5 CONSTRUCTION + ' �� C. - -'2w t�+ ;\ 6" PERF. �pVC ASTM D2�729 S = 0.005 168.9 r J- ox� + ..... . _.:. . _.._ L - .-. � E: 1" C • +�Oh / h. / x00 � ,r „ ^ 2 `-� .!z - � � 2 I UNF J '` y�O 8 12 i - 03/01/93 X001. Q cx��ti . '`x! \\- + �3 Oxy + � �� Z �t v o 4 ° w `'� laod x � o r� xoNo a � � o 00 r-, Xw� � + + + + + a + + g 1 JZL�LO N � c(0 N M �� M � � M a to \� Q Www~ x � SII Oar fQ x � � Q O � � Q Xz U) � mo-Uj v� w v! c� cYw Ln ALJ Q � ci�W �n US 0w DESIr,NED APPROVED SHEET THE PINE5" INC. SITE DRAINAGE IMPROVEMENTS :a. `fat � ------ -- D. KEPPEN KLEIN CONSULTING ENGINLERS, oRAwri-- --___ scAl_E- -- DATE- - -- Civil Engineering & Water Resources Consultants H.U.D. PROJECT N0. OR16-P022-018 _ ,_-•� SITE PLAN T.B. AS INDICATED 03/02;`93 FOREST GROVE, OREGON /� _ --..--- IGA D, OREGON ` Cl 3/9/93 AA REVISIONS PER H.U.D. REVIEW503 359--5956 DK cNECKE�--_.____--------._- - FIDE . 2 ,'�� . Q - -- --- -- - - - - - --- - N--9305 GE020 FAX 503 / 357-5474 DATE N0. REVISION BY 11,909 St�,� S?`�TF-I AVENUE 2 OF 3 I r.� CII I1I I ` I1` 111111111111 I � 1�� f' 1 � I ( � ISI fit l ( l I � I � I ISI l � l I � � I IIIIIIrIIIIIL� I � II - «► x - ' " '+ iFCIHIS DOCUMENT IS LESS Ir T l f I I I 1 1 i Jill I l l l l l l a f 1 1 T 1 1 f 1 I I I I 1 1 T T I I I I I I I I I I I I I I I I I Jill I I I I I I I I I I I , I I I I I 1� APRIL 2�3 9►94 I A THIS NOTATION, 2i I4 6 ---I I g _ 1� I 1� - � _� _ ,h IT IS DUE TO THE QUALITY OF THE ORIGINAL DOCUMENT. - - -- - --- - -- -- - E Z 7,,,, I7,Lizu � fi1I�III,IIIII Il�llIIIIIIIIII VIII III Illllllll IIIIIIIII IIIIIIIII IIII IIII IIIIIIIII IIIII11111111�1IIIIIIII� it -_ A EXIST 4" A STEEL APPROVED COARSE SAND EDGE F3" GRID OF BAR SQ ^-------- -__ RAINWATER LEADER-�� BACKFILL•fi_E_-SEED �� EXIST GROUND - \ -I T I� - I _J j I-_ ?- 1 " SQUARE EDGE (✓ERIFY) APPROVED SUPPORT \ BRICK WALL �"' ' -- i \ FRAME OF \2 STEEL BAR ROLLED TO FORM ATTACHMENT ---- - - CIRCLE 1/2" LESS IN OUTER �\\ _ 12" MIN. )VERLAP - r DIAMETER THAN PIPE BELL EXIST CLAMP ALL OR APPROVED EQUAL - -- -- - j '•� DEPTH OF FR;'ME TO BE SAME AREA DRAIN i RETAINING CL HUB COUPLING WITH BOLTING - INTERIOR DECKING --- ---APPROVED NON-WOVEN AS PIPE BELL DEPTH. (LOCATE AS SHOWN WALL -- --- - TO THE REAR OF RAINWATER , � „ L- � FILTER FABRIC N PLAN) LEADER (IYPj - DE H (SEE DETAIL #C } I I --� VAR ES ALL JOINTS IN GRATE TO UPC APPROVED BRASS ---� _ •` - - - SELECT DRAIN ROCK ��_�-,_/ BE WELDED 1/4" C GRADATION CHART) CLEANOUT PLUG W/ � (SE COUNTERSUNK HEAD. EXIST.-,YR. C III-=III-- III- - -J PERFORATED DRAIN P -- "�c — __ ASTM D-2729 ?' 1 NATIVE RECONNECT TO EXIST. -` - - (SIZE AS INDICATED ON PLANS) BACKFILL 1 PIPE W/APPROVED 2'-C" MIN. , TRANSITION COUPLING, 1 1" - - I - 2'-Cr --- - -----STANDARD ____... DEPTH AS REQ'D CONCRETE PIPE D&Ah_.MK GRAD TA. IO -.__- PERCENT PASSING SIEVE NQ--QE--51U W_ WEIGHT ` GROUT PIPE I i 1-1/2 IN 100 18" AT BASE PERFORATED 3/4 IN. 50--100DRAIN SYSTEM N0. 4 20--40 I ---`- L4" PVC, 4" x 4" (SEE DETAIL #8 ) " �, N0. 16 7-20 9" - - S m 0.01 PERF. 21 N0. 50 0-5 - _ 1 _ /•' _ PVC TEE NO. 100 0-2 --'=1 I I--- III=- I • . ' PERFORATED AREA DRAIN =-- - - r D SECTION NORTH O I�LQAL CROSS-SECTIO h •E'�� UOCONCRETE BASE .@UILDI_N_Q" T « VERIFY THAT EXIST. RAINDRAIN LEADERS ARE ALSO CO NTS 18" -- NTS I.D. PIPE CLEANOUT DETAIL A 0 EXISTING powNSP0-I ARE! DRAINAGE BASIN NTS OC NTS -WIRE SCPC-L: -- 6" MIN f_TE ENCASEMENT—\ o' �Q 0 OVERFLOW WIRE SCREEN -- I I � � � ry' �.� CONCR •� •,� Qr ' OVL C ALL SIDES � FILTERED WATER IE 164.77 O v•'O. O •O. '''• --`z--� GRAVEL FILTER ./ _-_ RUNOFF WA . R'E •�.••p••C�,p. - � \ O. .O•.� WITH SEDIMENT �•:''�'y�: "i PVC DRAIN LINE � O I '\ EXIST. CON C. BASE . SEDIMENT CORE THROUGH _-' DROP INLET APPROVED COUPLING- 18" MIN. EXIST. BASE •O • DOR PIPE WITH GRATE CLOSURE COLLAR p' 0: p p.hCa ' Q p• FILTER FABRIC MATERIAL 36" WIDE RILLS CONCRETE BLOCK --- r CONNECT TO EXISTING USE STAPLES OR WIRE RINGS ( LOCK & GRAVEL INLET BARRIER (\ MANHOLE LINE "A„ TO ATTACH FABRIC WIRE NTS NTS 2" BY 2" BY i 4 GA. WIRE -I t �^ FABRIC OR EQUIV. APPROVED FRAME do COVER 2 -� EROSION CONTROL FINISH GRADE. --� WATERTIGHT PIPE PLUG -- �- * Approval of this erosion/sedimentotion control (ESC) plan does riot SURFACE RESTORATION ---- --- - - - constitute on approval of permanent road or drainage design (e.g. AS SPECIFIED _ • •''• - •;u�;;.: s;ze and location of roads, pipes, restrlctors, channels, retention r _ , a - T n '4 BY LANDSCAPE ARC � •;; � � �• ...... . a 4' PFtwIDE 3/4"-0 FORA { ! fOCIIItIeS, UtIIItIeS, etc.). 41 OF 6" AROUND * The implementation of these ESC plans and the construction, •'4 q P ,• \`--STANDARD MANHOLE maintenance, replacement, and u grading of these ESC facilities is GRADE RING I • a I is ecom responsibility and of the a proved panda vegetation/landscapingG or until all ciss established. uction MIN a P PP 2'-6" • • .o a • _ I 6' MAX.,-----e-1 _ The boundaries of the clearing limits shown on this plan shall be a • ` CLEANOUT clearly flogged in the field prior to construction. During the ,i 4 • 4 I I construction period, no flagging shall be maintained by the applicant/ BY 4" WOOD POSTS, STANDARD contractor for the duration of construction. OR BETTER OR EQUAL ALTERNATE: UNDISTURBED EARTH NATIVE UNDISTURBED EARTH Li STEEL FENCE POSTS * The ESC facilities Shown on this plan must be constructed In conjunction MATERIAL i,lG q .• ..P � �' - - with all clearing and grading activities, and in such a manner as to 4 a • insure that sediment laden water does not enter the drainage system or oo FILTER FABRIC violate applicable water standards. MATERIAL----"- 2" ATERIAL•-2" BY 2" BY 14 GA. WIRE * The ESC facilities showr, on this plan are the minimum requirements for . 10 a FABRIC OR EQUI\F---- anticipated site conditions. During the construction period, these ESC `acilities shall be Upgraded as needed for unexpected stormevents and - - --- -3 f — -- 4 a 2, o" to ensure that sediment-:aden water does not leave the s, e. 3/4" o ` * The ESC facilities shall be inspected daily by the applicant\contractor ' c � and maintained as necessary to ensure their continued functioning. •1 ry 3/4"_,� PIPE O.D. PIPE O.T). / n a PLUS 6: PLUS 6: �� Q 0 j �� s'-o" * The ESC facilities on inactive sites shall be inspected and maintained a (> 0 ,p / c a 1?" minimum of once a month or within the 48 hours following a storm event. 7 At no time shall more than one foot of sediment be allowed to accumulate PIPE --- _ within a trapped catch basin. All catch basins and conveyance lines shall ZONE _ � G\ � NOTES MMI or. cleaned prior to paving. The clecning operation shall not flush sediment BURY BOTTOM OF FILTER laden water into the downstream system. \C` (r� ------- 3/4"_0 MATERIAL IN 8" BY 12" TRENCH (_ 4" MIN. FOR PIPE SMALLER IMAN 18" C` - 6" MIN. FOR 'IPE 18' AND LARGER - "-"- - - /� _-1___ __ * Stabilized construction entrances shall be installed at the beginning of CONCRETE ENCASED WYE --- construction and maintained .ained for the duration of the project. Additional measures may be required to insure that all paved areas are kept clean for �I�T.. ,f ENCL_FQR--ERASION CONTROL OF TRENCH BACKFILL DETAILS I �� STANDARD CL AN_ OU1" the duration of the project. -— V NTS \ NTS NIS SHEET osrM - DESIGNED APPROVED " TNT PINES" SITE DRAINAGE IMPROVEMENTS ---- _ -- - -------- _- -- - D. KEPPEN '-' KLEIN CONSULTING ENGINEERS, INC. 2 n - � __.______.__._______ DRAWN -- - -- - SCALE -- --DATE-�---� Ci iil Engineering do Water Resourcc-.s Corsultant, H.U.D. PROJECT No . 0 R 1 6 --P022 --01 8 cr to T.B. AS INDICATED 03/02/93 `— _ FOREST GROVE, OREGON TIGARC ARE CON DETAILS & EROSION CONTROL_ 3 '7__ ti 3 3/9/ 3 OK CHECKED FIL'c __-._ _ C�` -_$_ __5.�._ a-� _All. Mil---------____..------.. -------- 503 / 359-5956 F� G. K�'Q 1! _ DATE. N0. REVISION BY N' 9305 GEODET 1 FAX 503 / 357-5474 1. 1909 SSW 95TH AVENUF OF 71 My a 1 ( I � rI� I1IiI III I � I � 1 FPT�IpPFhiITr �--I� IiI I � I�I I III � I- --I-I 1I I i1 i1 -_-Jill I -141 2LI a�• r�AFR: �.,L,. q ,2..3. II.,• 9•r 94LEGIBLE THAN 'IHIS NOTAT111F THIS DOCUMENT IS LESS Tr1i1IIIII1 � 1 1 � 1 � 5 1U 4 6 IT IS DUE TO THE QUALITY OF No.1e -:•': f THE ORIGINAL DOCUMENT. --- ---- -- - - - - - -- - E Z t�11Z LZ 8Z Z fiZ EZ Z TZ 117, 8T 81 LT 8[ 4I 16[ ET Zt I tt t 6 8 �L 8 �� �V I � I I i I ���Iiii�Illiiii iiilli ►►iil�iiliiii iiiiliu� ulli�l« i � u«l«II ui ��u�.11u 1�lIIIIIIIIIIWIILIII IiI�I�I� �I�I�w11 �I