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I . . ,c- r _- 106 5 SW GREENBURG ROAD ' � < L
�� , 7 - . '` '' _ , i'Z , SITE LOCATION TIGAR� OREGON
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- �'�r ' G ENERAL NOTES ' • -.-, v ;_ :'1'. n sf i CONSTRUCTION NOTES �id � •
70 • 2 STATIONING . ALL ELEVATIONS ARE BASED ON AN ASSIGNED ARBITRARY DATUM AS SHOWN ON PLAN 1. NE CONTRACTOR SHALL BE RESPONSIBLE FOR DEMOLITION AND DISPOSAL OF • �`'::`„`'; �,� •m , SHEET. KS ' EXISTING A.C., CURBS, SIDEWAL AND OTHER SITE ELEMENTS WITHIN THE SITE AREA.
"° 4,40:.-- . -`,:. � 'l; > (, % ,j; " +. '+ ALL LANDSCAPING, CURBS AND SIDEWALKS SHALL BE REPLACED TO THEIR ORIGINAL
STATIING IS BASED UPON CENTERLINE UNLESS OTHERMASE NOTED.
, , - V r 7�' < � "s • .`': 'r« p CONDITION OR BETTER.
� . . f' • A ' � . ', - , ' N 1 �; < , , -, 3. RN AND MATERIAL SHALL CONFORM TO THESE PLANS THE APPLICABLE
g`�');�- = 1 ` � f � '„ �. REQUIREMENTS OF aF THE 1991 OREGON CHAPTER UNIFORM PLUMBING 2 G CODE AND SUBGRADE AND TRENCH BACKFILL SHALL BE COMPACTED TO AT LEAST 95% OF THE
•, w1 ;. -- - REQUIREMENTS OF THE CITY OF TIGARD PUBLIC IMPROVEMENT DESIGN STANDARDS. MAXIMUM DRY DENSITY AS DETERMINED BY ASTM D -898. FLOODING OR JETTING THE a
TILJ� [A ;" BACKFlLLED TRENCHES NATH WATER IS NOT PERMITTED. W A
� ; ` - 5w . { _ " -° .._._ _ . f .a :�' '' . 4. THE COMPLETED INSTALLATION SMALL CONFORM TO ALL APPUCABLE FEDERAL STATE, AND
h N .,: ^' 4 < ks. "; LOCAL CODES, ORDINANCES AND REGULATIONS INCLUDING NECESSARY PERMITS AND 3. FILLS SHALL BE PLACED IN 9•-12' LOOSE UFTS AND COMPACTED TO A DRY g1
INSPECTIONS REQUIRED BY THE GOVERNING AUTHORITIES. DENSITY OF AT LEAST 98% OF NE MODIFIED PROCTOR MAXIMUM DRY DENSITY
(ASTMD -698) WITHIN BUILDING AND VA THIN 2' DEPTH OF ANY PAVEMENT SECTION. 4
I§ 1
LOCATOR MAP 5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATING AU. SGHEDUUNC AND ALL
WORK MATH THE OWNER. 4. THE CONTRACTOR SHALL ESTABLISH LINE AND GRADE FOR THE STORM AND
SANITARY SEWER PIPE BY THE USE OF A LASER.
8. EXCAVATORS MUST COMPLY VAN ALL PROVISIONS OF ORS 757.541 TO 757.57 INCLUDING
NOTIFICATION OF AU. PERTINENT COMPANIES OR AGENCIES OF UNDERGROUND UTIUTIES IN 5. SAWCUT STRAIGHT MATCHUNES TO CREATE A BUTT JOINT BETWEEN EXISTING
O+ NE PROJECT AREA AT LEAST 48 BUSINESS -DAY HOURS. BUT NOT MORE THAN 10 PAVEMENT AND NEW PAVEMENT.
3 BUSINESS DAYS, SO THAT SAID UTiJTIES MAY BE ACCURATELY LOCATED BEFORE
NE STORM DRAINAGE `. . )7c •p COMMENCING ANY EXCAVATION. 6. CONTRACTOR SHALL PREVENT SEDIMENTS FROM ENTERING SYSTEM. SHOWN ON TIi P S IS FOR 7. THE LOCATION OF EXISTING UNDERGROUND UTILITIES E LAN 8
0 k j ?' : "' "" ^" -" """ ti - - �,'TM;` -n..•; ;,'' .; ; �;_z" -• a <; "1 " '� `""' INFORMATION ONLY AND IS NOT GUARANTEED TO BE COMPLETE OR ACCURATE CONTRACTOR 7. ADJUST ALL INCIDENTAL STRUCTURES, MANHOLE LIDS, VALVE BOXES, ETC. TO z z N
C ',, r. - _ •R " ▪ ': §.£ ; - SHALL VERIFY ELEVATIONS, PIPE SIZE, AND MATERIAL TYPE OF ALL UNDERGROUND UTILITIES FINISHED GRADE. E
O e x 1 § a� _ ." a " a�`" � - PRIOR TO COMMENCING WITH CONSTRUCTION AND SHALL BRING ANY DISCREPANCIES TO THE . s.
.- wa' j * y s* � _ . ATTENTION OF FLO NG SOLUTIONS, 72 HOURS PRIOR TO START OF CONSTRUCTION. 8. MATERIALS, TRENCH EXCAVATION, PIPE LAYING AND BACKFILL EXCAVATIONS Jj
£ i # , SHALL ''�
4 i' � ' � " ' , , ' ▪ - I A ..,,a t k -3 8. THE ENGINEER OR OWNER IS NOT RESPONSIBLE FOR THE SAFETY OF THE CONTRACTOR OR 9, THE CONTRACTOR SHALL PROVIDE ALL MATERIALS AND LABOR TO COMPLETE
C e ,,:, , . s 4 ", A ^ "'?q,, . 'r ).�y HIS CREW. ALL 0.S.H.A. REGULATIONS SHALL BE STRICTLY ADHERED TO IN THE THE YORK FOR THE STORM SEWER AT THE LOCATIONS, SIZES AND TYPES AS
>' S '' 4.-, - s - '° r -. PERFORMANCE OF THE WORK. SHOWN ON THE PLANS, STORM SEVERS SHALL BE LAID IN TRUE ALIGNMENT IN IS
L/ $
O k , k $'# ,> ° Fb` "' A DRY PIPE TRENCH 'BEDDED' TO THE DETAIL AS SHOWN ON THE PLANS PIPE S
'
a k , i z a - 9. TEMPORARY AND PERMANENT EROSION CONTROL MEASU S HALL BE USED AS NEEDED. LAYING SHALL BEGIN AT THE LOW, POINT OF THE SYSTEM AND PROCEED
L.", P f ? a , . , f . THE CONTRACTOR SHALL ADHERE TO CITY OF MARDI AS NECESSARY FOR EROSION UPGRADE WITH SPIGOT ENDS POINTING UPGRADE.
c a,n 1 L CONTROL MEASURES �
0 $ �,. € 1 t .r ' ,� ' �^ _ ' I <
1 ' 10. POLYVINYL CHLORIDE CP,V,C.) PIPE AND FITTINGS SHALL CONFORM TO ASTM -
C s•‘,....,..;,,,,,,,,,,,.:.....,..;.„.., , _ ." "i � ` 1 " . , !,- ' 10. NE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING ALL ROADWAYS KEEPING THEM CLEAN D3034 SDR 35. THE JOINTS SHALL BE FLEXIBLE WITH ELEASTOMERIC SEALS • C a ' ` 7° t Y' AND FREE OF CONSTRUCTION MATERIALS AND DEBRIS, AND PROVIDING NECESSARY DUST CONFORMING TO ASTM D -3212 AND ASTM F477. CONTRACTOR SHALL PROVIDE Es
-,-.,
O ' 2 a • CONTROL WHERE REQUIRED. FITTINGS AND TRANSITION COUPLINGS COMPATIBLE WITH NEV AND EXISTING
o) i ' ' 4 STORM PIPING AS NECESSARY.
> \� U 11. BEFORE BACKFlWNG ANY SUBGRADE UTILITY IMPROVEMENTS CONTRACTOR TO SURVEY AND
C7 { - - rt -^ r e - '� ,. , RECORD MEASUREMENTS OF EXACT LOCATION AND DEPTH a
C(I) i 1, _ " 4t S, ELEVATIONS AND
j \• I W u . -s 12. ALL PERMITS AND UCENSES NECESSARY FOR THE EXECUTION AND COMPLETION OF WORK DIMENSIONS AS SHOWN ON THE PLANS, INLETS SHALL BE SET PLUMB TO LINE
j Y i \ € r ", SHALL BE SECURED BY THE CONTRACTOR PRIOR TO COMMENCING CONSTRUCTION. AND GRADE AND SHALL REST ON A CAREFULLY GRADED, UNIFORM BEARING BASE.
.
MANHOLE FRAME AND COVERS SHALL BE CAST -IRON CONSTRUCTION AS
O 3 h
" _ 'Y';'• f °";.,,; , Y � b . 13. BEFORE COMMENCING CONSTRUCTION, THE CONTRACTOR SHALL NOTIFY ALL PERTINENT SPECIFIED.
/ ' t -� -- `" COMPANIES OR AGENCIES WITH UNDERGROUND UTILITIES IN THE PROJECT AREA SO THAT
O "� --;: �° x "£ . SAID UTIUIES MAY BE ACCURATELY LOCATED. 12. TRENCH FOUNDATION£ SHALL BE EXCAVATED TO SUITABLE SUBGRADE AND
- 0 " _ } a ' ',I rz ` , INSPECTED BY GEOTECHNICAL ENGINEER. IF CONDITIONS REQUIRE ADDITIONAL
C ter,` - - F SUBGRADE PREPARATION MAY BE REQUIRED UNDER GEOTECHNICAL ENGINEER.
y �,,. . k � � `' 14. NE LOCATION OF EXISTING UNDERGROUND UTILITIES SHOWN ON THE PLANS IS FOR
= r . + - �_: i i ' . AS NECESSARY BEFORE CONSTRUCTION TO PREVENT GRADE AND AUGNMENT CONFLICTS.
C
,,1 INFORMATION ONLY AND IS NOT GUARANTEED TO BE ACCURATE POTHOLE ALL CROSSINGS
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0 z T - , , j ,; , ; I 'r`� T - 15. CONTRACTOR
ING SHALL NST FY ELEVATIONS OF ALL UNDERGROUND UTILITIES PRIOR TO
AND SHALL BRING ANY DISCREPANCIES TO THE ATTENTION O COPY
`- ' (� t- � " - •
- �� : 1f COMMENCING WITH CONSTRUCTION j '' ' ° - 1 „ i = , -- OF FLOWING SOLUTIONS.
a
i. 1 LL 18. ADJUST A INCIDENTAL STRUCTURES, MANHOLE LIDS VALVE BOXES. ETC. TO GRADE
j f x �' ' r ^S ? --741 � ~
p STM TH
17. CONCRETE SHALL BE READY -MIX TYPE CONFORMING TO THE A C94. NE CONTRACTOR
- L ' ' r , 74A r a g - SHALL ASSUME THE RESPONSIBIUTY FOR MIX DESIGN AND PRODUCT PERFROMANCE THE ow Tt6ARq � y a
0 -1-- - ,. - "'t r = v
a • MINIMUM COMPRESSIVE STRENGTH FOR T WENTY -EIGHT (28) DAYS SHALL BE 3,000 POUNDS (kt 4 . - 4. - • -- ( )"
_ r y , J ,, °� PER SQUARE INCH. CONCRETE SHALL BE PLACED IN COMPUANCE WITH PRACTICES AND A � ed r�� ( )•
c � - _ , f t- -- -_ _..:.
o� - RECOMMENDATIONS OF THE AMERICAN CONCRETE INSTITUTE.
� � _; n � '�� ;� RECOMMEN MERICAN OBliddiaMily Approved .a
7- Via► 9tfly etter 1 o ct1® f�@
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18. PRIOR TO PLACEMENT OF EXTRUDED CURB, THE EXISTING SURFACE SHALL BE CLEANED. THE ..� .. . �.� ''•"
EPDXY RESIN BONDING AGENT SHALL BE APPUED TO THE FULL WIDTH OF THE CONTACT
+� 18. P -��Ml7 SURFACE IN STRICT CONFORMANCE WITH THE MANUFACTURER'S INSTRUCTIONS. �
0
CD VICINITY IV9AP ®f - -
19. SAWCUT STRAIGHT MATCHUNES TO CREATE A BUTT JOINT BETWEEN THE EXISTING PAVEMENT I� EIa0� daB 1 1 . , •.
O 19. AND THE NEW PAVEMENT. Je Ad�irew, � ja j k
d 20. THE CONTRACTOR IS RESPONSIBLE FOR DDAOUTION OF EXISTING A.C., CURBS, SIDEWALKS, al, ,�,:.,,,.�.,..._. -- Date.
AND OTHER SITE ELEMENTS WITHIN THE PROJECT AREA. u
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trnr. .. y t : 1 ` ' °; NOTES:
°I '71 :. . „ r • ; s: 7 ' : .. _.. ' '
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� is �I I ;1 ( I q . I, ; E 1 I I I 0 � � I , I � 1. 12" PAVEMENT SECTION — 4" AC OVER 8 COMPACTED GRAVEL �SSI��y
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PLAN ., I._. I', it 1E , : I_ 1 1 l II j I
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>> NOTES: ■ ■■ _
0 1. CONTRACTOR TO WIDEN EXCAVATION AS REQUIRED TO OBTAIN COMPACTION ■❑ ■Hanson q� r f 4- C
WITH CONTRACTORS COMPACTION EQUIPMENT. Hanson Pips • Products ��
D N 19385 SW 116TH AVENUE -
N .DI TCH INLET ��, 69 OREGON 97062
O FAX (303) 692 -3173 b
o N.T S.
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-0 4" SPIGOT ''
` 6' x 3' BOX CULVERT i
SHEET NOTES:
> ■
i PIPE SHALL BE H -25 RATED BOX CULVERT BY HANSON PIPE TOP VI
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o MANHOLE ACCESS TO BOX CULVERT SHALL BE PROVIDED EVERY 100 FT 136" -
O FOR ACCESS AND CLEANING _ •
c o n� 1 12" 7
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DRAINAGE. — I
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TTACH FILTER Z
FABRIC TO STAKES 1. CONTRACTOR TI _ ENGINE RE IFOR TO A DITCH BYPASS STRATEGY J =
AND PRESENT
I. APPROVAL OF THIS EROSION /SEDIMENTATION CONTROL (ESC) PLAN DOES NOT A. ACCEPTABLE METHODS INCLUDE, EITHER PUMPING DR GRAVITY FUR,/ O c a
z I
CONSTITUTE AN APPROVAL OF PERMANENT ROAD OR DRAINAGE DESIGN (E.G., SIZE AND METHODS. TEMPORATY BERMS /STRUCTURES MAY BE REQUIRED. I2 a
LOCATION OF ROADS, RESTRICTORS, CHANNELS, RETENTION FAO i UTIES, UTIUTIES, ETC.). 2"x2" WOOD POST OR B. BY -PASS SHALL BE SIZED FOR TYPICAL SUMMER FLOWS. III *
FILTER FABRIC
STEEL FENCE POST C. IN THE CASE OF A LARGE RAIN EVENT CONTRACTOR MAY BE REQUIRED 0 } -
EM
2. THE IMPLEMENTATION OF THESE ESC PLANS AND THE CONSTRUCTION, MAINTENANCE, 4 ;i TO PUMP WORK AREA AFTER EVENT PASSES TO CONTINUE WORK, W
REPLACEMENT. AND UPGRADING OF THESE ESC FACILITIES IS THE RESPONSIBIUTY OF I ! ----11' i 7 Q o
THE CONTRACTOR UNTIL ALL CONSTRUCTION IS COMPLETED AND APPROVED AND i � iSG. S�KC.e =e xti : t:. REINFORCING NETTING 2. ADDITIONAL FOUNDATION ROCK TO STABILIZE FOUNDATION AREA IN THE .- ce
PERMANENT VECETATOH/LANDSCAPINC IS ESTABLISHED.
TRENCH Z ( 3.3..1 j j . 1 • y,,,. f = AS REQUIRE m a
' i i CASE HIGH VATER IS THE RESPONSIBILITY OF THE CONTRACTOR. O z •
3. THE BOUNDARIES OF THE BEARING LIMITS SHOWN ON THIS PLAN SHALL BE CLEARLY ( < 1. • 5" m I I : ••- __ � EXIST. GROUND (� � 0 O T Ld 0
11 • • FLAGGED IN THE FIELD PRIOR TO CONSTRUCTION. DURING T CONSTRUCTION PERIOD, I r O i. » 1 TO STAKES �Ir� W
NO DISTURBANCE BEYOND THE FLAGGED CLEARING UNITS SHALL BE PERMITTED. THE Xv v D 1 . /Mil. � I l� Z w
FLAGGING SHALL BE MAINTAINED BY THE CONTRACTOR FOR THE DURATION OF
CONSTRUCTION. ` i 'I + � _ j � 0
2006
4. THE ESC FACILITIES SHOWN ON THIS PLAN MUST BE CONSTRUCTED IN CONJUNCTION z, � � � z 3i I S E P CO ° G ACTIVIRES, AND IN SUCH A MANNER
THAT SEDIMENT AND ADIN LADEN WATER DO NOT ENTER TH DRAINAGE SYSTEM ENSURE '<c*. ; ( v J < < CO ROADWAYS, OR VIOLATE APPLICABLE WATER STANDARDS. ( v -**,..,,,+'‘ �: .. c ''' L 3 CITY OF TI GARD LA CD 43
5. THE ESC FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR 3 * /•� :` s,� $uII_ IdG DIVIS101�I CC CO o F- W
6" ?A3ta. j 6 MAX. 0'
ANTICIPATED SITE CONDITIONS. DURING THE CONSTRUCTION PERIOD, THESE ESC
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FACILITIES SHALL BE UPGRADED AS NEEDED FOR UNEXPECTED STORM EVENTS AND TO w
ENSURE THAT SEDIMENT AND SEDIMENT LADEN WATER DO NOT LEAVE THE SITE ` €
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8. THE ESC FACIUTIES SHALL BE INSPECTED DAILY BY THE CONTRACTOR AND MAINTAINED
AS NECESSARY TO ENSURE THEIR CONTINUED FUNCTIONING. NOTES: 1 gRRRg
7. THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A 1. INSTALLATION SHALL FOLLOW THE MANUFACTURERS i
MINIMUM OF ONCE A MONTH OR WITHIN THE 24 HOURS FOLLOWING A STORM EVENT. RECOMMENDATIONS. t a
8. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE
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WITHIN A TRAPPED CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL 2. FILTER FABRIC - USE MINIMUM OF 36 " WIDE ROLLS.
LADEN WATER INTO THE SSYSNTEM. OPERATION SHALL NOT FLUSH SEDIMENT i SEDIMENT FENCE !L
9. STABIUZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF 6 N.T.S.
CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL
MEASURES MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN
FOR THE DURATION OF THE PROJECT. •
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PLAN VIEW 2
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EROSION FENCE .
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