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HomeMy WebLinkAboutFeature 22 - Scour Wall0 E x A �cm L N O 0 0 N N N O N O 0 o w o z O w J J 0--= APPROXIMATE EXTENT OF RIP —RAP. SEE ESTIMATED QTY'S TABULATED BELOW. (NOTE 4) DETAIL 1 (DWG 109-22-002) /^ SCOUR WALL APPROXIMATE OUTLINE OF —/ BOULDER AT DH09-08 (NOTE 5) W wl Wz W� 0 0 00 l 1 0 SCOUR WALL REFERENCE POINTS NUMBER NORTHING EASTING SW1 1912946.13 2380707.67 SW2 1912943.17 2380742.02 0 10 20 FEET SCALE 1 "=10' DETAIL 2 (DWG 109-22-004) PLAN SCALE 1"=10' ESTIMATED QUANTITIES RIP RAP 450 CY EXCAVATED TUNNEL ROCK 715 CY 0 40 80 FEET SCALE 1 "=40' DETAIL 1 (DWG 109-22-004) 0 N DETAIL 2 (DWG 109-22-004) 04-20-12 VAISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL 6 5 440 MATERIAL ZONES: EL 425 MIXTURE OF TALUS AND ALLUVIUM 420 0 IMPERVIOUS SOIL 400 FRACTURED ROCK FLOW ® INTACT/TIGHT ROCK 380 CONCRETE DAM 360 © DRAINAGE MATERIAL TIMBER ROCKFILL CRIB 340 ® IMPERVIOUS FILL SILT \ 320 300 \ w \ 280 z_ NOTE 7 \ 260 z 0 NOTE 6 \ 7 \ EXISTING GROUND 240 w NOTE 8 PROFILE J w 9 -- RIPRAP \ 220 :--------- -----_ PROTECTION 8-- SCOUR 1 O WALL \ \ , -- 200 /- DETAIL 2 , O 180 ------i I I O (DWG 109-22— 003) - 160 IQ__-- ` -- Tl� ------ffl�flT11J-�(�- _ 140 120 _ _ -- 100 80 160 50 0 —50 —100 —150 —200 —250 —300 BOULDER AT DH09-08 (NOTE 5) DESIGN ENGINEER DATE S. HINCHBERGER 03-23-12 DESIGN CHECKED BY DATE R.S. TRUDGEON 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE DJ KM RT P.R. RODRIGUE 03-23-12 PROJECT MANAGER DATE °CORD° COORD EN�R S.M. HART 03-23-12 mu DISTANCE IN FEET NOTES: SECTION A —A SECTION B—B (109-20-081) SCALE 1 "=40' SCALE 1 "=40' 1. LOCATION OF SCOUR WALL TO BE CONFIRMED BY RPR INSPECTION AFTER EXCAVATION. At. 2. SEE DWG 109-20-005 FOR DAM SITE SURVEY CONTROL. f 3. SEE DWG 109-20-083 FOR PRESSURE RELIEF WELL DETAILS. i 4. SCOUR WALL CONSTRUCTION CONSTRAINTS: REMOVE LOGS AND ORGANIC DEBRIS IN THIS AREA TO EXPOSE LOOSE ROCK AND ALLUVIUM MATERIALS PRIOR '. TO PLACING RIP —RAP. DO NOT DISTURB TIMBER CRIB +� ' ,y�- AT THE BASE OF THE DAM. -rt: r -' - - �.! 0 PLACE EXCAVATED TUNNEL ROCK OVER EXISTING ROCK AND ALLUVIAL MATERIAL. FACILITATE RPR INSPECTION PRIOR TO PLACEMENT. 5. DO NOT REMOVE THE LARGE BOULDER AT THE BASE OF THE SCOUR WALL. MINIMIZE DISTURBANCE OF THE "p BOULDER. 6. LOCATION AND EXTENT OF MATERIAL ZONES HAVE BEEN INFERRED FOR DESIGN PURPOSES AND ARE APPROXIMATE. _r r 7. PROTECT EXISTING DRAINS DURNG SCOUR WALL CONSTRICTION AND PLACEMENT OF FILL BETWEEN DAM AND WALL. COMPLETE REINF CONIC ENCASEMENT PRIOR TO PLACING FILL AND RIPRAP BEHIND WALL. 8. NO MORE THAN 30% OF MATERIAL BY WEIGHT SHALL BE APPROXIMATE ALIGNMENT LESS THAN 6 INCH DIAMETER. OF SCOUR WALL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIATES CONSULTANTS, INC. PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 SPILLWAY PLUNGE POOL SCOUR WALL GENERAL ARRANGEMENT PLAN AND SECTION DRAWING NUMBER 109-22-001 PROJECT No. A\ H332360 �REVN1 1 SAVED: 04-20-20125:45pm ByJOHN64914 E 9 c A IAM E L A `n N N O 0 N N i N 0 N 0-� o ow r¢ z o Lu J J RIGHTItI1111,11111111 ' ABUTMENT "' „ (DWG 109-22-003) �/ i (DWG 109-22-007) SW 1 r` / / /r (DWG I 0 I 0 o rn m 0 000 � 0 I� N N I* SHEAR REINF ZONES r' h� O 710 n SHEAR ZONE 1 0 2 4 FEET SCALE Ym=� e-0» 2 ARCHITECTURAL CIVIL ELECTRICAL SHEAR 70NF /9" MICRO PILE (TYP) (NOTE 4) SHEAR 70NF 3 O J LL SHEAR 70NF 3 PLAN @EL170.0 DETAIL 1 (109-22-001) SCALE 3/8"=1 '-0" O J L L- PLACE SCOUR WALL ON BOULDER LEFT ABUTMENT �h 01? OLD 0 22 05) rrr,rri /40 �iii4' iii'/�2 r,rr oo rrrrrrrrr rrrrrrrrrrrrrr r rr43/ rrrrrrrrr)rrrrrrrrrrrrrrr rrr„rr„rr,,,rr„rr„rrr„rr„rrrrrrr„, , r„rr,,, rrrrrrrrrrrrrr ,rrr„rrrrrrr„r rrrr,rrr,rrr„ rrr,rrr,rrrr,rrr,rrrr,rr/,rrrr,r rrrr rrrrrrrrrrrrrr rrrr,rrr,rrrr,rr rirrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr/rrrrrrrr rrrr rr r rrrrrrrrrrr�,rrrrrrrrrri� �� ,i„ r rrrrrr,rrr,rrrr,rrr,rrrr,r/rrrrrrrrr rrrr i,rrr rr,,,rrrr,rrr,r p 0 rrrrrrrr ,�rrr � �rrrrli�r`�rrrr��`,�rrrr�'r�lrrrr�i��f rr,j; rrrrr/r„�Irrrlr�i; ��r // / rrr�0 \,/1'//3A ,�//732 \/'✓// \/J //34`��;�//���� �i/ /m)'�/� //3��/�i//7�$�/� �i////////i / rrrrr, rrrrr rrrrr rr ,r rrrrr rrrrr rrrr rrrrr rrrr ,rrrr rrrrrrr , (DWG 109-22-005 , rrrrrrrr rrr rrrr rr/rr rrr, r rr rrrr rrr rrrr rrr r )t �` , rrrrrrrrrr20 rr,21 „22 r/r/2— r„24 , 25/ r„2,6 „r2 rr2g „r2/9 rrrrrrr ,r G` rrrrrrr„ rrrrr 0/^. rrrrr rrrX rrrrrr rrr ri(DWG 109-22-005) rrrrrrrrrr . rrrr . rrrrrrr o rrr o rrrrrrr . rr . rrr . rrrr o rrr o * F Z 'rrrrr,'�r9irrirr1Arrii'1rrri'/1�rriiil�rriii�i il�rri irrrii'�7 rrr' �' rrrf" i J o (DWG 109-22-005)♦ rrrr�o,�rrrrrr rrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr (rrr rr� rrr rrr 1..� rrr1rr'rrr rrr �3T�rrr rrrrrrrrrrrrr lrrrrrrrrrrrrr 5rr'rrr rrr rrr i rrr J ,rrr„ rrr,rrr,rrrr rr rrr rrr,rrrr,rrr,rrr„ rrr,rrr,rrrr,rr rrrrr rrrrrrrrrr / SW1 / 3'-0" 2'-3» PILE OR LAYOR� (TYP) 0 v- 0 o I� rn m ono coo n r- 0 N I N r- •- •- •- �- �- �- �- MECHANICAL GEOTECHNICAL (NOTE 1�� PLAN @ EL 155.1 DETAIL 1 (109-22-001) SCALE 3/8"=V-0" 04-20-12 VA\�ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS DESIGN ENGINEER DATE S. HINCHBERGER 03-23-12 DESIGN CHECKED BY DATE R.S. TRUDGEON 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 DJ KM RT PROJECT MANAGER DATE I S.M. HART 03-23-12 AIJNG 0 RID PRIME COORD POI ENGR SW2 O r- NOTES: 1. SEE DWG 109-22-005 FOR MICRO PILE INSTALLATION REQUIREMENTS. GROUT PILES #30 THRU #38 MAY BE ADDED BASED ON SUBSURFACE CONDITIONS. BASED ON RPR INSPECTION. 2. PROVIDE 4-#8 ROCK BOLTS DRILLED IN EACH ABUMENT. EMBED 20 FT IN ROCK WITH AN 8 FT BOND LENGTH. TEST AT SURFACE OF ROCK. 3. INSTALL LEFT ABUTMENT ROCK BOLTS ON 125 DEG AZIMUTH FROM NORTH. INSTALL ALL ROCK BOLTS INCLINE 50 DEG FROM HORIZONTAL. 4. MICRO PILE PLAN LAYOUT WILL BE REVIEWED AND MODIFIED BY RPR BASED ON INSPECTION AFTER EXCAVATION TO FIT FIELD CONDITIONS. 5. MICRO PILES MAY BE ELIMINATED DEPENDING ON ACTUAL LEFT ABUTMENT ROCK TOPO. LEGEND ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIA TES CONSULTANTS, INC PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT TWO, 1 " DIA ROCK BOLT SPILLWAY PLUNGE POOL SCOUR WALL CONCRETE OUTLINES AND MICROPILE LOCATIONS DRAWING NUMBER 109-22-002 PROJECT No. A\ H332360 GURRIEW REV 1 SAVED:04-20-2012 5:46pm ByJOHN64914 E f C A ti N O N O N O L1J CD J Cl- 00 0 N O N M N O W CD J W M N N O N M O i O LU W C) O J W 75 Cl- 00 0 N O N M N O W CD J W