|
SE PLUG WITH CREST EL 4607i (GEOMETRY AND TYPE // / OUTER SPILL AY 4607 GEOMETRY AND TYPE
<br /> --'---F (( LEGfI�'
<br /> 4610 OF PLUG TO BE DETERMINED DURING FINAL DESIGN) /j/J l / & EMBANKMENT OF PLUG TO BE DETERMINED m
<br /> - 4605 RIPRAP D50=6' URING FINAL DESIGN) EXISTING 100-YR FLOODPLAIN 10M $
<br /> �;�„_ ��. :4 .�i �. ..L•, �„ a,� THICKNESS=12 r acnmr IEXISTING 100-YR FLOODWAY FDWY "
<br /> �' :?.— r• :s=°4:� .: ":r� .RS. :ie eft:: e::t:1` :}.. y"'3;:�',.' __ n $ T
<br /> ..4� •s,��,._:''.a::.icis "+ �S �•L 'tiT' •v:::.,•:s'.�"` \`.�'+: e..•i_.:+`lj:' ,.lV.`4•• _ —— +,., (,` m _o
<br /> 4605 . 4t,...r . c �._�. ...�A...�:t:..,..` 4605 -- - PROPOSED SLURRY WALL
<br /> %... =•�. _i�a• _ �.,.:-n:_ ..: `: .��= a. - '. j - PROPOSED MAJOR CONTOUR u■uu s
<br /> _ _�t :— . :.. ti.•• �':�:4 ,._ 4600 4600 ;R5
<br /> o�eti•f lCY ice[,s,a� �,'.�..Ry .. ,.;}�ar'�•i:_yam +��� ... y7., .•' a r=t.e°�`^• .4e`T'.•..
<br /> SLURRY WALL PROPOSED MINOR CONTOUR
<br /> . MIN. 2.5' THICK N
<br /> 4600 4600 EXISTING MAJOR CONTOUR ----4600----
<br /> �fz PER EERE & AUL
<br /> EXISTING MINOR CONTOUR
<br /> WEST CELL SPILLWAYS DOWNSTREAM OF SLURRY . 4595 INFLOW SPILLWAYS DOWNSTREAM 4595
<br /> 4597 WALL TO BE ARMORED WI CONCRETE 4597 % PROPOSED CONCRETE =
<br /> i / OF SLURRY WALL TO BE `
<br /> —1+00 O+OO 1+00 =%% j \�\` / ARMORED WITH CONCRETE PROPOSED RIPRAP m v �' o
<br /> 4592 4592 L
<br /> SECTION C - SPILLWAY CREST(TYPICAL) SCALE: H:1'=40' V:1'=5 �
<br /> 0+00 SECTION B - SPILLWAY(TYPICAL) 1+00 1. THE EAST CELL HAS BEEN CONCEPTUALLY
<br /> SCALE H:1'=40' V:1'=5 DESIGNED WITH A 0' BERM AROUND THE
<br /> S ED 3 E
<br /> 4600!� ��� PERIMETER. THE NORTH BERM PORTION IS SET TO
<br /> ELEVATION 4607. THE NORTHEAST BERM PORTION
<br /> \ 46 G--�� IS SET TO ELEVATION 4606. THE WEST BERM
<br /> 4607.00 Q)i PORTION IS SET TO ELEVATION 4608.5. THE BERM
<br /> 4606.00 i� �� TRANSITIONS TO EXISTING GROUND ALONG THE
<br /> i PROPOSED SLURRY WALL �� i� EAST AND SOUTH SIDES OF THE CELL.
<br /> 4607.00
<br /> boa ' ° �� ��� 2. THE EAST CELL HAS A SPILLWAY ON THE WEST
<br /> SIDE TO CONVEY INCOMING FLOW FROM THE WEST T
<br /> CELL. THE INFLOW SPILLWAY IS 170' LONG WITH A m
<br /> ♦ i �i CREST ELEVATION OF 4602.
<br /> 4608.50 �g5� ` ���i 3. THE EAST AND SOUTH SIDES OF THE CELL ARE
<br /> ♦ _ _ 4607.00 / / , ��O i ��00 THE DESIGNATED OUTFLOW AREA. THE EXISTING
<br /> 4606.00 / GROUND WILL BE PROTECTED WITH RIPRAP ABOUT
<br /> 2,700' LONG AND 10' WIDE FROM THE EDGE OF
<br /> - ---- ---- : i� THE SLURRY WALL.
<br /> 4. THE MAXIMUM STORAGE VOLUME WITH 4' OF
<br /> ♦ c i ii FREEBOARD IS 6,441.00 AF AT ELEVATION 4602.
<br /> 5. THE SIDES OF THE EAST CELL SLOPE AT 3H:iV
<br /> AND DAYLIGHT INTO BEDROCK.
<br /> 6. STAGE STORAGE VOLUMES ARE SHOWN BELOW IN
<br /> ♦ SPILLWAY — !' A 10' INCREMENT BELOW EL 4600 AND A 1'
<br /> INCREMENT ABOVE EL 4600.
<br /> 0 150 300
<br /> 4510
<br /> SCALE:V=300'
<br /> N w
<br /> w
<br /> CONTOUR CUMULATIVE
<br /> CONTOUR AREA VOLUME
<br /> w 4500 ♦ �� �p ELEVATION
<br /> P (SQ FT) (AF) w
<br /> RIPRAP PROTECTION T ���� 4500 295,711 6.80 z
<br /> — EXTEND 10' DOWNSTREAM--
<br /> OF SLURRY WA 1 4510 1,531,348 228.97 O
<br /> = D50=6', THICKNESS 12 N510 ���� 4520 2,054,588 649.19 J
<br /> 4605 4605
<br /> ---
<br /> ` ` 1 4530 2,439,541 1,167.10 w
<br /> p 4540 2,645,772 1,751.94 U
<br /> GR
<br /> g • .----SLURRY WALL 4609.00 4550 2,844,762 2,382.04 co
<br /> 4600 IN. 2.5' THICK 4520 4530 4540 455p 4560 4510 4580 ;4f+ ,I
<br /> ER DE RE & AUL J `: ` 4560 3,050,483 3,058.60 w
<br /> o06
<br /> / \ "" l �� �\`� \ 4570 3,262,801 3,783.15
<br /> 4609.20 4610 --' 4604.25 �� \` 4580 3,481,301 4,557.15
<br /> ONCRETE P OTECTION 4609 00 - _
<br /> __ PROTECTED OUTFLOW AREA , �� 4590 3,705,908 5,382.02 z
<br /> UPSTREAM OF SLURRY = s __ �� 4600 3,936,993 6,259.16 p U
<br /> 4595 WALL TO EXTEND 10' 4595 , y� --� � c ��` 4601 3,960,502 6,349.81 > w �
<br /> BELOW EXISTING GROUND
<br /> ALONG OUTFLOW AREA I i ��/ �` '' R �, CC � �
<br /> o 4602 3,984,073 6,441.00 W d LL Q
<br /> 4610 Q�P`' i 4603 4,007,662 6,512.01 w z W
<br /> 4590 4590 i� o _ - 50� /i' 4604 4,031,307 6,539.46 u' M w
<br /> U
<br /> 0+00 SECTION D - PROTECTED OUTFALL AREA 1+00 _ _ ,;,- - ;,-' 4605 4,055,007 6,543.42 �
<br /> SCALE: H:1'=40' V:1'=5 - � ;=' _ ,-y,-- 4606 4,078,762 6,546.55 w w o (�
<br />
|