HomeMy WebLinkAboutWTR2703005.14HANDRAIL
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OUTSIDE EDGE
OF (E) WALKWAY
(E) TOP RAIL
2 1/2x3/8 BRACKETS
AT TOP OF LADDER
EXTENSION TO TANK 3'-
WALL
EXTEND SAFETY CAGE
8c LADDER TO TOP OF
NEW RAIL, SEE / J`t
NEW LADDER
C6x8.2, TYP
COPE BEAM FLG
I
& WELD TO C6 -
W6x9
'l
GALV GRATING
4'-0" HANDRAIL EXTENSION
WITHOUT TOE BOARD. MATCH
PLATFORM RAIL HEIGHT AND
WELD TO TOP RAIL
NOTES:
TANK WALL,
R=22'-6" @
(E) WALKWAY
TANK COLUMN
BELOW
l
I LADDER
i
EXTEND TOP RAIL
ONLY, ATTACH TO
TANK WALL
1. GRATING SPAN SEE PLAN.
2. SHOP DRAWINGS BASED ON FIELD DIMENSIONS SHALL BE
SUBMITTED TO THE ENGINEER FOR APPROVAL PRIOR TO
FABRICATION.
3. BEARING BAR THICKNESS FOR GRATING TO BE 3/16"
THICKNESS MINIMUM.
4. BAND ALL EDGES WITH 3/16" x DEPTH OF BEARING BAR.
5. PROVIDE MISCELLANEOUS GRATING FASTENERS AS REQUIRED.
6. TYPE OF MATERIAL USED SHALL BE GALVANIZED STEEL.
7. THE HORIZONTAL CLEARANCE BETWEEN THE GRATING AND
THE GRATING SUPPORTS SHALL NOT BE LESS THAN 1 /4",
AND NOT GREATER THAN 1 /2".
8. ALL GRATING SECTIONS, WHEN IN PLACE, SHALL ALWAYS BE
FIRMLY ANCHORED TO THEIR SUPPORTS WITH A MINIMUM OF
FOUR SST FASTENERS PER GRATING SECTION.
L2x2x3/16
CURVED TO
MATCH TANK,
TYP
FE 3/8x 6"x
O'-10", TYP
9 PARTIAL PLAN - NEW PLATFORM
RECORD DRAWING
THIS RECORD DRAWING HAS BEEN PREPARED BASED ON
INFORMATION SUBMITTED, IN PART, BY OTHERS. WHILE
THIS INFORMATION IS BELIEVED TO BE RELIABLE, THE
ENGINEER IS NOT RESPONSIBLE FOR ITS ACCURACY, OR
FOR ERRORS OR OMISSIONS WHICH MAY HAVE BEEN
INCORPORATED INTO THIS DOCUMENT AS A RESULT.
w rie- 2%0cW
P LAN
EQ SP @ 6'-0" OC MAX 61'l
1 -0I- MAX �I
(J� n
TOEBOARD, TYP
T/ GRATING
OR T/ DECK
ELEVATION
21 HANDRAIL DETAIL
HAND
Q
r
1 /4" BAR, WELD
TO SUPPORT BM
nrA nINIt- n A n
3/16 4
3/16 4 TYP
(E) TANK WALL
SNAP HOOK, TYP
-r I COIL CHAIN, TYP
31 SAFETY CHAIN DETAIL
SAFETY CHAIN, SEE J�
R3.
LADDER, SEE q-
R3.
TAN K WALL
LANDING SUPPORT
BELOW C6 OR W6
SEE 8
R3.
(E) WALKWAY
SECTION - NEW PLATFORM
1/2"=1'-0"
BEARING BAR
GRATING
GRATING
THICKNESS
SUPPORTING BEAM, FOR
SIZE AND END CONDITIONS
SEE PLAN
IL SECTION - GRATING SUPPORT
NTS
EDG
P LA'
NOT
SEE
FOE
i� DETAIL - SAFETY CAGE � TOPSR3.2) 1"=l'-O"
10"
TWIST LEG 90°QD
TO OUTSIDE
i�
7" 3" 3" BEND @ GRATING
MIN SECURED WITH 1 /2"
2 1 /2"x3/8" BOLTS THRU GRATING
BRACKET
1/4
1 / 4�\
C6 OR W6
GRATING
�
\'— W- 1 /4x3xO'-3" WASHER
1 /2" BOLT
C6x8.2
3" BEND @ FLOOR
SECURED WITH 1 /2"
BOLTS THRU FLOOR T
i
(RG.2) 1 ' 0„
L2x2x3/1 6
(E) L2 1 /2x2 1 /2
TOP RAIL
TANK WALL
I
I
�
(E) � I
WALKWAY
(E) L2x2
I
DIAL RAILING
1
E TOEBOARD
3
�\ t
L2x2x3/16 KICKER \ I
TO TANK WALL -
LA N D I N 113' S U P P 0 R D` 1 -A I L
1
SR3.2 3/4"=1 '-()"
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SURVEYED: SCALE: VERTICAL: NAVD 7988 F /('-�� 7 /[',� 7, )]] W �O� DATE. C?
AS NOTED HORIZONTAL NAD 1963/1991 TTTV yj�� I?EN�ONEL VA` ED "' A7��? 7ANK FIELD C�:1 ���3
DESIGNED:C11 1 �,1
KKY � SEISMIC I: PAIR AND REHABILITA TION
RECORD DRAWING KKY 8 19 03 �� RENTON PAGE:
/ / DRAWN. GPM \
ONE INCH Z' - DRAWING NO:
BID SET KKY 10/1/02 CHECKED: III
CBS AT FULL SCALE - � a Planning/Building/Public works Dept. ROLLING HILLS RESERVOIR
IF NOT ONE INCH
N0. REVISION BY DATE APPR APPROVED: SCALE ACCORDINGLY LADDER AND LANDING DETAILS °F-
14 18
SCANNED m AR 2 9
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