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GENERAL CONSTRUCTION NOTES
GENERAL
1 THE WORK IS (N 3 STAGEAD STAGE I C I1 'iH'E t E1ER0
INLET AND OUTLET STRUCTURES THE TEMPORARY BYPASS; STAGE
It
DIVERSION THROUGH THE TEMPORARY BYPASS REMOVAL OF THE EXIONG
108-INCH RCP AND CONSTRUCTION OF THE LOW MEAD CONDUIT• STAGE I I I
REMOVAL OF THE TEMPORARY BYPASS AND COMPLETION OF THE INLET ANA
OUTLET STRUCTURES, THE CONTRACTOR SHALL SUBMIT A CONSTRUCTION
SCHEDULE FOR ALL STAGES OF THE WORK COMPLETE WITH METHODS AND
SEQUENCE OF HIS OPERATIONS,
tl CONSTRUCTION STAGE 1
1. SEE ADDENDA
i
a, THE CONTRACTOR SHALL SUPPORT 'T EXTST1NG IM 1NCH RCP WRLE
CONSTRUCTING THE INLET AND OUTLET STRUCTURES.
3. THE CONTRACTOR SHALL CONSTRUCT THE 48- INCH I* D. TEMPORARY BYPASS
CONDUIT ON THE LOCATION SHOWN, THE BYPASS CONDUIT MAYBE
UNLINED AND UNCOATED 1/4-INCH WALL STEEL PIPE. ALL P I PE JOINTS
SHALL BE RESTRAINED FOR 10 PS IG.
4. THE BACKFILLING AROUND THE 48 -INCH BYPASS CONDUIT IT DiJR TNG THE WORK
SHALL BE AT THE CONTRACTOR'S OPTION. IF THE CONTRACTOR ELECTS TO
BACKFILL THE BYPASS CONDUIT THE BACKFILLING SHALL BE AS SPECIFIED
FOR P IPELINES, FOLLOWING REMOVAL OF THE BYPASS CONDUIT THE
I EXCAVATION SHALL BE BACKF I LLED AS SPECIFIED FOR CLASS 17 SUBSEQUENT
BACKFILL,
I IT CONSTRUCTION STAGE I I
5. THE CONTRACTOR SHALL LINE DRILL AND RED PORfiIQI�ts 01� "fTiE EXTSTTNG
108 -INCH RCP AS SHOWN,
60 T1 4E CONTRACTOR SHALL INSTALL THE TEMPORARY BULKHEADS DEBATER
THE RCP BETWEEN STRUCTURES REMOVE THE EXISTING RCP BETWEEN
STRUCTURES AND CONSTRUCT NE LOW HEAD CON DU IT.
IV C.ON.S.I.RU— jJ 5JAGE 1 I 1 _
7, THE CONTRACTOR SHALL RENIOVE THE TEMPORARY BULKHEADS CHAM
THE INLET AND OUTLET STRUCTURES AND COMPLETE THE STRUCTURES.
L FOLLOWING COMPLETION OF THE STRUCTURES THE CONTRACTOR SHALL
REMOVE THE TEMPORARY BYPASS CONDUIT, dOMPLETE ALL BACKFILLING
AND RESTORE THE SITE.
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SEE NOTE 7 STRUCTURE OF WALLS AND SLAB SEE NOrC- 7
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AS
�sS 01ST ERA \�<v FS GIST ER���'�`w
DATE MARCH 1972 �ONgL ENS' S/ONAL E�
DESIGNED METROPOLITAN ENGINEERS M U N I C I PA I T Y 0 F� METROPOLITAN SEATTLE RENTON DRAWING NUMBER
c/55 /7C-0 M 230 W MODIFICATIONS - EASTSIDE INTERCEPTOR SECTION I M FILE
DRAWN WG BROWN AND CALDWELL CAREY AND KRAMER _ - GENERAL PLANS AND NOTES
SUBMITTED RECOM Z�a APPROVED C APPROVED APPROVED SCALE JUNE 1971
SYSTEM SHEET NUMBER
CHECKED MG'0 HILL AND ING M A N R.W. 8E C K AND ASSOCIATES IAT E S pesi n En i - Metropolitan En ineers P e En meer - Iropoliton En inetrs Chief En inee - Metropolitan En i eers For Metropolitan E ineers For Munici olit1 of Metropolitan Seattle AS NOTED PATE OF
9 9 9 9 9 9 9 n9 P Y