HomeMy WebLinkAboutR_4013101NORTHEAST SECTION (SEE SHEET S500-13 THROUGH 14� SEE SHEET C / \
S508-13
1. REMOVE ASPHALT ALONG BULKHEAD/FLUME STRUCTURE. /��
2. INSTALL STORM DRAINAGE AND PIPE MANHOLE BEHIND THE EXISTING S500-14
FLUME WALL.
3. INSTALL TEMPORARY COFFERDAM FOR THE DRAINAGE OUTFALL AS
NECESSARY
4. INSTALL THE NEW DRAINAGE OUTFALL AND SEAL THE EXISTING
OUTFALL.
5.REMOVE THE TEMPORARY COFFERDAM
6. REPAIR TIEBACKS, CONCRETE SLAB AND DEADMAN.
7. CONSTRUCT RETAINING WALL AND PAVEMENT.
8.INSTALL CATHODIC PROTECTION SYSTEM. /
CENTRAL SECTION (SEE SHEET S500-07 THROUGH 12)
1. THE CENTRAL RAMP AND UNDERLYING CONCRETE CAPS WILL NEED TO BE REMOVED PRIOR TO
INSTALLING THE TEMPORARY SHEET PILE WALL. THIS WILL REQUIRE THE REMOVAL OF SOME TIMBER /
PILES.
2. A TEMPORARY SHEET PILE WALL WILL BE USED IN THIS SECTION TO SEPARATE THE LAKE FROM THE
CONSTRUCTION AREA. ONCE SEALED OFF FROM THE POTENTIAL OF MIGRATING SALMONOIDS, THE
SEALED AREA ON THE UPLAND SIDE OF THE WALL CAN BE TREATED AS UPLAND WORK RATHER THAN >
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IN WATER WORK IN TERMS OF PERMIT COMPLIANCE. NOTE THAT THIS WILL LIKELY OCCUR AT THE
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SAME TIME THE TEMPORARY SHEET PILE WALL IS CONSTRUCTED DURING THE NORTHWEST OPERATIONS
NORTHWEST SECTION (SEE SHEET S500-02 THROUGH 06) LISTED ABOVE. / _ ee le \ \
3. IN ORDER TO MAINTAIN BOEING MANUFACTURING OPERATIONS, SEVERAL STAGES OF CONSTRUCTION ARE \
1. A TEMPORARY SHEET PILE WALL WILL BE USED IN THIS SECTION TO SEPARATE THE LAKE FROM THE ENVISIONED.
CONSTRUCTION AREA. ONCE SEALED OFF FROM THE POTENTIAL OF MIGRATING SALMONOIDS, THE 4. STAGE 1 AND 2 CONSTRUCTION:
SEALED AREA ON THE UPLAND SIDE OF THE WALL CAN BE TREATED AS UPLAND WORK RATHER THAN a. THE EXISTING CONCRETE PAVING IS TO BE SAW CUT AND REMOVED TO EXPOSE CONCRETE AND \ ,�
IN WATER WORK IN TERMS OF PERMIT COMPLIANCE. THE CONTRACTOR MAY BE REQUIRED TO ENSURE TIMBER WHARF (RAMP) CONSTRUCTION BELOW. // \
NO FISH ARE TRAPPED BEHIND THE TEMPORARY SHEET PILE BEFORE THAT AREA CAN BE DEWATERED b. SELECTIVE DEMOLITION OF CAP AND BULKHEAD MEMBERS IS TO BE MADE.
OR CONSTRUCTION OPERATIONS MAY BEGIN.
/ ��
2. IN ORDER TO MAINTAIN BOEING MANUFACTURING OPERATIONS, SEVERAL STAGES OF CONSTRUCTION ARE c. TIMBER PILES ARE TO BE DRIVEN DEEPER INTO GRADE, BELOW THE MLLW LAKE LEVEL IN ALL rCASES AND DEEPER IN SELECT AREAS.
ENVISIONED. d. THE REINFORCED SUBGRADE, REVETMENT ALONG THE SHORELINE AND THE PAVEMENT IN THIS
3. STAGE 1 AND 2 CONSTRUCTION: ZONE ARE CONSTRUCTED.
a. THE EXISTING CONCRETE PAVING IS TO BE SAW CUT AND REMOVED TO EXPOSE CONCRETE AND e. THE TEMPORARY SHEETPILE WALL IS CUT OFF BELOW REVETMENT GRADE. y
TIMBER WHARF CONSTRUCTION BELOW. 5. STAGE 3 CONSTRUCTION: / J / `' / p ° Co O
b. SELECTIVE DEMOLITION OF CAP AND BULKHEAD MEMBERS IS TO BE MADE. a. UPLAND FROM THE BULKHEAD, THE EXISTING CONCRETE PAVING IS TO BE SAW CUT AND
c. EDGE MEMBERS OF THE WHARF FRAMING ARE TO BE BRACED. REMOVED TO EXPOSE CONCRETE AND TIMBER WHARF (RAMP) CONSTRUCTION BELOW. / BUILDING 4-82
d. TEMPORARY TRAFFIC BARRIERS ALONG THE EDGE OF EXCAVATION ARE TO BE INSTALLED AND S /
b. SELECTIVE DEMOLITION OF CAP MEMBERS IS TO BE MADE. o
MAINTAINED. c. TIMBER PILES ARE TO BE DRIVEN DEEPER INTO GRADE, BELOW THE MLLW LAKE LEVEL IN ALL `' ® \
e. TIMBER PILES ARE TO BE DRIVEN DEEPER INTO GRADE, BELOW THE MLLW LAKE LEVEL IN ALL / ® % °1
CASES AND DEEPER IN SELECT AREAS. CASES AND DEEPER IN SELECT AREAS.d. THE REINFORCED SUBGRADE, REVETMENT ALONG THE SHORELINE AND THE PAVEMENT IN THIS ® m
f. THE GEOSYNTHETIC RETAINING WALL, REVETMENT ALONG THE SHORELINE AND THE TEMPORARY ZONE ARE CONSTRUCTED. i � / ® ® � 1'
AND/OR PERMANENT PAVEMENT ALONG THE APRON IS CONSTRUCTED.
g. THE TEMPORARY SHEET PILE WALL WILL BE CUT OFF 2—FEET BELOW THE PROPOSED REVETMENT
GRADE. SEE SHEET
h. THIS AREA OF PAVEMENT BECOMES THE AIRPLANE TOW PATH WHILE THE STAGE 3 AREA IS S500-07
CONSTRUCTED.
4. STAGE 3 CONSTRUCTION: S500-08
a. THE EXISTING CONCRETE PAVING IS TO BE SAW CUT AND REMOVED TO EXPOSE CONCRETE AND S500-09
TIMBER WHARF CONSTRUCTION BELOW. SELECTIVE DEMOLITION OF CAP AND BULKHEAD MEMBERS S500-10 % m
IS TO BE MADE. S500-11
b. TIMBER PILES ARE TO BE DRIVEN DEEPER INTO GRADE, BELOW THE MLLW LAKE LEVEL IN ALL S500-12 /
CASES AND DEEPER IN
SELECT AREAS. c. THEREIFORCED SUBGRADE,ANDTHE PAVEMENT IN THIS ZONE ARE CONSTRUCTED. _ _ p `` •' ��� s\ € °
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scale feet R-401401
INSALLATION OF RETAINING WALLS TO BE COMPLETED UNDER
IN COMPLIANCE WITH CITY OF RENTON STANDARDS
A SEPARATE BUILDING PERMIT y�
\ ` Iv Bergeri BAM
0.11T 1�,•� \ -� 3Federal Way, Washington 98003-2600 CIVIL PERMI
3301 9th Avenue South, Suite 300
° (206) 431-2300 Fax:(206) 431-2250
SYM REVISION BY APPROVED DATE SYM REVISION BY APPROVED DATE DRAWN DATE SUBTITLE CURRENT REVISION SYMBOL DATE
�L G. THIS DESIGN AND/OR CHECKED JDM 06 08 18 STRUCTURAL SITE PLAN - NARRATIVE W4700331 A 12/14/18
APRON R INFRASTRUCTURE W4700331 ABAM MGW 06/21 /18 ��' e WAs�, SPT 06 21 18 SHEET
SPECIFICATION IS APPROVED
ENGINEER TITLE APRON R INFRASTRUCTURE
""A SA W" APPROVED BY DEPT. DATE MGW 06 21 18 S500 01 S01
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CHECKED
�2AL �~ w RENTON SITE � s ORAL e� � w APPROVED JOB N0. W4700331 COMP N0.
A L
APPROVED CIVIL MASTER SITE RENTON, WA DWG NO. 4—APRON—R—S500-01