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General Structural Notes
THE FOLLOWING APPLY UNLESS SHOWN OTHERWISE ON THE DRAWINGS
CRITERIA
1. ALL MATERIALS, WORKMANSHIP, DESIGN, AND CONSTRUCTION SHALL CONFORM TO
THE DRAWINGS SPECIFICATIONS, AND THE INTERNATIONAL BUILDING CODE (2012
EDITION) AS ADOPTED BY KING COUNTY.
2. DESIGN LOADING CRITERIA
A. VERTICAL LOADS ON VAULT LID:
LIVE LOADS: HS20-44 PER AASHTO STANDARD SPECIFICATIONS
DEAD LOADS:
SOIL COVER . . . . . . . . . . . . . . . . . . . 1' -0" M I N TO 2' -0" MAX
VERIFY SOIL COVER DEPTH OVER THE PRECAST PLANKS WITH THE PERMITTED SET OF
CIVIL DRAWINGS. NOTIFY THE PLANK MANUFACTURER AND ENGINEER OF ANY
DISCREPANCY PRIOR TO CONSTRUCTION.
mi onmis im
GLOBAL SEISMIC: SITE CLASS: C
R = 4.0 FOR ORDINARY REINFORCED CONCRETE SHEAR WALLS
Sds = 0.900
SEISMIC DESIGN CATEGORY: D
WALLS AND FOUNDATION: SOIL DESIGN PARAMETERS LISTED BELOW ARE ASSUMED AND
SHALL BE FIELD VERIFIED BY A GEOTECHNICAL ENGINEER PRIOR TO CONSTRUCTION:
ALLOWABLE BEARING PRESSURE . . . . . . . . . . . . . . . . 3,000 PSF
AT -REST SOIL PRESSURE . . . . . . . . . . . . . . . . . . . 50 PCF EFD
ACTIVE SOIL PRESSURE . . . . . . . . . . . . . . . . . . . 35 PCF EFD
SEISMIC SURCHARGE . . . . . . . . . . . . . . . . . . . . . . . 8H PSF
TRAFFIC SURCHARGE (VERTICAL) . . . . . . . . . . . . . . . . . 250 PSF
SOIL DENSITY , 125 PCF
3. STRUCTURAL DRAWINGS SHALL BE USED IN CONJUNCTION WITH CIVIL DRAWINGS FOR
BIDDING AND CONSTRUCTION. CONTRACTOR SHALL VERIFY DIMENSIONS AND
CONDITIONS FOR COMPATIBILITY AND SHALL NOTIFY ENGINEER OF ANY
DISCREPANCIES PRIOR TO CONSTRUCTION.
4. BACKFILL MAY BE PLACED AGAINST THE VAULT WALLS 7-DAYS AFTER PLACEMENT OF
THE CONCRETE IN THE PLANK VOID FILL AND PERIMETER CLOSURE OF THE
HOLLOW -CORE PLANK. BACKFILL MAY BE PLACED PRIOR TO 7-DAYS IF CONCRETE
CYLINDER BREAKS INDICATE A MINIMUM CONCRETE COMPRESSIVE STRENGTH OF 3,000
PST,
5. CONTRACTOR SHALL BE RESPONSIBLE FOR ALL SAFETY PRECAUTIONS AND THE
METHODS, TECHNIQUES, SEQUENCES OR PROCEDURES REQUIRED TO PERFORM THE
CONTRACTORS WORK. THE STRUCTURAL ENGINEER HAS NO OVERALL SUPERVISORY
AUTHORITY OR ACTUAL AND/OR DIRECT RESPONSIBILITY FOR THE SPECIFIC WORKING
CONDITIONS AT THE SITE AND/OR FOR ANY HAZARDS RESULTING FROM THE ACTIONS
OF ANY TRADE CONTRACTOR. THE STRUCTURAL ENGINEER HAS NO DUTY TO INSPECT,
SUPERVISE, NOTE, CORRECT, OR REPORT ANY HEALTH OR SAFETY DEFICIENCIES TO
THE OWNER, CONTRACTORS, OR OTHER ENTITIES OR PERSONS AT THE PROJECT SITE.
6. CONTRACTOR -INITIATED CHANGES SHALL BE SUBMITTED IN WRITING TO THE CIVIL
AND STRUCTURAL ENGINEER FOR APPROVAL PRIOR TO FABRICATION OR CONSTRUCTION.
CHANGES SHOWN ON SHOP DRAWINGS ONLY WILL NOT SATISFY THIS REQUIREMENT.
7. DRAWINGS INDICATE GENERAL AND TYPICAL DETAILS OF CONSTRUCTION. WHERE
CONDITIONS ARE NOT SPECIFICALLY INDICATED BUT ARE OF SIMILAR CHARACTER
TO DETAILS SHOWN, SIMILAR DETAILS OF CONSTRUCTION SHALL BE USED, SUBJECT
TO REVIEW AND APPROVAL BY THE CIVIL AND THE STRUCTURAL ENGINEER.
8. SUBMIT SUFFICIENT COPIES OF SHOP DRAWINGS TO THE ENGINEER FOR THE
FOLLOWING:
1. REINFORCING STEEL
2. PRECAST CONCRETE PANELS
3. METAL BAR GRATING
DO NOT FABRICATE PRIOR TO ENGINEER'S APPROVAL. ALL SHOP DRAWINGS
SUBMITTED TO THE ENGINEER SHALL BEAR THE STAMPED APPROVAL OF THE
CONTRACTOR.
CONCRETE
(�10.AL,L CONSTRUCTION JOINTS SHALL BE PROVIDED WITH WATERSTOPS.
11. CONCRETE SHALL BE MIXED, PROPORTIONED, CONVEYED AND PLACED IN ACCORDANCE
WITH IBC SECTION 1905, 1906 AND ACI 301, INCLUDING TESTING PROCEDURES.
28-DAY STRENGTHS AND MIX CRITERIA SHALL BE AS FOLLOWS
TYPE OF CONSTRUCTIONS 28-DAY STRENGTH (F'c) MAX W/C RATIO
A. FOOTINGS AND SLAB 3000 PSI 0.53
B. WALLS 3000 PSI 0.53
C. PLANK VOID FILL 3000 PSI* 0. 53*
* STRENGTH AND W/C RATIO LISTED ARE A MINIMUM. MIX SHALL MEET PLANK
MANUFACTURERS SPECIFICATIONS.
12. CONCRETE PERFORMANCE MIX SHALL BE SUBMITTED TO THE ENGINEER PRIOR TO
CONSTRUCTION. THE PERFORMANCE MIX SHALL INCLUDE THE AMOUNTS OF CEMENT,
FINE AND COARSE AGGREGATE, WATER AND ADMIXTURES AS WELL AS THE WATER
CEMENT RATIO, SLUMP, CONCRETE YIELD AND SUBSTANTIATING STRENGTH DATA IN
ACCORDANCE WITH IBC 1905.6. THE USE OF A PERFORMANCE MIX REQUIRES BATCH
PLANT INSPECTION, THE COST OF WHICH SHALL BE PAID BY THE GENERAL
CONTRACTOR. REVIEW OF MIX SUBMITTALS BY THE ENGINEER OF RECORD INDICATES
ONLY THAT INFORMATION PRESENTED CONFORMS GENERALLY WITH CONTRACT
DOCUMENTS, CONTRACTOR OR SUPPLIER MAINTAINS FULL RESPONSIBILITY FOR
SPECIFIED PERFORMANCE.
13. ALL CONCRETE WITH SURFACES EXPOSED TO WEATHER OR STANDING WATER SHALL BE
AIR -ENTRAINED WITH AN AIR -ENTRAINING AGENT CONFORMING TO ASTM C260, C494,
AND C618. TOTAL AIR CONTENT FOR FROST -RESISTANT CONCRETE SHALL BE IN
ACCORDANCE WITH TABLE ACT 318 TABLE 4.2.1 MODERATE EXPOSURE.
14. REINFORCING STEEL SHALL CONFORM TO ASTM A615 (INCLUDING SUPPLEMENT S1),
GRADE 60, fy = 60,000 PSI. WELDED WIRE FABRIC SHALL CONFORM TO ASTM
A-185.
DETAILING OF REINFORCING STEEL (INCLUDING HOOKS AND BENDS) SHALL BE IN
ACCORDANCE WITH ACI 315-99 AND 318-08. LAP ALL CONTINUOUS REINFORCEMENT
#5 AND SMALLER 40 BAR DIAMETERS OR 2'-0" MINIMUM. PROVIDE CORNER BARS AT
ALL WALL AND FOOTING INTERSECTIONS. LAP CORNER BARS #5 AND SMALLER 40 BAR
DIAMETERS OR 2'-0" MINIMUM. LAPS OF LARGER BARS SHALL BE MADE IN
ACCORDANCE WITH ACI 318-08, CLASS B. LAP ADJACENT MATS OF WELDED WIRE
FABRIC A MINIMUM OF 8" AT SIDES AND ENDS.
NO BARS PARTIALLY EMBEDDED IN HARDENED CONCRETE SHALL BE FIELD BENT
UNLESS SPECIFICALLY SO DETAILED OR APPROVED BY THE STRUCTURAL ENGINEER.
15. CONCRETE PROTECTION (COVER) FOR REINFORCING STEEL SHALL BE AS FOLLOWS
FOOTINGS AND OTHER UNFORMED SURFACES CAST AGAINST AND PERMANENTLY
EXPOSED TO EARTH . . . . . . . . . . . . . . . . . . . . . . . . . . 3"
FORMED SURFACES EXPOSED TO EARTH OR WEATHER (#6 BARS OR LARGER). . . 2"
FORMED SURFACES EXPOSED TO EARTH OR WEATHER (#5 BARS OR SMALLER) . 1-1/2"
4" SLAB ON GRADE . . . . . . . . . . . . . . . . . . . . . . . . 1-1/2'
16. CAST -IN -PLACE CONCRETE: VERIFY WITH CIVIL DRAWINGS FOR EXACT LOCATIONS
AND DIMENSIONS OF OPENINGS IN ALL CONCRETE WALLS.
17. PLANK JOINT GROUT SHALL BE FURNISHED BY AN APPROVED MANUFACTURER AND
SHALL BE MIXED AND PLACED IN STRICT ACCORDANCE WITH THE MANUFACTURER'S
PUBLISHED RECOMMENDATIONS. GROUT STRENGTH SHALL MEET PLANK MANUFACTURER'S
SPECIFICATIONS.
GEOTECHNICAL
18. FOUNDATION NOTES: SUBGRADE PREPARATION INCLUDING DRAINAGE, EXCAVATION,
COMPACTION, AND FILLING REQUIREMENTS, SHALL CONFORM STRICTLY WITH
RECOMMENDATIONS BY THE SOILS ENGINEER. FOOTINGS SHALL BEAR ON SOLID
UNDISTURBED EARTH OR STRUCTURAL FILL AT LEAST 18" BELOW LOWEST ADJACENT
FINISHED GRADE. FOOTING DEPTHS/ELEVATIONS SHOWN ON PLANS (OR IN DETAILS)
ARE MINIMUM AND FOR GUIDANCE ONLYTHE ACTUAL ELEVATIONS OF FOOTINGS MUST
BE ESTABLISHED BY THE CONTRACTOR IN THE FIELD WORKING WITH THE TESTING LAB
AND SOILS ENGINEER. BACKFILL BEHIND ALL VAULT WALLS WITH FREE DRAINING
GRANULAR FILL AND PROVIDE FOR SUBSURFACE DRAINAGE AS NOTED IN THE SOILS
REPORT.
QUALITY ASSURANCE 19.
9. SPECIAL INSPECTION SHALL BE PROVIDED IN ACCORDANCE WITH THE PROJECT 20
SPECIFICATIONS AND SECTION 1704 OF THE INTERNATIONAL BUILDING CODE BY A
QUALIFIED TESTING AGENCY DESIGNATED BY THE CIVIL ENGINEER, AND RETAINED BY THE
OWNER. THE CIVIL ENGINEER, STRUCTURAL ENGINEER, AND BUILDING DEPARTMENT SHALL
BE FURNISHED WITH COPIES OF ALL INSPECTION AND TEST RESULTS. SPECIAL
INSPECTION OF THE FOLLOWING TYPES OF CONSTRUCTION: 21
CONCRETE CONSTRUCTION PER TABLE 1704.4
SOIL CONDITIONS, FILL PLACEMENT, AND DENSITY PER SOILS REPORT
22.
PRECAST HOLLOW CORE CONCRETE PLANKS
PRECAST HOLLOW CORE PLANKS TO BE DESIGNED AND MANUFACTURED BY CONCRETE
TECHNOLOGY CORPORATION (OR APPROVED MANUFACTURER).
PRECAST HOLLOW CORE PLANKS SHALL BE CONSIDERED A DEFERRED SUBMITTAL. PLANK
DESIGN SHOP DRAWINGS AND CALCULATIONS, INCLUDING DIMENSIONS, DESIGN LOADS,
AND DETAILS SHALL BE STAMPED BY AN ENGINEER REGISTERED IN THE STATE OF
WASHINGTON AND SUBMITTED FOR APPROVAL PRIOR TO FABRICATION.
THE MANUFACTURER SHALL INSTALL ALL BLOCKOUTS REQUIRED FOR STRUCTURAL
CONNECTIONS AS INDICATED ON THESE DRAWINGS. NO OTHER PENETRATIONS ARE
PERMITTED WITHOUT PRIOR APPROVAL OF THE PLANK MANUFACTURER. ALL JOINTS SHALL
BE GROUTED IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS.
PRECAST HOLLOW CORE PLANKS SHALL BE DESIGNED TO CARRY THE DESIGN LOADS ONLY
AFTER VAULT CONSTRUCTION IS COMPLETE, ALL DESIGN CONCRETE AND GROUT
STRENGTHS HAVE BEEN ACHIEVED AND ALL COVER HAS BEEN PLACED OVER THE VAULT
WITHIN THE SPECIFIED LIMITS. ALLOWABLE UNIFORM LOADS ON THE BARE PLANK MAY BE
OBTAINED FROM THE PLANK MANUFACTURER.
METAL BAR GRATING
23. METAL BAR GRATING AND SUPPORT BEAM DESIGN SHALL BE PROVIDED BY THE SUPPLIER.
DESIGN CALCULATIONS, SHOP DRAWINGS, AND MATERIAL SPECIFICATIONS SHALL BE
PROVIDED FOR REVIEW PRIOR TO INSTALLATION.
24. DESIGN REQUIREMENTS
A. LOADING: SEE DESIGN CRITERIA FOR LOADING REQUIREMENTS
B. FINISH: ALL STEEL EXPOSED TO WEATHER SHALL BE GALVANIZED
C. END BEARING: DESIGN OF BEARING ANGLE AND EMBED SHALL BE PROVIDED BY
THE GRATING SUPPLIER
S ENS N SAY EA ET
A STRUCTURAL ENGINEERING CORPORATION
2124 Third Avenue - Suite 100 - Seattle, WA 98121
ph: 206.443.6212 fax; 206.443.4870
www.swensonsayfaget.com
SN01
DRAWN:
RWG
DESIGN:
RJA
CHECKED:
RJA
APPROVED:
ABB
REVISIONS:
/ ' \ Review Response Sept. 17, 2014
/ 2\\ Review Response Oct. 22, 2015
377617
PROJECT TITLE:
Talbot & 55th Ave Plat
Detention Vault
S 192nd St.
Renton, WA 98055
CIVIL:
Insight Engineering Co.
P.O. Box 1478
Everett, WA 98206
PH 425.303.9363
FX 425.303.9362
ISSUE
Permit
SHEET TITLE:
General Notes
0
C
a SCALE:
N/A
DATE:
February 24, 2014
PROJECT NO:
LL 10192-2014-01-00
SHEET NO:
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