Loading...
HomeMy WebLinkAbout1.1-May Crk_Concept_10-06-2017.pdf40404040404040404050 5050 50 505060 606060 60 6070 70 80 808080 9 0 9090 90 100 110 120 NOT FOR CONSTRUCTION CONCEPTUAL SCALE IN FEET 0 25 50 SB I405 NB I405 MAY CREEKSTREAM BUFFER MAY CREEK WETLAND 7.2R BUFFER STREAM BUFFER/ MAY CREEK PRESTRESSED CONC GIRDER BRIDGE PROPOSED SINGLE SPAN ABUTMENT WALL FACE ABUTMENT WALL FACE BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMNBRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMNBRIDGE COLUMN BRIDGE COLUMNBRIDGE COLUMNBRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMN BRIDGE COLUMNBRIDGE COLUMN BRIDGE COLUMN WATER LINE ORDINARY HIGH PROPOSED WALL EXISTING WALL PAVEMENT PROPOSED EDGE OF OF PAVEMENT EXISTING EDGE PROPOSED CONTOUR EXISTING CONTOUR FILL LINE CUT LINE STREAM BUFFER WETLAND BUFFER WETLAND OHW EXISTING STREAM PROPOSED RIGHT OF WAY EXISTING RIGHT OF WAY MAY CREEKMAY CRK INTERCEPTOR EX 36" DIA SS MAY CRK INTERCEPTOR EX 36" DIA SS ## EX ROW SECTION CONCEPT PLAN HYDRAULIC CROSS EX STREAM SCALEABLE EDGE EX STREAM SCALEABLE EDGE FIELD SURVEY OF EX STREAM X-SECS STREAM EDGE, PER WSDOT EX MAY CREEK CROSS SECTION CONCEPT PLAN HYDRAULIC FIELD SURVEY OF EX STREAM X-SECS STREAM EDGE, PER WSDOT EX MAY CREEK 40405040 4040 506014+42 FUTURE TRAIL PROPOSED ROW EXCAVATION, EX ANGULAR RIPRAP REMOVAL) (INCLUDES UPLAND STREAM BANK PROPOSED FILL REMOVAL/STREAM GRADING CONCEPT LEGEND PLAN LEGEND EX ANGULAR ROCK BELOW OHWM ** EX ANGULAR ROCK BELOW OHWM ** ABOVE OHWM EXCAVATION FOR OVERBANK ABOVE OHWM EXCAVATION FOR OVERBANK LivingT c:\users\livingt\pw_wsdot\d0127507\XL4653_XS_May Creek Bridge-Stream_Concepts_TBL working.dgnPLOTTED BY: DATE:10/6/2017 TIME:5:55:19 PM Washington State Department of Transportation MAY CREEK CONCEPT LINE 2: LINE 1: NO IN WATER WORK GENERAL CONCEPT OF CONSTRUCTION. AND OTHER EXISTING CONDITIONS AS EVALUATED AT THE TIME DIRECTED IN THE FIELD BASED ON DRY SEASON WATER LEVEL EXISTING ANGULAR ROCK BELOW OHWM SHALL BE REMOVED AS ** LEGEND NOTES: TOPOGRAPHIC SURVEY OF EXISTING GROUND SURFACE LINE. STREAM BOTTOM ELEVATIONS AS COMPARED TO THE AERIAL STREAM. THIS DATA MORE ACCURATELY REFLECTS THE ACTUAL SECTIONS AND USED AS THE ASSUMED SCALEABLE EDGE OF SURFACE LINE FROM THAT SURVEY IS DISPLAYED IN CROSS NOT SHOWN ON THE PLAN EXISTING CONTOURS, BUT THE TOPOGRAPY DATA, THE EXISTING HYDRAULIC SECTIONS DATA IS IN AREAS BETWEEN GROUND SURVEY INFORMATION AND AERIAL HYDRAULICS ANALYSIS PURPOSES, BUT DUE TO INCONSISTENCIES MAY CREEK STREAM CROSS SECTIONS WERE SURVEYED FOR EXISTING BRIDGE ARE PER WSDOT FIELD SURVEY (2017). EXISTING EXCEPT UNDER EXISTING MAY CREEK BRIDGE. CONTOURS UNDER EXIST CONTOURS SHOWN ARE PER AERIAL TOPOGRAPHY (2015), 1) NOTES 1 2 1098 7 654 3 E X UP S T R E AMEX DOWNS TREAMSTREAM SECTION CUT REPRESENTATIVE STREAM SECTION CUT REPRESENTATIVE LivingT c:\users\livingt\pw_wsdot\d0127507\XL4653_XS_May Creek Bridge-Stream_Concepts_TBL working.dgnPLOTTED BY: DATE:10/6/2017 TIME:6:08:34 PM Washington State Department of Transportation LINE 2: NOT FOR CONSTRUCTION CONCEPTUAL MAY CREEK STREAM TYPICAL SECTION CONCEPT LINE 1: REPRESENTATIVE TYPICAL STREAM SECTION - NO IN WATER WORK CONCEPT FLOODPLAIN 100-YR FLOOD PLAIN (TYP) WITHIN 100 YR ANGULAR ROCK RIP-RAP REMOVE PORTIONS OF MAY CREEK REPRESENTATIVE SECTION (IF IMPACTED) WATER PIPE 12" D.I. RELOCATED DIWP EX 12" (PROTECT IN PLACE) MAY CK. INTERCEPTOR KING CO. SS EX 36" RCP ABUTMENT/FOUNDATION EX BRIDGE PROPOSED BRIDGE MINIMUM CLEAR SPAN 5' MIN TRAIL FUTURE VARIES (5' MIN) EX GROUND EX GROUND ABUTMENT/FOUNDATION EX BRIDGE ABUTMENT/FOUNDATION EX BRIDGE N.T.S. SECTION) (DOWNSTREAM FROM REPRESENTATIVE EX PILE SUPPORTED FOOTING 100 YR FLOOD PLAIN OHWM * SEE NOTE 4 (2H:1V MAX) SLOPE VARIES SEE NOTE 4 (2H:1V MAX) SLOPE VARIES PROPOSED ROADWAY FOR FUTURE TRAIL VARIES, MIN 16' ZONE DEPTH FROM PROPOSED GROUND LINE EXCAVATION TO A POINT 2-FT MIN. REMOVED WHERE EXPOSED BY UPLAND EX BRIDGE PIER AND FOUNDATION DEPTH FROM PROPOSED GROUND LINE EXCAVATION TO A POINT 2-FT MIN. REMOVED WHERE EXPOSED BY UPLAND EX BRIDGE PIER AND FOUNDATION AT THE TIME OF CONSTRUCTION. BASED ON DRY SEASON WATER LEVEL AND OTHER EXISTING CONDITIONS AS EVALUATED EXISTING ANGULAR ROCK BELOW OHWM SHALL BE REMOVED AS DIRECTED IN THE FIELD ** BY A QUALIFIED BIOLOGIST PRIOR TO THE BEGINNING OF CONSTRUCTION. OHWM SHOWN FOR INFORMATIONAL PURPOSES ONLY. OHW ELEVATION SHALL BE VERIFIED * ROCK** ANGULAR EX ROCK** ANGULAR EX DESIGN BUILD CONTRACTOR. ABOVE ARE CONCEPTUAL. FINAL PROPOSED GRADE SLOPES WILL BE DETERMINED BY EXCAVATED SLOPES ABOVE OHWM SHOWN ON MAY CREEK REPRESENTATIVE SECTION 4) ELEMENTS ARE CLOSEST TO THE EXISTING GROUND SURFACE. CHANNEL) IS ALSO PROJECTED INTO THE SECTION TO SHOW WHERE SUB SURFACE SPREAD FOOTING LOCATION. THE PILE SUPPORTED FOOTING ON THE RIGHT (NORTH SIDE OF BRIDGE LOCATION. FOOTING ELEVATIONS VARY. THE SECTION SHOWN REPRESENTS THE SUPPORTED FOOTINGS, AND DEEP SHAFT SUPPORTED FOOTINGS ARE ALL PRESENT AT THIS EXISTING BRIDGE SUB SURFACE FOOTING CONDITIONS VARY. SPREAD FOOTINGS, PILE 3) SURFACE ELEVATION BETWEEN EXISTING AND PROPOSED CONDITIONS. GRADING WILL RESULT IN NO NET RISE GREATER THAN 0.01-FT IN DESIGN WATER CONCEPT ASSUMES REMOVAL OF EXISTING ANGULAR ROCK AND PROPOSED STREAM BANK 2) OF RENTON MAY CREEK REGIONAL TRAIL CONSTRUCTION. PRECLUDE AVAILABLE AREA WITHIN THE FUTURE BRIDGE SPAN LENGTH FOR FUTURE CITY DESIGN GUIDELINES AND OTHER PROJECT RELATED COMMITMENTS, SUCH AS TO NOT WORK . DIMENSIONS SHOWN REPRESENT THE MIN. OR MAX. BASED ON PERFORMANCE BASED SECTION IS REPRESENTATIVE OF PROPOSED CONCEPT FOR BRIDGE AND STREAM BANK 1) NOTES: