2010 STANDARD SPECIFICATIONS STANDARD DRAWINGS

Transcription

1 CITY OF REDMOND, OREGON 2010 STANDARD SPECIFICATIONS STANDARD DRAWINGS TABLE OF CONTENTS SECTION 1 TRENCHES TITLE 1-1 Utility Trench 1-2 Water Line & Sewer Line Separation 1-3 RR X-ING Single/Joint Use Casing for Water & Sewer Lines 1-4 Typical Irrigation Canal Utility Crossing SECTION 2 STREETS TITLE 2-1 Typical Minimum Street Cross Section Dimensions 2-2 Reduce Width Street Typical Non-Grid Street Cross Section & Dimensions 2-3 Typical Minimum Partial Street Improvement Standard 2-4 Cul-De-Sac Standard 2-5 All Weather Service Utility Access and Multi-Use Path 2-6 Concrete Curbs 2-7 Curb Drop Typical Section 2-8 Concrete Driveway Approach & Curb Cut 2-9 Concrete Driveway Approach & Curb Cut Option A 2-10 Concrete Driveway Approach & Curb Cut Option B 2-11 Concrete Driveway Approach & Curb Cut Option C 2-12 Typical ADA Ramp Type Typical ADA Ramp Type Typical ADA Ramp Type Typical ADA Ramp Type Typical Detectable Warning Surface 2-17 Typical Concrete Curb & Sidewalk 2-18 Typical Concrete Joint Sections 2-19 Typical Downtown Tree Well Installation 2-20 Typical Downtown Sidewalk 2-21 Typical Downtown Street Tree Grate 2-22 Steel Tree Grate Frame 2-23 Typical Downtown Street Tree Location Standard 2-24 Typical Stop & Street Sign Combination

2 SECTION 2 STREETS TITLE 2-25 Typical Street Sign Anchor 2-26 Street Name Sign 2-27 T Intersection Alignment Standard 2-28 Decorative City Street Light Installation 2-29 Decorative City Street Light Base Installation 2-30 Typical Mailbox Support SECTION 3 SEWER TITLE 3-1 Profile of Typical Sanitary & Storm Sewer Main Installation 3-2 Typical Sewer Service & Cleanout 3-3 Standard Sewer Manhole 3-4 Standard Outside Drop Sanitary Sewer Manhole 3-5 Pressure Sanitary Sewer Manhole 3-6 Sampling Manhole 3-7 Standard Sewer Manhole Ring & Cover 3-8 Standard Pre-Cast Drywell 3-9 Storm Water Access Lid 3-10 Standard Catch Basin 3-11 Curb Inlet Catch Basin 3-12 Standard Catch Basin Grate 3-13 Storm Sewer Manhole 3-14 Typical Storm Water Swale Section 3-15 Sedimentation Manhole 3-16 Typical Storm Water Detention Pond Section SECTION 4 WATER TITLE 4-1 Profile of Typical Watermain Installation 4-2 Typical Valve & Box Installation 4-3 Thrust Blocks 4-4 Deadman Thrust Block 4-5 Typical ¾ and 1 Water Service 4-6 Typical 1 ½ and 2 Water Service Water Meter Vault Water Meter Vault Water Meter Vault Water Meter Vault Meter Setter with Bypass 4-12 Fire Hydrant & Gate Valve Control Installation 4-13 Standard Fire Hydrant Set Backs 4-14 Fire Hydrant Pad & Bollards 4-15 Separation of Water Line to Irrigation Culverts 4-16 Standard Air & Vacuum Release Valve Assembly

3 4-17 Pressure Reducing Valve Vault 4-18 Typical Backflow Device ¾ to 2 DCVA Installations 4-19 Typical Backflow Device Larger than 2 DCVA Installations SECTION 4 WATER TITLE 4-20 Reduced Pressure Backflow Device Installation 4-21 Backflow Device Standard for Vacuum Breaker Installation 4-22 Fire Service Vault DCVA with FDC & PIV 4-22A Fire Service Vault Detector Double Check Valve Assembly 4-23 Typical Water Line Intersection Connections 4-24 Typical 2 Blowoff Installation

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8 *1/2:1 CUT SLOPE PERMITTED IN ROCK CUTS ONLY WITH APPROVAL FROM THE REDMOND CITY ENGINEER. SLOPE CATCH OUTSIDE OF CITY RIGHT%OF%WAY REQUIRES SLOPE EASEMENT DOCUMENTATION. RIGHT%OF%WAY WIDTH FILL SECTION 2:1 4:1 UTILITY EASEMENT 5' (B) LAND SCAPE STRIP CONCRETE SIDEWALK CONCRETE CURB 3 4 "%0 AGGREGATE BASE NOM. THICKNESS VARIES WITH 95% COMPACTION PER AASHTO T%99 (ASTM D%698) PAVEMENT WIDTH LAND SCAPE STRIP SUBGRADE COMPACTION 95% AASHTO T%99 5' CUT SECTION 4:1 UTILITY EASEMENT 1/2:1* 2:1 CONCRETE SIDEWALK LANDSCAPE STRIP CONCRETE CURB LANDSCAPE STRIP TYPE OF STREET R/W WIDTH (FT.) PAVING WIDTH CURB TO CURB (FT.) AC DEPTH (IN.) AGGR. BASE DEPTH (IN.) MIN. CURB RETURN RADIUS (FT.) DESIGN SPEED (MPH) (B) MAX. GRADE (%) (E.) MIN. CL CURVE RADIUS (FT.) TRAVEL LANE #, WIDTH PARKING LANE #, WIDTH UTILITY EASEMENT (FT.) (FT.) (FT.) REDUCED LOCAL 1 REDUCED LOCAL 2 (F) RESIDENTIAL ALLEY (G) (E.) (E.) (E.) 2, 10 1, 8 5 2, , 10 N/A N/A A. THE LOCATION AND APPROVAL OF REDUCED WIDTH NON%GRID STREETS IS DETERMINED ONLY THROUGH THE LAND USE PROCESS. B. SIDEWALKS SHALL BE PROVIDED ON BOTH SIDES OF THE STREET. CONSIDERATION MUST BE GIVEN TO ACCOMODATE AND MATCH EXISTING DRIVEWAYS. PROPERTY TIGHT SIDEWALK IS STANDARD, SIDEWALKS MAY BE LOCATED TIGHT TO CURB WITH CITY ENGINEER APPROVAL IF EXISTING TOPOGRAPHY OR OTHER PHYSICAL CONDITIONS PREVENT THE LANDSCAPE STRIP FROM BEING INSTALLED. C. NO PARKING ALLOWED WITHIN 40 FEET OF THE END OF ALL CURB RETURNS IN ORDER TO ACCOMODATE LARGE EMERGENCY VEHICLES. D. MAXIMUM GRADE MAY BE INCREASED BY 2 WITH CITY ENGINEER'S APPROVAL. MINIMUM GRADE 1, 0.50 WITH CITY ENGINEER'S APPROVAL. E. SEE DESIGN STANDARDS, SECTION II.A.7, HORIZONTAL CURVES, FOR DESIGN VALUES. F. MAXIMUM DISTANCE BETWEEN STREET INTERSECTIONS SHALL BE 300 FEET. MEASURED FROM CENTERLINES OF INTERSECTING STREETS, UNLESS ONE PARKING BAY IS PROVIDED PER LOT. IN NO CASE SHALL ANY REDUCED LOCAL STREET INTERSECT WITH ANY OTHER REDUCED LOCAL STREET. G. SIDEWALK NOT REQUIRED. ROLLED CURB (STANDARD DRAWING 2%6) ALLOWED.

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15 A EXPANSION JOINT CONTROL JOINT MAX 2% FLARE MIN 0.5% WING CROSS SLOPE 5' 5' RESIDENTIAL 7' DOWNTOWN MAX 2% MIN 0.5% CROSS SLOPE FLARE WING MAX 2% MIN 0.5% CROSS SLOPE EXPANSION JOINT WIDTH VARIES LENGTH VARIES NOT TO EXCEED 8.3% SLOPE OR 15' IN LENGTH RESIDENTIAL WIDTH: MIN 14' - MAX 27' COMMERCIAL/INDUSTRIAL: MIN 14' - MAX 35' A 6" CITY CURB AC SLOPEDDRIVEWAY APPROACH MAX 2%, MIN 0.5% CROSS SLOPE 6" REBAR STREET BASE 6" APPROACH BASE CROSS SECTION A-A DRIVEWAY APPROACH OPTION C NOTES: 1. CONCRETE SHALL BE CLASS 3000 PSI MEETING THE REQUIREMENTS OF SECTION CONCRETE SHALL BE A MINIMUM OF SIX INCHES DEEP. 3. EXPANSION JOINTS ARE REQUIRED ON BOTH SIDES OF DRIVEWAY APPROACH WHERE THE TOP OF THE FLARE/WING MEETS THE SIDEWALK. 4. THE FLARE/WINGS SHALL NOT EXCEED 8.3% IN RUNNING SLOPE. WHERE 8.3% SLOPE CAN NOT BE ACHEIVED BECAUSE OF STREET GRADE THEN THE RUNNING SLOPE WILL NOT EXCEED 15' IN LENGTH. 5. THE BASE ROCK UNDER A DRIVEWAY APPROACH SHALL BE A MINIMUM OF SIX INCHES DEEP. 6. BASE ROCK SHALL BE CLASS "B" BACKFILL MEETING THE REQUIREMENTS OF SECTION B AND COMPACTED TO 95% OF AASHTO T #4 REBAR SHALL BE USED IN ALL COMMERCIAL, INDUSTRIAL, ALLEY, AND MULTI-FAMILY DRIVEWAY APPROACHES. LONGITUDINAL AND TRANSVERSE BARS SHALL BE PLACED TWO FEET ON CENTER, TWO INCHES FROM BOTTOM AND THREE INCHES IN FROM EDGES. 8. DRIVEWAY APRON LIPS SHALL BE A MINIMUM OF ONE INCH TO A MAXIMUM ONE AND ONE HALF INCH IN HEIGHT ABOVE ASPHALT AT GUTTER. 9. ALL VISIBLE EDGES SHALL HAVE A MAXIMUM 3 4" RADIUS FINISHED EDGE. 10. APPROACH SURFACES SHALL HAVE A MEDIUM BROOM FINISH PERPENDICULAR TO THE CURB. 11. CONTROL JOINTS SHALL BE PLACED AT A MAXIMUM OF FIVE FEET APART MEETING THE REQUIREMENTS OF STANDARD DRAWING REDMOND T HE HUB

16 OPTIONAL ISLAND CONSTRUCTION OPTIONAL CURB TIGHT SIDEWALK: USED ONLY WITH CITY ENGINEERS APPROVAL FULL CURBED ISLAND HAS A MAXIMUM REVEAL OF 6" AT STREET. ISLAND SIZE VARIES WITH CURB RADIUS AND IS USED WHEN UTILITY POLE IS LOCATED IN ISLAND BACK FILL ISLAND AROUND POLE WITH 3/4" MINUS MATERIAL. MAX 2% MIN 0.5% CROSS SLOPE OPTIONAL CURB INLET LOCATION TYPICAL STREET SIGN LOCATION SLOPE 8.3% MAX OR LENGTH 15' MAX 0" CURB MAX 2% MIN 0.5% CROSS SLOPE GREEN STRIP WIDTH VARIES MAX MAX 2% MIN 0.5% CROSS SLOPE 5.0 6" CURB RAMP LENGTH VARIES WITH SLOPE NOT TO EXCEED A 8.3%. SLOPED AREA FLAT AREA 3' FLARED WING CONSTRUCTION CURB ISLAND HAS A MAXIMUM REVEAL OF 6" AT STREET. ISLAND IS BROOM FINISHED. DETECTABLE WARNING SURFACE (SEE DWG 216) NOTES: 1. DESIGN AND CONSTRUCT RAMPS AT LESS THAN THE MAXIMUM 8.3 % SLOPE LIMITS. 2. DESIGN AND CONSTRUCT CROSS SLOPES AT LESS THAN THE MAXIMUM 2% SLOPE LIMITS. REDMOND T HE HUB

17 P/L OPTIONAL CURB TIGHT SIDEWALK: USED ONLY WITH CITY ENGINEERS APPROVAL DESIGN AND CONSTRUCT RAMPS AND CROSS SLOPES AT LESS THAN MAXIMUM SLOPE LIMITS. THE RUNNING SLOPE OF THE CURB RAMPSHALL BE 5% MINIMUM AND 8.3% MAXIMUM BUT SHALL NOT REQUIRE THE RAMP LENGHT TO EXCEED 15' MINIMUM. MAX 2% MIN 0.5% CROSS SLOPE # MAX 2% MIN 0.5% CROSS SLOPE A LANDING WIDTH SHALL BE A MINIMUM OF 4.0 FT AT THE NARROWEST POINT. A LANDING CROSS SLOPES SHALL NOT EXCEED 2% P/L MAX MAX 2% MIN 0.5% CROSS SLOPE DETECTABLE WARNING SURFACE (SEE DWG 2#16) MAX 2% MIN 0.5% CROSS SLOPE 5' MAX MAX MAX MAX A MINIMUM 3" CURB REVEAL IS ALLOWED AT CITY ENGINEERS DISCRETION RAMP LENGTH VARIES. RAMP SLOPE SHALL NOT EXCEED 8.3% 6" 6" 5' CURB IS 6" WIDE AND 12" HIGH RAMP CROSS SLOPE 2% MAX, MIN 0.5% CONCRETE IN ADA AREA IS A MIN 6" THICK BASE MATRERIAL IN ADA AREA IS A MIN 6" THICK ASPHALT FLUSH WITH CONCRETE CURB REDMOND T HE HUB

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19 DESIGN AND CONSTRUCT RAMPS AND CROSS SLOPES AT LESS THAN MAXIMUM SLOPE LIMITS. THIS STYLE RAMP CONFIGURATION: 1. REQUIRES THAT A PORTION OF THE PROPERTY CORNER BE DEDICATED AS AN EASEMENT TO ALLOW FOR THE REAR PATH. 2. WORKS PRIMARILY WITH 20 FOOT OR LARGER RADIUS CORNERS P/L 5.0 EASEMENT P/L MAX 2% MIN 0.5% CROSS SLOPE MAX 8.3% PROPERTY TIGHT SIDEWALK MAX 2% MIN 0.5% CROSS SLOPE 5.0 MAX 8.3% 1.0 DETECTABLE WARNING SURFACE (SEE DWG 2'16) CURB HEIGHT IS 6" AT CENTER OF RADIUS. MINIMUM SEPARATION BETWEEN FLARES IS 12". RAMP LENGTH VARIES. RAMP SLOPE NOT TO EXCEED 8.3% NOTE: 1. CONCRETE SHALL BE 6" THICK THROUGH OUT FLARES AND DIRECTIONAL RAMPS. 2. BASE MATERIAL SHALL BE 6" DEEP UNDER FLARES AND DIRECTIONAL RAMPS. REDMOND T HE HUB

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21 A 4'x4' CAST IRON SPLIT TREE GRATE & FRAME, NEENAH R-8710 OR EQUAL. GRATE SPLIT TO BE PLACED PARALLEL WITH CITY CURB. 4' MINIMUM 6" WIDE CONCRETE BAND AROUND TREE GRATE TO BE REINFORCED WITH #3 REBAR. 3' WIDE PAVER STRIP BETWEEN CITY SIDEWALK AND CITY CURB. 6" REINFORCED CONCRETE BAND 3 GPM EMITTER ATTACHED TO 1 2" POLYETHYENE RB 150 TUBING. CONCRETE CURB 2" SCH 40 P.V.C. IRRIGATION PIPE PLACED WITHIN 6" FROM BACK OF CURB AND 8" TO 10" BELOW FINISH GRADE OF LANDSCAPING. ALL OTHER P.V.C. CONDUITS WILL BE STACKED VERTICALLY BELOW IRRIGATION A 2" x 2" x 1 2" PVC TEE SLIP x SLIP x THREADED, PLACED WITHIN 6" TO 8" OF TREE WELL CORNER 6" CONCRETE BAND. REINFORCED WITH #3 REBAR CONTINUOUS TIED AT EACH END. CONCRETE CITY CURB CROSS SECTION A-A 2"-3" AIR GAP UNDER GRATE 2"-3" BARK MULCH 2" SCH 40 P.V.C. IRRIGATION PIPE PLACED WITHIN 6" FROM BACK OF CURB AND 8" TO 10" BELOW FINISH GRADE OF LANDSCAPING. ALL OTHER P.V.C. CONDUITS WILL BE STACKED VERTICALLY BELOW IRRIGATION CONDUIT WRAPPED ROOT BALL 5' 3' PLASTIC ROOT BARRIER PLACED AROUND PERIMETER OF TREE WELL TO EXTEND FROM FINISH GRADE OF LANDSCAPING TO MINIMUM DEPTH OF 18" REDMOND T HE HUB

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26 STREET NAME SIGN A B X S X A C B X D D X E = BORDER WIDTH GROUND-MOUNTED SIGN (2-3 LANE HWYS) GROUND-MOUNTED SIGN (4+ LANES AND > 40 MPH) GROUND-MOUNTED SIGN (LOCAL ROAD, 25 MPH OR LESS) STACKED LEGEND SIGN (GROUND-MOUNTED) F = BORDER RADIUS A 12" 15" B C D 6" 8" 4" 5" 2 1 2" 3 " 9" 5" 3" 1 7 8" E 1" 1" 1 2" F 1 1 2" 1 1 2" 1 1 2" 21" 6" N/A N/A 1" 3" S X X B A B B S STACKED LEGEND FOR STREET NAME SIGN (GROUND-MOUNTED) SERIES (FONT) B C D E S.531 H.625 H.836 H 1.00 H SPACING BETWEEN WORDS H = Letter Height S = Space between words X = 1/2 of remaining space X-Dimension should be approximately the same dimension as the letter Height (H). At a minimum the X-Dimension shall be no less than one-half the letter height (1/2 H) Letters used on guide signs for streets and roads shall be the Federal Highway Administration's standard rounded capital letter alphabets as shown in the current edition of "Standard Alphabets For Highway Signs." REDMOND T HE HUB

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57 WATER 2" BLOW OFF DETAIL REDMOND T HE HUB