ROADWAY AND PARKING DETAILS TYPICAL STREET SECTIONS PRINCIPAL ARTERIAL NOT TO SCALE

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1 NOTES: O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ thru (Roadway & Parking Typical Sections).dwg 6' SIDEWALK MAY MEANDER SOUTH & WEST, TYP. 7' MIN. TREE/LAWN 1. AUXILIARY LANES SHALL BE WIDE, INCLUDING GUTTER PANS 2. EASEMENTS MAY BE DEDICATED AS RIGHT-OF-WAY IF SETBACKS ARE NOT AN ISSUE 3. SIDEWALKS MAY MEANDER 4. DUAL LEFT TURNS SHALL BE PROVIDED WHERE TRAFFIC VOLUMES DICTATE 5. SEE PRINCIPAL & REGIONAL ARTERIAL INTERSECTION DETAILS FOR TURN LANE AND ROW CONFIGURATOINS. 14' 13' 13' 14' TRAVEL TRAVEL TRAVEL TRAVEL TRAVEL TRAVEL LANE LANE LANE LANE LANE LANE 39' FL-FL COMMERCE CITY DEPARTMENT OF PUBLIC WORKS ENGINEERING CONSTRUCTION STANDARDS ROADWAY AND PARKING DETAILS TYPICAL STREET SECTIONS C L 18' LANDSCAPED MEDIAN 150' ROW PRINCIPAL ARTERIAL NOT TO SCALE 39' FL-FL APPROVAL: TREE/LAWN CITY ENGINEER NORTH & EAST, TYP. DETAIL NO BIKE PATH & WALK MAY MEANDER 3' DATE

2 6' SIDEWALK 10' TURN LANE OR A/D LANE TRAVEL LANE TRAVEL LANE 13' TRAVEL LANE 7' TRAVEL TRAVEL TRAVEL LANE LANE LANE LEFT TURN TURN LANE OR A/D LANE BIKE & WALK PATH 6' O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ thru (Roadway & Parking Typical Sections).dwg 6' SIDEWALK 5' SOUTH & WEST, TYP. 49' FL-FL TURN LANE TRAVEL TRAVEL OR LANE LANE A/D LANE 49' FL-FL NOTES: 1. AUXILIARY LANES SHALL BE WIDE, INCLUDING GUTTER PANS 2. EASEMENTS MAY BE DEDICATED AS RIGHT-OF-WAY IF SETBACKS ARE NOT AN ISSUE 3. SIDEWALKS MAY MEANDER CL 150' ROW SINGLE LEFT TURN LANE 13' 5' TRAVEL LEFT LEFT LANE TURN TURN DUAL LEFT TURN LANES INTERSECTION DETAILS PRINCIPAL ARTERIAL NOT TO SCALE COMMERCE CITY DEPARTMENT OF PUBLIC WORKS ENGINEERING CONSTRUCTION STANDARDS ROADWAY AND PARKING DETAILS TYPICAL STREET SECTIONS 10' 3' LC 150' ROW 60' FL-FL TRAVEL TRAVEL LANE LANE TRAVEL LANE 72' FL-FL APPROVAL: CITY ENGINEER NORTH & EAST, TYP. TURN LANE OR A/D LANE DETAIL NO BIKE PATH & WALK DATE 1'

3 NOTES: 1. AUXILIARY LANES SHALL BE WIDE, INCLUDING GUTTER PANS 2. EASEMENTS MAY BE DEDICATED AS ROW IF SETBACKS ARE NOT AN ISSUE SOUTH & WEST, TYP. NORTH & EAST, TYP. O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ thru (Roadway & Parking Typical Sections).dwg 6' SIDEWALK MAY MEANDER 6' MIN. 6' SIDEWALK 8' MAX TREE LAWN 14' TRAVEL LANE 13' TRAVEL LANE LC 1' SPILL PAN LANDSCAPED 2' CATCH PAN MEDIAN 27' FL-FL 18' FL-FL 27' FL-FL TURN LANE + 7' MEDIAN AT INTERSECTIONS 120' ROW TURN LANE TRAVEL 13' TRAVEL LEFT OR LANE LANE LC TURN A/D LANE 2' CATCH PAN 1' SPILL PAN 7.0' 2.0' DIMENSIONS AT INTERSECTION 120' ROW MINOR ARTERIAL NOT TO SCALE 13' 14' 37' FL-FL 48' FL-FL COMMERCE CITY DEPARTMENT OF PUBLIC WORKS ENGINEERING CONSTRUCTION STANDARDS ROADWAY AND PARKING DETAILS TYPICAL STREET SECTIONS TRAVEL LANE TRAVEL LANE TRAVEL LANE TRAVEL LANE TREE LAWN TURN LANE OR A/D LANE APPROVAL: BIKE PATH & WALK CITY ENGINEER BIKE PATH & WALK 2.0' DETAIL NO DATE

4 O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ thru (Roadway & Parking Typical Sections).dwg 6' SIDEWALK 8' NOTES: 1. AUXILIARY LANES SHALL BE WIDE, INCLUDING GUTTER PANS 2. EASEMENTS MAY BE DEDICATED AS ROW IF SETBACKS ARE NOT AN ISSUE 3. SIDEWALKS MAY MEANDER SOUTH & WEST, TYP. TREE LAWN 7' BIKE LANE 9' 1' SPILL LC PAN 20' FL-FL 20' FL-FL LANDSCAPED MEDIAN COMMERCE CITY DEPARTMENT OF PUBLIC WORKS ENGINEERING CONSTRUCTION STANDARDS 110' ROW MULTIMODAL ARTERIAL NOT TO SCALE ROADWAY AND PARKING DETAILS TYPICAL STREET SECTIONS 2' CATCH PAN TREE LAWN NORTH & EAST, TYP. 13' 13' 7' 8' TRAVEL TRAVEL BIKE PATH LANE LANE & WALK APPROVAL: CITY ENGINEER DETAIL NO DATE

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20 SEE NOTE 4 1. THE DETECTABLE WARNINGS SHALL BE INSTALLED AT SIDEWALK TO STREET TRANSITIONS. THEY SHALL HAVE A TRUNCATED DOME SURFACE. THE DOMES SHALL BE IN A SQUARE GRID PATTERN AND ALIGNED WITH PEDESTRIAN TRAFFIC. SEE NOTE 4 SEE NOTE 4 8.3% MAX 10% MAX 5' 2' 10% MAX 5% 4' MIN 5' SEE NOTE 9 (TYP.) BACK EDGE OF SIDEWALK IS PARALLEL TO APPROACH ROADWAY (TYP.) 4' MIN. (TYP.) PEDESTRIAN CROSSWALK 4' MIN (TYP.) 4' MIN (TYP.) PEDESTRIAN CROSSWALK ALL DETECTABLE WARNING AREAS SHALL START A MINIMUM OF 6 IN. FROM THE FLOW LINE OF THE CURB AND NOT BE MORE THAN A MAXIMUM OF 8 IN. (WITH EXCEPTION FOR THE TYPE 1B MODIFIED AND TYPE 3B MODIFIED AS THIS DIMENSION MAY BE GREATER THAN 8 INCHES ON ONE SIDE OF THE RADIUS) FROM ANY POINT ON THE FLOW LINE OF THE CURB. ALL DETECTABLE WARNING AREAS SHALL BE 2 FT. IN LENGTH AND COVER THE COMPLETE WIDTH OF THE RAMP AREA ONLY. RAMP SLOPES SHALL BE 8.3% OR FLATTER. THE DETECTABLE WARNING SLOPES SHALL BE 5% OR FLATTER. MINIMUM SIDEWALK WIDTH IS 4 FT. DO NOT INSTALL DRAINAGE STRUCTURES, TRAFFIC SIGNAL EQUIPMENT, JUNCTION BOXES, AND OTHER OBSTRUCTIONS IN FRONT OF THE RAMP ACCESS AREAS. CONSTRUCTION OF THE CONCRETE PEDESTRIAN CURB ADJACENT TO THE RAMP AREAS SHALL BE INCLUDED IN THE BID PRICE OF THE CONCRETE CURB RAMP. O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ (Curb Ramps).dwg CONCRETE SIDEWALK 4' MIN SEE NOTE 4 SEE NOTE 11 PEDESTRIAN CROSSWALK RAMP 3' 8.3% MAX 5% MAX 4" BREAK SIDEWALK WING POINT TRANSITION * INCREASE TO 8" FOR BRICK PAVERS. FOR CURB RAMPS TYPE 1A AND 1B COMPUTER FILE INFORMATION Creation Date: 03/10/2016 Last Modification Date: Full Path: Drawing Name: $FILES$ 5/26/2016 Initials: CJC Initials: CJC Scale: $SCALESHORT$ Units: ENGLISH F L 5% MAX PEDESTRIAN CROSSWALK BREAKPOINT TOP OF PAVEMENT GUTTER *6" THICK ADA DETECTABLE WARNING DEVICE CAST IRON TURNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) CITY ENGINEER APPROVAL CONCRETE SIDEWALK SEE NOTE 11 SEE PLANS FOR SIDEWALK WIDTH (4' MIN) RAMP 4" LANDING SHOWN WITH PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) DATE 6" SIDEWALK TOP OF PAVEMENT PEDESTRIAN CROSSWALK USE ONLY IF EXISTING ROW DICTATES. GRADE BREAK SHALL NOT BE PERMITTED ON THE SURFACE OF THE RAMP RUNS AND TURNING SPACES. SURFACE THAT MEET AT GRADE BREAKS SHALL BE FLUSH. SEE NOTE 11. RAMP SURFACE SHALL BE TEXTURED WITH A COARSE BROOMED FINISH AND SCORED WITH GROOVES ( " BY ") SPACED 6" INCHES ON CENTER ADA DETECTABLE WARNING DEVICE CAST IRON TRUNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED PEDESTRIAN PUSH BUTTON PUSH ASSEMBLY (PPBPA). SEE NOTE 8. SEE STANDARD PLAN S FOR PPBPA DETAILS. SEE PLANS FOR LOCATIONS THE SIGN FACE SHALL BE PARALLEL TO THE CROSSWALK. MFG'S: EAST JORDAN IRON WORKS, INC NEENAH FOUNDRY CO CITY OF COMMERCE CITY Department of Public Works 8602 Rosemary St. Commerce City, CO Ph: DETECTABLE WARNINGS SHALL MEET SECTION 705 OF THE USDOT ADA STANDARDS FOR TRANSPORTATION FACILITIES. IF THE PLACEMENT OF A PEDESTRIAN PUSH BUTTON ASSEMBLY ON A TRAFFIC SIGNAL MAST POLE WILL NOT BE WITHIN EASY REACH (10" OR LESS AND UNOBSTRUCTED) OF PEDESTRIANS (IN ACCORDANCE WITH THE AMERICANS WITH DISABILITIES ACT), THEN A SEPARATE PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) SHALL BE INSTALLED WITHIN EASY REACH. THE PPBPA SHALL MEET THE PROVISIONS FOUND IN "SECTION 4E.08 THROUGH 4E.13 - PEDESTRIAN DETECTORS" OF THE 2009 MUTCD MANUAL WITH REVISIONS 1 AND 2. WHERE SPACE IS LIMITED OR GRADE IS AN ISSUE, A 10% SLOPE MAY BE USED ON FLARED SIDES. THE SLOPES CAN BE LOWER THAN WHAT IS SHOWN BUT THEY SHALL NOT EXCEED THESE VALUES. CURB RAMP TYPE 1A DIAGONAL (ON THE APEX) IS UNACCEPTABLE IN NEW CONSTRUCTION. TYPICALLY, TWO CURB RAMPS AS IN TYPE 1B, MUST BE PROVIDED AT EACH STREET CORNER. ADA TITLE II 28 C.F.R. SECTION (B) STATES: ALTERATIONS HAVE TO BE MADE READILY ACCESSIBLE, WITHIN THE IMPACTING PROJECT, TO THE MAXIMUM EXTENT FEASIBLE (MEF). THEREFORE, A SINGLE, DIAGONAL CURB RAMP TYPE 1A WILL ONLY BE PERMITTED ON ALTERATION PROJECTS WITH MEF JUSTIFICATION DOCUMENTATION. THE CURB RAMP (EXCLUDING ANY FLARED SIDES) OR BLENDED TRANSITION SHALL BE CONTAINED WHOLLY WITHIN THE WIDTH OF THE CROSSWALK AND/OR PEDESTRIAN STREET CROSSING THE RAMP SERVES. WING SURFACES SHALL BE TEXTURED WITH A COARSE BROOMED SURFACE ONLY. CURB RAMPS ENGINEERING CONSTRUCTION STANDARDS a Sheet No. DETAIL NO. 1 of 4

21 1. * CONCRETE PEDESTRIAN CURB VAR. VAR. 8.3% MAX SEE PLANS FOR RADIUS VAR. 6' 2' SEE NOTE 3 8.3% MAX SEE NOTE 2 4' MIN PEDESTRIAN CROSSWALK 6' FOR CURB RAMPS TYPE 2A AND 2B * INCLUDES CONCRETE PEDESTRIAN CURB AS SHOWN * CONCRETE PEDESTRIAN CURB 8.3% MAX 6' 4' MIN 6' 8.3% MAX * CONCRETE PEDESTRIAN CURBSEE NOTE 2 8.3% MAX 8.3% MAX SEE PLANS FOR REDIUS 6' 4' MIN 6' PEDESTRIAN CROSSWALK PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) * CONCRETE PEDESTRIAN CURB RAMP SURFACE SHALL BE TEXTURED WITH A COARSE BROOMED FINISH AND SCORED WITH GROOVES ( " BY ") SPACED 6" INCHES ON CENTER ADA DETECTABLE WARNING DEVICE CAST IRON TRUNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED PEDESTRIAN PUSH BUTTON PUSH ASSEMBLY (PPBPA). SEE NOTE 8. SEE STANDARD PLAN S FOR PPBPA DETAILS. SEE PLANS FOR LOCATIONS THE SIGN FACE SHALL BE PARALLEL TO THE CROSSWALK. MFG'S: EAST JORDAN IRON WORKS, INC NEENAH FOUNDRY CO SIDEWALK O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ (Curb Ramps).dwg 6" X 12" CONCRETE PEDESTRIAN CURB 4" SIDEWALK WING TRANSITION 4' MIN SIDEWALK SEE NOTE 2 * INCREASE TO 8" FOR BRICK PAVERS. COMPUTER FILE INFORMATION Creation Date: 03/10/2016 Last Modification Date: Full Path: Drawing Name: $FILES$ 5/26/2016 Initials: CJC Initials: CJC Scale: $SCALESHORT$ Units: ENGLISH 3' 6" F L 5% MAX BREAKPOINT TOP OF PAVEMENT GUTTER * 6" THICK ADA DETECTABLE WARNING DEVICE CAST IRON TURNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED CITY ENGINEER APPROVAL PEDESTRIAN CROSSWALK DATE CONCRETE SIDEWALK SEE NOTE 3 SEE PLANS FOR SIDEWALK WIDTH (4' MIN) 4" 6" TOP OF PAVEMENT CITY OF COMMERCE CITY Department of Public Works 8602 Rosemary St. Commerce City, CO Ph: " (TYP.) 6' TRANSITION 8.3% MAX * CONCRETE PEDESTRIAN CURB RAMP CURB RAMPS SHOWN WITH PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) 4' MIN RAMP VARIES 4" TO 8" ENGINEERING CONSTRUCTION STANDARDS 6' TRANSITION 8.3% MAX b Sheet No. DETAIL NO. 2 of 4

22 5% MAX 1. SEE NOTE 2 6' MIN BUFFER STRIP (TYP.) 8.3% MAX 5% MAX 4' MIN PEDESTRIAN CROSSWALK SEE PLANS FOR RADIUS * CONCRETE PEDESTRIAN CURB SEE NOTE 2 8.3% MAX MAX 5% 2' 4' MIN * CONCRETE PEDESTRIAN CURB PEDESTRIAN CROSSWALK 6' MIN SEE PLANS FOR RADIUS BUFFER STRIP (TYP.) RAMP SURFACE SHALL BE TEXTURED WITH A COARSE BROOMED FINISH AND SCORED WITH GROOVES ( " BY ") SPACED 6" INCHES ON CENTER ADA DETECTABLE WARNING DEVICE CAST IRON TRUNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED SEE NOTE 3 8.3% MAX SEE NOTE 2 PEDESTRIAN PUSH BUTTON PUSH ASSEMBLY (PPBPA). SEE NOTE 8. SEE STANDARD PLAN S FOR PPBPA DETAILS. SEE PLANS FOR LOCATIONS THE SIGN FACE SHALL BE PARALLEL TO THE CROSSWALK. 4' MIN PEDESTRIAN CROSSWALK MFG'S: EAST JORDAN IRON WORKS, INC NEENAH FOUNDRY CO PEDESTRIAN CROSSWALK O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ (Curb Ramps).dwg CONCRETE SIDEWALK SEE PLANS FOR SIDEWALK WIDTH (4' MIN) FOR CURB RAMPS TYPE 3A AND 3B * INCLUDES CONCRETE PEDESTRIAN CURB AS SHOWN 4" 7' MIN BUFFER STRIP CONCRETE CURB & GUTTER COMPUTER FILE INFORMATION Creation Date: 03/10/2016 Last Modification Date: Full Path: Drawing Name: $FILES$ 5/26/2016 TOP OF PAVEMENT Initials: CJC Initials: CJC Scale: $SCALESHORT$ Units: ENGLISH 6" CITY ENGINEER CONCRETE SIDEWALK APPROVAL 4' MIN SIDEWALK SEE NOTE 3 RAMP 3' 8.3% MAX 5% MAX 4" BREAK POINT * CONCRETE PEDESTRIAN CURB * INCREASE TO 8" FOR BRICK PAVERS DATE F L 5% MAX PEDESTRIAN CROSSWALK USE ONLY IF EXISTING ROW DICTATES. GRADE BREAKS SHALL NOT BE PERMITTED ON THE SURFACE OF THE RAMP RUNS AND TURNING SPACES. SURFACE SLOPES THAT MEET AT GRADE BREAKS SHALL BE FLUSH. SEE NOTE 3. BREAKPOINT TOP OF PAVEMENT GUTTER *6" THICK ADA DETECTABLE WARNING DEVICE CAST IRON TURNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED CITY OF COMMERCE CITY Department of Public Works 8602 Rosemary St. Commerce City, CO Ph: PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) LANDING CURB RAMPS ENGINEERING CONSTRUCTION STANDARDS RAMP SIDEWALK SHOWN WITH PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) c Sheet No. DETAIL NO. 3 of 4

23 2' 6" 3' BUFFER STRIP (TYP.) SEE NOTE 4 PEDESTRIAN CROSSWALK PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) SIDEWALK SEE NOTE 4 8.3% EXISTING OBSTRUCTION LANDING RAMP % 5' 2' 5% 4' MIN PEDESTRIAN CROSSWALK PEDESTRIAN CROSSWALK 4' MIN. (TYP.). RAMP SURFACE SHALL BE TEXTURED WITH A COARSE BROOMED FINISH AND SCORED WITH GROOVES ( " BY ") SPACED 6" INCHES ON CENTER ADA DETECTABLE WARNING DEVICE CAST IRON TRUNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED O:\Division Information\Engineering\Documents\Engineering and Construction\COMMERCE CITY\CAD files\2016 Updated Files\ (Curb Ramps).dwg CONCRETE SIDEWALK 4' MIN SIDEWALK SEE NOTE 2 RAMP 3' 8.3% MAX 5% MAX 4" BREAK SIDEWALK WING POINT TRANSITION * INCREASE TO 8" FOR BRICK PAVERS. FOR CURB RAMPS TYPE 4A AND 4B COMPUTER FILE INFORMATION Creation Date: 03/10/2016 Last Modification Date: Full Path: Drawing Name: $FILES$ 5/26/2016 Initials: CJC Initials: CJC Scale: $SCALESHORT$ Units: ENGLISH F L 5% MAX BREAKPOINT TOP OF PAVEMENT GUTTER *6" THICK ADA DETECTABLE WARNING DEVICE CAST IRON TURNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED CITY ENGINEER APPROVAL SEE NOTE DATE 6" MIN. TO 8" MAX. FROM CURB FLOW LINE 0.85" (TYP.) PART OF WING OR CURB SHOWN WITH PEDESTRIAN PUSH BUTTON POST ASSEMBLY (PPBPA) WITH OF RAMP 6" 6" 1.6" TO 2.4" BETWEEN DOMES FOR CURB RAMPS CITY OF COMMERCE CITY Department of Public Works 8602 Rosemary St. Commerce City, CO Ph: PART OF WING OR CURB CURB FLOW LINE ADA DETECTABLE WARNING DEVICE CAST IRON TRUNCATED DOMES. BRICK AND STAMPED CONCRETE ARE NOT ALLOWED 0.20" CURB RAMPS PEDESTRIAN PUSH BUTTON PUSH ASSEMBLY (PPBPA). SEE NOTE 8. SEE STANDARD PLAN S FOR PPBPA DETAILS. SEE PLANS FOR LOCATIONS THE SIGN FACE SHALL BE PARALLEL TO THE CROSSWALK. MFG'S: EAST JORDAN IRON WORKS, INC NEENAH FOUNDRY CO ENGINEERING CONSTRUCTION STANDARDS 0.90" (TYP.) NON-SKID SURFACE PLATE THICKNESS VARIES FOR CURB RAMPS d Sheet No. DETAIL NO. 4 of 4

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