City and County of Denver Wastewater Standard Details

1 Department of Transportation and Infrastructure 2000 West Third Avenue, Third Floor Denver , CO 80223. June, 2020. TO: All holders of Wastewater Standard Details SUBJECT: Revisions to Wastewater Standard Details The attached Wastewater Standard Details drawings were revised to reflect current Standard construction methods, practices and procedures, and Details were cleaned up to remove conflicting information, and for better clarity. Materials were not reviewed, vetted, or revised as a part of these revisions. Future revisions may include structural and material updates. The most prominent, and only structural update in this set of revisions was to the inlet Details . The original Details were only to be used for inlets up to 6 feet deep, and were limited in length to a single, double or triple Number 16 inlet, or 6', 9' or 12' for Number 14 inlets.

2 The new inlet Details are applicable for inlets up to 12 feet deep, and up 75 feet long. The attached Standard Details are to be used for all storm and sanitary sewer construction done under the jurisdiction of the City and County of Denver , Department Transportation and Infrastructure. These standards are to be used in conjunction with the technical specifications and the established ordinances of the City and County of Denver and in case of conflict, the technical specifications which are to be used in conjunction with these standards shall govern. These drawings may be updated from time to time and the user is responsible for obtaining updated or revised standards . The City shall not be held liable for use of outdated standards by the contractor, consultant, developer, or engineer.

3 CITY AND County OF Denver . Wastewater Standard Details . APPROVED BY: _____. CITY ENGINEER. :hE 2020. TABLE OF CONTENTS. NO. DESCRIPTION OF REVISIONS DATE BY. Standard Details . DATE: CITY AND County OF Denver . SHEET NO.: DRAWN BY: 2000 W. 3RD AVE. Denver , CO 80223. DESIGNED BY: ---- ---- ---- APPROVED BY: TABLE OF CONTENTS. 0. DRAWING NAME: 2020. TABLE OF CONTENTS. TABLE 1. Bd,Bf,Bp VALUES. TRENCHING AND BEDDING. TYPICAL TRENCH DETAIL: TYPICAL TRENCH DETAIL: ROUND PIPE REINFORCED CONCRETE BOX CULVERT. NO SCALE NO SCALE. PAGE 1. KRC. ---- ---- -81( 2020. 1. TYPICAL CUTOFF WALL LOCATIONS. CONCRETE CRADLE. NO SCALE. DETAIL A. NO SCALE. CONCRETE CUTOFF WALL. NO SCALE. CONCRETE ARCH. NO SCALE. TRENCHING AND BEDDING. TABLE 2. CONCRETE BEDDING REQUIREMENTS. PAGE 2.)

4 KRC. ---- ---- CLAY CUTOFF WALL. NO SCALE. -81( 2020. 2. GRANULAR BEDDING REQUIREMENTS. IDEAL TRENCH CONDITIONS FOR. CONCRETE 15" AND SMALLER, AND. ALL FLEXIBLE CONDUITS ROCK EXCAVATION. NO SCALE NO SCALE TRENCH SUB-DRAIN DETAIL. NO SCALE. TABLE 4. MIN. DEPTH OF. IDEAL TRENCH CONDITIONS FOR BEDDING MATERIAL BELOW. CONCRETE LARGER THAN 15" STABILIZED TRENCH BOTTOM OF PIPE. TRENCHING AND BEDDING. NO SCALE NO SCALE. TABLE 3. CLASS 67 GRADATION. PAGE 3. DRAWN BY: KRC. DESIGNED BY: ---- APPROVED BY: ---- DRAWING NAME: DATE: -81( 2020. SHEET NO.: 3. TYPE IIA TYPE IIB. SANITARY SEWER CROSSING UNDER WATER MAIN SANITARY SEWER CROSSING OVER WATER MAIN. TYPE II. TYPE I WATER MAIN CROSSING. CONCRETE ARCH NO SCALE. NO SCALE. ENCASEMENT OF SANITARY. SEWERS. S-350.))

5 TYPE III. FULL ENCASEMENT. NO SCALE. KRC. ---- ---- -81( 2020. 4. 5" WALL 6" WALL. SHIPLAP JOINTS FOR STEEL END RING DETAIL (FOR JACKED PIPE). REINFORCED CONCRETE MANHOLE SECTIONS NO SCALE. NO SCALE. SHIPLAP JOINTS-PIPE JOINTS. S-401. DRAWN BY: KRC. DESIGNED BY: ---- CONCRETE PIPE O-RING JOINT APPROVED BY: SPIGOT GROOVE DETAIL NO SCALE ---- TYPICAL FOR CONCRETE PIPE JOINT. DRAWING NAME: NO SCALE DATE: -81( 2020. SHEET NO.: 5. TABLE 5. MIN. PIPE. COLLAR DIMENSIONS. VERTICAL SECTION. PIPE COLLAR NOTES: INLET CONNECTION INTO STORM SEWER MAIN. (STORM SEWER INSTALLATION ONLY). STORM LATERAL PIPE COLLAR DETAIL (21" DIA. OR LESS). (TO BE USED ONLY WHERE NECESSARY AND AS AUTHORIZED BY THE CITY). NO SCALE. NO SCALE. INLET CONNECTIONS AND PIPELINE. COLLARS. S-450.))

6 DRAWN BY: KRC. DESIGNED BY: ---- APPROVED BY: ---- CONNECTOR PIPE INTO WALL DRAWING NAME: PLAN SECTION OF EXISTING OR PRECAST STRUCTURE DATE: NO SCALE -81( 2020. CONCRETE COLLAR DETAIL SHEET NO.: NO SCALE 6. 4' MH W/ CONCENTRIC CONE 4' MH W/ FLAT TOP. NO SCALE (FOR SHALLOW COVER LESS THAN 4' TO BENCH). NO SCALE. FLAT TOP WITH ECCENTRIC OPENING. NO SCALE. PRECAST MANHOLE RISERS AND. TOP SECTIONS. TABLE 6. MIN. MH RISER. DIAMETER & WALL THICKNESS. KRC. ---- 5' MH WITH ECCENTRIC CONE 6' MH WITH ECCENTRIC CONE ---- NO SCALE NO SCALE. -81( 2020. 7. SECTION. PLAN PLAN. SECTION. CAST -IN-PLACE MANHOLE BASE. (FOR SAN. (TYPE A) MH & STM. (TYPE C) MH) TYP. DOWEL. NO SCALE. MANHOLE BASE CONSTRUCTION - SECTION. TYPE A AND C. S-502. DRAWN BY: KRC. SECTION DESIGNED BY: ---- APPROVED BY: ---- PRECAST MANHOLE BASE.))

7 DRAWING NAME: (FOR SAN. (TYPE A) MH & STM. (TYPE C) MH) DATE: -81( 2020. NO SCALE SHEET NO.: 8. CORNER DETAIL. NO SCALE. B-BAR DETAIL. NO SCALE. SECTION - TYPICAL WALL. NO SCALE. WALL-TO-BASE JOINT DETAIL. ELEVATION PLAN NO SCALE. NO SCALE NO SCALE. TYPE B MANHOLE. S-503. PLAN PLAN. DRAWN BY: KRC. DESIGNED BY: ---- APPROVED BY: ---- SECTION SECTION DRAWING NAME: DATE: TOP SLAB TYPE A (X 2') TOP SLAB TYPE B (X<2') -81( 2020. SHEET NO.: NO SCALE NO SCALE 9. STRUCTURE PLAN VIEW - 30 BEND. NO SCALE. TABLE 7A. TYPE P MH - 30 BEND STRUCTURE. DIMENSIONS. ELEVATION. NO SCALE. TYPE P MANHOLE. STRUCTURE PLAN VIEW - 45 BEND. NO SCALE. TABLE 7B. TYPE P MH - 45 BEND STRUCTURE. DIMENSIONS. DRAWN BY: KRC. DESIGNED BY: ---- APPROVED BY: ---- DRAWING NAME: PLAN SECTION - TYPICAL WALL DATE: NO SCALE -81( 2020.)))

8 NO SCALE. SHEET NO.: 10. PLAN TABLE 8. SPLICE LENGTH PLAN. SECTION SECTION. TOP SLAB TYPE A (X 2') TOP SLAB TYPE B (X<2'). NO SCALE NO SCALE. PREFERRED OPTIONAL. TYPE P MANHOLE, TOP. SLAB AND Details . STEP BLOCK OUT DETAIL. NO SCALE. DRAWN BY: KRC. DESIGNED BY: APPROVED BY: ---- DRAWING NAME: PIPE END TREATMENT DETAIL CORNER DETAIL WALL-TO-BASE JOINT DETAIL DATE: -81( 2020. NO SCALE NO SCALE NO SCALE. SHEET NO.: 11. THROUGH PIPE THROUGH PIPE - ONE LATERAL THROUGH PIPE - TWO LATERALS SLIGHT ANGLE. NO SCALE NO SCALE NO SCALE NO SCALE. TYPICAL MANHOLE BASE. SHARP ANGLE ANGLED LATERALS. CHANNELIZATION. INTERMEDIATE ANGLE OPPOSED LATERALS. NO SCALE NO SCALE NO SCALE NO SCALE. S-520. CHANNELIZATION NOTES: DRAWN BY: KRC. DESIGNED BY: APPROVED BY: ---- DRAWING NAME: IDEAL MH CHANNEL SECTION DATE: -81( 2020.))

9 NO SCALE SHEET NO.: 12. DEEP DROP. TABLE 9. MINIMUM DROP DIMENSIONS FOR PVC PIPE. MANHOLE OUTSIDE DROP. S-530. SHALLOW DROP. DRAWN BY: KRC. MANHOLE OUTSIDE DROP. DESIGNED BY: FOR PIPE DIAMETER LESS THAN 18" APPROVED BY: ---- NO SCALE DRAWING NAME: DATE: -81( 2020. SHEET NO.: 13. MH WATER STOP GASKET. CAST-IN-PLACE MANHOLE CONNECTION Details FOR DISSIMILAR PIPE (NON-POROUS PIPE). NO SCALE. WATER STOP GASKET. S-550. DRAWN BY: KRC. DESIGNED BY: PRECAST MANHOLE CONNECTION Details FOR ANY TYPE OF PIPE APPROVED BY: NO SCALE ---- DRAWING NAME: DATE: -81( 2020. SHEET NO.: 14. PLAN. NO SCALE. SECTION (TYPICAL, ALL SIZES). NO SCALE. SINGLE NUMBER 16 INLET. DRAWN BY: ---- DESIGNED BY: ASP/JDMT. APPROVED BY: ---- DRAWING NAME: SECTION DATE: NO SCALE -81( 2020. SHEET NO.)))

10 : 15. DETAIL - CONNECTOR OUTLET DETAIL - REBAR PLACEMENT AROUND CONNECTOR PIPE. NO SCALE NO SCALE. 6" VERTICAL CURB AND GUTTER COMBINATION CURB GUTTER AND SIDEWALK. PIPE CONNECTION SCHEMATIC (NO. 16 INLET). PLAN THIS DIAGRAM IS PROVIDED FOR GENERAL GUIDANCE ONLY. THE. NO SCALE DESIGNER IS RESPONSIBLE FOR VERIFYING PROJECT SPECIFIC. GEOMETRY. DOUBLE NUMBER 16 INLET. DETAIL - FRAME PLACEMENT. DETAIL - PLACEMENT OF ADJ. CURB. ON SUPPORT RAIL (TYP.). BOX ON SUPPORT RAIL (TYP.) NO SCALE. NO SCALE. DRAWN BY: ---- DESIGNED BY: ASP/JDMT. APPROVED BY: ---- DRAWING NAME: SECTION. NO SCALE DATE: -81( 2020. SHEET NO.: 16. DETAIL - TYPICAL INTERIOR WALL BLOCK-OUT. NO SCALE. 6" VERTICAL CURB AND GUTTER COMBINATION CURB GUTTER AND SIDEWALK. PLAN. NO SCALE. TRIPLE NUMBER 16 INLET.)