UNIFORM STANDARD DRAWINGS REVISIONS EFFECTIVE 01/01/12

Transcription

1 REVISIONS EFFECTIVE 01/01/12 DRWING NUMBER TITLE ND REVISION SUMMRY "Over 5 Years Pavement Restoration Longitudinal Cut - 60' R/W or Less" - Revision to change pavement removal limits from half-street width to lane width. 503 "Method B for Rigid and Flexible Pipe Trench Backfill - Paved reas" - Revision to modify the material and compaction requirements for trenches "Method for Flexible Pipe Trench Backfill - Paved reas" - Revision to modify the material and compaction requirements for trenches "Method for Rigid Pipe Trench Backfill - Paved reas" - Revision to modify the material and compaction requirements for trenches. 506 "Utility Pothole Repair" - To allow farmed keyhole plugs and allow keyhole repair as an optional method for roadways with right-of-way widths of 60 feet or less.

2 REPLCE FULL DEPTH SPHLT (MTCH EXISTING THICKNESS) EX. C & G 2% STREET WIDTH (R/W) 60' OR LESS CL REMOVE ND REPLCE SPHLT PVEMENT WITH MINIMUM OF 2" THICK SPHLT PVEMENT TO LIMITS SHOWN BELOW. 2% GGREGTE BSE TO MTCH CONTIGUOUS SECTION SEE BELOW FOR PVEMENT RESTORTION LIMIT REQUIREMENTS LONGITUDINL CUT RESTORTION R / W EXISTING SIDEWLK EXISTING C&G 7' 4' 1 PRKING LNE BIKE LNE TRENCH LIMITS (TYP) TRVEL LNE (TYP) STREET CENTERLINE IF TRENCH EDGE IS 5-FT OR LESS FROM LIP OF GUTTER, THEN REPLCE 8-FT () OF SPHLT. IF TRENCH EDGE IS BETWEEN 5-FT & 9-FT FROM LIP OF GUTTER, THEN REPLCE 11-FT () OF SPHLT. EXCEPTION: FOR RESIDENTIL STREETS 51-FT OR LESS, REPLCE FULL HLF STREET. IF TRENCH EDGE IS BETWEEN 10-FT & 14-FT FROM CENTERLINE, THEN REPLCE 16-FT () OF SPHLT. EXCEPTION: FOR RESIDENTIL STREETS 51-FT OR LESS, REPLCE FULL HLF STREET. IF TRENCH EDGE IS BETWEEN 2-FT & 10-FT FROM CENTERLINE, THEN REPLCE 12-FT () OF SPHLT. 7' 4' 1 4 PLN VIEW 1. IF CUT IS WITHIN MRKED LNE, PVEMENT RESTORTION MUST EXTEND TO THE MRKED LNE LINE. 2. THE ENTITY'S REQUIREMENTS TKE PRECEDENCE OVER NY MINIMUM REQUIREMENTS SHOWN HEREON. 3. MINIMUM SPHLT REPLCEMENT WIDTH SHLL NOT BE LESS THN THE LIMITS OF THE PVING MCHINERY USED GGREGTE BSE BITUMINOUS PVEMENT PRIME COT FOG SEL CONCRETE DTE OVER 5 YERS PVEMENT RESTORTION LONGITUDINL CUT - 60' R/W OR LESS 500.4

3 MILL ND OVERLY RESTORTION LIMITS TO BE DETERMINED BY ENTITY PLN CHECK, WITH FINL LIMITS SET BY FIELD INSPECTOR. REFER TO DRWINGS 500 SERIES. REMOVE ND REPLCE EXISTING.C. MTCH EXISTING DEPTH (PLUS ONE INCH). EXISTING GGREGTE BSE INSTLLTION REQUIREMENTS INCLUDING CONTRCTOR TESTING ND FILL LIFTS SEE SECTION 208- MINIMUM TRENCH WIDTH IS RELTED GRNULR BCKFILL OR SELECT BCKFILL OR OR S PPROVED BY THE ENGINEER SEE NOTE 1 DEPTH OF COVER IS RELTED VRIES * ** PRIME COT PER SECTION 408-PRIME COT CLSM MINIMUM DEPTH* 12" FOR MINOR COLLECTOR RODWYS (>OR=60', <80') 24" FOR COLLECTOR ND RTERIL RODWYS (>OR=80') (NOT REQUIRED FOR TRENCH WIDTHS GRETER THN 3-FT.**) CLSM NOT REQUIRED FOR RESIDENTIL STREETS. FOR RESIDENTIL STREETS ND TRENCH WIDTHS GRETER THN 3-FT (CLSM NOT REQUIRED), THE TRENCH BCKFILL SHLL EXTEND TO THE TOP OF SUBGRDE MINUS 1-INCH, ND THE DEPTH OF GGREGTE BSE SHLL MTCH EXISTING BSE DEPT (T 95% COMPCTION). COMPCTION PERCENTGE PER GEOTECH ENG REQUIREMENTS OR MINIMUM OF 90% REFER TO SECTION 208 REQUIREMENTS PIPE ZONE O. D. PIPE SEE SUBSECTION FOR DEPTH OF PIPE COVER 90% COMPCTION IN PIPE ZONE, TYPE II OR TYPE III GGREGTE BSE PIPE OR BOX CULVERT PIPE BEDDING SEE NOTE 3 STBLE SUBGRDE NO STONES OR LUMPS GRETER THN 3" PERMITTED IN TRENCH OR LESS IN WIDTH. 2. TRENCH WIDTH, BEDDING, SUBGRDE ND PIPE ZONE REQUIREMENTS FOR UTILITY INSTLLTIONS SHLL CONFORM TO THE RESPECTIVE ENTITY REQUIREMENTS. 3. CRUSHED ROCK MY BE USED FOR PIPE BEDDING ONLY IF MTERIL USE HS BEEN SPECIFICLLY PPROVED BY THE GOVERNING GENCY. SEE STNDRD DRWING NO. 505 FOR PIPE BEDDING METHODS. 4. LS VEGS VLLEY WTER DISTRICT REQUIRES PIPE BEDDING ND BCKFILL WITHIN THE PIPE ZONE TO BE OF THE SME MTERIL. TRENCH EXCVTION & BCKFILL GGREGTE BSE COURSES METHOD B FOR RIGID ND FLEXIBLE PIPE TRENCH BCKFILL - PVED RES DTE

4 MILL ND OVERLY RESTORTION LIMITS TO BE DETERMINED BY ENTITY PLN CHECK, WITH FINL LIMITS SET BY FIELD INSPECTOR. REFER TO DRWINGS 500 SERIES. REMOVE ND REPLCE EXISTING.C. MTCH EXISTING DEPTH (PLUS ONE INCH). EXISTING GGREGTE BSE INSTLLTION REQUIREMENTS INCLUDING CONTRCTOR TESTING ND FILL LIFTS SEE SECTION 208- MINIMUM TRENCH WIDTH IS RELTED GRNULR BCKFILL OR SELECT BCKFILL OR OR S PPROVED BY THE ENGINEER SEE NOTE 1 DEPTH OF COVER IS RELTED VRIES * ** PRIME COT PER SECTION 408-PRIME COT CLSM MINIMUM DEPTH* 12" FOR MINOR COLLECTOR RODWYS (>OR=60', <80') 24" FOR COLLECTOR ND RTERIL RODWYS (>OR=80') (NOT REQUIRED FOR TRENCH WIDTHS GRETER THN 3-FT.**) CLSM NOT REQUIRED FOR RESIDENTIL STREETS. FOR RESIDENTIL STREETS ND TRENCH WIDTHS GRETER THN 3-FT (CLSM NOT REQUIRED), THE TRENCH BCKFILL SHLL EXTEND TO THE TOP OF SUBGRDE MINUS 1-INCH, ND THE DEPTH OF GGREGTE BSE SHLL MTCH EXISTING BSE DEPTH (T 95% COMPCTION). COMPCTION PERCENTGE PER GEOTECH ENG REQUIREMENTS OR MINIMUM OF 90% REFER TO SECTION 208 REQUIREMENTS SEE SUBSECTION FOR DEPTH OF PIPE COVER PIPE ZONE O. D. PIPE BCKFILL WITH CONTROLLED LOW INSTLL S PER SECTION 208 PIPE BEDDING SEE NOTE 3 STBLE SUBGRDE NO STONES OR LUMPS GRETER THN 3" PERMITTED IN TRENCH OR LESS IN WIDTH. TRENCH WIDTH, BEDDING, SUBGRDE ND PIPE ZONE REQUIREMENTS FOR UTILITY INSTLLTIONS SHLL CONFORM TO THE RESPECTIVE ENTITY REQUIREMENTS. CRUSHED ROCK MY BE USED FOR PIPE BEDDING ONLY IF MTERIL USE HS BEEN SPECIFICLLY PPROVED BY THE GOVERNING GENCY. SEE STNDRD DRWING NO. 505 FOR PIPE BEDDING METHODS. LS VEGS VLLEY WTER DISTRICT REQUIRES PIPE BEDDING ND BCKFILL WITHIN THE PIPE ZONE TO BE OF THE SME MTERIL. 208 TRENCH EXCVTION & BCKFILL GGREGTE BSE COURSES METHOD FOR FLEXIBLE PIPE TRENCH BCKFILL - PVED RES DTE

5 MILL ND OVERLY RESTORTION LIMITS TO BE DETERMINED BY ENTITY PLN CHECK, WITH FINL LIMITS SET BY FIELD INSPECTOR. REFER TO DRWINGS 500 SERIES. REMOVE ND REPLCE EXISTING.C. MTCH EXISTING DEPTH (PLUS ONE INCH). EXISTING GGREGTE BSE INSTLLTION REQUIREMENTS INCLUDING CONTRCTOR TESTING ND FILL LIFTS SEE SECTION 208- MINIMUM TRENCH WIDTH IS RELTED DRWINGS. SEE SECTION 208 GRNULR BCKFILL OR SELECT BCKFILL OR OR S PPROVED BY THE ENGINEER SEE NOTE 1 DEPTH OF COVER IS RELTED VRIES * ** PRIME COT PER SECTION 408-PRIME COT CLSM MINIMUM DEPTH* 12" FOR MINOR COLLECTOR RODWYS (>OR=60', <80') 24" FOR COLLECTOR ND RTERIL RODWYS (>OR=80') (NOT REQUIRED FOR TRENCH WIDTHS GRETER THN 3-FT.**) CLSM NOT REQUIRED FOR RESIDENTIL STREETS. FOR RESIDENTIL STREETS ND TRENCH WIDTHS GRETER THN 3-FT (CLSM NOT REQUIRED), THE TRENCH BCKFILL SHLL EXTEND TO THE TOP OF SUBGRDE MINUS 1-INCH, ND THE DEPTH OF GGREGTE BSE SHLL MTCH EXISTING BSE DEPTH (T 95% COMPCTION). COMPCTION PERCENTGE PER GEOTECH ENG REQUIREMENTS OR MINIMUM OF 90% REFER TO SECTION 208 REQUIREMENTS SEE SUBSECTION FOR DEPTH OF PIPE COVER PIPE ZONE PIPE BEDDING SEE NOTE 3 O. D. PIPE 90% COMPCTION IN PIPE ZONE, TYPE II OR TYPE III GGREGTE BSE, OR BCKFILL WITH CONTROLLED LOW INSTLL S PER SECTION 208 STBLE SUBGRDE NO STONES OR LUMPS GRETER THN 3" PERMITTED IN TRENCH OR LESS IN WIDTH. TRENCH WIDTH, BEDDING, SUBGRDE ND PIPE ZONE REQUIREMENTS FOR UTILITY INSTLLTIONS SHLL CONFORM TO THE RESPECTIVE ENTITY REQUIREMENTS. CRUSHED ROCK MY BE USED FOR PIPE BEDDING ONLY IF MTERIL USE HS BEEN SPECIFICLLY PPROVED BY THE GOVERNING GENCY. SEE STNDRD DRWING NO. 505 FOR PIPE BEDDING METHODS. LS VEGS VLLEY WTER DISTRICT REQUIRES PIPE BEDDING ND BCKFILL WITHIN THE PIPE ZONE TO BE OF THE SME MTERIL. 208 TRENCH EXCVTION & BCKFILL GGREGTE BSE COURSES METHOD FOR RIGID PIPE TRENCH BCKFILL - PVED RES DTE

6 PVEMENT REPIR TYPE OR B FLUSH WITH EXISTING PVEMENT SPHLT GENCY-PPROVED MTERIL OR 1/2-SCK CLSM PER SEC. 728 FROM 6" BOVE TOP OF THE HIGHEST UTILITY TO THE BOTTOM OF PVEMENT REPIR. 6" BEDDING BOVE TOP OF THE HIGHEST UTILITY PIPE TO CONFORM TO SECTION 208 HIGHEST EXISTING UTILITY(S) TYPE B - KEYHOLE REPIR REQUIRED FOR ROW WIDTH GRETER THN 60' OPTIONL FOR ROW WIDTH 60' OR LESS 1. CUT ND REMOVE PVEMENT PLUG WITH N PPROVED KEYHOLE CORING DEVICE. PVEMENT TO BE CORED SHLL CONTIN NO CRCKS ND SHLL BE T LEST 4" THICK. IF PLUG IS DMGED OR IS LESS THN 4" THICK, REPLCE PLUG WITH "FRMED" SPHLT PLUG FROM N PPROVED SITE. FRMED PLUGS SHLL BE T LEST 4" THICK ND T LEST ONE INCH THICKER THN EXISTING SPHLT. 2. BONDING MTERIL SHLL BE SINGLE COMPONENT CEMENTITIOUS RPID HRDENING, HIGH STRENGTH, WTERPROOF BONDING GENT THT LLOWS THE CORE TO SUPPORT T LEST THREE TIMES SHTO H-25 LODING WITHIN 30 MINUTES OF PPLICTION. BOND GENT MUST SHOW MINIMUM 20 PSI BOND STRENGTH (STM C882) ND MINIMUM 200 PSI COMPRESSIVE STRENGTH (STM C109) IN 30 MINUTES. 18" - 24" 1-1/2" DIMETER DRILLED/CORED PILOT HOLE 18" - 24" POTHOLE PLN VIEW (NOMINL DIMENSIONS) SECTION - 3. GENCY-PPROVED BCKFILL BELOW REPIR SHLL BE PER SECTION FILL KEYHOLE WITH BONDING MTERIL DURING REPIR. 5. PRIOR GENCY PPROVL IS REQUIRED FOR MULTIPLE KEYHOLE REPIRS WITHIN GIVEN RODWY SEGMENT YER WRRNTY IS REQUIRED ON LL REPIRS. BONDING MTERIL PVEMENT PLUG 1-1/2" TO 2" COMPCTED CRUSHED GRVEL (STM C33 #8) POTHOLE PROFILE 215 VRIBLE THICKNESS KEYHOLE POTHOLE EXCVTION ND BCKFILL TYPE - CUT & PTCH REPIR OPTIONL FOR ROW WIDTH 60' OR LESS 1' NOTE: EDGES SHLL BE CUT TO NET VERTICL FCE. POTHOLE PLN VIEW 1' (NOMINL DIMENSIONS) TCK EDGES UTILITY POTHOLE REPIR SPHLT POTHOLE CONCRETE PLCED IN 2" LIFTS. 6" THICKNESS OR PROFILE MTCH EXISTING. DTE