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HomeMy WebLinkAboutC-3.0 V1GENERAL CONSTRUCTION 1. ALL CONSTRUCTION WORK SHALL BE DONE IN ACCORDANCE WITH THE CURRENT VERSION OF THE IDAHO STANDARDS FOR PUBLIC WORKS CONSTRUCTION (ISPWC), THE CITY OF MERIDIAN SUPPLEMENTAL SPECIFICATIONS TO THE ISPWC (AND ANY ADDENDUMS), MERIDIAN DESIGN STANDARDS, THE REQUIREMENTS OF THE ADA COUNTY HIGHWAY DISTRICT (ACHD), AND/OR THE REQUIREMENTS OF THE IDAHO TRANSPORTATION DEPARTMENT (ITD). THE MORE STRINGENT OF ANY OF THESE STANDARDS SHALL BE THE CONTROLLING STANDARDS OR SPECIFICATIONS. 2. THE CONTRACTOR SHALL HAVE A COPY OF THE LATEST CITY OF MERIDIAN STANDARD SPECIFICATIONS AND DRAWINGS ON SITE OR READILY ACCESSIBLE AT ALL TIMES DURING CONSTRUCTION (AVAILABLE ON THE CITY WEBSITE). FAILURE TO HAVE ACCESS TO A CURRENT COPY OF THE STANDARD SPECIFICATIONS ON SITE COULD BE GROUNDS FOR A STOP WORK ORDER UNTIL THE SITUATION IS RESOLVED. 3. THE CONTRACTOR SHALL HAVE PLANS STAMPED 'APPROVED FOR CONSTRUCTION" BY CITY OF MERIDIAN ON SITE AT ALL TIMES. 4. ALL CONTRACTORS, SUBCONTRACTORS, AND UTILITY CONTRACTORS SHALL ATTEND A PRE -CONSTRUCTION CONFERENCE PRIOR TO START OF WORK. 5. CONTRACTORS SHALL NOTIFY THE APPROPRIATE AGENCY WHEN MATERIALS ARE ON SITE OR INSPECTION OF THE WORK IS REQUIRED. NO WORK MAY BEGIN ON ANY PROJECT WITHOUT TWENTY FOUR (24) HOUR PRIOR NOTICE. 6. CONTRACTOR SHALL NOTIFY THE PUBLIC WORKS INSPECTOR 48 HOURS PRIOR TO THE REQUIRED TESTING. THE CONTRACTOR MAY NOT OPEN OR CLOSE WATER VALVES. 7. ALL MATERIAL FURNISHED ON, OR FOR THE PROJECT MUST MEET THE MINIMUM REQUIREMENTS OF THE APPROVING AGENCIES. AT THE REQUEST OF THE APPROVING AGENCY OR THE DESIGN ENGINEER, CONTRACTORS SHALL FURNISH PROOF THAT ALL MATERIALS INSTALLED ON THIS PROJECT MEET THE SPECIFICATION REQUIREMENTS SET FORTH IN GENERAL CONSTRUCTION NOTE NO. 1. B. WORK SUBJECT TO APPROVAL BY ANY GOVERNMENTAL AGENCY MUST BE APPROVED PRIOR TO (A) BACKFILLING TRENCHES FOR PIPE, (B) PLACING OF AGGREGATE BASE; (C) PLACING OF CONCRETE; (D) PLACING OF ASPHALT PAVING. 9. INSPECTION, APPROVAL AND FINAL ACCEPTANCE OF ALL WATER AND SEWER CONSTRUCTION SHALL BE BY THE PUBLIC WORKS DEPARTMENT, AND THEIR DECISION SHALL BE FINAL. SUCH INSPECTIONS SHALL NOT RELIEVE THE CONTRACTOR FROM THE RESPONSIBILITY OF PERFORMING THE WORK IN AN ACCEPTABLE MANNER IN ACCORDANCE WITH THE DEQ/QLPE APPROVED CONSTRUCTION PLANS. 10. ANY DEVIATION FROM THE APPROVED PLANS AND SPECIFICATIONS MUST HAVE THE APPLICABLE AGENCY APPROVAL IN WRITING PRIOR TO CONSTRUCTION. 11. PRIOR TO BEGINNING INSTALLATION OF STREET LIGHTS, THE ELECTRICAL CONTRACTOR SHALL OBTAIN AN ELECTRICAL PERMIT FROM THE BUILDING DIVISION OF THE MERIDIAN PUBLIC WORKS DEPARTMENT. ANY DEVIATION IN STREET LIGHT LOCATIONS FROM THE APPROVED PLANS MUST BE APPROVED IN WRITING FROM THE CITY ENGINEER. WATER 1. CONSTRUCTION OF THE WATER SYSTEM SHALL CONFORM TO THE STANDARDS IN THE "IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08)" AS WELL AS THE STANDARDS AND SPECIFICATIONS REFERRED TO IN GENERAL CONSTRUCTION NOTE NO. 1. 2. THE HORIZONTAL SEPARATION OF POTABLE WATER MAINS AND NON -POTABLE WATER MAINS (SANITARY SEWER, STORM DRAIN, AND IRRIGATION) SHALL BE A MINIMUM OF TEN (10) FEET. WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08) AND SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.16). 3. THE HORIZONTAL SEPARATION OF NON -POTABLE SERVICES AND POTABLE WATER SERVICES OR POTABLE WATER MAINS SHALL BE A MINIMUM OF SIX (6) FEET. WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08) AND SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.16). 4. PLACE WATER SERVICE LINES IN A TWO (2) INCH DIAMETER PIPE SLEEVE WHEREVER THE SERVICE LINE CROSSES A STORM WATER TREATMENT FACILITY (I.E., SEEPAGE BEDS, DRAINAGE SWALES). 5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING CONTINUOUS WATER SERVICE TO ALL EXISTING WATER USERS AFFECTED BY CONSTRUCTION. IF WATER SERVICE MUST BE INTERRUPTED, THE CONTRACTOR SHALL COORDINATE WITH THE PUBLIC WORKS INSPECTOR. PRESSURIZED IRRIGATION 1. THE PRESSURIZED IRRIGATION SYSTEM MUST BE BUILT TO THE STANDARDS OF THE IRRIGATION DISTRICT IN WHICH 1T IS BEING CONSTRUCTED. 2. INSTALL A REDUCED PRESSURE BACKFLOW PREVENTER IN ANY CONNECTION BETWEEN THE POTABLE WATER SYSTEM AND THE PRESSURE IRRIGATION SYSTEM. THE SYSTEM MUST BE APPROVED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY (DEQ) AND THE CITY OF MERIDIAN WATER DEPARTMENT. This Document, and the Concepts, Ideas and Design Incorporated herein are an instrument of professional services and are the Property of Mason and Associates, Inc., therefore they are not to be used in whole or part for any other project without the express Written Authorization of Mason and Associates, Inc.© All construction shall conform to the 2020 edition of the Idaho 0 Standards for Public Works Construction, most current edition of iz a City of Meridian Supplemental Specifications, and the Applicable Q_ Irrigation District Standards. w 4 U, 0 SEWER DRAINAGE O Z 1. CONSTRUCTION OF THE SEWER SYSTEM SHALL CONFORM TO THE STANDARDS IN THE WASTEWATER RULES FOR COMMERCIAL SUBDIVISIONS OR COMMERCIAL PROJECTS R17H PUBLIC MAINS THAT HAVE ON -SITE DRAINAGE SNOISIA38 cv (IDAPA 58.01.16) AS WELL AS THE STANDARDS AND SPECIFICATIONS REFERRED TO IN GENERAL CONSTRUCTION NOTE NO. 1. 1. FOR ANY DRAINAGE FACILITIES WITHIN A PUBLIC RIGHT OF WAY, ACHD OR ITD SHALL BE RESPONSIBLE FOR N N N INSPECTION. FOR ANY PRIVATE DRAINAGE FACILITIES THE PROJECT ENGINEER OR ARCHITECT SHALL BE 2. THE HORIZONTAL SEPARATION OF POTABLE WATER MAINS AND NON -POTABLE WATER MAINS (SANITARY RESPONSIBLE FOR INSPECTION AND CERTIFICATION OF DRAINAGE FACILITIES; HOWEVER ANY ROOF DRAINAGE Q Q SEWER, STORM DRAIN, AND IRRIGATION) SHALL BE A MINIMUM OF TEN (10) FEET. WHERE IT IS AND PIPING TO THE DRAINAGE FACILITIES WILL BE INSPECTED BY THE MERIDIAN PLUMBING OFFICIAL UNDER NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN THE APPROPRIATE PERMIT. cn v> 3 EIGHTEEN (18) INCHES OF VERTICAL SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN m j ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA p > °p j_ 58.01.08) AND SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.16). z 2 w m ROADWAY c? cYi 3. THE HORIZONTAL SEPARATION OF NON -POTABLE SERVICES AND POTABLE WATER SERVICES OR POTABLE O 0 U WATER MAINS SHALL BE A MINIMUM OF SIX (6) FEET. WHERE IT IS NECESSARY FOR A POTABLE WATER 1. ALL CONTRACTORS WORKING WITHIN THE PUBLIC ROAD RIGHT-OF-WAY ARE REQUIRED TO SECURE A MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL RIGHT-OF-WAY CONSTRUCTION PERMIT FROM ACHD OR ITD AT LEAST TWENTY-FOUR (24) HOURS PRIOR SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE TO CONSTRUCTION. ` o e IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08) AND SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.16). 2. ACHD OR ITD WILL INSPECT ALL WORK WITHIN THE PUBLIC RIGHTS -OF -WAY TO INCLUDE UTILITY ra 3 a z TRENCHES ABOVE THE PIPE ZONE. 4. PLACE SEWER SERVICE LINES IN A SIX (6) INCH DIAMETER WATER CLASS PIPE SLEEVE WHEREVER THE w co - '0 SERVICE LINE CROSSES A STORM WATER TREATMENT FACILITY (I.E., SEEPAGE BEDS, DRAINAGE SWALES). 3. THE ENGINEER OF RECORD CERTIFIES THAT THE PLANS ARE PREPARED IN SUBSTANTIAL CONFORMANCE o WITH THE ACHD POLICY AND STANDARDS IN EFFECT AT THE TIME OF PREPARATION. THE ENGINEER ID N ACKNOWLEDGES THAT ACHD ASSUMES NO LIABILITY FOR ERRORS OF DEFICIENCIES IN THE DESIGN. ALL VARIANCES FROM ACHD POLICY SHALL BE APPROVED IN WRITING. THE FOLLOWING VARIANCES LISTED BY CLASS "A" MUNICIPAL WASTEWATER RECLAMATION AND REUSE DATE AND SHORT DESCRIPTION, WERE APPROVED FOR THE PROJECT. a` �,- FOR COMMERCIAL SUBDIVISIONS OR COMMERCIAL PROJECTS THAT HAVE PUBLIC REUSE MAIN OR SERVICES +J 1. CONSTRUCTION OF THE CLASS A EFFLUENT DISTRIBUTION SYSTEM SHALL CONFORM TO THE STANDARDS IN THE SUPPLEMENTARY NOTES IDAHO RECYCLED WATER RULES (IDAPA 58.01.17), WASTEWATER RULES (IDAPA 58.01.16), RECOMMENDED STANDARDS FOR WASTEWATER FACILITIES - GREAT LAKES - UPPER MISSISSIPPI RIVER BOARD OF SANITARY O U ENGINEERS (10 STATES STANDARDS), AWWA MANUAL M24 - CHAPTER 24 AS WELL AS THE STANDARDS AND 1. CONTRACTOR(S) SHALL RETAIN AND PROTECT ALL EXISTING FEATURES BOTH ABOVE AND BELOW GROUND, SPECIFICATIONS REFERRED TO IN GENERAL CONSTRUCTION NOTE NO. 1. UNLESS OTHERWISE NOTED ON THE PLANS OR AS DIRECTED BY THE ENGINEER. 2. THE HORIZONTAL SEPARATION OF CLASS A EFFLUENT DISTRIBUTION MAINS AND POTABLE WATER MAINS SHALL 2. MASON & ASSOCIATES, INC. WILL PROVIDE CONSTRUCTION STAKES AS REQUESTED BY OWNER. BE A MINIMUM OF TEN (10) FEET IN ACCORDANCE WITH IDAPA 58.01.08, "IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS," SUBSECTION 542.07. WHERE IT IS NECESSARY FOR A CLASS A EFFLUENT DISTRIBUTION MAIN 3. EACH CONTRACTOR SHALL BE RESPONSIBLE FOR ACQUIRING ANY NECESSARY NPDES PERMITS, FILING AND POTABLE WATER MAIN TO CROSS, A MINIMUM OF EIGHTEEN (18) INCHES OF VERTICAL SEPARATION SHALL ANY NOI'S, AND PREPARING A POLLUTION PREVENTION PLAN (PPP) IN ACCORDANCE WITH THE BE MAINTAINED AND THE CLASS A EFFLUENT DISTRIBUTION MAIN SHALL BE ENCASED IN A CONTINUOUS PIPE ENVIRONMENTAL PROTECTION AGENCY. CONTACT THE EPA AT (208) 334-9489 FOR THE REQUIRED g SLEEVE TO A DISTANCE ON EACH SIDE OF THE CROSSING EQUAL TO TEN (10) FEET. CLASS A EFFLUENT INFORMATION. SAID PERMIT SHALL BE PRESENTED TO THE OWNER/DEVELOPER AT LEAST 48 HOURS DISTRIBUTION MAINS INSTALLED PARALLEL TO NON -POTABLE WATER MAINS (SANITARY SEWER, STORM DRAIN PRIOR TO THE BEGINNING OF THE CONSTRUCTION. AND IRRIGATION) SHALL BE INSTALLED AT LEAST FIVE (5) FEET HORIZONTALLY FROM THE NON -POTABLE MAIN IF THE NON -POTABLE MAIN IF THE NON -POTABLE MAIN IS LOCATED ABOVE THE CLASS A EFFLUENT MAIN AND 4. CERTAIN CONTROL POINTS WILL BE SET BY THE ENGINEER, OR ITS REPRESENTATIVE, WHICH ARE CRITICAL TO THE CONSTRUCTION STAKING OF THE PROJECT. THESE POINTS WILL BE THREE (3) FEET HORIZONTALLY FROM THE NON -POTABLE MAIN IF THE NON -POTABLE MAIN IS LOCATED BELOW DESIGNATED AT THE t 00 3 THE CLASS A EFFLUENT MAIN. TIME THEY ARE SET AND THE CONTRACTOR SO NOTIFIED. DESTRUCTION OF THESE POINTS BY THE = CONTRACTOR OR HIS SUBCONTRACTORS SHALL BE GROUNDS FOR CHARGING THE CONTRACTOR FOR THE COST OF RE-ESTABLISHING SAID POINTS. MM E � � 3. THE HORIZONTAL SEPARATION OF CLASS A EFFLUENT DISTRIBUTION SERVICES AND POTABLE WATER SERVICES R OR POTABLE WATER MAINS SHALL BE MINIMUM OF SIX (6) FEET. WHERE IT IS NECESSARY FOR A CLASS A 5. ALL CONTRACTORS WORKING WITHIN THE PROJECT BOUNDARIES ARE RESPONSIBLE FOR COMPLIANCE WITH EFFLUENT DISTRIBUTION SERVICE AND A POTABLE WATER MAIN TO CROSS A MINIMUM OF EIGHTEEN (18) 00 ALL APPLICABLE SAFETY LAWS OF ANY JURISDICTIONAL BODY. THE CONTRACTOR SHALL BE RESPONSIBLE INCHES OF VERTICAL SEPARATION SHALL BE MAINTAINED, AND THE CROSSING SHALL BE CONSTRUCTED IN Qj FOR ALL BARRICADES, SAFETY DEVICES AND CONTROL OF TRAFFIC WITHIN AND AROUND THE ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA CONSTRUCTION AREA. 58.01.08) AND SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.016). 6. THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE SHOWN IN AN APPROXIMATE WAY ONLY. THE 4. LABEL ALL IRRIGATION RISERS AND FAUCETS WITH DURABLE TAGS CARRYING THE WARNING CAUTION: RECYCLED CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES BEFORE COMMENCING " i ") WATER -DO NOT DRINK, BOTH IN ENGLISH AND SPANISH. WORK. THE CONTRACTOR AGREES TO BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH OCCUR BY HIS FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES. CONTACT (0 N z z 5. AN APPROVED BACKFLOW PREVENTER IS REQUIRED 1F RECYCLED WATER SYSTEM IS CONNECTED TO THE DIG -LINE AT 1-800-342-1585. 0 N POTABLE WATER SYSTEM. THE DEVICE MUST BE APPROVED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL g o QUALITY (DEQ), THE CITY OF MERIDIAN WATER DEPARTMENT, AND LISTED IN THE MOST CURRENT VERSION OF g 2 THE LIST OF APPROVED BACKFLOW PREVENTION ASSEMBLIES PUBLISHED BY THE FOUNDATION FOR CROSS -CONNECTION CONTROL AND HYDRAULIC RESEARCH, UNIVERSITY OF SOUTHERN CALIFORNIA (USC).CS p O Z Z J cc 6. THE PUBLIC WORKS DEPARTMENT SHALL INSPECT ALL RECYCLED WATER DISTRIBUTION MAINS AND/OR SERVICES. 3 U a W FORTY-EIGHT (48) HOURS ADVANCE NOTICE IS REQUIRED. > _ Z V5 m N 0 EA ON IMGV� p ca in W � 9212 N r9rF OF `'�'�M LU a Lai u- J. �,P o NOT APPROVED FOR CONSTRUCTION p Z usj