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HomeMy WebLinkAboutPrecon meeting notes.docxCITY OF RENTON NE 2nd (SE 132nd) STREET SEWER MAIN EXTENSION U16006822 PRECONSTRUCTION MEETING 06/28/2017 PROJECT PERSONNEL: Rohini Nair, City Project Manager 425-430-7298 Todd Freih, Public Works Inspector 206-999-1832 GENERAL: Call the construction inspection line at 425-430-7203 24 hours before you start work. Notify Fire Dispatch, Renton Police Department, and King County Metro of project construction schedule. Fire Dispatch can be reached at 253-852-2121. The Renton Police Department can be reached at 425-430-7500. King County Metro can be reached at 206-447-1140. King County Department of Transportation should be notified at 206-477-2611 between 24 and 72 hours berfore starting work. CONSTRUCTION HOURS OUTSIDE OF RIGHT OF WAY: 7:00 AM to 8:00 PM Monday thru Friday and 9:00 AM to 8:00 PM on Saturday. Saturday work is by permission only. No work is allowed on Sunday. CONSTRUCTION HOURS INSIDE OF RIGHT OF WAY: Follow approved traffic control plan. Saturday work is by permission only. No work is allowed on Sunday. Follow approved King County ROW permit for work within King County Right-of-Way. RIGHT OF WAY HAUL HOURS: 8:30 AM to 3:30 PM Monday thru Friday. Hauling on Saturday is by permission only. No hauling is allowed on Sunday. Follow approved King County ROW permit for hauling within King County. INSPECTION HOURS: 7:00 AM to 3:30 PM Monday thru Friday. Contractor must call for City inspection before 3:00 PM on the previous day. Inspections outside of inspection hours must be requested. To request work, hauling, and inspections outside of the hours listed above, contact the City no later than three working days prior to the requested activity. Inspections outside of normal working hours (after hours, night work, holiday work, etc.) is subject to overtime billing of $75.00 per hour. Overtime billing is authorized by a completed Authorization of Special Billing form. The Authorization of Special Billing form shall be signed and provided to the City prior to construction permit issuance. Contractors shall use only sets of drawings approved by the City for constructing utility and transportation improvements. Approved drawings are signed by the Project Manager and / or other city staff on each plan sheet. A set of approved drawings shall be kept on-site at all times. RECORD DRAWINGS: It is the responsibility of the contractor and engineer to keep record drawings. All changes to the approved construction plans shall be shown on the record drawings. Record drawings are required to be submitted to the City. Record drawings submitted to the City shall be prepared, stamped, and signed by a Professional Land Surveyor or Professional Engineer licensed in the State of Washington. All plan sheets with utility and transportation improvements including those constructed per design, must be verified, stamped, and signed “As-Built”. Record drawings shall first be submitted to the City for review by the Public Works Inspector. Once the record drawings are approved by the Public Works Inspector, final mylars shall be submitted for City permanent records. Recording of the final plat or short plat or issuance of final occupancy will not be completed until final record drawing mylars are received. If the materials shown on the approved plans differ from those shown in the City standard details, material submittals shall be made to the Project Manager for approval prior to installation. MINOR FIELD CHANGES: Identify the proposed change(s) to the Public Works Inspector. If the Public Works Inspector determines that the change(s) is minor, the Public Works Inspector can approve the change(s) in the field. A summary of any minor changes approved by the Public Works Inspector shall be emailed to the Project Manager. If the Public Works Inspector determines that the change(s) needs further review and approval from other City staff, the contractor shall follow the directions in the Major Field Changes section below. MAJOR FIELD CHANGES: Submit a digital plan clearly showing the proposed change(s) and justification via email to the Project Manager and Public Works Inspector. City staff will respond to the requested change within two business days. The Public Works Inspector cannot give approval for major construction changes in the field. Trenches with City utilities shall be left open for inspection prior to backfill. --0Street Restoration in King County Right of Way is required to conform with King County requirements since the proposed sewer main extension is located within King County right of way. PROJECT CLOSEOUT: A project closeout letter will be sent to the applicant from the Project Manager when the permitted work is nearing completion. TRANSPORTATION: TRAFFIC CONTROL PLAN: An approved traffic control plan in accordance with the Manual on Uniform Traffic Control Devices (MUTCD) is required prior to any construction activity in the right of way. Provide a completed Traffic Control Plan in the City’s form for city review. City will send to King County after City;’s approval of the Traffic Control plan. A traffic control plan should be submitted to the Project Manager for review at least three working days prior to proposed work in the right of way. The traffic control plan shall be submitted with the traffic control plan cover sheet found here: http://rentonwa.gov/uploadedFiles/Living/PBPW/TRANSPOR/FinalTCP(1).pdf. The traffic control plan shall address both roadway / vehicular and sidewalk / pedestrian traffic impacts. STREET RESTORATION: Restoration in King County Right of Way is required to conform with King County requirements since the proposed sewer main extension is located within King County right of way. The King County ROW permit required full width overlay with minimum 1.5” compacted state spec HMA. PAVING: Paving shall be done in accordance with WSDOT Standard Specifications Division 5. Weather limitations from this specification shall be followed. Reference Section 5-04.3(16) for HMA weather limitations. Pavement subgrade and rock surfaces shall be compacted to at least 95% of the maximum density. Paving requirements in King County streets should meet King County standards. TRENCHES: Trenches shall not be left overnight without approval of the Public Works Inspector. Trenches shall be backfilled, plated, or fenced. The proposed method of cover or protection shall be submitted to the Public Works Inspector for approval. Shoring plates and cold mix shall be available on site at all times. The Public Works Inspector will require cold mix for trench restoration in sidewalks or driveways. streets shall be kept clean at all times. Streets shall be swept in a timely manner. Truck washing and / or other measures as approved by the Public Works Inspector may be required for the duration of the project. Construction traffic shall observe all traffic laws. All hauling shall consist of legal loads. The right of way shall remain unobstructed when possible. No stockpiles are allowed in the right of way. All truck maneuvering and materials storage shall occur on-site. CITY UTILITIES SANITARY SEWER: Pipe and materials shall be as indicated on the approved plans and standard notes. Any sewer pipe with less than four feet or greater than fifteen feet of cover shall be Ductile Iron, Class 50, or C900 pipe. When installing sewer main in new roadways, the proposed road prism shall be constructed to subgrade prior to any utility installation. All manholes shall have all interior surfaces, including channeling, coated/sealed with a high solids urethane coating: Wasser MC-Conseal or approved equal. Coating shall be white. Pipe bedding shall be pea gravel or 5/8" minus crushed rock as approved by the Public Works Inspector. Bedding shall extend 1-foot above the pipe and 6-inches below the pipe. Backfill shall be compacted to at least 95% of maximum density. Compaction testing is required. A Number 6 wire shall be wrapped around the stub and extended to the top with a 2” x 4” marker stenciled in white. Contractor shall as-built the invert elevation of all side sewer stubs. If cleanouts are installed, the top and flowline shall be as-built and noted on the record drawings. No shims or wedges shall be used on any utility structure. Contractor will be responsible for TVing of the sewer main. TVing shall occur after channeling and coating is complete. Pressure tests on the main and side sewers shall be per City specifications. Sewer mains may be surveyed after backfill using the manholes as access points. CONDITIONS TO ISSUANCE OF A CONSTRUCTION PERMIT: Pay all system development, special assessment, and other outstanding permit fees. Provide a surety device in the amount calculated by the City’s Bond Quantity Worksheet. The surety device can be a permit bond, assignment of funds, or irrevocable letter of credit. The Bond Quantity Worksheet and form for each time of surety device can be found in the Development Engineering Forms section of the City website located here: http://rentonwa.gov/business/default. aspx?id=42473. Provide a copy of the utility / dirt contractor’s license number. Provide a copy of the utility / dirt contractor’s City of Renton business license number. Provide a signed Authorization of Special Billing.