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BLD20140919_Lindgren_ENG1.pdf City of EdmondsBLD20140919 TH 121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221 Website: www.ci.edmonds.wa.us PUBLIC WORK DEPARTMENT Planning • Building • Engineering Engineering Plan Review Comments PermitApplication:Date: #BLD20140919October 23, 2014 th Project Name/Address: Lindgren –17222–76Ave W Contact Person/Address, Fax or E-mail: Reviewer: JENNIFERLAMBERTDivision: ENGINEERING During review of the subjectsubmittal, it was found that the following information, corrections, or clarifications would need to be addressed. All Handouts referred to in these comments can be accessed at our website: www.edmondswa.govunder City Government / Development Services Department / Engineering Division then scroll down to Handouts: GENERAL 1)Please revise the title of Sheet 11 to ‘Site, Utility, and Drainage Plan’. 2)Please remove the title from Sheet 12 ‘DrainagePlan’and label‘Reference Sheet’. a.Showthe utilities that were installed with the short platon this sheet. b.Show the easements. 3)Please add the utility purveyor information. 4)Please add the general construction notes to the plans. They can be found on the City website at http://www.edmondswa.gov/images/COE/Services/Permits_and_Development/Forms_and_Handouts/G ENERAL_NOTES_09.30.2014.pdf. 5)Please add the construction sequence on the plans. See sample on the City website: http://www.edmondswa.gov/images/COE/Services/Permits_and_Development/Forms_and_Handouts/C ONSTRUCTION_SEQUENCE_NOTES-Nov2012.pdf. Please note that a pre-construction meeting is not required for new single family residences. 6)Show all easements and reference the recording numbers. th 7)The Citylimits the number of curb cuts (Driveway approaches) off of 76Ave W. Please either show the driveway for the subject site taking access from the existing driveway north of the site or please explain why you are unable to take access from the existing driveway. a.Please show theaccess driveway approach from theedge of asphalt to the property line. DATE E-MAILED10/23/2014PAGE (1) City of EdmondsBLD20140919 TH 121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221 Website: www.ci.edmonds.wa.us PUBLIC WORK DEPARTMENT Planning • Building • Engineering Engineering Plan Review Comments b.Please note that there is an existing maintenance agreement for the existing driveway that states both Lots 1 and 2 are responsible for the cost of maintenance, operation and repair and/or reconstruction of the driveway.(Recordingnumber 9305280043). c.If the access cannot be taken from the existing driveway, please show a turn around on the th proposed driveway. The City will not approve vehicles to back out onto 76Ave W. d.Please label what type of material will be used for the driveway. Please note that the driveway must be asphalt form edge of road to the property line. Once on private property you may use a different material. e.Please showa minimum of 3’ separation betweenthe drivewayand the existing telephone pole. TESC 1)If adding temporary erosion and sediment control (TESC) to the ‘Site, Utility, and Drainage Plan creates an illegible plan sheet, please provide a separate‘TESC and Grading Plan’. 2)Please add grading calculations. 3)Pleaseshow the construction entrance andreference the Edmonds Standard Detail E1.2. 4)Please add a note to the plans that filter socks will be added to any catch basins downstream from the construction site per Edmonds Standard Detail E1.3. 5)Please reference the Edmonds Standard Detail E1.1for the installation of the silt fence. WATER 1)It appears that a fire sprinkler system is required for this property. The existing water service line from the watermain to the meter is not the appropriate size and a new tap will be required. a.Please show the new line from the watermain to the house. b.Please show the back of the water meter located at the property line (where the water meter is within the right-of-way). c.Please add a note that a 1” meter is to be installed. d.Please label the water service line as 1 ½” and note the pipe material andtracer wire. DATE E-MAILED10/23/2014PAGE (2) City of EdmondsBLD20140919 TH 121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221 Website: www.ci.edmonds.wa.us PUBLIC WORK DEPARTMENT Planning • Building • Engineering Engineering Plan Review Comments SEWER 1)Show the side sewer from the main to the house. 2)Please note if the sewer lateral is proposed or existing. If the existing side sewer and lateralis proposed to be reused, the sewerwill need to be inspected to determine if it can be reused. 3)Please label the pipe material and size. Where the side sewer has 2 or more homes connected the sewer must be 6”. Where the sewer line has only one home connected, the line may be 4”. 4)Add a note that if the existing sewer lineneeds to be replaced, a 6” cleanout at the edge of the City easementlineis required. Please add a note that the 6” cleanout at the edge of easementwill have a 12” cast iron lamphole cover with ½” hexbolts. 5)Show a cleanout located within 2’ of the house, at the property line, at any 90° bend, when there is less than 3’ between two 45° bends, and when there is more than 100’ between cleanouts. 6)Please show the invert elevations at the main or connection point and the house so that slope and coverage can be verified. If the slope of the pipe exceeds 20% the pipe will need to be anchored. STORM 1)Please add the impervious surface chart in Handout #E72 to this sheet. Please note that if the site has more than 5000 sq.ft.of new impervious surfaces, all stormwater management systems must be designed by a licensed engineer. 2)Theexisting onsite stormwater system was designed for 5000 sqft of impervious surfacearea.Please clearly show whatimpervious surface areasdrain to the existing system. 3)Show wherethe surface water runoff from the existing access drivewaydischargesto. 4)Please show where the catch basin located in theexisting access driveway discharges to. 5)You may discharge up to 5000 sqft of impervious surface to the existing system. Any additional surface water runoff willneed todischargeto a separate system, designedper the current City Stormwater Code. Clearly show the proposed surface area that will discharge to the existingsystem. 6)Clearly show which areas will discharge to the proposed system. 7)Clearly show the tightline connection to the stormwater managementsystem. 8)Please show how the surface water runoff from the proposed driveway will be collected and discharged to the onsite stormwater managementsystem. DATE E-MAILED10/23/2014PAGE (3) City of EdmondsBLD20140919 TH 121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221 Website: www.ci.edmonds.wa.us PUBLIC WORK DEPARTMENT Planning • Building • Engineering Engineering Plan Review Comments 9)Please show thedischarge line from the proposed detention system connected to the discharge line of theexisting detention system. 10)Provide invert elevations for all pipes inthe catch basins. 11)Pleaseshow where the footing drains will discharge to.The footing drains are not permitted to drain to the onsite stormwater management system unless approved by a licensed engineer. Typically they discharge to their own drywell system or to the City system(i.e.discharge line from the detention system). DRY UTILITIES 1)Please add a note that all utilities must be underground. Please resubmit 3 copies of the revised plansand associated documents with a written response to each item to a Permit Coordinator. Please contact me at 425-771-0220ext 1321or by e-mail at jennifer.lambert@ci.edmonds.wa.usif you have specific questions regarding these plan corrections. DATE E-MAILED10/23/2014PAGE (4)