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Home My WebLink AboutMAPLE HILL 4TH REPLAT - FDP - FDP110013 - CORRESPONDENCE - UTILITY PLANSMs Emma McArdle 14 December 2010 Page 4 of 4 9. Service connections to structures require an elder valve (sewer shut-off valve) and a cleanout. Elder valves must be installed upstream of the cleanout and a minimum 3-feet from any wall, overhang or other structure that might limit access to the valve. Elder- valves may be purchased from vendors in Fort Collins, Colorado. 10. All construction shall be inspected by District inspector prior to backfill. 11. For off -site sewer line manholes: Manhole rims shall be set flush with the surface when within an all-weather access roadway, rims shall be set 6-inches above grade if they are not within an all-weather access roadway. S:\DEVELOPMEN-RBasins\West_Basin\Cooper_Slough_lnterceptor Subbasin\Maple_Hill\Phase 7\Design Review\2010- 12-14-Desig n-Review-1. doc __. - _ --A Exhibit 2 ly l 1, o �,` o C? l Jyf� ' , �v' �. Ms Emma McArdle 14 December 2010 Page 3 of 4 3201 E. Mulberry Street, Unit Q P.O. Box 1518 To: File Fort Collins, CO 80522 Ph: 970 498-, From: Engineering 0604 Date: 05 September 2008 Fax: 970 498-0701 Subject: Sanitary Sewer Notes for Plan and Profile Sheets Notes 1. All sanitary sewer line construction shall conform to the latest Boxelder Sanitation District "Standards and Specifications for Sanitary Sewer Pipeline Construction and Improvements." 2. All sewer services shall be minimum 4-inch diameter constructed at a slope of 2% from the building to the sewer main, unless otherwise specified and approved by the District. 3.. All 6-inch diameter sewer services shall be constructed at a slope of 1 % from the building to the sewer main. 4. When groundwater is encountered clay cut off :walls shall be installed on the upstream side=of all"manholes,'in the mid -section of each main line run at intervals not to exceed 300-feet, or as required by the District. See detail sheets for clay cut-off wall. detail. 5. Field verify invert elevation of sanitary sewer and basement finished floor elevation for gravity flow prior to constructing foundations. 6. The Contractor shall schedule a pre -construction meeting with Boxelder Sanitation District a minimum of one week before construction to coordinate schedules and clarify any additional District requirements. Contact number is 970-498-0604. 7. Contractor shall notify the District's inspector forty-eight hours prior to start of construction. 8. Contractor shall be responsible for coordinating field locates of all existing utilities prior to any construction. -5:\DEVELOPMENT\Basins\West_Basin\Cooper_Slough Interceptor _SubbasinVulaple_Hill\Phase 7\Design Review\201 - 12-14-Design-Review-1.doc """��\ Ms Emma McArdle 14 December 2010 Page 2 of 4 Exhibit 1 Boxelder Sanitation District Easement Use Language (for Platted Easements Where Sanitary Sewer Will be Installed -.to be Included on all Plats) There shall be no erection or construction of any building or other structure,. or any permanent obstruction, or decrease or substantial increase in ground level, from the finished elevations on this set of plans, in a manner that will interfere with use of the utility easement or impede access over and across the easement for purposes of operation, maintenance or future installation, repair or replacement of an existing or future sanitary sewer. 2. Landscaping in the area of the easement where a sanitary sewer is installed shall not create impediments to ingress and egress, nor shall landscaping material be installed or any trees or shrubs whose height is greater than 2-feet be planted in the easement area that may impinge on the overall operation and maintenance of the infrastructure placed in the easement. Driplines of all trees shall not extend over the installed sanitary sewer line(s). 3. No fence, which may impede access to and across the easement, shall be installed without prior approval from Boxelder Sanitation District. Any such fence, installed with the Boxelder Sanitation District's approval, must have gates to allow access to and across the easement of Boxelder Sanitation District's maintenance vehicles, and must be paid for by the developer or property owner. 4. Boxelder Sanitation District, which owns infrastructure installed in the utility easement, has the right from time to time to enlarge, improve, reconstruct, relocate and replace any underground utility lines, improvements or other appurtenances constructed hereunder with any other number or type of underground utilities and pipelines, or other structures either in the original location or at any alternate location or locations within said utility easement. 5. Boxelder Sanitation District shall have the right to mark the location of its infrastructure by suitable markers set in or on the ground; provided that permanent markers shall be placed in locations which will not interfere with any reasonable use of said utility easement. 6. Boxelder Sanitation District shall have the right to install and maintain a gravel access road within the utility easement for use by District personnel, equipment and vehicles. S:\DEVELOPMENT\Basins\West_Basin\Cooper_Slough_Interceptor_Subbasin\Maple_Hill\Phase 7\Design Review\2010- ;12-14-Design-Review-1.doc 4 !n d 6Pcd \ \�-e rQ4W. I 2,11 L-i1) () 14 December 2010 Emma McArdle City of Ft. Collins, Current Planning PO Box 580 281 N. College Avenue Fort Collins, Colorado 80524 Re: #1810/A Maple Hill, Fourth Replat: 1st Review Dear Ms. McArdle: Plans for the above referenced project were received by Boxelder Sanitation District (District) staff. District staff have reviewed and redlined the drawings. The following comments are to further clarify redlines. Note that not all redlines have been delineated in the comments below (i.e. minor redlines are not described in the comments below). Sheet # Comment 1 a Use Boxelder Sanitation District review signature block (Emailed to Keystone (Cover) Engineering Consultants). Use this block on all drawings where Boxelder signature block is needed. 2 N General Notes, #40: Suggestion — clarify "F.C. Datum" as "NGVD1929" Plat ■ Add Boxelder easement use notes (Exhibit 1, also emailed to Keystone sheet 1 Engineering Consultants Plat ■ Add redline text sheet 2 4 0 MH Numbering: See redline text. Carry this number over to all applicable sheets within drawing set. 6 , ■ Add concrete encasement as redlined (also show on storm sewer sheets) ■ Add District P&P sheet notes (Exhibit 2, also emailed to Keystone Engineering Consultants), see redline, typical all plan and profile sheets 7 ■ Add concrete encasement as redlined (also show on storm sewer sheets) Remove drop MH as redlined 8 Add concrete encasement as redlined also show on storm sewer sheets 21 Add clay cut off wall detail (Emailed to Keystone Engineering Consultants If there are questions, please contact me at 970-498-0604. Thank you. Sincerely RZdy' d ns, P.E. District Engineer 3201 East Mulberry, Unit Q - P.O. Box 1518 • Fort Collins, Colorado 80522 Phone (970) 498-0604 ■ Fax (970) 498-0701 ■ Email bsd@verinet.com