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Home My WebLink AboutSite Certifications - 07/20/20178/16 Page 1 OVERALL SITE and DRAINAGE CERTIFICATION Commercial, Multi-Family and Subdivision Certification Form and Checklist Project Name: Date: Building Permit Numbers: (Commercial or multi-family) Per the requirement in Fort Collins Stormwater Criteria Manual (FCSCM) Volume 1, Section 6.11, please fill in all applicable items in this Certification Form for Commercial, Multi-Family and Overall Single Family sites. NOTE: several items must be verified during construction. A copy of the approved grading plan must be submitted with the as-built grading plan. (As-built elevations must be written in red next to the approved elevations.) •Use “Yes” for items completed as described. •Use “N/A” for items that are not applicable to the site being certified. •If any blanks are “No,” attach an explanation referencing the item number below. Attach an explanation or description of the as-built condition for any items listed or for anything not listed but shown on the approved construction plans. Provide an as-built redline or Mylar drawing with the following: I.Water Quality and Quantity Detention Basin Certification - FCSCM Vol.2, Ch.10 For multiple detention basins on a site, provide the following for each basin separately: A. Volume: As-built topographic verification is attached at 1-foot (or less) contour intervals and volume verification calculations for the water quality capture volume and the 100-year detention storage volume. 1. Detention basin topography was prepared by a professional land surveyor registered in the state of Colorado. 2.Both proposed and as-built contours are shown on the same plan sheet (dashed lines for proposed and solid lines for as-built). 3.All critical spot elevations as shown on the approved construction plans have been verified and the as-built elevations are shown on the plan sheet. 4.Stage-storage-discharge tables are provided on a separate document. 5.Verification that designed drain time is in compliance with Colorado Revised Statute § 37-92- 602(8) is attached and has been uploaded to the Statewide Compliance Portal (tinyurl.com/COCompliancePortal) for approval. Uploaded documents must include: a.The cover sheet from the approved drainage report b.The stamped certification page from the approved drainage report c.As-built topographic survey d.Stamped certification page from the Overall Site & Drainage Certification e.PDF output from the Stormwater Detention and Infiltration Design Data Speadsheet Accepted 7/20/17 WL 8/16 Page 2 B.Water Quality and Quantity Detention Basin Grading: Attached is as-built verification that there is a minimum 2% positive fall into the concrete trickle pans or flow-line(s) from all areas in the bottom of the detention pond. If there is a “soft pan” in the flow-line, all areas still must meet the minimum 2% grade requirement. 1.Low Flow: Choose one of the following detention basin low flow options as applicable: a. Turf swale for low flow path in detention basin. There is a minimum 2% grade in the flow-line(s) of the detention basin. The flattest as-built grade is . b.Concrete pan for low flow in detention basin. There is a concrete pan installed that meets the grades as shown on the approved construction plans. (Show as-built spot elevations.) c.Soft pan for low flow in detention basin. •Verify and document the soft pan material gradation, trench width and depth - to be verified during construction by engineer. Picture documentation is preferred or engineer’s statement of visual inspection and compliance. (Choose one below.) o There is a soft pan with an underdrain installed that meets the design on the approved construction plans. (Show the underdrain grades, bedding material, geotextile, spot elevations, bends, cleanouts, etc.) o There is soft pan installed without an underdrain but there is a type A or B soil. The soil type must be documented by supplying verification from a registered professional geotechnical engineer. NOTE: Spot elevations are to be within 0.2 ft. +/-. 2. Side Slopes: The as-built side slopes of the detention basin have been calculated and are shown. Indicate the side slope with an arrow and a numerical value (e.g., 6.25:1). The maximum slope allowed is 4:1. Small areas of 3:1 may be acceptable, but slopes steeper than 3:1 must be stabilized or re- graded. Provide documentation if a variance was granted for steeper slopes during the design process. 3.Spillway Certification: The following items must be field verified: a.The location of the spillway is indicated on the as-built plan. b.The width of the spillway is indicated on the as-built plan. c.The elevation(s) of the spillway is shown on the as-built plan. d.A concrete ribbon defines the location and grade of the spillway. e.There is downstream scour protection in the spillway as per the construction plans. Indicate type: (riprap size “D50” gradation and bedding type, geotextile, buried riprap with inches of bury, etc.). f.There are no obstructions in the spillway, such as trees, bushes, sidewalks, landscape features, rocks, etc. 8/16 Page 3 4.Outlet Structure Certification a.The orifice plate for the approved release rate is installed with the correct size and location of the orifice. b.The orifice plate for the water quality outlet is installed with the correct hole size, number of rows and columns of holes. c.The bottom hole on both the water quality and quantity outlets are at the bottom of the plate so no water ponds in front of the plate. d.The well screen is the correct material and is installed as shown on the construction plans. e.100-year overflow grate elevation is . (Elev. A on detail D-46) f.The top elevation of the water quality capture volume is . (Elev. B on detail D-46) g.Overflow grate is made of the correct material, has the correct bar spacing, is hinged at the top and bolted at the bottom. h.The bottom of the outlet box has no obstructions or misalignments that will cause it to retain runoff water and is sloped at 2% towards outlet. II.Channels/Swales - FCSCM Vol.1, Ch.7, Sect.3&4 A. Capacity: The as-built capacity of all the major channels and swales has been verified. They meet or exceed capacity requirements shown in the approved drainage study for this project. 1.All swales are located within the drainage easements as shown on the construction plans. 2.Longitudinal slopes and side-slopes (cross-sections) have been verified. Design criteria requires longitudinal slopes of 2% min. (on vegetated swales) and side-slopes no steeper than 4:1. If these criteria are not met, the certification engineer will write a justification and propose mitigation for each instance or have the issues corrected. If variances to these criteria have previously been approved and are shown on the construction plans, no justification is needed. 3.As-built spot elevations on channels/swales are shown that correspond to spot elevations shown on the approved construction plans. 4.All permanent erosion control measures are installed as shown on the approved construction plans (e.g., drop structures, riprap, TRMs, etc.). (Include pictures and verification of the materials used as part of this verification.) 5.All pans, curbs, storm pipes or other appurtenances appropriately tie into each other in the system. (Pictures at tie-in points suggested.) 6.The minimum freeboard is provided for all channels and swales as shown on the approved construction plans or as identified in the approved drainage study. (Show the freeboard provided on the cross-sections as on the construction plan set or attached as separate documentation.) 7.The low flow portion of all channels or swales is clear of obstructions. (No landscaping, trees, shrubs, sod, etc. infringe on the low flow portion of channels or swales.) 8/16 Page 4 III.Storm Pipes (aka storm drains) - FCSCM Vol.1, Ch.6, Sec. 4 A. Storm Drain Pipe Capacity: The as-built capacity of all pipes installed on this project has been verified and meets or exceeds the capacity requirements shown in the approved drainage study for this project. 1.All storm drain pipe sizes and materials have been verified and are in conformance with the approved construction plans. (Indicate on the plan and profile sheets that they have been verified.) Material and size substitutions must be approved prior to installation. If a pipe size or material was changed during construction, the certification engineer must attach the approval documents or supply them with this certification. Approval documents must include a calculation documenting the capacity equivalency (equal or greater) of the substituted size. 2.The longitudinal slope of the pipe is as shown on the approved construction plans. The acceptable minimum slope is 0.4%. All slopes flatter than the designed slope on the construction plans must be justified with capacity calculations on an attached sheet. 3.The as-built invert elevations have been verified and are shown on the plan and profile sheets of the approved construction plans. B.Storm Drain Pipe Installation Requirements: All pipes are installed in accordance with the approved construction plans. 1.The minimum cover requirements for all pipes have been met as shown on the approved construction plans. These will be called out in critical locations. 2.All encasements and clearances as specified on the approved construction plans have been met. 3.Any specific joint types or construction methods specified on the approved construction plans have been met. (List on a separate sheet and attach to this certification.) IV.Concrete Pans - FCSCM Vol.1, Ch.7, Sec.4.1.3.4 A. Construction/Installation: All concrete pans have been constructed in accordance with the approved construction plans. 1.The concrete pans are the correct size/width as shown on the approved construction plans. 2.The longitudinal slopes of the pans are as shown on the approved construction plans. The certification engineer must justify or mitigate longitudinal slopes less than the minimum of 0.4% unless a flatter slope was approved and is shown on the approved construction plans. Provide mitigation or justification by separate document. 3.The cross-section of the pan is as shown on the construction plans. (Specifically, the pan cross- section is “V” shaped and meets the side slope shown on the detail.) 4.The concrete pans are a minimum of 6 inches thick without reinforcement and a minimum of 4 inches thick with a minimum of 6X6-W14xW14 reinforcement per detail D20B and D20C. (Provide documentation of the reinforcement used if different than shown on the details or on the approved construction plans.) 5.The spot elevations shown on the concrete pan(s) have been verified and are shown on the as- built drawings. 8/16 Page 5 V. Storm Drain Inlets - FCSCM Vol.1, Ch.6, Sec. 3 A. Construction/Installation: All storm drain inlets have been constructed in accordance with the approved construction plans. 1.The size and type of inlets are consistent with the inlets shown on the approved construction plan. Indicate by writing “Verified” on each inlet on the plan sheet or list on a separate document the inlet number(s), type and size (length). If the inlet installed is other than the one on the approved construction plan detail sheet, provide the name and source of the detail with justification for equal or better capacity. 2.The size of the inlet opening is consistent with the approved detail. (Check height and width.) 3.The elevation of the grate (if applicable) is at the elevation shown on the street profile or as indicated by a spot elevation on the construction plans. 4.The as-built invert elevations of all pipes entering and leaving the inlet are shown on the plan and profile sheets within construction tolerance of 0.2 feet. If substantially different, provide justification and capacity calculations to show the capacity is not affected or propose mitigation. 5.The as-built size of the inlet box is as shown on the construction plans or an explanation or justification is attached. 6.All Type C, R, 13 and 16 inlet covers are stenciled or stamped with the following (or an equivalent) designation: NO DUMPING – DRAINS TO POUDRE RIVER. VI.Culverts - FCSCM Vol.2, Ch.9 A. Construction/Installation: All culverts have been constructed and/or installed in accordance with the approved construction plans. 1.All culvert sizes have been verified as indicated on the as-built construction plans as correct. 2.The culvert material type for all culverts installed is as on the approved construction plans and is indicated on the as-built plans. 3.The as-built invert “in and out” elevations have been verified and are indicated on the as-built construction plans. 4.The culvert headwalls or wing walls have been installed as shown on the approved construction plans. Headwalls or wing walls may be needed in the as-built conditions onsite if the slopes adjacent to the culvert are greater than 4:1. Please note areas needing stabilization in the certification narrative. An alternative to consider is a turf reinforcement mat (TRM). VII.Sub-Drains A. Construction/Installation: All sub-drains shown on the construction plans have been installed in accordance with those plans. Sub-drains installed with the sanitary sewer are to be verified on the sanitary sewer plan and profile sheets of the construction plans. (NOTE: Indicate any sub-drains installed after the plans were approved on the as-built plans.) 1.The size of the sub-drains are as approved on the construction plans and are indicated on the as- built plans. 2.The type of sub-drain, in particular the perforated and non-perforated sections of the drain, are as indicated on the approved construction plans. 8/16 Page 6 3.The cover requirements per the construction plans are provided. 4.The cleanouts have been installed at the locations shown on the construction plans and are accessible for cleaning. (Cleanouts can be buried a maximum of 6 inches deep with their locations marked.) 5.The backfill materials for sub-drains are as shown on the approved construction plans. (This includes the type, depth and width.) 6.The geo-textile liner completely wraps the sub-drain and the permeable backfill material unless shown otherwise on the approved construction plans. (Sub-drain pipe wrapped in a sock filter material is accepted only if approved prior to installation.) VIII.Curb Cuts A. Construction: All curb cut openings are constructed in accordance with the approved construction plans. 1.The size (width) of the curb cut opening is as shown on the approved construction plans. 2.The curb cut openings tie into a downstream swale, pipe, or other appurtenances with a smooth transition and there no obstructions such as riprap or sod impeding the flow downstream of the curb cut. IX.Sidewalk Culverts & Chases A. Construction/Installation: All sidewalk culverts have been installed at the locations shown on the approved construction plans. 1.The size (width and length) of the culverts are as shown on the approved construction plans. 2.The cover plate is a minimum 5/8-inch galvanized plate bolted to a galvanized angle iron per the detail shown on the approved construction plans or per the City’s detail. 3.The sidewalk culvert invert “in and out” elevations have been verified and are indicated on the as-built plans. 4.The sidewalk culvert opening is as shown on the approved construction plans or per the City’s detail. 5.There is a smooth transition both on the inlet and outlet ends of the sidewalk culvert with no obstructions such as riprap or sod impeding the flow into or out of the sidewalk culvert. X. Site Grading A. Construction: All common open spaces have been graded in accordance with the approved construction plans. 1.The grading on all common open spaces bordering private lots has been verified as correct and the as-built rear lot corner elevations have been shown on the as-built plans. 8/16 Page 7 2.The as-built contours for “overlot grading” are shown on the as-built construction plans for all common open spaces, tracts, outlots, etc. If not in compliance, please attach a narrative describing the situation for noncompliance and when it may be corrected. An escrow for overlot grading may be required. (NOTE: Residential Lot Grading Certification is a separate process from this Overall Site Certification. It is understood that residential lots will be brought to final grade once the foundation is backfilled so they may be lower than the plan shows at this Overall Site Certification stage.) 3.All turf reinforcement mats (TRMs) have been installed as shown on the approved construction plans and the slopes are stabilized. XI.Riprap - FCSCM Vol.1, Ch.7, Sec.4.4.4.3 A. Construction: All riprap has been installed in the locations and sizes indicated on the approved construction plans. XII.Permanent Erosion Control Fabric - FCSCM Vol.1, Ch.7 A. Construction: All fabric has been installed in the locations and sizes indicated on the approved construction plans. 1.All fabric was installed per the details on the approved construction plans. XIII.Post-Construction Site Cleanup - FCSCM Vol.3, Ch.7 A. Construction: All construction debris and obstructions of any kind have been removed from drainage paths. 1.All construction debris has been removed except in staging area(s). 2.All ruts have been smoothed out in all construction areas. 3.All areas needing reseeding have been identified and future stabilization goals have been coordinated with the Erosion Control Inspector and in accordance with FCSCM Vol.2 Chapter 12. Note the area needing stabilization in the narrative. XIV.Certification of Other Permanent BMPs - FCSCM Vol.2, Ch.8, Sec.2 & FCSCM Vol.2, Ch.12 A.The construction of channel drop structures is in accordance with the approved plan both in location, horizontal dimensions and cross-section. XV.Certification of LID and Water Quality Facilities - FCSCM Vol.3, Ch.4 A.Attached are the During Construction Inspection Checklist for Low Impact Development (LID) and other items to be verified during construction, along with pictures and other required documentation. 8/16 Page 8 XVI. Certification and Erosion Control Measures A. All temporary erosion control measures shall be removed upon stabilization. If at the time of preparing this certification there are any erosion control measures still remaining on the site, please note them in the narrative and verify that they need to remain at this time. If in doubt as to the need for any control measure, please consult with the Erosion Control Inspector at 970-221-6700. XVII.Statement of Compliance A. This certification is signed and stamped. By signing this form, the engineer(s) attests that he/she has visited and observed the site, and to the best of his/her knowledge, the as-built conditions of the drainage facilities are as described in the above form and in the enclosed as-built plans. B.Failure to properly disclose all known information could result in the rejection of this certification and prevent the release of any and all Stormwater Utility permit holds on Building Permits and/or Certificates of Occupancy within this development. XVIII.Signature and Stamp by a Colorado-Registered Professional Engineer Engineer’s contact information: Name: Email: Phone: Company: Address: PE Stamp Figure 1—Alley view facing north Figure 3—Pan entrance from alley Figure 2—North Pedestrian Spine facing east Figure 4—South Drive aisle facing east Figure 1—Alley view facing north Figure 3—Front landscaping Figure 2—North Pedestrian Spine facing west Figure 4—Front roof leader Figure 1—Western most 8” Dome Grate Drain Basin Figure 3—8” Dome Grate Drain Basin Figure 2—8” Dome Grate Drain Basin Figure 4—8” Dome Grate Drain Basin Figure 1—Eastern side of Pedestrian access between buildings most 8” Dome Grate Drain Basin Figure 3—8” Dome Grate Drain Basin Figure 2—Western side of Pedestrian access between buildings most 8” Dome Grate Drain Basin Figure 4—Eastern most 8” Dome Grate Drain Basin Figure 1—Monitoring Well Figure 3—8” Outlet Plate with underdrain pipe Figure 2—Combination inlet and outlet structure Figure 4—Southeastern most 10” Dome Grate Drain Basin and trench grate Stormwater Facility Name: Facility Location & Jurisdiction: User Input: Watershed Characteristics User Defined User Defined User Defined User Defined Watershed Slope =0.020 ft/ft Stage [ft] Area [ft^2] Stage [ft] Discharge [cfs] Watershed Length =273 ft 0.00 600 0.00 0.41 Watershed Area = 0.45 acres 0.50 600 0.50 0.41 Watershed Imperviousness = 100.0%percent 1.00 1,174 1.00 0.41 Percentage Hydrologic Soil Group A = 100.0%percent 1.50 1,159 1.50 0.41 Percentage Hydrologic Soil Group B = 0.0%percent 2.00 1,139 2.00 0.41 Percentage Hydrologic Soil Groups C/D = 0.0%percent 2.50 1,113 2.50 0.41 3.00 1,081 3.00 0.41 Front Range Airport 17 3.50 1,040 3.50 0.41 4.00 988 4.00 0.41 4.50 922 4.50 0.41 5.00 827 5.00 0.41 WQCV Treatment Method = 12.00 hours 5.50 647 5.50 0.41 6.00 600 6.00 0.41 6.50 600 6.50 0.41 6.75 600 6.75 0.41 After completing and printing this worksheet to a pdf, go to: https://maperture.digitaldataservices.com/gvh/?viewer=cswdif create a new stormwater facility, and attach the pdf of this worksheet to that record. Routed Hydrograph Results Design Storm Return Period =WQCV 2 Year 5 Year 10 Year 50 Year 100 Year One-Hour Rainfall Depth =0.53 0.85 1.14 1.41 2.17 2.55 in Calculated Runoff Volume =0.015 0.032 0.043 0.055 0.084 0.100 acre-ft OPTIONAL Override Runoff Volume =acre-ft Inflow Hydrograph Volume =0.015 0.031 0.043 0.054 0.083 0.100 acre-ft Time to Drain 97% of Inflow Volume =0.7 0.8 1.5 1.8 2.7 3.2 hours Time to Drain 99% of Inflow Volume =0.7 0.8 1.5 1.9 2.7 3.3 hours Maximum Ponding Depth =0.00 0.02 0.38 0.79 1.61 2.10 ft Maximum Ponded Area =0.01 0.01 0.01 0.02 0.03 0.03 acres Maximum Volume Stored =0.000 0.000 0.005 0.012 0.033 0.046 acre-ft Stormwater Detention and Infiltration Design Data Sheet Brownes on Howes Fort Collins CO Location for 1-hr Rainfall Depths (use dropdown): Workbook Protected Worksheet Protected SDI_Design_Data_v1.08.xlsm, Design Data 6/20/2017, 7:51 AM WQCV_Trigger = 1 RunOnce= 1 CountA=1 Draintime Coeff=0.8 0 1 2 3 #N/A #N/A 0 1 2 3 #N/A #N/A Check Data Set 1 Check Data Set 1 Stormwater Detention and Infiltration Design Data Sheet Area Discharge 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 0.1 1 10 FL O W [ c f s ] TIME [hr] 100YR IN 100YR OUT 50YR IN 50YR OUT 10YR IN 10YR OUT 5YR IN 5YR OUT 2YR IN 2YR OUT WQCV IN WQCV OUT 0 0.5 1 1.5 2 2.5 0.1 1 10 100 PO N D I N G D E P T H [ f t ] DRAIN TIME [hr] 100YR 50YR 10YR 5YR 2YR WQCV SDI_Design_Data_v1.08.xlsm, Design Data 6/20/2017, 7:51 AM Project: Chamber Model - MC-4500 Units -Imperial Number of Chambers -31 Number of End Caps -2 Voids in the stone (porosity) - 40 % Base of Stone Elevation -77.02 ft Amount of Stone Above Chambers - 12 in Amount of Stone Below Chambers -9 in Area of system -1500 sf Min. Area - Height of System Incremental Single Chamber Incremental Single End Cap Incremental Chambers Incremental End Cap Incremental Stone Incremental Ch, EC and Stone Cumulative System Elevation (inches)(cubic feet)(cubic feet)(cubic feet)(cubic feet)(cubic feet)(cubic feet)(cubic feet)(feet) 81 0.00 0.00 0.00 0.00 50.00 50.00 6073.87 83.77 80 0.00 0.00 0.00 0.00 50.00 50.00 6023.87 83.69 79 0.00 0.00 0.00 0.00 50.00 50.00 5973.87 83.60 78 0.00 0.00 0.00 0.00 50.00 50.00 5923.87 83.52 77 0.00 0.00 0.00 0.00 50.00 50.00 5873.87 83.44 76 0.00 0.00 0.00 0.00 50.00 50.00 5823.87 83.35 75 0.00 0.00 0.00 0.00 50.00 50.00 5773.87 83.27 74 0.00 0.00 0.00 0.00 50.00 50.00 5723.87 83.19 73 0.00 0.00 0.00 0.00 50.00 50.00 5673.87 83.10 72 0.00 0.00 0.00 0.00 50.00 50.00 5623.87 83.02 71 0.00 0.00 0.00 0.00 50.00 50.00 5573.87 82.94 70 0.00 0.00 0.00 0.00 50.00 50.00 5523.87 82.85 69 0.04 0.00 1.27 0.00 49.49 50.76 5473.87 82.77 68 0.12 0.01 3.60 0.02 48.55 52.17 5423.11 82.69 67 0.16 0.03 5.11 0.05 47.94 53.10 5370.94 82.60 66 0.21 0.05 6.47 0.10 47.37 53.94 5317.84 82.52 65 0.27 0.07 8.32 0.14 46.62 55.07 5263.90 82.44 64 0.45 0.09 14.04 0.18 44.32 58.53 5208.83 82.35 63 0.67 0.11 20.62 0.23 41.66 62.51 5150.31 82.27 62 0.80 0.14 24.77 0.28 39.98 65.03 5087.80 82.19 61 0.91 0.17 28.15 0.34 38.61 67.09 5022.76 82.10 60 1.00 0.19 31.09 0.38 37.41 68.88 4955.67 82.02 59 1.09 0.22 33.71 0.43 36.34 70.48 4886.79 81.94 58 1.16 0.24 36.07 0.48 35.38 71.93 4816.31 81.85 57 1.23 0.27 38.25 0.54 34.48 73.28 4744.38 81.77 56 1.30 0.30 40.29 0.60 33.65 74.53 4671.10 81.69 55 1.36 0.32 42.19 0.65 32.86 75.70 4596.57 81.60 54 1.42 0.35 43.98 0.70 32.13 76.81 4520.86 81.52 53 1.47 0.37 45.67 0.74 31.43 77.85 4444.06 81.44 52 1.53 0.39 47.28 0.79 30.77 78.84 4366.21 81.35 51 1.57 0.42 48.81 0.83 30.14 79.79 4287.37 81.27 50 1.62 0.44 50.26 0.88 29.54 80.69 4207.58 81.19 49 1.67 0.46 51.65 0.93 28.97 81.55 4126.90 81.10 48 1.71 0.48 52.98 0.97 28.42 82.37 4045.35 81.02 47 1.75 0.50 54.25 1.01 27.89 83.16 3962.98 80.94 46 1.79 0.53 55.47 1.05 27.39 83.91 3879.82 80.85 45 1.83 0.55 56.64 1.09 26.91 84.64 3795.91 80.77 44 1.86 0.56 57.77 1.13 26.44 85.34 3711.27 80.69 43 1.90 0.58 58.85 1.17 25.99 86.01 3625.93 80.60 42 1.93 0.60 59.89 1.20 25.56 86.65 3539.92 80.52 41 1.96 0.62 60.89 1.24 25.15 87.28 3453.27 80.44 40 2.00 0.64 61.85 1.28 24.75 87.87 3365.99 80.35 39 2.03 0.66 62.78 1.31 24.37 88.45 3278.12 80.27 38 2.05 0.67 63.67 1.35 23.99 89.01 3189.67 80.19 37 2.08 0.69 64.53 1.38 23.64 89.54 3100.66 80.10 36 2.11 0.71 65.35 1.41 23.29 90.06 3011.11 80.02 35 2.13 0.72 66.15 1.45 22.96 90.56 2921.06 79.94 34 2.16 0.74 66.92 1.48 22.64 91.04 2830.50 79.85 33 2.18 0.76 67.66 1.51 22.33 91.50 2739.46 79.77 32 2.21 0.77 68.37 1.54 22.03 91.95 2647.96 79.69 31 2.23 0.79 69.06 1.57 21.75 92.38 2556.01 79.60 30 2.25 0.80 69.71 1.60 21.47 92.79 2463.63 79.52 29 2.27 0.82 70.35 1.64 21.20 93.19 2370.84 79.44 28 2.29 0.84 70.96 1.68 20.94 93.58 2277.64 79.35 27 2.31 0.85 71.54 1.69 20.71 93.94 2184.06 79.27 26 2.33 0.86 72.10 1.72 20.47 94.29 2090.12 79.19 25 2.34 0.87 72.64 1.74 20.25 94.63 1995.82 79.10 24 2.36 0.89 73.16 1.77 20.03 94.96 1901.19 79.02 23 2.38 0.90 73.65 1.80 19.82 95.27 1806.24 78.94 22 2.39 0.91 74.12 1.82 19.62 95.56 1710.97 78.85 21 2.41 0.92 74.57 1.84 19.43 95.85 1615.40 78.77 20 2.42 0.93 75.00 1.87 19.25 96.12 1519.56 78.69 19 2.43 0.95 75.40 1.89 19.08 96.38 1423.44 78.60 18 2.44 0.96 75.79 1.91 18.92 96.62 1327.06 78.52 17 2.46 0.97 76.16 1.93 18.76 96.85 1230.44 78.44 16 2.47 0.98 76.50 1.96 18.62 97.07 1133.58 78.35 StormTech MC-4500 Cumulative Storage Volumes 1198 sf min. area Include Perimeter Stone in Calculations Click Here for Metric You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com) CS CS CS VAULT ELEC VAULT ELEC VAULT ELEC VAULT CABLE E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E CTV CT V CT V CT V CT V CT V CT V CT V CT V CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV X X XXXX X X X X OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE OHE FO FO FO FO FO FO FO FO FO FO FO FO FO FO FO FO FO GGGG GGGG SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS W W W W W W W W W W W W W W W W W W W W W W E E E E E E E E E TRANS ELEC ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST SSSSS S WWWWWW E E E G UD UD UD UD UD UD UD UD UD UD UD UD UD UD UD G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G F E E E E E E E E E HO W E S S T R E E T (6 0 ' P U B L I C R O W ) 6' EXISTING UTILITY EASEMENT 4' P U B L I C S I D E W A L K PROPERTY LINE RO W L I N E RO W L I N E EXISTING DRIVEWAY 5' P U B L I C S I D E W A L K 7.00 LF 6" PVC @ 25.21% 23.72 LF 6" PVC @ 2.00% 23.94 LF 4" PVC @ 2.00% 53.33 LF 15" RCP @ 1.31% 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBINGTRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) INSTALL CITY CURB STOPS 22 ± L F 3 / 4 " W . S . 22 ± L F 3 / 4 " W . S . 22 ± L F 3 / 4 " W . S . 22 ± L F 3 / 4 " W . S . 1"x3/4" TEE W/ STIFFENER (TYP.) 1"x3/4" TEE W/ STIFFENER (TYP.) 1"x3/4" TEE W/ 3/4"x1" REDUCER (W) & STIFFENER (TYP.) INSTALL 2-1" SERVICES EXISTING 8" WATER LINE APPROXIMATE LIMITS OF ASPHALT PATCHING (SEE NOTE 7) COMMON PRIVATE DOMESTIC WATER SERVICE ELECTRIC METERSELECTRIC TRANSFORMER ELECTRIC SERVICE GAS SERVICE APPROXIMATE LIMITS OF ASPHALT PATCHING (SEE NOTE 7) 10 ' P A R K W A Y EX I S T I N G 5 ' S I D E W A L K APPROXIMATE LOCATION OF EXISTING ELECTRICAL SERVICE PROPOSED FENCE (BY RUSSELL+MILLS STUDIOS) EXISTING ELECTRIC TRANSFORMER EXISTING SERVICE TO BE REUSED FOR IRRIGATION LOT 2LOT 1 LOT 3 LOT 4 LOT 5 LOT 6 TRACT A 10 . 2 3 L F 4" P V C @ 2 . 5 0 % 10 . 1 0 L F 4" P V C @ 2 . 5 0 % 9. 9 9 L F 4" P V C @ 2 . 5 0 % 9. 9 0 L F 4" P V C @ 2 . 5 0 % 9. 7 9 L F 4" P V C @ 2 . 5 0 % 9. 6 6 L F 4" P V C @ 2 . 5 0 % 9. 5 8 L F 4" P V C @ 2 . 5 0 % 10 . 3 8 L F 4" P V C @ 2 . 5 0 % EXISTING 8" SANITARY SEWER LINE TR A S H EN C L O S U R E 51± LF 1" W.S.24± LF 1" W.S. 134± LF 1" W.S. 24± LF 1" W.S. 45 ± L F 3 / 4 " W . S . 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) CURB STOP W/ TRAFFIC RATED BOX 45 ± L F 3 / 4 " W . S . 1"x3/4" TEE W/ 3/4"x1" REDUCER (W) & STIFFENER (TYP.) 75 . 3 7 L F 8 " P V C @ 0 . 5 0 % GAS METERS STORM DRAIN SEE SHEET C3.02 7.00 LF 6" PVC @ 25.21% 24.00 LF 4" PVC @ 2.00% 23.94 LF 6" PVC @ 2.00% SS SERVICE E1 INV. IN=4974.40 (S) INV. IN=4974.40 (W) INV. OUT=4974.40 (N) SS SERVICE E5 INV. IN=4978.64 (S) INV. OUT=4978.64 (E) FG=4984.62 SS SERVICE E4 INV. IN=4978.16 (W) INV. OUT=4978.16 (E) FG=4984.57 SS SERVICE E3 INV. IN=4977.69 (W) INV. OUT=4977.69 (E) FG=4984.53 MONITORING WELL INV. IN=4981.84 (S) INV. OUT=4981.76 (E) FG=4985.05 COMBINATION INLET W/ ORIFICE PLATE OVER OUTLET PIPE OPENING INV. IN=4980.81 (S) INV. IN=4976.70 (SW) INV. IN=4976.70 (NW) INV. OUT=4976.61 (E) FG=4983.73 STMH INV. IN=4970.26 (S) INV. IN=4975.91 (W) INV. OUT=4970.26 (N) FG=4984.02 INSTALL 6"x4" TEE INV. OUT=4981.10 (E) FG=4984.33 INSTALL 6"x4" TEE INV. OUT=4981.22 (E) FG=4984.42 INSTALL 6"x4" TEE INV. OUT=4981.34 (E) FG=4984.51 INSTALL 6"x4" TEE INV. OUT=4981.41 (E) FG=4984.75 INSTALL 6"x4" TEE INV. OUT=4981.53 (E) FG=4984.89 INSTALL 6"x4" TEE INV. OUT=4981.65 (E) FG=4984.98 8" DRAIN BASIN W/ 8" DOME GRATE INV=4982.08 (N&S) FG=4985.30 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.97 (N&S) FG=4985.29 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.85 (N&S) FG=4985.28 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.74 (N&S) FG=4985.27 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.67 (N&S) FG=4984.79 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.55 (N&S) FG=4984.78 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.44 (N&S) FG=4984.78 8" DRAIN BASIN W/ 8" DOME GRATE INV=4981.33 (N&S) FG=4984.77 INLET/OUTLET FOR UNDERGROUND DETENTION STRUCTURE INV. OUT=4977.13 (NE) FG=4983.96 10" DOME GRATE W/ 10" DRAIN BASIN INV. OUT=4981.28 (N) FG=4987.11 SS SERVICE W1 INV. IN=4974.40 (W) INV. IN=4974.39 (S) INV. OUT=4974.39 (N) SS SERVICE W3 INV. IN=4979.32 (W) INV. OUT=4979.32 (E) FG=4984.96 SS SERVICE W4 INV. IN=4979.97 (W) INV. OUT=4979.80 (E) FG=4985.01 SS SERVICE W5 INV. IN=4980.45 (S) INV. OUT=4980.45 (E) FG=4985.08 9' UTILITY EASEMENT EXISTING SIDEWALK (TO BE REMOVED) EXISTING SIDEWALK (TO BE REMOVED) MONITORING WELL INV. OUT=4976.99 (E) FG=4984.68 SANITARY SERVICES SEE SHEET C3.01 157.83 LF 6" PVC @ 2.00% 76.05 LF 6" PVC @ 2.00% 11.25° VERTICAL BEND SS SERVICE W2 INV. IN=4976.16 (W) INV. OUT=4976.16 (E) FG=4984.19 76.05 LF 6" PVC @ 2.00% 11.25° VERTICAL BEND SS SERVICE E2 INV. IN=4976.16 (W) INV. OUT=4976.16 (E) FG=4984.19 7.86 LF 30" HDPE @ 5.50% 3.31 LF 6" PERFORATED PVC @ 0.20% 155 LF TRENCH DRAIN (GRATE PER LANDSCAPE) INSPECTION WELL INSPECTION WELL MONITORING WELL INV. IN=4980.86 (S) INV. IN=4980.96 (W) INV. OUT=4980.86 (N) FG=4984.18 CONNECT TO TRENCH DRAIN INV. OUT=4984.94 (E) FG=4987.74 4.60 LF 6" PVC @ 0.50% 2.19 LF 8" PVC @ 0.40% INSTALL 8"x6" TEE INV. OUT=4981.27 (N) FG=4987.67 21.53 LF 6" PERF. @ 0.50% 24.00 LF 6" PERF. @ 0.50% 23.61 LF 6" PERF. @ 0.50% 14.66 LF 6" PERF. @ 0.50% 23.61 LF 6" PERF. @ 0.50% 24.00 LF 6" PERF. @ 0.50% 21.50 LF 6" PERF. @ 0.50% 5.82 LF 6" PERF. PVC @ 0.50% CURB STOP W/ TRAFFIC RATED BOX CURB STOP W/ TRAFFIC RATED BOX 17.06 LF 8" PVC @ 0.50% ROOFLEADER 23.78 LF 8" PVC @ 0.50% ROOFLEADER 35.09 LF 8" PVC @ 0.50% ROOFLEADER 23.92 LF 8" PVC @ 0.50% ROOFLEADER 23.92 LF 8" PVC @ 0.50% ROOFLEADER INSTALL 8"x4" TEE INV. OUT=4981.86 (E) FG=4988.37 INSTALL 8"x4" TEE INV. OUT=4981.74 (E) FG=4988.37 INSTALL 8"x4" WET TAP W/ 4" G.V. & T.B. CURB STOP W/ TRAFFIC RATED BOX CURB STOP W/ TRAFFIC RATED BOX CURB STOP W/ TRAFFIC RATED BOX 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) 3/4" WATER SERVICE (TYP.) (SEE NOTES 9 & 10) 2± LF 4" PVC FIRE SERVICE 33 ± L F 4 " P V C F I R E S E R V I C E 5± LF 4" PVC FIRE SERVICE 114± LF 4" PVC FIRE SERVICE INSTALL 45° BEND W/ T.B. INSTALL 45° BEND W/ T.B. INSTALL 45° BEND W/ T.B. INSTALL 45° BEND W/ T.B. INSTALL 8"x4" TEE INV. OUT=4981.98 (E) FG=4988.37 INSTALL 8"x6" TEE W/ CLEANOUT INV. OUT=4981.24 (N) FG=4994.53 1" W.S. LOWERING BY DEFLECTION INSTALL 8"x4" TEE INV. OUT=4981.56 (E) FG=4987.87 INSTALL 8"x4" TEE INV. OUT=4981.44 (E) FG=4987.88 INSTALL 8"x4" TEE INV. OUT=4981.32 (E) FG=4987.87 INSTALL 8" CLEANOUT INSTALL 6"x4" TEE INV. OUT=4980.99 (E) FG=4984.26 24.26 LF 8" PVC @ 0.50% ROOFLEADER //////////////////////////////// W W W W W W W W W W W W CS CS //////////////////////////////// 2-1" SERVICES 4" G.V. W W W W W W W W W W 60± LF 1" W.S. 60± LF 1" W.S. CURB STOPS D V.P. VAULT ELEC V.P.V.P.V.P.V.P.V.P.V.P.V.P. VAULT ELEC ELEC V.P.V.P.V.P.V.P.V.P.V.P. V.P. V.P. VAULT ELEC E E E E E E E EL E C V.P. V.P. C.O.C.O.C.O.C.O.C.O.C.O. / / / / / / / / / / / / / / / / / / / S / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / S S S S S Sheet Of 18 Sheets BR O W N E S O N H O W E S DR A W I N G F I L E N A M E : D : \ P r o j e c t s \ 1 0 3 3 - 0 0 1 \ D w g \ R e c o r d D r a w i n g s \ 1 0 3 3 - 0 0 1 _ U T I L _ A B . d w g L A Y O U T N A M E : C 3 . 0 0 D A T E : M a r 1 6 , 2 0 1 7 - 1 1 : 0 6 a m C A D O P E R A T O R : m a s o n LI S T O F X R E F S : [ N E S - x b o r d e r ] [ 1 0 3 3 - 0 0 1 _ x S i t e ] [ 1 0 3 3 - 0 0 1 _ x P u t i l ] [ 1 0 3 3 - 0 0 1 _ x A d j ] [ 1 0 3 3 - 0 0 1 _ x E x s t ] [ 1 2 1 2 - 0 0 1 A s B u i l t _ U T I L ] 30 1 N o r t h H o w e s S t r e e t , S u i t e 0 1 0 Fo r t C o l l i n s , C o l o r a d o 8 0 5 2 1 E N G I N E E R N G I E H T R O N R N PH O N E : 9 7 0 . 2 2 1 . 4 1 5 8 F A X : 9 7 0 . 2 2 1 . 4 1 5 9 ww w . n o r t h e r n e n g i n e e r i n g . c o m 06.08.15 C3.00 UT I L I T Y P L A N NORTH NOTES: LEGEND: W G CTV E S W SS CALL UTILITY NOTIFICATION CENTER OF COLORADO Know what's below. before you dig.Call R TF ST UD CONNECT PROPOSED GAS SERVICES TO EXISTING MAIN LOCATED ACROSS HOWES ST. 1 1 RECO R D D R A W I N G E E E E E E E E E CTV CTV CTV CTV FO FO FO FO FO FO FO GGG SS SS SS SS SS SS SS W W W W W W W ST ST ST ST ST ST HO W E S S T R E E T (6 0 ' P U B L I C R O W ) PROPERTY LINE RO W L I N E EXISTING DRIVEWAY 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) 4" PVC @ 2.0% SANITARY SERVICE (TYP.) REFER TO PLUMBING TRAFFIC RATED CLEANOUT (TYP.) EXISTING 8" WATER LINE GAS SERVICE PROPOSED FENCE (BY RUSSELL+MILLS STUDIOS) LOT 2LOT 1 LOT 3 LOT 4 LOT 5 LOT 6 EXISTING 8" SANITARY SEWER LINE GAS METERS POSSIBLE CONFLICT (SEE NOTE 14) SSSSS S G UD UD UD UD UD UD UD UD UD UD UD UD UD UD UD G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G INSTALL 2-45° BENDS W/ CLEANOUT (SS SERVICE W5) INV: 4980.45 FG=4985.08 INSTALL 6"x4" TEE w/ 4" REDUCER (W) (SS SERVICE W4) INV: 4979.80 FG=4985.01 INSTALL 6"x4" TEE (SS SERVICE W3) INV: 4979.32 FG=4984.96 INSTALL 11-1/4° VERTICAL BEND (SS SERVICE W2) INV: 4976.16 FG=4984.19 INSTALL SERVICE @ 11-1/4° VERTICALLY (SS SERVICE W1) INV: 4974.39 INSTALL 2-45° BENDS W/ CLEANOUT (SS SERVICE E5) INV: 4978.64 FG=4984.62 INSTALL 6"x4" TEE w/ 4" REDUCER (SS SERVICE E4) INV: 4978.16 FG=4984.57 INSTALL 6"x4" TEE (SS SERVICE E3) INV: 4977.69 FG=4984.53 INSTALL 11-1/4° VERTICAL BEND (SS SERVICE E2) INV: 4976.16 FG=4984.19 INSTALL SERVICE @ 11-1/4° VERTICALLY (SS SERVICE E1) INV: 4974.40 7.00 LF 6" PVC @ 25.21% 23.94 LF 6" PVC @ 2.00% 24.00 LF 4" PVC @ 2.00% 157.83 LF 6" PVC @ 2.00% 7.00 LF 6" PVC @ 25.21% 23.72 LF 6" PVC @ 2.00% 23.94 LF 4" PVC @ 2.00% 76.05 LF 6" PVC @ 2.00% 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C R O O F D R A I N 4" P V C U N D E R D R A I N 8" P V C S T O R M EXISTING 48" RCP STORM 15" RCP STORM 6" PV C U N D E R D R A I N 30" HDPE STORM STMH COMBINATION INLET WEST BUILDING SANITARY SERVICE LINE EAST BUILDING SANITARY SERVICE LINE D V.P. V.P.V.P.V.P.V.P.V.P.V.P.V.P. E E E E E E C.O.C.O.C.O.C.O.C.O.C.O. / / / / / / / / / / / / / / / / / / / S / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / S S S S S 4965 4970 4975 4980 4985 4990 4995 5000 5005 4965 4970 4975 4980 4985 4990 4995 5000 5005 10+0011+0012+0012+50 6" PV C @ 2 5 . 2 % 6" PVC @ 2.0% 4" , 2 - 4 5 ° B E N D S (W E S T B U I L D I N G S E R V I C E ) SS S E R V I C E W 5 ST A 1 2 + 2 2 . 7 8 RI M 4 9 8 0 . 8 ± IN V . I N 4 9 8 0 . 4 5 ( S ) IN V . O U T 4 9 8 0 . 4 5 ( E ) 6" x 4 " T E E w / 4 " R E D U C E R (W E S T B U I L D I N G S E R V I C E ) SS S E R V I C E W 4 ST A 1 1 + 9 8 . 7 8 RI M 4 9 8 0 . 3 ± IN V . I N 4 9 7 9 . 9 7 ( W ) IN V . O U T 4 9 7 9 . 8 0 ( E ) 6" x 4 " T E E (W E S T B U I L D I N G S E R V I C E ) SS S E R V I C E W 3 ST A 1 1 + 7 4 . 8 4 RI M 4 9 7 9 . 9 ± IN V . I N 4 9 7 9 . 3 2 ( W ) IN V . O U T 4 9 7 9 . 3 2 ( E ) 11 . 2 5 ° V E R T I C A L B E N D ST A 1 0 + 1 7 . 0 1 RI M 4 9 7 6 . 7 ± IN V . I N 4 9 7 6 . 1 6 ( W ) IN V . O U T 4 9 7 6 . 1 6 ( E ) IN S T A L L S E R V I C E C O N N E C T I O N ST A 1 0 + 1 0 . 0 1 RI M 4 9 7 4 . 9 ± IN V . I N 4 9 7 4 . 4 0 ( W ) 6" x 4 " T E E (E A S T B U I L D I N G S E R V I C E ) SS S E R V I C E E 3 ST A 1 0 + 9 3 . 0 5 RI M 4 9 7 8 . 2 ± IN V . I N 4 9 7 7 . 6 9 ( W ) IN V . O U T 4 9 7 7 . 6 9 ( E ) 6" x 4 " T E E w / 4 " R E D U C E R (E A S T B U I L D I N G S E R V I C E ) SS S E R V I C E E 4 ST A 1 1 + 1 6 . 7 7 RI M 4 9 7 8 . 7 ± IN V . I N 4 9 7 8 . 1 6 ( W ) IN V . O U T 4 9 7 8 . 1 6 ( E ) 4" , 2 - 4 5 ° B E N D S (E A S T B U I L D I N G S E R V I C E ) SS S E R V I C E E 5 ST A 1 1 + 4 0 . 7 0 RI M 4 9 7 9 . 0 ± IN V . I N 4 9 7 8 . 6 4 ( S ) IN V . O U T 4 9 7 8 . 6 4 ( E ) ST A . = 1 0 + 8 0 . 9 3 IN V . = 4 9 8 1 . 9 2 4" R O O F D R A I N ST A . = 1 1 + 0 2 . 4 5 IN V . = 4 9 8 1 . 2 8 4" R O O F D R A I N STA.=11+26.45 INV.= 4981.40 4" ROOFDRAIN ST A . = 1 1 + 5 0 . 0 7 IN V . = 4 9 8 1 . 5 1 4" R O O F D R A I N ST A . = 1 1 + 6 4 . 7 2 IN V . = 4 9 8 1 . 5 8 4" R O O F D R A I N ST A . = 1 1 + 8 8 . 3 4 IN V . = 4 9 8 1 . 7 0 4" R O O F D R A I N ST A . = 1 2 + 1 2 . 3 4 IN V . = 4 9 8 1 . 8 2 4" R O O F D R A I N STA.=10+21.93 INV.= 4970.36 48" RCP 18" MIN. ST A . = 1 0 + 7 5 . 1 4 IN V . = 4 9 8 0 . 8 7 8" S T O R M EXISTING GROUND PROPOSED GROUND 6" PVC @ 2.0% (WEST BUILDING SERVICE) 6" PVC @ 2.0% 4" PVC @ 2.0% 6" PVC @ 2.0% 4" PVC @ 2.0% (EAST BUILDING SERVICE) 6" PVC @ 2.0% POSSIBLE CONFLICTS (SEE NOTE 14) CONTRACTOR TO VERIFY LOCATION PRIOR TO CONSTRUCTION. Sheet Of 18 Sheets BR O W N E S O N H O W E S DR A W I N G F I L E N A M E : D : \ P r o j e c t s \ 1 0 3 3 - 0 0 1 \ D w g \ R e c o r d D r a w i n g s \ 1 0 3 3 - 0 0 1 _ S A N S E R V _ A B . d w g L A Y O U T N A M E : C 3 . 0 1 D A T E : M a r 1 6 , 2 0 1 7 - 1 0 : 4 9 a m C A D O P E R A T O R : m a s o n LI S T O F X R E F S : [ 1 0 3 3 - 0 0 1 _ x S i t e ] [ 1 0 3 3 - 0 0 1 _ x A d j ] [ 1 0 3 3 - 0 0 1 _ x E x s t ] [ 1 0 3 3 - 0 0 1 _ x P u t i l ] [ N E S - x b o r d e r ] [ 1 2 1 2 - 0 0 1 A s B u i l t _ U T I L ] 30 1 N o r t h H o w e s S t r e e t , S u i t e 0 1 0 Fo r t C o l l i n s , C o l o r a d o 8 0 5 2 1 E N G I N E E R N G I E H T R O N R N PH O N E : 9 7 0 . 2 2 1 . 4 1 5 8 F A X : 9 7 0 . 2 2 1 . 4 1 5 9 ww w . n o r t h e r n e n g i n e e r i n g . c o m 06.08.15 C3.01 PL A N & P R O F I L E SA N I T A R Y S E R V I C E S NORTH NOTES: LEGEND: W G CTV E SS CALL UTILITY NOTIFICATION CENTER OF COLORADO Know what's below. before you dig.Call R ST UD PROFILE SCALE: SANITARY SERVICES RECO R D D R A W I N G CS VAULT ELEC E E E E E E E E E E E E E E E E E E E CT V CTVCT V CT V CT V CT V CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV X OHE OHE OHE OHE FO FO FO FO FO FO FO FO GGGG SS SS SS SS SS SS SS SS W W W W W W W W ST ST ST ST ST ST ST ST SSSSS S G UD UD UD UD UD UD UD UD UD UD UD UD UD UD UD G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G G HO W E S S T R E E T (6 0 ' P U B L I C R O W ) PU B L I C A L L E Y (2 0 ' P U B L I C R O W ) PROPERTY LINE RO W L I N E RO W L I N E EXISTING DRIVEWAY 10 ' P A R K W A Y EX I S T I N G 5 ' S I D E W A L K LOT 2LOT 1 LOT 3 LOT 4 LOT 5 LOT 6 TR A S H EN C L O S U R E STMH STA 10+00.02 N: 132684.53 E: 193734.41 53.33 LF 15" RCP @ 1.31% COMBINATION INLET STA 10+53.34 N: 132684.83 E: 193681.08 MC - 4500 DETENTION VAULT SEE DETAIL SHEET C6.04 EXISTING STORM DRAIN EXISTING 8" WATER POSSIBLE CONFLICT (SEE NOTE 14) 7.86 LF 30" HDPE @ 5.50% CONNECTION TO VAULT STA 10+61.20 N: 132681.23 E: 193674.10 8" STORM DRAIN SANITARY SERVICES 8.33' 139.50' 6" PERF. PVC UNDERDRAIN INSPECTION WELL STA.=11+93.79 INSPECTION WELL STA.=11+21.06 MONITORING WELL 1 D V.P. VAULT ELEC V.P.V.P.V.P.V.P.V.P.V.P.V.P. E E E E E E E C.O.C.O.C.O.C.O.C.O.C.O. / / / / / / / / / / / / / / / / / / / S / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / S S S S S 4965 4970 4975 4980 4985 4990 4995 5000 5005 4965 4970 4975 4980 4985 4990 4995 5000 5005 9+9010+0011+0012+0012+40 ST M H ST A 1 0 + 0 0 . 0 2 IN V . I N 4 9 7 0 . 2 6 ( S ) IN V . I N 4 9 7 5 . 9 1 ( W ) IN V . O U T 4 9 7 0 . 2 6 ( N ) 53.33 LF 15" RCP @ 1.31% CO M B I N A T I O N I N L E T ST A 1 0 + 5 3 . 3 4 IN V . I N 4 9 8 0 . 8 1 ( S ) IN V . I N 4 9 7 6 . 7 0 ( S W ) IN V . I N 4 9 7 6 . 7 0 ( N W ) IN V . O U T 4 9 7 6 . 6 1 ( E ) MC - 4500 139.50' x 8.33' DETENTION VAULT (SEE DETAIL SHEET C6.04) AP P R O X . E L E C T R I C C R O S S I N G ST A . = 1 0 + 2 1 . 4 5 AP P R O X . F I B E R O P T I C C R O S S I N G ST A . = 1 0 + 2 7 . 2 7 ABANDONED 8" WATER STA.=10+15.96 CONTRACTOR TO VERIFY UTILITY LOCATION PRIOR TO CONSTRUCTION. 7.86 LF 30" HDPE @ 5.50% EXISTING GROUND PROPOSED GROUND 60" CROSS-SECTION SEE DETAIL SHEET C6.04 INSPECTION WELL STA.=11+21.06 INSPECTION WELL STA.=11+93.79 INSTALL ORIFICE PLATE OVER OUTLET PIPE POSSIBLE CONFLICTS (SEE NOTE 14) VARIES 15" MIN. Va u l t C o n n e c t i o n ST A 1 0 + 6 1 . 2 0 IN V . O U T 4 9 7 7 . 1 3 ( N E ) 100-YEAR ORIFICE SOLID UNDERDRAIN FOR WATER QUALITY Sheet Of 18 Sheets BR O W N E S O N H O W E S DR A W I N G F I L E N A M E : D : \ P r o j e c t s \ 1 0 3 3 - 0 0 1 \ D w g \ R e c o r d D r a w i n g s \ 1 0 3 3 - 0 0 1 _ S T R M _ A B . d w g L A Y O U T N A M E : C 3 . 0 2 D A T E : M a r 1 6 , 2 0 1 7 - 1 1 : 0 7 a m C A D O P E R A T O R : m a s o n LI S T O F X R E F S : [ N E S - x b o r d e r ] [ 1 0 3 3 - 0 0 1 _ x S i t e ] [ 1 0 3 3 - 0 0 1 _ x A d j ] [ 1 0 3 3 - 0 0 1 _ x E x s t ] [ 1 0 3 3 - 0 0 1 _ x P u t i l ] [ 1 0 3 3 - 0 0 1 _ x P g r a d ] [ 1 2 1 2 - 0 0 1 A s B u i l t _ U T I L ] 30 1 N o r t h H o w e s S t r e e t , S u i t e 0 1 0 Fo r t C o l l i n s , C o l o r a d o 8 0 5 2 1 E N G I N E E R N G I E H T R O N R N PH O N E : 9 7 0 . 2 2 1 . 4 1 5 8 F A X : 9 7 0 . 2 2 1 . 4 1 5 9 ww w . n o r t h e r n e n g i n e e r i n g . c o m 06.08.15 C3.02 PL A N & P R O F I L E ST O R M D R A I N NORTH NOTES: LEGEND: W G CTV E SS CALL UTILITY NOTIFICATION CENTER OF COLORADO Know what's below. before you dig.Call R ST UD PROFILE SCALE: STORM DRAIN 1 RECO R D D R A W I N G CS CS X X X ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST ST UD UD UD UD UD UD UD UD UD UD UD UD UD UD UD MAIN FLOOR FFE=95.72 4 RISERS INFLOW CURB & GUTTER 10" DRAIN BASIN W/ 10" DOME GRATE MONITORING WELL COMBINATION INLET W/ ORIFICE PLATE HO W E S S T R E E T (6 0 ' P U B L I C R O W ) EXISTING 6' UTILITY EASEMENT 4' P U B L I C S I D E W A L K PU B L I C A L L E Y (2 0 ' P U B L I C R O W ) PROPERTY LINE PROPERTY LINE RO W L I N E RO W L I N E EXISTING DRIVEWAY 5' P U B L I C S I D E W A L K LOT 2LOT 1 LOT 3 LOT 4 LOT 5 LOT 6 TR A S H EN C L O S U R E FENCE (BY RUSSELL+MILLS STUDIOS) UNDERGROUND DETENTION STRUCTURE BOLLARD 30" VERTICAL CURB & GUTTER DRIVEWAY CUT SEAT WALL (REFER TO STRUCTURAL PLANS) LANDSCAPE WALL w/ FENCE (REFER TO STRUCTURAL PLANS) LANDSCAPE WALL W/ FENCE RAISED PLANTER BED (REFER TO STRUCTURAL PLANS) MAIN FLOOR FFE=95.72 MAIN FLOOR FFE=95.72 MAIN FLOOR FFE=95.22 MAIN FLOOR FFE=95.22 MAIN FLOOR FFE=95.22 BUILDING 2BUILDING 1 10 ' P A R K W A Y EX I S T I N G 5 ' S I D E W A L K TIE TO EXIST TIE TO EXIST 5 RISERS 11 RISERS 5 RISERS 11 RISERS 5 RISERS 11 RISERS 5 RISERS 11 RISERS 4 RISERS 6" BARRIER CURB (TYP.) DEPRESSED ISLAND (TYP.) 12.13'9.83'12.17'9.76' TREE TO BE PROTECTED TREE TO BE PROTECTED TREE TO BE PROTECTED (SEE NOTE 7) TRENCH DRAIN TRENCH DRAIN CONNECT TO TRENCH DRAIN INSPECTION WELL INSPECTION WELL 11 RISERS 5 RISERS 11 RISERS 5 RISERS 11 RISERS 5 RISERS 6" BARRIER CURB (TYP.) 6" BARRIER CURB (TYP.) 6" BARRIER CURB (TYP.) CONCRETE PAVEMENT SECTION DETENTION VAULT BARRIER CURB PR O P E R T Y L I N E GARAGE FINISHED FLOOR MAIN FLOOR LOWER FLOOR 11 RISERS 5 RISERS 5' WALK LANDSCAPE WALL (REFER TO STRUCTURAL PLAN) FENCE PR O P E R T Y L I N E Sheet Of 18 Sheets BR O W N E S O N H O W E S DR A W I N G F I L E N A M E : D : \ P r o j e c t s \ 1 0 3 3 - 0 0 1 \ D w g \ R e c o r d D r a w i n g s \ 1 0 3 3 - 0 0 1 _ G R A D _ A B . d w g L A Y O U T N A M E : C 4 . 0 0 D A T E : M a r 1 6 , 2 0 1 7 - 1 0 : 5 2 a m C A D O P E R A T O R : m a s o n LI S T O F X R E F S : [ N E S - x b o r d e r ] [ 1 0 3 3 - 0 0 1 _ x T o p o ] [ 1 0 3 3 - 0 0 1 _ x E x s t ] [ 1 0 3 3 - 0 0 1 _ x P g r a d ] [ 1 0 3 3 - 0 0 1 _ x P u t i l ] [ 1 0 3 3 - 0 0 1 _ x S i t e ] [ 1 0 3 3 - 0 0 1 P r o p o s e d ] [ 1 0 3 3 - 0 0 1 S u b g r a d e ] [ 1 2 1 2 - 0 0 1 A s B u i l t _ G R A D ] 30 1 N o r t h H o w e s S t r e e t , S u i t e 0 1 0 Fo r t C o l l i n s , C o l o r a d o 8 0 5 2 1 E N G I N E E R N G I E H T R O N R N PH O N E : 9 7 0 . 2 2 1 . 4 1 5 8 F A X : 9 7 0 . 2 2 1 . 4 1 5 9 ww w . n o r t h e r n e n g i n e e r i n g . c o m 06.08.15 C4.00 GR A D I N G P L A N LEGEND: NOTES: TF NORTH CALL UTILITY NOTIFICATION CENTER OF COLORADO Know what's below. before you dig.Call R CROSS SECTION - NORTH TO SOUTH ST UD 1 1 RECO R D D R A W I N G VA U L T CA B L E XX X X X OH E OH E OH E OH E OH E OH E OH E W W EXISTING EDGE OF ASPHALT PUBLIC ALLEY (20' ROW) 30" VERTICAL CURB & GUTTER TIE TO EXISTING 30" VERTICAL CURB & GUTTER TIE TO EXISTING EDGE OF ASPHALT 30" VERTICAL CURB & GUTTER EXISTING EDGE OF ASPHALT EXISTING GATE LOT 1 END CURB & GUTTER EXISTING TEMPORARY ASPHALT CURB EXISTING TEMPORARY FLOWLINE PROPOSED CONCRETE ACCESS DRIVE LOT 2 LOT 3 EXISTING 4' CROSS PAN 30" VERTICAL CURB & GUTTER SAW-CUT LINE 7' 1 EXISTING ASPHALT (TO BE REMOVED & REPLACED) 22.5' PUBLIC & EMERGENCY ACCESS EASEMENT 4975 4980 4985 4990 4995 5000 5005 4975 4980 4985 4990 4995 5000 5005 8+25 9+00 10+00 11+00 12+00 12+75 -0.50%0.50% 0.90% PV I S T A = 1 0 + 0 0 . 0 0 PV I E L E V = 4 9 8 5 . 4 9 PV I S T A = 1 0 + 6 8 . 9 3 PV I E L E V = 4 9 8 5 . 1 5 PV I S T A = 1 0 + 9 6 . 4 9 PV I E L E V = 4 9 8 5 . 2 8 PV I S T A = 1 0 + 9 9 . 1 9 PV I E L E V = 4 9 8 5 . 3 1 0.50%-0.50% PV I S T A = 8 + 5 0 . 0 0 PV I E L E V = 4 9 8 5 . 2 5 PV I S T A = 1 0 + 0 0 . 0 0 PV I E L E V = 4 9 8 5 . 4 9 20.0' VC HP ELEV = 4985.72 HP STA = 9+49.29 PVI STA = 9+49.29 PVI ELEV = 4985.74 BV C S : 9 + 3 9 . 2 9 BV C E : 4 9 8 5 . 6 9 EV C S : 9 + 5 9 . 2 9 EV C E : 4 9 8 5 . 6 9 A.D. = 1.00 K = 20.00 0.50%-0.50% PV I S T A = 8 + 5 0 . 0 0 PV I E L E V = 4 9 8 5 . 2 5 PV I S T A = 1 0 + 0 0 . 0 0 PV I E L E V = 4 9 8 5 . 4 9 -0.50%-1.42% PV I S T A = 1 1 + 5 4 . 1 7 PV I E L E V = 4 9 8 5 . 8 8 PV I S T A = 1 2 + 1 9 . 1 7 PV I E L E V = 4 9 8 5 . 5 5 PV I S T A = 1 2 + 5 6 . 7 5 PV I E L E V = 4 9 8 4 . 9 4 PV I S T A = 1 2 + 6 4 . 2 6 PV I E L E V = 4 9 8 4 . 7 4 -0.50%-1.42% -2.00% -2.75% PV I S T A = 1 2 + 1 9 . 1 7 PV I E L E V = 4 9 8 5 . 5 5 PV I S T A = 1 2 + 5 6 . 7 5 PV I E L E V = 4 9 8 4 . 9 4 PV I S T A = 1 2 + 6 4 . 2 6 PV I E L E V = 4 9 8 4 . 7 4 13.0' VC PVI STA = 12+44.17 PVI ELEV = 4985.20 BV C S : 1 2 + 3 7 . 6 7 BV C E : 4 9 8 5 . 2 9 EV C S : 1 2 + 5 0 . 6 7 EV C E : 4 9 8 5 . 0 7 A.D. = 0.58 K = 22.41 0.90%1.30%1.70% -0.50% PV I S T A = 1 1 + 0 6 . 4 1 PV I E L E V = 4 9 8 5 . 3 7 PV I S T A = 1 1 + 1 6 . 4 1 PV I E L E V = 4 9 8 5 . 5 0 PV I S T A = 1 1 + 5 4 . 4 8 PV I E L E V = 4 9 8 5 . 8 8 22.0' VC HP ELEV = 4985.90 HP STA = 11+47.99 PVI STA = 11+41.99 PVI ELEV = 4985.94 BV C S : 1 1 + 3 0 . 9 9 BV C E : 4 9 8 5 . 7 5 EV C S : 1 1 + 5 2 . 9 9 EV C E : 4 9 8 5 . 8 8 A.D. = 2.20 K = 10.00 150' FUTURE DESIGN SOUTH 99.19' ALLEY IMPROVEMENTS TO BE CONSTRUCTED 55.29' FUTURE DESIGN NORTH 109.78' PER DESIGN OF CHERRY STREET LOFTS TIE TO EXISTING CURB & GUTTER TIE TO EXISTING GROUNDPROPOSED GRADE AT FLOWLINE EXISTING GROUND X PUBLIC ALLEY (20' ROW) SAW-CUT LINE EXISTING ASPHALT (TO BE REMOVED & REPLACED) 18" OUTFALL CURB & GUTTER 6"- 0" CURB TRANSITION (SEE DETAIL SHEET C6.00)BOLLARD 30" VERTICAL CURB & GUTTER 6" BARRIER CURB Sheet Of 18 Sheets BR O W N E S O N H O W E S DR A W I N G F I L E N A M E : D : \ P r o j e c t s \ 1 0 3 3 - 0 0 1 \ D w g \ R e c o r d D r a w i n g s \ 1 0 3 3 - 0 0 1 _ S T R T _ A B . d w g L A Y O U T N A M E : C 5 . 0 0 D A T E : M a r 1 6 , 2 0 1 7 - 1 0 : 5 3 a m C A D O P E R A T O R : m a s o n LI S T O F X R E F S : [ 1 0 3 3 - 0 0 1 _ x A d j ] [ 1 0 3 3 - 0 0 1 _ x E x s t ] [ 1 0 3 3 - 0 0 1 _ x P u t i l ] [ 1 0 3 3 - 0 0 1 _ x S i t e ] [ 1 0 3 3 - 0 0 1 S t r e e t s ] [ N E S - x b o r d e r ] [ 1 0 3 3 - 0 0 1 P r o p o s e d ] [ 1 2 1 2 - 0 0 1 A s B u i l t _ G R A D ] 30 1 N o r t h H o w e s S t r e e t , S u i t e 0 1 0 Fo r t C o l l i n s , C o l o r a d o 8 0 5 2 1 E N G I N E E R N G I E H T R O N R N PH O N E : 9 7 0 . 2 2 1 . 4 1 5 8 F A X : 9 7 0 . 2 2 1 . 4 1 5 9 ww w . n o r t h e r n e n g i n e e r i n g . c o m 06.08.15 NORTH NOTES: LEGEND: CALL UTILITY NOTIFICATION CENTER OF COLORADO Know what's below. before you dig.Call R C5.00 PL A N & P R O F I L E PU B L I C A L L E Y F L O W L I N E X PUBLIC ALLEY FLOWLINE - CURB & GUTTER 1 GRADING DETAIL SCALE: 1" = 5' RECO R D D R A W I N G