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Agenda 06/11/2013 Item #16A 46/11/2013 16.A.4. EXECUTIVE SUMMARY This item requires that ex parte disclosure be provided by Commission members. Should a hearing be held on this item, all participants are required to be sworn in. Recommendation to approve for recording the final plat of Bella Firenze, (Application Number PL20120002425) approval of the standard form Construction and Maintenance Agreement and approval of the amount of the performance security. OBJECTIVE: To have the Board of County Commissioners (Board) approve for recording the final plat of Bella Firenze, a subdivision of lands located in Sections 30 and 31, Township 50 South, Range 26 East, Collier County, Florida, following the alternative procedure for approval of subdivision plats pursuant to Resolution 99 -199. This procedure allows for the Board to approve the plat and associated construction documents for construction purposes and recording purposes concurrently. CONSIDERATIONS: The Engineering Services Department has completed the review of the construction drawings, specifications, and final plat of Bella Firenze. These documents are in compliance with the County Land Development Code and Chapter 177, Florida Statutes. This project is within the Wentworth Estates PUD, Ord. 03 -51, all fees have been paid. Security in the amount of 10% of the total cost of the required improvements, and 100% of the cost of any remaining improvements, together with a Construction and Maintenance Agreement for Subdivision Improvements, shall be provided and accepted by the County Manager or his designee and the County Attorney's office prior to the recording of the final plat. This procedure is in conformance with the County Land Development Code -- Section 10.02.05 AA.b. The Engineering Services Department recommends that the final plat of Bella Firenze be approved for recording. FISCAL IMPACT: The project cost is $1,831,094.00 (estimated) to be borne by the developer. The cost breakdown is as follows: a) Water & Sewer $462,359.00 b) Drainage, Paving, Grading $822,996.60 c) Earthwork associated with Excavation Permit $545,738.40 The Security amount, equal to 110% of the water, sewer, paving and drainage project cost, is $1,413,891.16. Earthwork associated with the lake excavations are subject to a separate security. The County will realize revenues as follows: Fund: Growth Management Fund 131 Agency: County Manager Packet Page -890- 6/11/2013 16.A.4. Cost Center: 138327 -- Land Development Services Revenue generated by this project: Total: $39,710.67 The Fees are based on a construction estimate of $1,285,355.60 (this figure does not include Earthwork associated with the Excavation Permit and subject to a separate fee schedule) and were paid in February, and April 2013. The breakdown is as follows: a) Plat Review Fee ($1,000.00 + $5. /ac) $ 1,150.00 b) Construction Drawing Review Fee Water & Sewer (.75% const. est.) $ 3,467.69 c) Drainage, Paving, Grading (.75% const. est.) $ 6,172.47 d) Construction Inspection Fee Water & Sewer (2.25% const. est.) $10,403.08 e) Drainage, Paving, Grading (2.25 %const.est.) $18,517.42 LEGAL CONSIDERATIONS: This item has been approved by the County Attorney's Office, is approved as to form and legality, and requires majority vote for approval. - ERP GROWTH MANAGEMENT IMPACT: The developer must receive a Certificate of Adequate Public Facilities prior to the issuance of the construction plan final approval letter. RECOMMENDATION: Recommendation that the Board of County Commissioners endorse staffs recommendation to approve the final plat of Bella Firenze (Application Number PL20120002425) for recording with the following stipulations: Approve the amount of $1,413,891.16 as performance security for the required improvements; or such lesser amount based on work completed, and as is approved by the Engineering Services Department. 2. Approve the standard form Construction and Maintenance Agreement and direct the County Manager or his designee: a. To withhold Certificates of Occupancy until the required improvements have received preliminary acceptance. b. To delay recording of the plat until suitable security and an appropriate Construction and Maintenance Agreement is approved and accepted by the County Attorney's office and the Board of County Commissioners or the County Manager or his designee, or his designee on behalf of the board pursuant to Section 10.02.05 A.4.b of the Land Development Code. Prepared by: John Houldsworth, Senior Site Plans Reviewer, Engineering Services, Growth Management Division, Planning and Regulation Attachments: 1) Location Map 2) Plat Map 3) Opinion of Cost Packet Page -891- 6/11/2013 16.A.4. COLLIER COUNTY Board of County Commissioners Item Number: 16.16.A.16.A.4. Item Summary: This item requires that ex parte disclosure be provided by Commission members. Should a hearing be held on this item, all participants are required to be sworn in. Recommendation to approve for recording the final plat of Bella Firenze, (Application Number PL20120002425) approval of the standard form Construction and Maintenance Agreement and approval of the amount of the performance security. Meeting Date: 6/11/2013 Prepared By Name: HouldsworthJohn Title: Site Plans Reviewer, Senior,Engineering & Environm 5/15/2013 7:41:33 AM Approved By Name: PuigJudy Title: Operations Analyst, GMD P &R Date: 5/15/2013 1:40:13 PM Name: McKennaJack Title: Manager - Engineering Review Services,Engineering & Environmental Services Date: 5/22/2013 1:01:41 PM Name: MarcellaJeanne Title: Executive Secretary,Transportation Planning Date: 5/24/2013 4:14:28 PM Name: PepinEmily Title: Assistant County Attorney, CAO Litigation Date: 5/29/2013 1:20:04 PM Name: KlatzkowJeff Title: County Attorney Date: 5/30/2013 8:20:06 AM Name: FinnEd Packet Page -892- Title: Senior Budget Analyst, OMB Date: 6/3/2013 9:36:27 AM Name: OchsLeo Title: County Manager Date: 6/3/2013 11:38:14 AM Packet Page -893- 6/11/2013 16.A.4. 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Stanteec Bella Firenze February 2013 Engineer's Opinion of Probable Construction Costs SUMMARY Earthwork $ 637,550 Paving $ 360,409 Drainage $ 149,104 Sanitary Sewer $ 328,273 Potable Water $ 134,086 Irrigation $ 91,855 Landscape $ 52,246 Lighting $ 40,000 Erosion Control $ 37,571 Sub Total: $ 1,831,093 15% Contingency $ 274,664 ��gti46fOQKAFptPf�f Grand Total: 2,105,757 Ee``alt5 NArt. \,\ ENS 5. 0177 pn ansn, PE %- Stantec Auth�t`xq�12°�a Packet Page -898- STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Earthwork 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount Lake Excavation 160,544 CY $ 1.90 Rock Excavation - Lakes 5 AC $ 46,500.00 Rock Excavation - Utilities 2,761 LF $ 24.15 Rough Grading (Road, building slabs, swale, etc.) 106,749 SY $ 0.15 Final Grading (Open Space) 45,606 SY $ 0.20 Littoral Zone Grading 20.511 SF S 0.40 Earthwork Total Packet Page -899- $ 305,033.60 $ 232,500.00 $ 66,676.15 $ 16,012.33 $ 9,121.22 $ 637,549.71 STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Paving 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount ROADWAY 3/4" Asphaltic Concrete, Type S -III (first lift) 3/4" Asphaltic Concrete, Type S -III (second lift) 6" Limerock Base (compacted & primed) 12" Stabilized Subgrade (compacted) SIDEWALK 4" Limerock Base 4" Thick Reinforced Concrete Sidewalk MISCELLANEOUS 9,307 SY $ 4.25 9,307 SY $ 4.25 11,188 SY $ 6.85 11,562 SY $ 2.15 3,511 SY $ 4.50 3,511 SY $ 24.75 $ 39,554.75 $ 39,554.75 $ 76,637.80 $ 24,858.30 $ 15,799.50 $ 86,897.25 Curb Removal 1 LS $ 1,000.00 $ 1,000.00 Saw -Cut and Connect to Ex. Pavement 1 LS $ 300.00 $ 300.00 Type "F" Curb and Gutter 524 LF $ 13.70 $ 7,178.80 Type "A" Curb 407 LF $ 12.65 $ 5,148.55 alley Gutter 5,912 LF $ 8.53 $ 50,429.36 Transition Curb 42 LF $ 10.00 $ 420.00 ADA Curb Ramps 6 EA $ 1,250.00 $ 7,500.00 Blue -Blue Reflector 8 EA $ 16.20 $ 129.60 Signing and Striping 1 LS $ 5,000.00 $ 5,000.00 Paving Total Packet Page -900- $ 360,408.66 STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Drainage 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount 12" ADS 1,790 LF $ 16.21 $ 29,015.90 15" RCP 200 LF $ 25.52 $ 5,104.00 18" RCP 600 LF $ 29.49 $ 17,694.00 24" RCP 600 LF $ 39.64 $ 23,784.00 30" RCP 130 LF $ 55.05 $ 7,156.50 36" RCP 82 LF $ 71.58 $ 5,869.56 18" Headwall 6 EA $ 1,723.80 $ 10,342.80 24" Headwall 2 EA $ 1,916.02 $ 3,832.04 36" Headwall 1 EA $ 2,100.00 $ 2,100.00 Yard drain 20 EA $ 400.00 $ 8,000.00 Grate Inlet 1 EA $ 2,476.46 $ 2,476.46 Valley Gutter Inlet 12 EA $ 1,723.80 $ 20,685.60 Throat Inlet 2 EA $ 2,771.39 $ 5,542.78 Junction Box 2 EA $ 3,000.00 $ 6,000.00 Core ex. C.S. for 30" RCP 1 EA $ 1,500.00 $ 1,500.00 Drainage Total $ 149,103.64 Packet Page -901- STANTEC CONSULTING SERVICES, INC. 6/11/2013 16.A.4. Bella Firenze OPC for Construction Sanitary Sewer Estimated Description Quantity Unit Unit Price Amount Single Sanitary Sewer Service 7 EA $ 775.00 $ 5,425.00 Double Sanitary Sewer Service 24 EA $ 850.00 $ 20,400.00 8" PVC Sanitary Sewer (SDR 26) (0' - 6' cut) 1,689 LF $ 24.06 $ 40,637.34 8" PVC Sanitary Sewer (SDR 26) (6'- 8' cut) 314 LF $ 32.56 $ 10,223.84 8" PVC Sanitary Sewer (SDR 26) (8' - 10' cut) 438 LF $ 27.04 $ 11,843.52 8" PVC Sanitary Sewer (SDR 26) (10'- 12' cut) 323 LF $ 33.17 $ 10,713.91 Manhole, 4' Diameter (0'- 6' cut) 10 EA $ 4,668.22 $ 46,682.20 Manhole, 4' Diameter (6'- 8' cut) 1 EA $ 5,809.32 $ 5,809.32 Manhole, 4' Diameter (8' - 10' cut) 2 EA $ 5,797.59 $ 11,595.18 'anhole, 4' Diameter X10' - 12' cut) 3 EA $ 6,435.27 $ 19,305.81 Connect to existing force main 1 EA $ 1,500.00 $ 1,500.00 4" Force Main 188 LF $ 14.32 $ 2,692.16 Force Main Air Release Valve 1 EA $ 2,600.00 $ 2,600.00 Pump Station 1 EA $ 130,000.00 $ 130,000.00 TV Sewer w/ mandrel (preliminary) 2,764 LF $ 1.60 $ 4,422.40 TV Sewer w/ mandrel (final) 2,764 LF $ 1.60 $ 4,422.40 Sanitary Sewer Total Packet Page -902- $ 328,273.08 STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Potable Water 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount Connect to Existing 8" Water Main with Gap Configuration 2 EA $ 1,500.00 $ 3,000.00 Single Water Service 7 EA $ 500.00 $ 3,500.00 Double Water Service 24 EA $ 800.00 $ 19,200.00 6" PVC Water Main (C -900, CL -200) 40 LF $ 16.16 $ 646.40 8" PVC Water Main (C -900, CL -150) 3,176 LF $ 18.87 $ 59,931.12 8" PVC Water Main (C -900, CL -200) 80 LF $ 20.89 $ 1,671.20 Fire Hydrant Assembly, Complete 8 EA $ 3,361.20 $ 26,889.60 Permanent Bacterial Sample Point 1 EA $ 1,197.94 $ 1,197.94 8" Gate Valve 5 EA $ 1,690.00 $ 8,450.00 Automatic Flushing Device w/ Gate Valve 1 EA $ 4,850.00 $ 4,850.00 4" 3M Magnetic Ball Markers Allowance (Every 200 LF and at Each Pipe Elbow Location) 35 EA $ 100.00 $ 3,500.00 Chlorination & Testing 1 EA $ 1,250.00 $ 1,250.00 Potable Water Total Packet Page -903- $ 134,056.26 STANTEC CONSULTING SERVICES, INC. 6/11/2013 16.A.4. Bella Firenze OPC for Construction Irrigation Estimated Description Quantity Unit Unit Price Amount Connect to Existing Irrigation main 1 EA $ 1,500.00 $ 1,500.00 Single Irrigation Service 7 EA $ 500.00 $ 3,500.00 Double Irrigation Service 24 EA $ 800.00 $ 19,200.00 6" PVC Irrigation Main 605 LF $ 16.16 $ 9,776.80 8" PVC Irrigation Main 2629 LF $ 18.87 $ 49,609.23 6" Gate Valve 1 EA $ 1,509.00 $ 1,509.00 8" Gate Valve 4 EA $ 1,690.00 $ 6,760.00 Irrigation Total Packet Page -904- $ 91,855.03 STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Landscape 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount GENERALLANDSCAPE Cocoplum - 3 gal 604 EA $ 12.00 $ 7,248.00 Bahia Sod for Lake Bank (Lake Maintenance Easement) 68,000 SF $ 0.20 $ 13,600.00 Pine Straw Bale 605 EA $ 10.00 $ 6,050.00 Littoral Plants 2,625 EA $ 4.00 $ 10,500.00 Preserve Buffer Plants 3,712 EA $ 4.00 $ 14,848.00 Landscape Total Packet Page -905- $ 52,246.00 STANTEC CONSULTING SERVICES, INC. 6/11/2013 16.A.4. Bella Firenze OPC for Construction Lighting Estimated Description Quantity Unit Unit Price Amount Lighting Allowance 1 LS $ 40,000.00 $ 40,000.00 Lighting Total Packet Page -906- $ 40,000.00 STANTEC CONSULTING SERVICES, INC. Bella Firenze OPC for Construction Erosion Control 6/11/2013 16.A.4. Estimated Description Quantity Unit Unit Price Amount Silt Fence 6,946 LF $ 1.30 $ 9,029.80 Turbidity Barrier 2,429 LF $ 11.75 $ 28,540.75 Erosion Control Total Packet Page -907- $ 37,570.55