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R7M-Execute Change Order 1 Citywide High Tide Mitigation ProjectCOMMISSION ITEM SUIUIVARY Condensed Title: A Resolution Of The Mayor And City Commission Of The City Of Miami Beach, Florida, Approving And Authorizing The Mayor And City Clerk To Execute Change Order No. 1 To Southern Underground lndustries, lnc., Dated June 11, 2014 (The Agreement); Said Change Order To Be ln The Amount Of $661,980.50, Plus A Project Contingency ln The Amount Of $88,019.50, For A Total Cost Of $750,000 For Additional Engineering Services, Temporary Pump Station Drainage Structures, lnstallation of Drainaoe Pipe, And Check Valves For Existinq Outfalls. For The Hioh Tide lntended Outcome Su Ensure value and of oualitv Caoital Proiects. Su Data (Surveys. Environmental etc.): N/A Item Summary/Recommendation : At its April 9,2014 meeting, pursuant to lnvitation to Bid (lTB) 2014-086-SR for the Citywide High Tide Mitigation Project, the City Commission authorized an award for construction with Southern Underground lndustries, lnc. in the amount of $516,650, in addition to a project allowance of $200,000.00 for expediting future additional work, and a base project contingency in the amount of $71,665.00, for a not-to-exceed grand total of $788,315. The project's scope of work includes the installation of drainage pipes to be in conjunction with the installation of check valves in discharge pipes, temporary stormwater pump stations, existing drainage structure modifications, and the installation of check valves where tidal flooding has occurred or is predicted to occur. As a continuation of the initiative to protect residents, businesses, and properties from tidal flooding within the City of Miami Beach, the Public Works Department requests an additional scope of work to the existing lTB. An analysis was performed by the Engineering Division and identified areas that would be subjected to flooding during the anticipated high tides in October 2014. Southern Underground lndustries, lnc. was approached and asked to submit a cost proposal to add the necessary work to their contract. Under the change order, Southern Underground lndustries, lnc. would also provide all necessary labor and equipment for the installation of additional check valves, drainage structures, temporary stormwater pump stations, and removal of existing exfiltration trenches. Southern Underground lndustries, lnc. submitted a cost proposal in the amount of $661,980.50 (ATTACHMENT) plus a project contingency in the amount of $88,019.50. This cost proposal was submitted to the City's Public Works Department for review and recommendation. City staff has found the amount to be fair and reasonable. THE ADMINISTRATION RECOMMENDS ADOPTING THE RESOLUTION Financial lnformation: Source of Funds: Amount Account 1 750,000.00 429-2454-069357 T:\AGENDA\2014\May\Sunset Harbour Pump Stations lmprovements Change Order No 'l SUMMARY.docx AGENDA rrEm Rl ME MIAMIBEACH D^fE 6^lt- lL(764 C MIAMIBEACH Cify of Miomi Beoch, I 700 Convention Center Drive, Miomi Beoch, Florido 331 39, www. miomibeochfl.gov COMMISSION MEMORANDUM TO: Mayor Philip Levine and Members of lhe City Cof,ri.rion FRoM: Jimmy L. Morales, City Manager -l- +\ DATE: June 11, 20'14 SUBJECT: A RESOLUTION OF THE MAYORIAND CITY COMMTSSION OF THE CITY OF MIAMI BEACH, FLORIDA, APPROVING AND AUTHORIZING THE MAYOR AND CITY CLERK TO EXECUTE CHANGE ORDER NO. 1 TO SOUTHERN UNDERGROUND INDUSTRIES, tNC., DATED JUNE 11, 2014 (THE AGREEMENT); SAID CHANGE ORDER TO BE IN THE AMOUNT OF $661,980.50, PLUS A PROJECT CONTINGENCY IN THE AMOUNT OF $88,019.50, FOR A TOTAL COST OF $75O,OOO, FOR ADDITIONAL ENGINEERING SERVICES, TEMPOMRY PUMP STATION DRAINAGE STRUCTURES, INSTALLATION OF DRAINAGE PIPE, AND CHECK VALVES FOR EXISTING OUTFALLS, FOR THE CITYWIDE HIGH TIDE MITIGATION PROJECT. ADMINISTRATION RECOMMEN DATION The Administration recommends adopting the Resolution. FUNDING Amount Account Number $7s0,000 429-24s4-069357 BACKGROUND At its April 9, 2014 meeting, pursuant to lnvitation to Bid (lTB) 2014-086-SR for the Citywide High Tide Mitigation Project, the City Commission authorized an award for construction with Southern Underground lndustries, lnc. in the amount of $516,650.00, in addition to a project allowance of $200,000.00 for expediting future additional work, and a base project contingency in the amount of $71,665.00, for a not-to-exceed grand total of $788,315.00. The project's scope of work includes the installation of drainage pipes to be in conjunction with the installation of check valves in discharge pipes, temporary stormwater pump stations, existing drainage structure modifications, and the installation of check valves where tidal flooding has occurred or is predicted to occur. 765 Commission Memorandum -Citywide Tidal Mitigation lmprovements - Change Order No. 1 Page 2 of 2 As a continuation of the initiative to protect residents, businesses, and properties from tidal flooding within the City of Miami Beach, the Public Works Department requests an additional scope of work to the existing lTB. An analysis was performed by the Engineering Division and identified areas that would be subjected to flooding during the anticipated high tides in October 2014. Southern Underground lndustries, lnc. was approached and asked to submit a cost proposal to add the necessary work to their contract. Under the change order, Southern Underground lndustries, lnc. would also provide all necessary labor and equipment for the installation of additional check valves, drainage structures, temporary stormwater pump stations, and removal of existing exfiltration trenches. COST ANALYSIS Southern Underground lndustries, lnc. submitted a cost proposal in the amount of $661,980.50 plus a project contingency in the amount of $88,0'19.50 (ATTACHMENT). This cost proposal was submitted to the City's Public Works Department for review and recommendation. City staff has found the amount to be fair and reasonable. CONCLUSION The Administration recommends adopting the Resolution. Attachment: Southern Underground lndustries, lnc. cost proposal JLM/MT/ T:\AGENDA\2014\June\Citywide High Tide Mitigation Project Change Order No 1 Memo.doc 766 ESTIYATE OF COST - Additional Sinch to l8inch Inline Check Valves City olMiami Beach Public Works Dept. Project: Citywide High Tide Mitigation Project, ITB #2014-086-SR Contractor: Southem Underground lndustries, Inc. (Vendor ID: 050260) A B (l ITEM NO. DESCRIPTION OF WORK QUANTITY UNITS BID UNIT PRICE BID VALUE 1.01 Mobilization/Bond/lnsurance/MOT 1 EA $ 550.00 $ 5s0 00 1 .02 Preliminary Field Measurements 1 EA $ 200.00 $ 200.00 1.03 Dewatering and Minor Pipe Cleaning 1 EA $ 100.00 $ 100 00 1 .O4 8" Temporary Air Plug 1 EA $ s0.00 $ 50.00 1.0s Floating Turbidity Curtain at Outfall 1 LS $ 100.00 $ 100 00 t.uo 8" lnline Check Valve (Tideflex - Material & Handling Only)1 EA $ 1,700.00 $ 1,700 00 1.07 8" lnline Check Valve (lnstallation Cost)1 EA $ 1,200.00 $ 1,2oo.oo l$iii:,r,,Q;19!,QQ, $ 58o.oo2.O1 Mobilization/Bond/lnsurance/MOT 1 EA $ s80,00 2.02 Preliminary Field Measurements 1 EA $ 200.00 $ 200,00 2.03 Dewatering and Minor Pipe Cleaning I EA $ 125.00 $ 125.00 2,04 10'' Temporary Air Plug 1 EA $ s0.00 $ 50.00 2.Os Floating Turbidity Curtain al Outfall 1 LS $ 100.00 $ 100.00 2.06 10" lnline Check Valve (Tideflex - Material & Handling Only)1 EA $ 2,300 00 $2,300.00 2.07 10" lnline Check Valve (lnstallation Cost)1 EA $ 1,800 00 $ 1,800.00 3.01 Mobilization/Bond/lnsurance/MOT 1 EA $ 910.00 $ 910.00 3.02 Preliminary Field Measurements 1 EA $ 200.00 $200.00 3.03 Dewatering and Minor Pipe Cleaning 1 EA $ 150 00 $ 150.00 304 12'' Temporary Air Plug 1 EA $ 75.00 $ 75.00 3.05 Floating Turbidity Curtain at Outfall LS $ 100.00 $ 100.00 3.06 12" lnline Check Valve (Tideflex - Material & Handling Only)EA $ 2,950 00 $ 2,950.00 3.O7 12" lniine Check Valve (lnstallation Cost)EA $ 3,200.00 $ 3,2oo.oo 4.01 Mobilization/Bond/lnsurance/MOT EA $ 1,300.00 $ 1,300,00 4.O2 Preliminary Field Measurements EA $ 200.00 $ 200.00 4.03 Dewatering and Minor Pipe Cleaning 1 EA $ 200.00 $ 200.00 4.04 1 5" Temporary Air Plug 1 EA s 125.00 $ 125.00 4.05 Floating Turbidity Curtain at Outfall 1 LS $ 100.00 $ 100 00 4.06 15" lnline Check Valve (Tideflex - Material & Handling Only)1 EA $ 5,564.00 $ 5,564.00 4.O7 15" lnline Check Valve (lnstallation Cost)I EA $ 4,000.00 $ 4,000 00 5.01 Mobilization/Bond/lnsurance/MOT 1 EA $ 1,s50.00 $ 1,550.00 5.02 Preliminary Field Measurements 1 EA $ 200.00 $ 200.00 503 Dewatering and Minor Pipe Cleaning 1 EA $ 200.00 $ 200 00 5.04 18'' Temporary Air Plug 1 EA $ 150.00 $ 150.00 505 Floating Turbidity Curtain at Outfall 1 LS $ 100.00 $ 100.00 506 '18" lnline Check Valve (Tideflex - Material & Handling Only)1 EA $ 7,650.50 $ 7,650.s0 5.07 18" lnline Check Valve (lnstallation Cost)1 EA $ 4,s00.00 $ 4,5oo.oo ADDITIONAL VALVE TOTAL ESNMATE 1 LS 3 404,980.50 vrl,'t'" Page '1 of 'l 767 /EI sourHGRN UNI'€RGROUND INDUsTNIEs May 23,2014 Mr. Douglas Seaman, P.E. City of Miami Beach Public Works Deparlment 1700 Convention Center Drive Miami Beach, FL 33139 Project: City-Wide High Tide Mitigation Project (ITB 2014-086SR) Re: Proposal for Lake Pancoast 36-inch Checkmate Valve Option Mr. Seaman, Southern Underground lndustries, lnc. (SUI) is pleased to present the following proposal to the City of Miami Beach Public Works Department for the following scope of work. SCOPE OF WORK. All labor, equipment, and materials necessary for: ) Removal of Existing Top Slab (24" manhole opening too small for valve, see Note 2), F Removal ofExisting 36" Tideflex Valve inside ofexisting structure (see pictures), F Delivery of Existing 36" Tideflex to Miami Beach Public Works Yard, F Furnish 36" Checkmate Valve (See attached Shop Drawing), F Installation of36" Checkmate Valve into existing pipe and structure, and ) Resetting oftop slab and minor restoration as required. NOTES: 1. Assumes existing structure is large enough to fit the 36" Inline Valve (62.25 inches long) 2. Pictures depicl a24" manhole opening. Top Slab will need to be removed to install valve and then reset. Futue maintenance will require top slab removal (Lifting hooks are not evident in the pictures provided). Our proposal does not include anew top slab. i. Assumes line is clean. Excludes cleaning or videoing existing pipe. 4. No modifications to existing structure or pipe are included. , 1 , . * PRICE PROPOSAL: SUI proposes to complete the scope of work as described above, for a lump sum 0 ?.-Al lr urn*rnt of SSZ,OO0.00. Procurement of the malerials may take 4-6 weeks. Installation can be completed ql'' in I week. Add $10,000 for F&l 60x60 Aluminum Hatch and Top Slab to allow future maintenance. Please let me know ifyou require any additional information to approve this proposal. Sincerely, Belseri Comerford, President of SUI 3453 NW 44 Street, Suite 205, Oakland Park, FL 33309 305-710-0470 (Benny) bclscril i l1i0aol.com 768 ,n .', ', ' .', " ilr l. .r. ;' '. t-j !€;' CITY OF MIAMI BEACH C,I,P. DEFARTMEHT DAILY CONSTRI]CTION REPORT - l-\Nzo INSI.{j l)age 3 of ,5 769 770 RESOLUTION TO BE SUBMITTED 771