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Item 8H CITY OF ATLANTIC BEACH CITY COMMISSION MEETING STAFF REPORT AGENDA ITEM: Change Order No. 1 Country Club Lane Stormwater Replacement Project SUBMITTED BY: Rick Carper, P.E., Public Works Director DATE: May 17, 2004 AGENDA ITEM #8H 1VIAY 24, 2004 BACKGROUND: The City Commission awarded a contract for replacement of the „~. deteriorated stormwater line on Country Club Lane to Gruhn May, Inc. on March 22, 2004. During design and bidding, the City and contractor were aware that cable was installed on the same side of the street as the stormwater line, however, when starting construction the contractor ~. found that there were not one, but two CATV fiber optic lines, and they were installed directly on top of the 24-inch pipe. The presence of the two cables above the pipe creates much additional work and exposes the contractor and City to extra liabilities. Because of the conflict, the contractor has requested additional money and time to replace the pipe. The current contract price for this project is $75,480. The contractor's proposed new price '~" $94,980, with a time increase of 20 days. The contractor also proposed, as an alternative option to repair the pipe with cured-in-place piping (Insituform). Because of other cost savings associated with lining the pipe rather than open trench dig and replace, the total cost for lining the '"" pipe would be approximately $87,750. Staff is recommending the cured-in-place option, as the work will be completed with far less disruption to the residents, in a faster time period, and with minimal potential for damage to other underground utilities. BUDGET: The project was originally budgeted at $83,028 including contingency funds. Staff is requesting amid-year budget modification to add $10,000 to the Stormwater Fund in account number 470-0000-538-6300 for Project No. PW0406. Staff would like to keep at least $3,000 in contingency in case any other issues develop during construction. ~. RECOMMENDATION: Approve Change Order No. 1 for the Country Club Stormwater Replacement Project in the amount of $4,722 and authorize additional funds of $7,722 for the Stormwater Fund as part of the Mid-Year Budget Modification. ATTACHMENTS: 1. Letter from Gruhn May, Inc. dated May 10, 2004. 2. Spreadsheet showing additional costs «~. REVIEWED BY CITY MANAGER: .~. AGENDA ITEM #8H MAY 24, 2004 '~ GRUHN MAY, INC. ® ® . Water & Sewer Conhactora 6897 Phililps Parkway Drive, North Jacksonville, Florida 32256 Telephone 262-9544 Fax. 26&0679 May 10, 2004 Rick Carper P.E. ,,. City of Atlantic Beach Public Works Director 1200 Sandpiper Lane ~,,, Atlantic Beach, FL, 32233 RE: Country Club Lane Stormwater Replacement Project Dear Rick: This letter is a follow-up to our phone conversation this morning, regarding the CATV fiber optic cables located directly above the storm water line proposed for replacement. As you are aware, the location of the cables will greatly reduce our production from what was projected in the bid process; therefore we are submitting the following changes for your consideration. Additional Cost... $19,500.00 Additional Time...20 days In addition, a revised contract start date would need to be issued once these changes have been finalized. Also, as we discussed, we would like to offer the City of Atlantic Beach the option of ,,,,~ having an Insituform Liner installed, rather than replacing the pipe with the open cut method. Bear in mind, if the City wanted to have the new inlets installed, with this alternate, each inlet would be an adder of $5,210.00 plus the curb and asphalt as required. Insituform Cost... 560 if of 24"... $74,280.00 Thank you, Gordon Gnihn STATE OF FLORIDiA LJCENSED CONTRACTORS CU C043134 CU C024680 CG C058974 CB C04 T 665 A!~ r ~e• !*~ a~ U ~ ~ C ~ ~ ~ ~ •C 0 L_ J U W o o 0 0 0 0 0 0 0 0 o O O O o ~ 0 0 o ao o o o 0 0 0 0 0 0 0 O o 0 o v o o o 0 0 0 0 o ui ui U o 0 0 ~ o ~» o us ~ o ~ ~n ap c*) 0 o nj ~n ~ o r n M co N cn ~ v !A ~n ~ ao ~ n CO co CO W ER d4 t0 n to EA a0 EA W ~ ~ ~ ~ ~ Z W H X W W ~ ~ f" Q O O O O O O M c0 0 0 0 0 0 0 O O 0 0 0 0 O O O O O e+~ 0 0 0 O 0 0 O ~ O O O r e'7 EPr O M MY M y} ~ Cn W O O N ~ t fl, O r r y} r r- 00 Q; t!3 y U ~» ~ ~ ~ O H y ~ Z a i . ~ ~ e W ~ ~ ~ 0 0 0 0 0 0 0 0 0 0 0 0 0 ~ 0 0 0 0 0 0 0 0 0 0 0 0 0 E O o 0 0 0 0 0 0 0 0 0 o ao ao ~ O O O V' CO O 00 O O 00 00 ~ N • U O O ~ N N CO n CO ~ O ~ ~ O '~ m ~ N r r ~ n rn C7 M r ~ to n C7 ~ W fPr H3 ER ~ E,H fA ~} EA Et} ~ ER ~ Q Q H Z Z ~ ~ W H ~ W ~ v O O C O O O O O O O O io ~ O O O O O O N ' O O O ' ~ ~ O O O i~ 'V O 0 V ~ ER M EA V fA ~ O O O ~ E/} c0 d w a ~ -~ a~ z o ~ a ~ W ~ ~" (n (n (n LL IL Q Q } } } } ~ } r J J J J J W W (n N (A N J fn O v ~ E 0 ~ O O ~ n• .7 ~ r r r ~ ~ N N p j f C ~ IB LL j N J C ~ Q G H 3 ' _ } c~ U ~ 5 O W O ~ >- Z U y ~ ~ W h j Z Z ,~ ~ C7 O ~ •• Z U J ~ (n N C ~ " ~" o m ~ •N ` Z o ~^ o r v 3 ~ m ~ ~ U N ~ W \ J ),,, e '~ p ~ c m 3 F- o a 2 w m m w _ y ~ J p m ~ r ~ [0 r F- m = a0 ~ O ~ ~ f4 L ~ W Z W V M ~ W M O ~ ~ ~ ~ f0 V am ~ V 3 ~ {'; N L~ ~ m N Q m ~ N .~ C +~.• O L N = = fA ~ ~ <jJ ~ C ~ C U Q ~ Q J Z .Q o .a ~ ~ N 5 f-- 2 ~ ~ ~ 'C ~ C F- Z F- ~ ~ Q ~ ~ ~ ~ CA LL cu W a ci F- F- fn N U U h- Z m N Q ~k O H ~ ~ r N C7 ~1' ~A CO n ao m U C °~ AGENDA ITEM #8H MAY 24, 2004