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Exh 8CAGENDA ITEM #8C AUGUST 13, 2001 CITY OF ATLANTIC BEACH CITY COMMISSION MEETING STAFF REPORT AGENDA ITEM: Replacement of Existing Drainage on Sheny Drive SUBMITTED BY: Robert S. Kosoy, P.E. Director of Public Works~~ DATE: August 6, 2001 BACKGROUND: During the construction of Sheny Drive, the contractor, Callaway Contracting, Inc. and the Public Works Inspector, Mr. Ernie Beadle, noted that some of the storm sewer intended to remain in place by the design engineer, Aikenhead & Odom, Inc., had several problems. First, one of the basins was not actually a basin at all, but was just a cut out in the existing corrugated metal pipe. Second, another existing basin had poorly constructed walls and a pipe not actually attached to it. The overall condition of the corrugated metal and Orangeburg pipe was very poor. . Neil Aikenhead and I reviewed the site conditions in the field, and decided that this existing section, since necessary for localized ponding, should be replaced. Prices were submitted from the contractor and appeaz to be in accordance with the prices submitted for other similar items on the contract. BUDGET: The total additional work is proposed to cost $20,435.28, and will be funded from previously approved 10% contingency amount on the project, which is $12b,951.02. RECOMMENDATION: Approve the additional work as submitted by Callaway Contracting, Inc. ATTACHMENT: Aikenhead & Odom, Inc.'s letter dated July 24, 2001. Callaway Contracting, Inc.'s submittal dated July 31, 2001. REVIEWED BY CITY MANAGER: 11IKENI~IE10 ODOM inc. GONSUITING ENGINEERS AGENDA ITEM #SC AUGUST 13, 2001 5730 Bowden Road, Suite 200 Jacksonville, Florida 32216 Phone 904/636-5432 FAX 904/636-5 3 July L4,4L~01 FOR HAND DELIVERY NLY 25.2001. AM Mr. Robert S. Kosoy, P.E., Director Public Works Department City of Atlantic Beach 1200 Sandpiper Lane Atlantic Beach, Florida 32233 Re: City of Atlantic Beach Capital Improvements Project Sherry Drive, Field Order Documents A&O Project No. 98-049 Page 1 of 2 Deaz Bob: RECEIVED JUL 2 5 2001 BY:____ Per our meeting yesterday and coordination and discussions today, attached aze six (6) copies of Revised Sheets 13, 14, 15, 16, 17, 18, 22, 23, 25, 27, 29, & 39. These sheets provide the following changes, each "clouded" for clarity: Modifications to various small drainage structures along the west side of Sherry Drive. 2. Minor modifications to the sidewalk on the east side of Sherry at Ahern. 3. Clarification issues for the grades on Sherry between Atlantic and Ahern. 4. Adjustment to the 12" water main west of 6s' St to avoid a proposed small drainage pipe. The water main has not yet been installed in this area. Most of these items are a result of your concerns about the existing small drainage structures along the west side of Sherry which have come to light while the contractor is installing the water main. These systems aze outside the proposed limits of construction, and as noted on our General Notes for this project are intended to remain in place as is. Following your comments about failing Orangeburg pipe and inlet grates set duectly on pipe, you and I reviewed the site conditions in the field in great detail. We even found one area where all that remains now is a "hole" in the top of the pipe where an inlet existed sometime in the past. We have now discussed numerous alternatives and A&O has prepared the attached field order documents based on our findings and alternative analysis. These documents will be used to determine what Callaway Contracting will charge for the noted minor repairs to these structures and the. connecting piping. A&O will not charge for the effort required on our part. AGENDA ITEM #SC AUGUST 13, 2001 Mr. Robert S. Kosoy ` °~-~~i~~~ Sherry Drive Contractor's Change Order Documents JUL 2 S July 24, 2001 ZOQ~ Page 2 of 2 By; If Callaway's quoted price for this work is unsatisfactory to the City, most of this work can be accomplished by City forces following construction. That which would be most efficiently don by Callaway (a concrete junction box, some minor piping, and a few other items) has unit pricing available in the bid documents which limit those costs. C1eazly this is not the preferred alternative, but at least we have an option. I also attach for your use a quantity sheet for the storm drainage work required. In addition to this, there will be one water conflict detail for the ]2" water main (4-12" 45° bends). I am also attaching one (1) complete set of the Sherry Drive plans as requested for your use with AT&TBellSouth. This set includes the minor modifications related to shop drawing coordination which were sent to you yesterday, July 23. These do not include any of the attached field order issues. As you know, I was planning to be gone starting this afternoon through August 6. However, I have postponed leaving at all this afternoon or this evening to handle this, and am currently intending to leave Wednesday early A1vI. Based on our discussions this afternoon, it appears I won't need to cancel my meetings Thursday or Frday of this weak. However; if anvthine goes awry which can't be handled by my people (or by me via telephone), I will cut short my vacation planned for next week, if that proves necessary to assist you in f realizing this matter. If you have any questions, please call at your convenience. I am available through my mobile number, and Chazlie Trap, here at the office, is intimately familiar with all the issues. Sincerely„~ Neil Aikenhead, P.E. President Enc1(6 sets revised drawings, storm drainage quantities, 1 complete set Sherry Dr) c: Charlie Tran, A&O F:VPROJECTSVFublicWtlactic-BchVStormwateACortesplBK-Sh-DrCHNG-0RD-l.ailcwpd AGENDA ITEM #SC Sent By: Callaway Aontracting, Inc.; 904 751 0940; Jul-31-Ot 10:14P AUGUST 13, 2001 CALLAWAY CONTRACTING, INC. 10950 NEW BERLIN RpAD JACKSONVILLE, FL. 32226 Business (904) 751.8944 Fax (904) 731-0940 T0: ~b /10~y~f G L~ FAX: aJ/y7-583 Re: (Sl7~y~ SENDER: Peter Kirby YOU SHOULD R£CEIVE~„PAGE{S}, tNCLUOtNG THIS COVER SHEET. lF YOU p0 NOT RECEIVE ALL THE PAGE(S), PLEASE CALL {9~4) 751-8944 ~'a5~ / ~$~7irrrv ,~~,-tti~.~lares . ~~ cL ~e:,C,I S!~'`~ ~ rc~ X51 d ,~ f '.1~ 1> e, / ~a'~~/ ~, rr Sent By: Callaway Contracting, Inc.; 904 751 0940; Jul-31-01 10:15Ai CALLAWAY CONTRACTING INC. ESTIMATE PROJECT TITLE :Sherry Dr. StrpmSewer Modification DATE :7/31/01 AGENDA ITEM #8C AUGUST 13, 2001 ITEM ITEM DESCRIPTION UNIT QUANTITY ~ UNIT COST TOTAL COST ... STORMSFWFR - _ i 1 ..... Inlets (ADS) _.... EA - 7.00 384.28 __ 2,889.96 ! 2 _ Manhole (ADS) EA 1.00 ~ 440.53 ,440,53 3 , ._ _ Manhole Type J-1 ~ EAEA 1.00 --.. .2,387.00 ... 2;387.00 4 . .-..-.. 12" ADS Plpe pr Approved E4ual - i ~-LF _ 280.00 .-.... ... 32.70 9,483.00 . 5 i EA Plug ... _.. 10.00 238.65 - 2,986.50 6 12"MES(ADS) EA 1-00 236.25 236.25 7 Connect to Existing Structure EA 4.00 703.Oi 2,8'12.04 - ' -- TOTAL ~ 20,435.28 Page 1