Item D14
BOARD OF COUNTY COMMISSIONERS
AGENDA ITEM SUMMARY
Meeting Date: August 16, 2006
Division:
Engineering
Bulk Item: Yes
x
No
Department: Engineering
Staff Contact Person: David S. Koppel, PE
County Engineer
AGENDA ITEM WORDING: Approval to increase purchase order for Geiger Key Bridge
from $99,800.00 to $144,800.00.
ITEM BACKGROUND: On June 22, 2006 All Keys Construction was issued a purchase order
for emergency repair on Bridge 904120. Further inspection has revealed additional work will be
required to repair the bridge.
PREVIOUS RELEVANT BOCC ACTION: On June 21, 2006 BOCC granted approval to waive
purchasing policies and procedures and issue a purchase order for emergency repairs to Bridge
904120 on Boca Chica Road.
CONTRACT/AGREEMENT CHANGES: Increase contract by $45,000.00-Due to increased
surface area, new and larger quantity reinforcing steel, more form material and more of all used
products such as concrete and bonding agent.
STAFF RECOMMENDATIONS: Approval as stated above.
TOTAL COST:
$144,800.00
BUDGETED:
Yes..lL.. No
COST TO COUNTY: $144,800.00
SOURCE OF FUNDS:
REVENUE PRODlJCING: Yes
No
AMOlJNT PER MONTH_ Year
APPROVED BY: County Atty _ OMS/Purchasing
Risk Management
DIVISION DIRECTOR APPROVAL:
David S. Koppel, PE, County Engineer
DOCUMENTATION:
Included
x
Not Required
DISPOSITION'
AGENDA ITEM #
Revised 2/05
Jul 26 06 03:3810
ALL KEYS
3052941910
p. 1
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Spedalizillg in CfJ"a'~re Repair ami Pahrfillfj
July 26, 2006
Monroe County
Re: Geiger Key Bridge - Addendum I
Scope of Work:
To furnish all labor, materials, equipment, taxes, and insurance's:
Repair an additional 26 linear ft of damaged tie beam, and approximately 216 sq ft of
Deteriorated slab bottom
Steps of Repair Method:
1. Clean and remove all unsound concrete, rust, grease, oil, paint, and other foreign materials that will
inhibit performance.
2. Remove I' concrete around the rusted rebar to effectively treat the rust with a phosphoric acid wash
to stop further rusting and coat all exposed rebar with an organic zinc epoxy primer.
3. Apply bonding agent, and replace concrete using a polymer-modified grout reinforced with glass
fibers and extended aggregate.
4. Topcoat with a polymer modified stucco mix to match existing stucco.
Note: reinforced steel shall be removed and replaced if deteriorated by 25% or more by cutting out old, and
replace by drilling, and epoxying into sound concrete, treat as above prior to placement of grout.
Proposal Amount: $45,000.00
Forty Five Thousand dollars, and no/cent.,
Exclusions: Permits, additional Engineer Services, and Army Corp of Engineering
Terms: 25% mobilization, Bi-weekly payment based on progress, balance at completion.
Please call us if you have any questions.
Thank You
Proposal valid for 30 days
Accepted- Signature/Date:
P.. 0.. Box 2201 1ll> K!lR~ ~~~"l'T'r;:J ~I:l ~33C!Zld(!.~ <lit ({3G8) 284-8118