ATTACHMENT B
, 2023
John Chang, P.E., Project Manager
City of Stockton
Public Works Dept.
22 E. Weber Ave, Room 301
Stockton, CA 95202
Re: Amendment #7 – AddConstructionAdministrationPhaseservices, TenantImprovement to the Waterfront TowersfortheRelocationofCity Hall, Stockton, CA, PUR 18-016 Dear John,
This amendment is for a City-requested change in the scope of work for the project since execution of the original Phase II contract dated 12/17/19 and through Amendment #6, dated 3/29/23. All terms and conditions of the original agreement and all prior amendments remain in full force and effect. This amendment letter has been simplified at the request of the City.
Change to Scope:
This mendment No. 7 in the amount of $ ,000 provides funding for additional design construction support services. These services were not part of the original scope of the project but became necessary to complete the design and for construction of the project. Additional design Additional review time for Traffic Management Center on the 3rd floor of Building 2.
Staff Parking lot expanded scope: in progress schematic layout and early cost estimate.
Additional demolition requested by City.
Fire Admin design revisions: 2nd Floor, Building 1.
Extended construction phase duration by 6 months from original plan.
Major investigation of discovered conditions related to plumbing, fiber reinforced polymer FRP, and assessment of existing post-tensioned reinforced concrete suspended slabs to name a few.
Extensive work by structural engineer to assess condition of post-tensioned reinforced concrete suspended slabs and prescribe solutions based on non-destructive scanning, xray reports of Contractor.
Overall higher intensity of construction administration services than provided by the arbitrary amount included in Amendment #5.
Other changes to scope required during construction in order to achieve a successful project outcome on behalf of the City.
C
hanges to Contract Time:
No change this amendment.
EXHIBIT A
ATTACHMENT B
John Chang, P.E.
, 2023
Changes to Contract Cost:
Amendment No. 7 provides $820,000 for additional design construction support services required to complete the project. The work will continue to be billed on a time-and-material basis based on the updated rates provided by Amendment No. 6.
Contract Summary follows:
$1,392,900.
$105,743.
$527,147.
$14,900.
$175,443.
$600,000.
$380,000.
$820,000.
Contract Summary
Original Contract Total NTE amount
Added by Amendment #1, 6/30/20
Added by Amendment#2, 2/3/21
Added by this Amendment#3, 6/3/21
Added by this Amendment#4, 11/22/21
Added by this Amendment#5, 3/14/22
Added by this Amendment#6, 3/29/23
Added by this Amendment#7, / /23
Total Adjusted NTE amount $4,016,133.
The revised Task Price table is as follows, monthly invoicing to be adjusted accordingly.
Current
Authorized Task
Price
Change This
Amendment
Adjusted Task
Price
STEP #1 - KICK-OFF MEETING $13,400.00 $0.00 $13,400.00
STEP #2 - SCHEMATIC PLAN $110,100.00 $0.00 $110,100.00
STEP #3 - CONFIRM DIRECTION $38,293.00 $0.00 $38,293.00 STEP #4 - CONSTRUCTION DOCUMENTS, 30% PS&E $540,550.00 $0.00 $540,550.00 STEP #5 - CONSTRUCTION DOCUMENTS, 60% PS&E $592,516.15 $0.00 $592,516.15 STEP #6 - CONSTRUCTION DOCUMENTS, 90% PS&E $554,116.15 $0.00 $554,116.15 STEP #7 - 100% PS&E AND PERMITTING $284,157.70 $0.00 $284,157.70 STEP #8 - BIDDING PHASE $83,000.00 $0.00 $83,000.00
STEP #9 - CONSTRUCTION PHASE $980,000.00 $820,000.00 $1,800,000.00 $3,196,133.00 $820,000.00 $4,016,133.00
Task Description
TOTAL PRICE, NTE FEE
Regards,
Bruce Playle, Architect, AIA
Licensed Architect C 15459
INDIGO/ Hammond & Playle Architects, LLP
attachments
EXHIBIT A
ATTACHMENT B