Attachment 3 - Project Cost Estimate — Foster City City Council, July 20, 2026

Foster City | City Hall Landscaping 3/18/2026
City of Foster City
Design Development - Summary Verde Design, Inc.

Statement of Probable Construction Costs Completed by: NN VERDE JOB NO.: 2314800 Reviewed by: DM
Summary - Fountain Renovation
Item Base Estimate
Fountain Renovation $160,939
Subtotal - Estimated Cost $160,939
General Conditions - 4% $6,438
Mobilization & Project Management - 15% $24,141
Bonding - 2% $3,219
Construction Contingency 8% $12,875
Bidding Escalation 5% $8,047
Fountain Renovation Total Estimated Cost with Construction Contingency $215,658 Fountain Renovation Bid Alternate #1 - 5 Gal Shrubs and 36" Box Trees Shrubs, Grass, Groundcover - 5 Gal 60 ea. $60.00 $3,600 (Credit) Shrubs, Grass, Groundcover - 1 Gal 60 ea. $30.00 ($1,800) Trees - 36" Box 3 ea. $1,500.00 $4,500
(Credit) Trees - 15 Gal 3 ea. $500.00 ($1,500)
$4,800
Fountain Renovation Total Estimated Cost with Construction Contingency and Bid Alt #1 $220,458 Summary - Planting Areas
Item
South Planting $91,727
North Planting $116,414
Hillsdale Blvd Planting $181,044
Subtotal - Estimated Cost $389,186
General Conditions - 4% $15,567
Mobilization & Project Management - 15% $58,378
Bonding - 2% $7,784
Construction Contingency 8% $31,135
Bidding Escalation 5% $19,459
Planting Areas - Total Estimated Cost with Construction Contingency $521,509

VERDE DESIGN
2455 The Alameda, Suite 200 Santa Clara, California 95050 T: 408 985 7200 • F: 408 985 7260 verdedesigninc.com
Y:\projects-sc\2023\2314800 - Foster City Hall Landscaping\Construction Estimates\2026.03.18 - Foster City Cost Estimate.xlsxSum South Planting Bid Alternate #2 - 5 Gal Shrubs
Shrubs, Grass, Groundcover - 5 Gal 597 ea. $75.00 $44,775 (Credit) Shrubs, Grass, Groundcover - 1 Gal 597 ea. $40.00 ($23,880) $20,895
North Planting Bid Alternate #3 - 5 Gal Shrubs
Shrubs, Grass, Groundcover - 5 Gal 830 ea. $75.00 $62,250 (Credit) Shrubs, Grass, Groundcover - 1 Gal 830 ea. $40.00 ($33,200) $29,050
Hillsdale Planting Bid Alternate #4 - 5 Gal Shrubs and 24" Box Trees Shrubs, Grass, Groundcover - 5 Gal 1,254 ea. $75.00 $94,050 (Credit) Shrubs, Grass, Groundcover - 1 Gal 1,254 ea. $40.00 ($50,160) Trees - 24" Box 3 ea. $1,000.00 $3,000
(Credit) Trees - 15 Gal 3 ea. $500.00 ($1,500)
$45,390
Planting Areas - Total Estimated Cost with Construction Contingency and Bid Alts $616,844 Notes:
2) Construction Contingency is provided to cover for site conditions and additional work not anticipated for upgrades. 4) Construction costs are based on current market prices. 1) Design Contingency is for further development of design and compensates for unknown elements. We will eliminate as we move to Bid Documents. 3) In Providing opinions of probable construction cost, the Client understands that the Landscape Architect has no control over costs or the price of labor, equipment or materials, or over the Contractor's method of pricing, and that the opinions of probable construction costs provided herein are to be made on the basis of the Landscape Architect's qualifications and experience. The Landscape Architect makes no warranty, expressed or implied, as to the accuracy of such opinions as as compared to bid or actual costs.

Statement of Probable Construction Costs Completed by: NN VERDE JOB NO.: 2314800 Reviewed by: DM
Item Quantity Unit Unit Cost Base Estimate
Demolition
Demolish Concrete Paving 1,133 sf $4.00 $4,532
Demolish Existing Fountains 1 ls $5,000.00 $5,000
Tree Protection 10 ea. $500.00 $5,000
$14,532
Grading
Rough Grading 1,677 sf $4.00 $6,708
Fine Grading 1,677 sf $4.00 $6,708
$13,416
Hardscape - East Fountain
Colored Concrete Paving - Pedestrian 385 sf $35.00 $13,475 Concrete Pavers 748 sf $50.00 $37,400
42" Ornamental Fence Railing 41 lf $300.00 $12,300
$63,175
Furnishings - East Fountain
Picnic Table 4 ea $3,200.00 $12,800
Picnic Table - ADA 3 ea $3,300.00 $9,900
Shade Structure 1 ls $40,000.00 $40,000
$62,700
Landscape - Clocktower Fountain
Trees - 15 Gal 3 ea. $500.00 $1,500
Shrubs, Grass, Groundcover - 1 Gal 60 ea. $40.00 $2,400 Bark Mulch 545 sf $0.75 $409
Soil Amendment 545 sf $1.25 $681
90 day Maintenance 545 sf $0.40 $218
$5,208
Irrigation
Irrigation Allowance for Shrub Planting 545 sf $3.50 $1,908 $1,908
Subtotal - Estimated Cost $160,939
General Conditions - 4% $6,438
Mobilization & Project Management - 15% $24,141
Bonding - 2% $3,219
Construction Contingency 8% $12,875
Bidding Escalation 5% $8,047
Total Estimated Cost with Construction Contingency $215,658 Bid Alternate #1 - 5 Gal Shrubs and 36" Box Trees
Shrubs, Grass, Groundcover - 5 Gal 60 ea. $75.00 $4,500 (Credit) Shrubs, Grass, Groundcover - 1 Gal 60 ea. $40.00 ($2,400) Trees - 36" Box 3 ea. $1,500.00 $4,500
(Credit) Trees - 15 Gal 3 ea. $500.00 ($1,500)
$5,100
Total Estimated Cost with Construction Contingency and Bid Alt #1 $220,758 Notes:
2) Construction Contingency is provided to cover for site conditions and additional work not anticipated for upgrades. 4) Construction costs are based on current market prices. 1) Design Contingency is for further development of design and compensates for unknown elements. We will eliminate as we move to Bid Documents. 3) In Providing opinions of probable construction cost, the Client understands that the Landscape Architect has no control over costs or the price of labor, equipment or materials, or over the Contractor's method of pricing, and that the opinions of probable construction costs provided herein are to be made on the basis of the Landscape Architect's qualifications and experience. The Landscape Architect makes no warranty, expressed or implied, as to the accuracy of such opinions as as compared to bid or actual costs.

VERDE DESIGN
2455 The Alameda, Suite 200 Santa Clara, California 95050 T: 408 985 7200 • F: 408 985 7260 verdedesigninc.com
Y:\projects-sc\2023\2314800 - Foster City Hall Landscaping\Construction Estimates\2026.03.18 - Foster City Cost Estimate.xlsxFou Foster City | City Hall Landscaping 3/18/2026
City of Foster City
Design Development - South Planting Verde Design, Inc.

Statement of Probable Construction Costs Completed by: NN VERDE JOB NO.: 2314800 Reviewed by: DM
Item Quantity Unit Unit Cost Base Estimate
Demolition
Demolish Existing Irrigation 1 ls $2,000.00 $2,000
Tree Protection 20 ea. $500.00 $10,000
$12,000
Grading
Rough Grading 5,371 sf $4.00 $21,484
Fine Grading 5,371 sf $4.00 $21,484
$42,968
Landscape
Shrubs, Grass, Groundcover - 1 Gal 597 ea. $40.00 $23,869 Bark Mulch 5,371 sf $0.75 $4,028
Soil Amendment 5,371 sf $1.25 $6,714
90 day Maintenance 5,371 sf $0.40 $2,148
$36,759
Subtotal - Estimated Cost $91,727
General Conditions - 4% $3,669
Mobilization & Project Management - 15% $13,759
Bonding - 2% $1,835
Construction Contingency 8% $7,338
Bidding Escalation 5% $4,586
Total Estimated Cost with Construction Contingency $122,914 Bid Alternate #4 - 5 Gal Shrubs
Shrubs, Grass, Groundcover - 5 Gal 597 ea. $75.00 $44,775 (Credit) Shrubs, Grass, Groundcover - 1 Gal 597 ea. $40.00 ($23,880) $20,895
Total Estimated Cost with Construction Contingency and Bid Alt #4 $143,809 Notes:
2) Construction Contingency is provided to cover for site conditions and additional work not anticipated for upgrades. 4) Construction costs are based on current market prices. 1) Design Contingency is for further development of design and compensates for unknown elements. We will eliminate as we move to Bid Documents. 3) In Providing opinions of probable construction cost, the Client understands that the Landscape Architect has no control over costs or the price of labor, equipment or materials, or over the Contractor's method of pricing, and that the opinions of probable construction costs provided herein are to be made on the basis of the Landscape Architect's qualifications and experience. The Landscape Architect makes no warranty, expressed or implied, as to the accuracy of such opinions as as compared to bid or actual costs.

Statement of Probable Construction Costs Completed by: NN VERDE JOB NO.: 2314800 Reviewed by: DM
Item Quantity Unit Unit Cost Base Estimate
Demolition
Demolish Existing Irrigation 1 ls $2,000.00 $2,000
Tree Protection 7 ea. $500.00 $3,500
$5,500
Grading
Rough Grading 7,472 sf $4.00 $29,888
Fine Grading 7,472 sf $4.00 $29,888
$59,776
Landscape
Shrubs, Grass, Groundcover - 1 Gal 830 ea. $40.00 $33,206 Bark Mulch 7,472 sf $0.75 $5,604
Soil Amendment 7,472 sf $1.25 $9,340
90 day Maintenance 7,472 sf $0.40 $2,989
$51,138
Subtotal - Estimated Cost $116,414
General Conditions - 4% $4,657
Mobilization & Project Management - 15% $17,462
Bonding - 2% $2,328
Construction Contingency 8% $9,313
Bidding Escalation 5% $5,821
Total Estimated Cost with Construction Contingency $155,995 Bid Alternate #2 - 5 Gal Shrubs
Shrubs, Grass, Groundcover - 5 Gal 830 ea. $75.00 $62,250 (Credit) Shrubs, Grass, Groundcover - 1 Gal 830 ea. $40.00 ($33,200) $29,050
Total Estimated Cost with Construction Contingency and Bid Alt #2 $185,045 Notes:
2) Construction Contingency is provided to cover for site conditions and additional work not anticipated for upgrades. 4) Construction costs are based on current market prices. 1) Design Contingency is for further development of design and compensates for unknown elements. We will eliminate as we move to Bid Documents. 3) In Providing opinions of probable construction cost, the Client understands that the Landscape Architect has no control over costs or the price of labor, equipment or materials, or over the Contractor's method of pricing, and that the opinions of probable construction costs provided herein are to be made on the basis of the Landscape Architect's qualifications and experience. The Landscape Architect makes no warranty, expressed or implied, as to the accuracy of such opinions as as compared to bid or actual costs.

VERDE DESIGN
2455 The Alameda, Suite 200 Santa Clara, California 95050 T: 408 985 7200 • F: 408 985 7260 verdedesigninc.com
Y:\projects-sc\2023\2314800 - Foster City Hall Landscaping\Construction Estimates\2026.03.18 - Foster City Cost Estimate.xlsxNor Foster City | City Hall Landscaping 3/18/2026
City of Foster City
Design Development - Hillsdale Boulevard Planting Verde Design, Inc.

Statement of Probable Construction Costs Completed by: NN VERDE JOB NO.: 2314800 Reviewed by: DM
Item Quantity Unit Unit Cost Base Estimate
Demolition
Demolish Existing Irrigation 1 ls $2,000.00 $2,000
Tree Protection 23 ea. $500.00 $11,500
$13,500
Grading
Rough Grading 11,287 sf $4.00 $45,148
Fine Grading 11,287 sf $4.00 $45,148
$90,296
Landscape
Trees - 15 Gal 3 ea. $500.00 $1,500
Shrubs, Grass, Groundcover - 1 Gal 1,254 ea. $40.00 $50,159 Bark Mulch 11,287 sf $0.75 $8,465
Soil Amendment 11,287 sf $1.25 $14,109
90 day Maintenance 11,287 sf $0.40 $4,515
$77,248
Subtotal - Estimated Cost $181,044
General Conditions - 4% $7,242
Mobilization & Project Management - 15% $27,157
Bonding - 2% $3,621
Construction Contingency 8% $14,484
Bidding Escalation 5% $9,052
Total Estimated Cost with Construction Contingency $242,599 Bid Alternate #3 - 5 Gal Shrubs and 24" Box Trees
Shrubs, Grass, Groundcover - 5 Gal 1,254 ea. $75.00 $94,050 (Credit) Shrubs, Grass, Groundcover - 1 Gal 1,254 ea. $40.00 ($50,160) Trees - 24" Box 3 ea. $1,000.00 $3,000
(Credit) Trees - 15 Gal 3 ea. $500.00 ($1,500)
$45,390
Total Estimated Cost with Construction Contingency and Bid Alt #3 $287,989 Notes:
2) Construction Contingency is provided to cover for site conditions and additional work not anticipated for upgrades. 4) Construction costs are based on current market prices. 1) Design Contingency is for further development of design and compensates for unknown elements. We will eliminate as we move to Bid Documents. 3) In Providing opinions of probable construction cost, the Client understands that the Landscape Architect has no control over costs or the price of labor, equipment or materials, or over the Contractor's method of pricing, and that the opinions of probable construction costs provided herein are to be made on the basis of the Landscape Architect's qualifications and experience. The Landscape Architect makes no warranty, expressed or implied, as to the accuracy of such opinions as as compared to bid or actual costs.

Foster City City CouncilJuly 20, 2026

Foster City City Council
July 20, 2026