Estimate of Costs

The form of financial assurance provided must be supported by a contractor's or engineer's estimate of cost of completion of all public and private common-area improvements (as applicable), and the assurance must be in an amount 10% greater than the estimated costs. The estimate should itemize all individual elements of the cost of improving the common areas. You could itemize further any other improvements that are specific to your development, but no less than what is stated in the public report as included improvements to the project.

(Click for a PDF of this specimen)
Specimen:




Scottsdale  AZ
Statement of Probable Construction Cost
Approved Plans
This statement of probable cost, including all descriptions, costs and quantities are intended to facilitate the budgetary cost analysis provided by the contractor and is considered supplemental. All quantities shown are for estimating purposes only and are not guaranteed.  The contractor shall verify all descriptions, costs and quantities to fulfill the design intent of the approved construction documents.
Date: March 5, 2007
Revised Date: 
Total Landscape Area = 172,300 SF
Key:
c.y. (cubic yard), ea. (each), l.f. (lineal foot), l.s. (lump sum), s.f. (square foot), ton (ton)
Furnishings        
  Description Qty. Unit Unit Cost Extended Cost
Benches 3 ea. $1,015.00 $3,045.00
Trash Receptacles  5 ea. $555.00 $2,775.00
Outdoor Dining Table w/ Benches 0 ea. $3,600.00 $0.00
Dog Waste Stations 5 ea. $100.00 $500.00
Bike Racks  0 ea. $1,000.00 $0.00
Subtotal       $6,320.00
Site Preparation (Earthwork)        
  Description Qty. Unit Unit Cost Extended Cost
Fine Grading 172,300 s.f. $0.10 $17,230.00
Import Soil (Fill) 0 c.y. $12.00 $0.00
  Hard Dig Allowance 0 l.s. $0.00 $0.00
Subtotal       $17,230.00
Site Improvements        
  Description Qty. Unit Unit Cost Extended Cost
Concrete Sidewalk (Un-colored) 3,400 s.f. $3.25 $11,050.00
4" S.O.G. (Un-Colored) 0 s.f. $3.50 $0.00
Concrete Banding (2'-0" wide) 300 l.f. $20.00 $6,000.00
6'-0" Tall, 8" CMU Wall w/Stucco Finish 3,000 l.f. $106.00 $318,000.00
Full View Fence on Split Face Knee Wall 0 l.f. $50.00 $0.00
Full View Fence on Stucco Knee Wall 50 l.f. $50.00 $2,500.00
Partial View Fence 2,270 l.f. $50.00 $113,500.00
Split Face Columns 0 ea. $300.00 $0.00
Stone Low Column 5 ea. $500.00 $2,500.00
Stone Half Column 11 ea. $500.00 $5,500.00
Side Yard Step-Down 16 ea. $1,220.00 $19,520.00
Stucco Low Column 8 ea. $400.00 $3,200.00
Stucco Half Column 8 ea. $250.00 $2,000.00
Stone View Column 0 ea. $500.00 $0.00
Stucco View Column 41 ea. $250.00 $10,250.00
Uncovered Mail Node 1 ea. $5,700.00 $5,700.00
Custom Ramada 0 ea. $20,000.00 $0.00
Parcel Entry Feature 1 ea. $7,000.00 $7,000.00
6" Concrete Header (Extruded) 710 l.f. $3.00 $2,130.00
Pre-Cast Conc. Pavers over Compacted Base 3,600 s.f. $5.50 $19,800.00
Pre-Cast Conc. Pavers over Aggregate Base 0 s.f. $6.25 $0.00
Pre-Cast Conc. Pavers over Conc. Slurry Base 0 s.f. $6.75 $0.00
Pre-Cast Conc. Pavers over Concrete Slab 0 s.f. $7.25 $0.00
Subtotal       $528,650.00
Landscape and Irrigation        
  Description Qty. Unit Unit Cost Extended Cost
Irrigation (Drip Area) 151,800 s.f. $0.42 $63,756.00
Irrigation (Turf Area) 20,500 s.f. $0.60 $12,300.00
72" Box Nursery Tree 0 ea. $5,400.00 $0.00
60" Box Nursery Tree 0 ea. $3,100.00 $0.00
54" Box Nursery Tree 4 ea. $2,375.00 $9,500.00
48" Box Nursery Tree 6 ea. $1,825.00 $10,950.00
36" Box Nursery Tree 0 ea. $600.00 $0.00
24" Box Nursery Tree 0 ea. $250.00 $0.00
15 Gallon Nursery Tree 0 ea. $85.00 $0.00
15 Gallon Nursery Shrub 0 ea. $56.00 $0.00
5 Gallon Nursery Shrub 1,460 ea. $13.50 $19,710.00
1 Gallon Nursery Shrub 869 ea. $7.00 $6,083.00
15 Gallon Salvage Cacti 177 ea. $35.00 $6,195.00
15 Gallon Cacti 53 ea. $85.00 $4,505.00
5 Gallon Cacti 721 ea. $16.50 $11,896.50
84" Box Salvage Tree 0 ea. $4,600.00 $0.00
72" Box Salvage Tree 1 ea. $2,304.00 $2,304.00
60" Box Salvage Tree 2 ea. $1,588.00 $3,176.00
54" Box Salvage Tree 5 ea. $800.00 $4,000.00
48" Box Salvage Tree 45 ea. $650.00 $29,250.00
36" Box Salvage Tree 10 ea. $400.00 $4,000.00
24" Box Salvage Tree 0 ea. $220.00 $0.00
Fouguieria splendens "Ocotillo" (12-20 Cane) 71 ea. $125.00 $8,875.00
* Carnegiea gigantea "Saguaro" (8' avg) 148 ea. $520.00 $76,960.00
Turf (From Sod) 20,500 s.f. $0.50 $10,250.00
Desert Cobble Groundcover (From Site Salvage) 151,800 s.f. $1.25 $189,750.00
Boulders (Surface Select) 0 ton $129.00 $0.00
Decomposed Granite Path (Stabilized) 0 s.f. $1.15 $0.00
Decomposed Granite Path (Compacted) 0 s.f. $0.40 $0.00
Native Site Stone Rip-Rap (3" to 6" Screened) 0 l.f. $1.05 $0.00
  Pre-Emergent Control 151,800 s.f. $0.08 $12,144.00
Subtotal       $485,604.50
Electrical (Site Lighting)        
  Description Qty. Unit Unit Cost Extended Cost
Tree Up Lights (Low Voltage) 14 ea. $80.00 $1,120.00
Tree Down Lights (Low Voltage) 30 ea. $84.00 $2,520.00
Tree Up Lights in Turf (Low Voltage) 16 ea. $125.00 $2,000.00
Bollard Lighting (Line Voltage) 0 ea. $850.00 $0.00
Parking Lot Lighting (Line Voltage) 0 ea. $1,800.00 $0.00
  Transformers (Low Voltage) 5 ea. $450.00 $2,250.00
Subtotal       $7,890.00
Exceptions  (This statement does not include the following)        
  Description Qty. Unit Unit Cost Extended Cost
Taxes, Bonding, Special Fees, Permits 0 l.s. $0.00 $0.00
Contractor's General Conditions 0 l.s. $0.00 $0.00
Contractor's Overhead and Fees 0 l.s. $0.00 $0.00
Insurance 0 l.s. $0.00 $0.00
Demolition / Clearing 0 s.f. $0.00 $0.00
Construction Observation / Administration 0 l.s. $0.00 $0.00
Temporary Facilities 0 l.s. $0.00 $0.00
Security 0 l.s. $0.00 $0.00
Sub-Consultant Fees 0 l.s. $0.00 $0.00
Structural Engineering Fees 0 l.s. $0.00 $0.00
Irrigation Water Meters / Backflow Preventers 0 l.s. $0.00 $0.00
  Mass Grading (Final Grades + / - .10th) 0 s.f. $0.00 $0.00
Subtotal       $0.00
Subtotal       $1,045,694.50
10% Contingency       $104,569.45
Grand Total       $1,150,263.95
Alternates and/or Additions        
  Description Qty. Unit Unit Cost Extended Cost
    0 ea. $0.00 $0.00
Subtotal $0.00
Assumptions:
* Unit cost for Saguaro is estimated at: ($65.00 per ln. ft. X 8'-0" average height)