Backyard Project Quote Checklist

The lowest number is not the lowest project cost when another proposal includes delivery, foundation, utility work, assembly, disposal and service. Use one scope across every bidder.

Before sending: Write the same address, intended use, approximate location, dimensions, access constraints, desired timing and finish expectations at the top of every request.

Project Site / address Target completion Budget ceiling

1. Product and design

Exact manufacturer, model and configuration Dimensions and required clearances Materials, finish and color Included accessories and controls Substitutions require written approval Drawings or layout included

2. Delivery and access

Freight and tax stated Curbside vs. final placement defined Unloading equipment assigned Crane, forklift or narrow access addressed Storage before installation addressed Damage inspection and claim process stated

3. Site preparation and foundation

Demolition and disposal included/excluded Excavation, grading and compaction Base or footing design Drainage and final discharge point Soil or existing-slab assumptions Restoration of lawn/patio/fence

4. Utilities

Electrical load and circuit identified Panel/service capacity responsibility Trenching and conductor length included Gas, water and waste scope identified Disconnects, controls and startup included Inspection responsibility assigned

5. Labor, approvals and schedule

Assembly/installation labor Licensed trades identified Permit/HOA responsibility Engineering responsibility Estimated lead time and site duration Weather/delay assumptions

6. Handoff and ownership

Startup, testing and orientation Manuals and maintenance schedule Product, labor and finish warranties separated Local service process and response time Exclusions listed in one place Final payment tied to defined completion

Normalize the numbers

Cost layer	Quote A	Quote B	Quote C
Product / structure
Freight / unloading / tax
Foundation / site / drainage
Electrical / gas / water
Installation / permits / engineering
Required work excluded from quote
Contingency
Comparable project total

Turn three different quotes into one fair comparison

1. Product and design

2. Delivery and access

3. Site preparation and foundation

4. Utilities

5. Labor, approvals and schedule

6. Handoff and ownership

Normalize the numbers

Questions that expose risk