Safety Cue
Task-specific safety guidance for ordinary work hazards.
Project 01
Walk a real or assigned yard site, inspect its conditions, identify property limits and buried utilities, evaluate drainage and slope, select a structure type suited to the site, and produce a documented readiness package that every later chapter in this book depends on.
These cues appear at the point of work. They identify safety, code, manufacturer, and measurement issues before they become rework or hazards.
Task-specific safety guidance for ordinary work hazards.
Serious injury, fire, or major damage is possible.
Practical work-area safety: lighting, cords, footing, and housekeeping.
Local requirements vary. Verify permit, inspection, and jurisdictional rules.
Follow product-specific instructions for tools, materials, and equipment.
Clearance, layout, spacing, and reference-point guidance.
This project qualifies you to inspect a yard or building site, gather the information needed to plan an outdoor wood structure, and document that the site is ready for layout. The finished work product is a completed Site Inspection and Project Readiness Package: a marked sketch of the site, a completed utility-locate confirmation, a drainage and slope assessment, a structure-type recommendation with rationale, and a signed readiness worksheet.
You will walk the site, identify and record existing conditions, locate and flag property lines and setbacks, request and record a utility locate, evaluate drainage and slope across the build area, weigh site conditions against candidate structure types, and select and justify a structure type before any digging, layout, or material ordering begins.
This is the first project in the book. It assumes the exterior sequence covered in earlier books — site prep, concrete flatwork, masonry, hardscaping, and landscaping — is either complete or already understood, and it establishes the site information every later chapter in this book depends on. No footing is dug, no post is set, and no lumber is cut until this project's readiness package is complete.
This project is the entry point for the entire book. Every layout in Project 03, every footing in Project 04, every post in Project 05, and the Chapter 20 capstone all reference the property limits, utility locate, drainage assessment, and structure-type decision produced here. A site that has not been inspected and documented under this project cannot proceed to layout in Project 03.
The habit built in this chapter — walking a site, recording what is actually there rather than what is assumed to be there, and confirming utilities before any tool touches the ground — is the same habit that governs every outdoor structure project in this book, from a small garden trellis to a full shed.
This project covers:
This project does not authorize the learner to:
Any site condition that cannot be confirmed, or any utility locate that has not been completed and marked, must be resolved before this project is declared complete.
Establish these references before any layout begins, and do not change them mid-project.
| Term | Definition |
|---|---|
| Property line | The recorded legal boundary of the lot; the reference every setback distance is measured from |
| Setback | The minimum required distance a structure must be located from a property line, easement, or other reference, as set by local jurisdiction or HOA rule |
| Easement | A recorded right for a utility, neighbor, or agency to use a defined portion of the property; structures generally cannot be placed within an active easement |
| Utility locate | A confirmed marking of buried utility lines within the proposed build area, obtained before any digging is planned |
| Build area | The proposed footprint of the structure plus the working clearance needed to construct it |
| Drainage path | The route water follows across the site during and after rainfall; recorded so the structure does not block or redirect water onto a neighboring property or the house foundation |
| Grade / slope | The rise or fall of the ground surface across the build area, recorded because it affects footing depth, post height, and floor-framing decisions in later chapters |
Before flagging any structure location, record the selected structure type and site references directly on the site-inspection worksheet:
Site address or lot ID: ______ Proposed structure type: ______ Nearest property line: ______ (direction / distance)
Date started: ____________ Builder name: ____________
Every project in this book, from a small garden arbor to the Chapter 20 capstone, depends on the same five-part planning sequence taught here: inspect, identify limits, confirm utilities, evaluate drainage and slope, then select and document. Learning that sequence on the first site you walk means every later project starts from a method you already trust.
Every proposed structure location is checked against the recorded property line, not against a fence, hedge, or existing marker that may not sit on the actual boundary. A structure sited from an assumed line rather than a confirmed one risks an encroachment that can require the structure to be moved or removed after it is built.
Local setback distances, easement restrictions, and HOA rules vary by jurisdiction and by neighborhood. Verify the current requirements for the specific site before finalizing a structure location, and do not rely on a neighboring property's structure as evidence of what is allowed.
Contact the regional utility locate service and obtain a confirmed, marked locate before any digging is planned or performed anywhere in this book. Never dig, drive a stake deeper than flag depth, or probe the ground in an unmarked area. Contact with a buried utility line can cause serious injury, service outages, or death.
Watch footing on uneven ground, overgrown vegetation, and hidden holes or debris while walking and flagging the site. Wear closed-toe footwear at all times and use appropriate insect or sun protection for the conditions.
Check slope and drainage at multiple points across the build area, not just at one corner. A site that appears level at the front corner can still slope significantly toward the back, which affects footing depth and post height decisions in later chapters.
OS-001 – OS-006
Site Inspection / Planning Qualification
Deliverable: one Site Inspection and Project Readiness Package containing a marked site sketch, photographs of existing conditions and utility markings, a completed drainage and slope assessment, a structure-type recommendation with rationale, and a signed readiness worksheet.
| Component | Quantity | Format | Standard | Preparation / Purpose |
|---|---|---|---|---|
| Site conditions record | 1 | Worksheet + photos | Covers grade, vegetation, structures, access | Baseline record of existing conditions |
| Property limits sketch | 1 | Marked sketch | Corners, setbacks, easements flagged and measured | Confirms buildable area within legal limits |
| Utility locate confirmation | 1 | Locate ticket + photos | All marked lines recorded on sketch | Confirms build area is clear before any digging |
| Drainage and slope assessment | 1 | Worksheet + sketch notes | Multiple points checked across build area | Informs footing, post, and floor decisions in later chapters |
| Structure-type recommendation | 1 | Written rationale | Compares at least two candidate types against site conditions | Selects the structure type this book's later chapters will build |
| Readiness sign-off | 1 | Signed worksheet | All sections complete and confirmed | Authorizes handoff to Project 02 |
| Check | Standard |
|---|---|
| Site conditions record | Grade, vegetation, existing structures, and access are recorded and photographed for the full build area |
| Property limits | All relevant corners, setbacks, and easements are flagged, measured, and shown on the sketch |
| Utility locate | Locate request submitted and confirmed; all marked lines recorded on the sketch before any structure flag is placed |
| Drainage and slope | Slope and drainage path recorded at multiple points across the build area |
| Structure-type rationale | At least two candidate structure types compared against site conditions, with a documented reason for the final selection |
| Readiness sign-off | All sections of the worksheet completed and signed before Project 02 begins |
Inspect the completed readiness package using the same checks regardless of which structure type was selected.
Complete the Site Inspection Worksheet in the Inspection Checklist section below before beginning Project 02.
Probable cause: the structure outline was flagged from an assumed property line, such as an existing fence, rather than from a confirmed corner and measured setback.
Confirmation: re-measure the setback distance from the confirmed property corner and compare it to the current jurisdictional requirement.
Correction: re-flag the structure outline from the confirmed corner and setback distance, adjusting the structure size or location as needed.
Reinspection: repeat the property-limits check on the corrected outline.
Probable cause: the locate request was submitted late, or the structure outline was flagged while waiting for the locate results.
Confirmation: check the locate service's confirmation date and time against the date the structure outline was flagged.
Correction: remove the structure-outline flags, wait for the confirmed and marked locate, and re-flag the outline only after the marked utilities are recorded on the sketch.
Reinspection: repeat the utility check on the corrected sequence.
Probable cause: the slope check was performed at a single, convenient corner instead of across the full build area.
Confirmation: compare the recorded worksheet entries against the number of points required by Section G, Step 4.
Correction: return to the site and record slope and drainage at each corner and the center of the build area.
Reinspection: repeat the drainage and slope check on the completed set of points.
Probable cause: a structure type was chosen based on preference alone, without recording how it was weighed against site conditions or a second candidate type.
Confirmation: review the worksheet for a written rationale and at least one alternative structure type considered.
Correction: document at least two candidate types, compare them against the recorded site conditions, and record the rationale for the final selection.
Reinspection: repeat the structure-type check on the completed rationale.
Probable cause: property, utility, and structure-outline flags were not assigned distinct colors before the site walk began.
Confirmation: inspect the site sketch and physical flags for consistent color use by category.
Correction: re-flag the site using three distinct colors, updating the sketch legend to match.
Reinspection: repeat the property-limits and utility checks on the corrected flagging.
Probable cause: photographs or worksheet entries were deferred until after the site walk and some conditions were not recorded before flags were removed or conditions changed.
Confirmation: review the readiness package against the Assessed Inspection Schedule for missing components.
Correction: return to the site to record any missing condition still visible, or note on the worksheet any condition that must be reconfirmed before Project 02 begins.
Reinspection: repeat the readiness check on the completed package.
This project ends with the readiness package compiled and stored for reuse, not discarded.
| Competency | Independent Pass Standard | Not Demonstrated | With Assistance | Independently |
|---|---|---|---|---|
| OS-001 | Inspects and records existing grade, vegetation, structures, and access across the full build area before flagging begins | |||
| OS-002 | Identifies and flags property corners, setbacks, easements, and any HOA or deed restrictions affecting the build area | |||
| OS-003 | Requests and confirms a utility locate and records all marked lines before flagging any structure outline | |||
| OS-004 | Evaluates and records drainage and slope at multiple points across the full build area | |||
| OS-005 | Compares at least two candidate structure types against site conditions and selects one with a documented rationale | |||
| OS-006 | Compiles a complete, accurate, and signed Site Inspection and Project Readiness Package |
Mark one column per competency. Only Demonstrated Independently awards the competency; Demonstrated with Assistance authorizes additional supervised practice but does not complete the requirement.
| Item | Standard | Recorded Finding | Confirmed (Y/N) | Correction (if any) |
|---|---|---|---|---|
| Site conditions record | Grade, vegetation, structures, access recorded | |||
| Property corners | Flagged and cross-checked against survey/plat | |||
| Setbacks / easements | Measured and shown on sketch | |||
| Utility locate | Requested, confirmed, and marked before structure flagged | |||
| Drainage / slope | Recorded at each corner and center of build area | |||
| Structure-type rationale | At least two candidates compared, rationale documented |
Structure type selected: ____________ Rationale summary: ____________
Readiness package declared complete: ______ (Pass/Fail) Date: ____________ Builder name: ____________
With all six worksheet items recorded, review the completed package against the Acceptance Standards table and confirm site conditions are recorded across the full build area, property corners, setbacks, and easements are flagged and measured, the utility locate is confirmed and recorded, drainage and slope are recorded at multiple points, the structure-type rationale compares at least two candidates, and the worksheet is signed and dated. Complete the Site Inspection Worksheet and correct any incomplete item before beginning Project 02. If an item is incomplete, identify whether the gap is missing documentation, an unconfirmed measurement, an unresolved utility marking, or an unresolved drainage condition before rechecking it.
You have completed the first project in the outdoor structures sequence: inspecting and planning an outdoor structure project. This project required you to inspect site conditions relevant to an outdoor wood structure (OS-001), identify property limits, setbacks, easements, and restrictions (OS-002), identify utilities and confirm a utility locate (OS-003), evaluate drainage and slope across the build area (OS-004), select a structure type appropriate to the site (OS-005), and document project readiness (OS-006).
You now have a complete Site Inspection and Project Readiness Package and a repeatable method for walking, inspecting, and documenting a site before any layout, digging, or construction begins. That package carries directly into the next project: setting up the work area and staging materials for the structure you selected.
Store your signed readiness package with the project records. You will reference the property limits, utility locate, and drainage findings recorded here throughout the rest of this book.