Demolition & Salvage
Our deconstruction crews carefully dismantle structures to maximize lumber recovery. We salvage beams, timbers, flooring, siding, and structural members that would otherwise end up in a landfill.
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Deconstruction vs. Demolition
Traditional demolition uses heavy machinery to crush a building into rubble as fast as possible. Everything, including perfectly usable lumber, ends up in a dumpster bound for the landfill. Deconstruction takes a different approach.
Traditional Demolition
- Heavy equipment crushes the entire structure
- Mixed debris hauled to landfill or transfer station
- Minimal material recovery (typically under 30%)
- Faster timeline but higher waste disposal costs
- Usable lumber is destroyed in the process
- Difficult to meet California's 65% diversion requirement
Deconstruction (Our Approach)
- Structure dismantled carefully by hand and with light equipment
- Materials sorted on-site for reuse, recycling, and disposal
- High material recovery rate (typically 70-90%)
- Longer timeline but lower net cost after salvage value
- Lumber preserved intact for resale and reuse
- Exceeds CALGreen waste diversion requirements
Cost comparison: While deconstruction takes more time than mechanical demolition, the recovered material often offsets much of the labor cost. On structures with significant old-growth timber, heavy beams, or rare wood species, deconstruction can actually cost less than demolition once salvage value is factored in.
The Salvage Process
Our experienced deconstruction crews follow a systematic process designed to maximize lumber recovery while maintaining safety and meeting project timelines.
Phase 1
Site Assessment & Planning
We visit the site to evaluate the structure, identify recoverable materials, assess hazards (asbestos, lead paint, structural instability), and develop a deconstruction plan. We inventory expected lumber yields and provide a detailed project quote that accounts for salvage value credits.
Phase 2
Hazardous Material Abatement
Before deconstruction begins, any hazardous materials are identified and removed by licensed abatement professionals. This includes asbestos insulation, lead-based paint, and other regulated substances. All abatement work is documented and certified.
Phase 3
Selective Dismantling
Our crews work from the top down, carefully removing roofing, then siding, then interior finishes, and finally structural framing. Each component is handled to preserve its integrity. Beams are rigged and lowered rather than dropped. Flooring is pried up board by board.
Phase 4
On-Site Sorting & Loading
Recovered materials are sorted on-site into categories: reusable lumber, recyclable wood waste, metals, and non-recoverable debris. Lumber is stacked, strapped, and loaded onto our trucks for transport to the processing yard. Non-wood waste is directed to appropriate recyclers.
Phase 5
Processing & Grading
Salvaged lumber enters our recycling facility for de-nailing, cleaning, re-milling, and grading. Once processed, it joins our inventory and becomes available for purchase.
Phase 6
Site Clearance & Documentation
After all recoverable material has been removed, the remaining foundation or substructure is addressed per your project plan. We provide comprehensive documentation including diversion reports, weight tickets, and salvage inventories for your regulatory compliance records.
What We Recover
The materials we salvage from deconstruction projects depend on the age, type, and condition of the structure. Here are the primary categories of recoverable lumber.
Structural Beams & Timbers
Heavy structural members including ridge beams, floor joists, posts, headers, and girders. Old-growth timbers from pre-1950s structures are particularly valuable for their density, stability, and visual character.
Framing Lumber
Wall studs, ceiling joists, rafters, and other standard-dimension framing members. Douglas fir and hem-fir framing from California buildings is readily recyclable into reusable construction stock.
Flooring & Decking
Hardwood and softwood flooring, deck boards, porch planks, and stair treads. Oak, maple, heart pine, and Douglas fir flooring from older homes carry decades of patina that designers prize.
Siding & Exterior Trim
Clapboard, shiplap, board-and-batten, and other exterior cladding. Redwood and cedar siding is especially sought after for its natural weather resistance and unique aged appearance.
Doors, Windows & Millwork
Solid wood doors, window frames, mouldings, baseboards, wainscoting, and other architectural millwork. Historic trim profiles that are no longer manufactured are irreplaceable once destroyed.
Sheathing & Panels
Plywood, board sheathing, and panel products in reusable condition. Even panels that cannot be reused as-is are diverted to our wood waste recycling stream for mulching or biomass processing.
Project Types We Handle
We have experience deconstructing a wide range of structures across California. No matter the building type, our goal is maximum lumber recovery with minimum waste.
Residential Homes
Single-family homes, duplexes, and small multi-family buildings. Older California homes built before 1960 often contain high-quality old-growth framing lumber, hardwood flooring, and architectural millwork worth salvaging.
Barns & Agricultural Buildings
California's agricultural heritage has left thousands of aging barns and farm structures across the state. These buildings yield massive timbers, wide planks, and beautifully weathered siding that commands premium prices in the reclaimed market.
Commercial & Industrial
Warehouses, factories, retail buildings, and office structures. Commercial buildings often contain large quantities of uniform-dimension framing lumber and heavy structural timbers that recycle efficiently.
Historic Structures
When historic buildings must come down, deconstruction preserves their legacy in the form of salvaged wood. We have experience working with preservation requirements and documenting materials for provenance tracking.
Bridges & Infrastructure
Timber bridges, railroad trestles, utility structures, and marine pilings. These heavy-duty applications use exceptionally durable wood species that are ideal for high-value reclamation.
Renovation & Remodeling
Partial demolition during renovation projects. We selectively remove walls, floors, roofs, or additions while preserving the portions of the structure that will remain. Ideal for kitchen and bathroom gut-remodels where good lumber is hidden behind drywall.
Deconstruction vs. Demolition By the Numbers
The choice between mechanical demolition and hand deconstruction is not just philosophical. The numbers usually favor deconstruction once you account for salvage value, disposal costs, and regulatory compliance.
| Factor | Mechanical Demolition | Deconstruction |
|---|---|---|
| Average material recovery | 15–30% | 70–90% |
| Typical timeline (2,000 sq ft home) | 1–3 days | 2–4 weeks |
| Landfill tipping fees | $3,000–$8,000 | $300–$1,200 |
| Salvage value credit | $0 | $2,000–$25,000+ |
| Labor cost | Lower | Higher |
| Net cost (typical) | $8,000–$18,000 | $5,000–$15,000 |
| CALGreen compliance | Requires extra documentation | Built-in |
| Tax deductible donation potential | None | Up to full salvage value |
Tax advantage: Many deconstruction projects qualify for charitable tax deductions because salvaged material can be donated to nonprofit reuse centers. We work with appraisers to maximize the deductible value of salvaged lumber for homeowners and property owners. Consult your tax advisor for specifics.
Safety Procedures
Deconstruction is inherently more hands-on than mechanical demolition, which means safety planning matters more, not less. Our crews follow a written safety program that exceeds Cal/OSHA requirements and is reviewed before every project.
Pre-Project Hazard Assessment
Every site is surveyed for structural stability, fall hazards, hazardous materials, electrical risks, and biological contamination before crews begin work. A site-specific safety plan is documented for each project.
Hazardous Material Abatement
Asbestos, lead paint, mold, and other regulated materials are removed by licensed abatement contractors before deconstruction begins. We coordinate the entire abatement process and verify clearance before our crews enter.
Fall Protection
Roof and second-story work requires guardrails, personal fall arrest systems, or safety nets per Cal/OSHA Title 8. Our crews are trained on all three and use whichever is appropriate for the job conditions.
Structural Stability Monitoring
As walls, floors, and beams are removed, the remaining structure changes load paths. Foremen continually monitor stability and re-shore as needed to prevent collapse during deconstruction.
PPE & Tool Safety
All crew members wear hard hats, safety glasses, gloves, steel-toe boots, and respirators when warranted. Power tools are inspected daily, and only trained operators handle saws, nail guns, and pry equipment.
Daily Toolbox Talks
Every shift starts with a safety briefing covering the day's specific hazards, weather conditions, and changes from the previous day. Brief documentation is kept for compliance auditing.
Site Security & Public Protection
Active deconstruction sites are fenced, signed, and secured against public entry. Pedestrian protection, dust control, and noise mitigation are addressed per local jurisdictional requirements.
Emergency Response Plans
Every project has a written emergency action plan including the nearest hospital, on-site first aid kit, and crew responsibilities in the event of injury, fire, or other incident.
Insurance Coverage
We carry general liability, workers compensation, auto, and pollution liability insurance with limits well above industry standard. Certificates are issued for every project at no charge.
The Full Eight-Phase Deconstruction Sequence
Our six-phase process above covers the high-level stages. Internally, we follow a more detailed eight-phase sequence to ensure nothing is missed and every project produces consistent results.
Phase 7
Mechanical Cleanup
After hand deconstruction is complete and all valuable lumber has been recovered, light mechanical equipment is brought in to address foundations, slabs, and any remaining substructure. This is also when we recover metals, concrete, and masonry for separate recycling streams.
Phase 8
Final Site Restoration
Site is graded, debris is removed, erosion control measures are installed, and the property is left ready for the next phase of development. Final inspections are coordinated with local building departments. We provide a project closeout package documenting every load that left the site.
Documentation Provided at Project Closeout
At the end of every deconstruction project, you receive a comprehensive package that satisfies regulatory requirements and supports green building certification. The package includes:
- Itemized salvage inventory with photos and weights
- Weight tickets from every load that left the site
- Diversion percentage calculation
- Recycling certificates from downstream facilities
- Hazardous material clearance documentation
- Chain-of-custody records for premium salvaged pieces
- Photo documentation of the deconstruction sequence
- Final invoice with line-item cost and credit accounting
- LEED/CALGreen formatted reports if requested
Expected Salvage Yields by Building Era
The age of a building heavily influences how much usable lumber it contains and what species you can expect to recover. These approximations are based on hundreds of California deconstruction projects across different historical periods.
| Era | Typical Species | Salvage Quality | Estimated Yield (per sq ft) |
|---|---|---|---|
| Pre-1900 (Victorian) | Old-growth Douglas fir, redwood, oak | Premium | 4–8 BF |
| 1900–1929 | Old-growth Douglas fir, heart pine, redwood | Premium | 4–7 BF |
| 1930–1949 | Douglas fir, redwood, hem-fir | Character / Premium | 3–6 BF |
| 1950–1969 | Douglas fir, hem-fir, white fir | Character / Construction | 3–5 BF |
| 1970–1989 | Hem-fir, white fir, SPF | Construction | 2–4 BF |
| 1990–2009 | SPF, plantation Douglas fir, engineered | Construction | 2–3 BF |
| Post-2010 | Engineered, plantation softwoods | Utility / Construction | 1–3 BF |
Typical Project Timelines
Deconstruction takes longer than mechanical demolition, but the timeline is predictable. Here are typical durations for the project types we handle most often, including pre-construction, abatement, and site restoration.
Single-Family Home (1,500–2,500 sq ft)
Total timeline: 3–5 weeks. Site assessment 1 week, abatement 1–2 weeks (if needed), deconstruction 2–3 weeks, final cleanup 3–5 days. Most projects fit comfortably between permit issuance and the start of new construction.
Barn or Agricultural Building
Total timeline: 1–3 weeks. Most barns lack hazardous materials, so abatement is rarely needed. Single-story open structures deconstruct faster than multi-story buildings. Crew size scales with deadline urgency.
Commercial Warehouse (10,000+ sq ft)
Total timeline: 4–10 weeks depending on size and structural complexity. Heavy timber warehouses produce massive salvage value but require specialized rigging. Concrete and metal portions are coordinated with other recyclers.
Multi-Building Sites
Total timeline: 6 weeks to 6 months. Multi-building demolitions on industrial, school, or campus sites are sequenced building by building, often overlapping deconstruction with mechanical demolition for portions with low salvage value.
Selective Renovation Demo
Total timeline: 1–3 weeks. Removing portions of a structure (interior walls, additions, kitchens, bathrooms) while preserving the rest. Common for whole-house renovations where the goal is to keep the foundation and shell.
Historic Restoration Demo
Total timeline: 2–8 weeks. Historic structures may require special permits, preservation oversight, and detailed material documentation. We work with state historical commissions and preservation consultants when required.
Demolition & Salvage FAQ
The most common questions we receive from property owners, contractors, and developers considering deconstruction.
Do I need a permit for deconstruction?
Yes. Deconstruction generally requires demolition-related permits. We can help coordinate permit requirements with local jurisdictions.
What if my building has asbestos or lead?
Hazardous materials must be addressed before full deconstruction. We coordinate with licensed abatement partners when required.
Can you start before new construction permits are approved?
Yes, if demolition permits are approved. Many clients begin deconstruction while new construction documentation is still in review.
Will deconstruction damage landscaping?
Compared with heavy mechanical demolition, controlled deconstruction usually reduces impact and allows better protection of nearby features.
What happens to non-wood materials?
Recoverable metals, masonry, and other materials are sorted and routed to appropriate recycling or reuse channels whenever feasible.
Do I get paid for salvaged lumber?
Recovered lumber value can be credited against project costs, and high-value material may significantly reduce total demolition expenses.
How long does deconstruction usually take?
Timelines vary by building size and salvage complexity. We provide phased schedules after site assessment and scope definition.
Can you salvage selected materials only?
Yes. We can target specific components such as beams, flooring, siding, or architectural elements while coordinating with your project plan.
Do you provide diversion and recovery reporting?
Yes. We provide documented recovery and diversion summaries for permitting closeout, sustainability reporting, and project records.
Do you serve residential and commercial properties?
Yes. We support homes, barns, warehouses, industrial facilities, and commercial structures across California.
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