Title: Decon 102 Final Exam
Course: DECON 102 Deconstruction: Methods and Materials > Section: DECON 102 Deconstruction: Methods and Materials

Q: What's the best way to get bricks down from a chimney deconstructed in an attic down to the ground level.  Make sure to consider exposure to risk, and the balance of time/money/quality.
- By hand down the stairs
- Stacked on a pallet at the open roof, then lowered via pulley
- Tossed down a debris chute as each brick is removed.
A: Tossed down a debris chute as each brick is removed.

Q: Which deconstruction method is most appropriate for a steel framed light commercial building that is two stories tall that has wood stud infill walls, and a SIP (structurally insulated panel) facade.
- Knock down (tip and sort)
- Mechanized Deconstruction (hybrid of machine and hand)
- Piece by Piece (100% by hand)
A: Mechanized Deconstruction (hybrid of machine and hand)

Q: Which of the following project types is more likely to require heavy equipment (bucket loaders, cranes) for its deconstruction?
- residential
- light commercial
A: light commercial

Q: What is the best way to handle materials on site to retain maximum material value?
- Maintain separate material streams on site
- Get everything back to your warehouse and separate the streams there
- Take the mixed materials to the recycling facility and let them sort it out
A: Maintain separate material streams on site

Q: What kind of building is shown in this picture?
- Residential
- Light Commercial
- Insitutional
A: Insitutional

Q: What is the meaning of Last On / First Off on a deconstruction site?
- It means that the last building element installed will be the first item to be removed.
- It means that the last trade to work on a site has the least to do, and is the first off.
- It means that the last material loaded on the to truck with be the first unloaded.
A: It means that the last building element installed will be the first item to be removed.

Q: In construction and demolition waste/diversion materials, what does ABC stand for?
A: Asphalt, / Brick, / Concrete

Q: What is the feature of commercial dropped ceiling tiles that makes it useful for salvage and reuse.
- The modular grid is the same in every installation (either 2x2 or 2x4)
- The pressed fiber tiles are highly water resistant
- The light fixtures are more efficient than ceiling mounted fixtures
A: The modular grid is the same in every installation (either 2x2 or 2x4)

Q: Can louvers and diffusers from a mechanical system be reused?
- Yes
- No
A: Yes

Q: Which two of the following roofing types are eligible for reuse?
- asphalt shingle
- corrugated metal
- rubber roofing
- tar roofing
- Standing seam metal roof
A: corrugated metal; Standing seam metal roof

Q: Building materials that are salvaged from institutional buildings often have a higher resale value than the same materials extracted from a light commercial building.  Why is that?
- Sentimental Value is higher for institutional buildings
- It is more expensive to extract materials from institutional buildings, so you have to sell them for more.
- Institutional Buildings have a higher tax rate.
A: Sentimental Value is higher for institutional buildings

Q: What kind of wall is shown below?
- drywall/sheetrock
- stone
- plaster
- paint
A: drywall/sheetrock

Q: Which of the 6 following tools would you need to remove a marble kitchen counter?
- utility knife
- small flatbar
- long crowbar
- 6' wrecking bar
- power drill
- nailkicker
- clawhead hammer
- nail nipper
- pliers
- drain wrench
- reciprocating saw / sawzall
- sledgehammer
- suction handles
A: utility knife; small flatbar; long crowbar; 6' wrecking bar; clawhead hammer; suction handles

Q: Which of the following are characteristics of light commercial construction? Check the 3 that apply
- Serves as a primary residence
- Is 1-3 stories tall
- Always features steel framing
- Sometimes has flat roofs
- Tenants include retail, office, warehouse, light manufacturing, and other similar uses.
A: Is 1-3 stories tall; Sometimes has flat roofs; Tenants include retail, office, warehouse, light manufacturing, and other similar uses.

Q: Which 3 of the following tools would you need to remove a door (excluding frame)
- utility knife
- small flatbar
- long crowbar
- 6' wrecking bar
- power drill
- nailkicker
- clawhead hammer
- nail nipper
- pliers
- drain wrench
- reciprocating saw / sawzall
- sledgehammer
- suction handles
- screwdriver
A: power drill; clawhead hammer; screwdriver

Q: Which of the following materials has the least compressive strength?
- concrete
- wood
- steel
- cast iron
A: concrete

Q: The lifetime of a wood product is determined by all of the following factors EXCEPT which one.
- water
- termites
- dry rot
- roaches
A: roaches

Q: Which of the following materials has the greatest compressive strength?
- concrete
- wood
- steel
- cast iron
A: cast iron

Q: Which of 5 the following tools would you need to remove a window?
- utility knife
- small flatbar
- long crowbar
- 6' wrecking bar
- power drill
- nailkicker
- clawhead hammer
- nail nipper
- pliers
- drain wrench
- reciprocating saw / sawzall
- sledgehammer
- suction handles
A: utility knife; small flatbar; power drill; clawhead hammer; suction handles

Q: "Slab on Grade" refers to what kind of construction?
- Modular Concrete Block
- Solid Concrete Floor
- Wood Framing
- Steel Studs
A: Solid Concrete Floor

Q: Which of the 3 following items will be part of determining the scope of a project?
- The structural system holding up the house
- The work being performed by other trades
- The new equipment being installed by the homeowner
- The reuseability of the materials in the house
A: The structural system holding up the house; The work being performed by other trades; The reuseability of the materials in the house

Q: How would you describe the outside evaluation of this residential building?  What are the shapes that define its features? How does it stand up?  What's amazing about it? What's problematic? What's the access?
A: square, / rectangle, / leaded, / decorative, / garage

Q: Which of the following materials are potential exterior siding materials for a residential home? Check the 3 that apply.
- aluminum foil
- hardiboard
- cedar shingles
- vinyl
A: hardiboard; cedar shingles; vinyl

Q: Which of the following materials can be used to install a "stud" wall?
- stone
- wood
- steel
A: wood

Q: In which of the following materials are smaller pieces often laminated together to form a stronger, larger piece.  Such as in a microlam beam, or with multiple pieces of veneer forming a composite sheet.
- wood
- metal
- stone
A: wood

Q: Based on the following description, what it material is being removed?

- approximately 600 square feet of material will be removed.

- the first step is removing the shoe molding

- the tools required are: flat prybar, hammer, nailkicker, pliers
- linoleum flooring
- wood framed window
- hardwood flooring
- kitchen cabinetry
A: hardwood flooring

Q: What are critical elements of establishing a safe site? Check the 4 that apply.
- Providing motivational music
- Providing shade for breaks
- Providing heat for breaks
- De-icing access paths
- Using hazard tape to identify caution areas
- Telling all the neighbors to stay indoors
A: Providing shade for breaks; Providing heat for breaks; De-icing access paths; Using hazard tape to identify caution areas

Q: What type of drawing is most useful for showing the layout of all the rooms in a house?
- Site Plan
- Building Elevation
- Building Section
- Building Plan
A: Building Plan

Q: Which of the deconstruction methods is associated with the following description:

- labor intensive

- highest reclamation rate and quality

- All about access
- Piece by Piece (100% by hand)
- Mechanized Deconstruction (hybrid of machine and hand)
- Knock Down (tip and sort)
A: Piece by Piece (100% by hand)

Q: Which of the following materials has the greatest tensile strength?
- concrete
- wood
- steel
- cast iron
A: steel

Q: Which of the following materials has the least tensile strength?
- concrete
- wood
- steel
- cast iron
A: concrete

Q: What phase of the wood lifecycle is shown in this picture?
- Construction
- Deconstruction
- Extraction
- Recycling
A: Extraction

Q: Which of the deconstruction methods is associated with the following description:

- Reduced hand labor, increased machine labor

- Reduced risk by minimizing working at height

- All about identifying removable units and safely extracting them
- Piece by Piece (100% by hand)
- Mechanized Deconstruction (hybrid of machine and hand)
- Knock Down (tip and sort)
A: Mechanized Deconstruction (hybrid of machine and hand)

Q: What does the acronym LOTO stand for, and what does it mean in deconstruction practice?
A: Lock / out / Tag

Q: Fill in the blank:

Materials with a high strength are able to resist forces that are stacked or piled on top of them.
- tensile
- compressive
A: compressive

Q: Which of the following items should be removed first on a whole house deconstruction project?
- chandelier
- chimney
- finished flooring
- front door
A: chandelier

Q: What kind of wall is shown below?
- drywall/sheetrock
- plaster lath
- concrete
- plywood
A: plaster lath