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Questions and answers for the 2025/26 Virginia home improvement contracting exam, covering insulation, ventilation, codes, and masonry, based on sources like the insulation handbook, IRC 2018, modern masonry 9th edition, and the PDCA craftsman manual. These questions test knowledge of requirements and best practices, aiding exam preparation. Topics include building materials, safety, and construction. It helps contractors prepare for licensing by reviewing relevant topics and codes. A valuable study aid for passing the exam, it facilitates learning with clear answers and references, mastering required knowledge. A practical guide for understanding key concepts and regulations for Virginia home improvement projects, it is essential for contractors enhancing expertise and ensuring compliance.
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unheated areas Insulation Handbook - Page 57 What is the minimum number of bags that would be required for a 2000 SF home to achieve an insulation resistance of R-19.
When the air is considered saturated, how much relative
Insulation Handbook - Page 34 Where would mandated specifications for ventilation guidelines
building codes Insulation Handbook - Page 95
blow-in method of installing cellulose Insulation Handbook - Page 82 - 83 What density is generally recommended for cellulose insulation
Insulation Handbook - Page 91
What is the center-to-center spacing of metal veneer ties around the perimeter of a wall opening measuring 36" H x 48"
IRC 2018 - Page 376 What is minimum specified compressive strength of concrete basement walls, foundations, and other concrete not exposed
IRC 2018 - Page 90 In what section of the span of a floor joist is it permitted to cut
span when less than one-sixth the depth of the joist IRC 2018 - Page 141 A comparative measure, expressed as a dimensionless number, derived from visual measurements of the spread of flame
versus time for a material tested in accordance with ASTM E 84
IRC 2018 - Page 17 What is the presumed load bearing value in pounds per square
IRC 2018 - Page 89 Floor cantilevers in cold-formed steel framing shall not exceed
IRC 2018 - Page 156 The IRC defines a concrete masonry unit as a building unit or block larger in size than inches by 4 inches by 4 inches made of
What is the maximum stud spacing for nominal panel thickness of 7/16 inch wood structural panel wall sheathing used to resist
IRC 2018 - Page 180
IRC 2018 - Page 437 Wood joists exceeding a nominal must be supported laterally by solid blocking, diagonal bridging (wood or metal), or a continuous 1 - inch-by- 3 - inch strip nailed across the bottom of joists perpendicular to joists at intervals not exceeding 8 feet.
IRC 2018 - Page 141 Portions of basements that do not contain habitable space or
IRC 2018 - Page 65
IRC 2018 - Page 99 What is the minimum wall thickness in inches for a plain masonry foundation wall with a height of 7 feet with a unbalanced backfill height of 7 feet constructed in soil
IRC 2018 - Page 112 Where would a certificate NOT be displayed to indicate the R-
of the garage door IRC 2018 - Page 478
Modern Masonry, 9th Edition - Page 105 When abrasive blasting brick, how many pounds of pressure is
Modern Masonry, 9th Edition - Page 254 ASTM C94 requires that concrete must be delivered and discharged from a truck mixer within hours after the water
Modern Masonry, 9th Edition - Page 393
Modern Masonry, 9th Edition - Page 200 On sills, what type of stone is best to protect against
Modern Masonry, 9th Edition - Page 181
Modern Masonry, 9th Edition - Page 134 In cold weather, what should the curing temperature of normal
Modern Masonry, 9th Edition - Page 440 are used in residential veneer construction to anchor
Modern Masonry, 9th Edition - Page 262
Modern Masonry, 9th Edition - Page 353 Which specific type of mortar must be used in hurricane winds?
Modern Masonry, 9th Edition - Page 396
Modern Masonry, 9th Edition - Page 153
If you have 12 cubic yards of sand, at least how many cubic
Modern Masonry, 9th Edition - Page 302 What is the preferred type of CMU for reinforced concrete
Modern Masonry, 9th Edition - Page 262
Unglazed facing tile Modern Masonry, 9th Edition - Page 137 Higher molecular weight synthetic resins are generally referred
PDCA Craftsman Manual and Textbook, 8th Edition - Page 9
PDCA Craftsman Manual and Textbook, 8th Edition - Page 303
viscosity PDCA Craftsman Manual and Textbook, 8th Edition - Page 10 Which type of additive can adjust coating properties such as
PDCA Craftsman Manual and Textbook, 8th Edition - Page 17
PDCA Craftsman Manual and Textbook, 8th Edition - Page 194 Before painting drywall, a skim coat of is recommended before priming to assure a smooth, even finish and conceal
compound PDCA Craftsman Manual and Textbook, 8th Edition - Page 301 What are OSHA's requirements for workers who face fall
recognize and minimize hazards, how to use and maintain safety systems PDCA Craftsman Manual and Textbook, 8th Edition - Page 188 Epoxies, catalyzed urethanes, and other alkali-resistant coatings
PDCA Craftsman Manual and Textbook, 8th Edition - Page 246 According to ASTM, what does the Plastic Sheet method test
PDCA Craftsman Manual and Textbook, 8th Edition - Page 7 Before wallcovering is hung on a new, unpainted drywall, it
Latex or acrylic PDCA Craftsman Manual and Textbook, 8th Edition - Page 301
PDCA Craftsman Manual and Textbook, 8th Edition - Page 227
load PDCA Craftsman Manual and Textbook, 8th Edition - Page 164 What is the ratio of portland cement to sand when repairing
PDCA Craftsman Manual and Textbook, 8th Edition - Page 40 The bottom of a siding or soffit panel, or accessory piece, opposite the nail hem, which locks onto the preceding panel is
Standard Practice for Installation of Rigid Poly Vinyl Siding & Soffit - Page 1 Where installing a soffit on an open rafter, a soffit panel is to be cut to fit into the slots of the F-channel. How much should be
Standard Practice for Installation of Rigid Poly Vinyl Siding & Soffit - Page 9 Corrosion resistant, self-tapping type, truss head or pan head length sufficient to penetrate wall thickness of steel stud or 3⁄4 in. into framing or furring should be used with rigid
