BTECH Reviewer

  • Workability – are the desired properties except one

  • Header – a brick or block masonry extending over the thickness of the wall

  • 4 x 8 – Common size of plywood

  • Vermiculite – Among the following which is a lightweight aggregate

  • Concrete – is more fire resistant

    • Same volume, which is heavier

  • 8 bd. Ft – how many board foot is there in a 2 x 4 x 12 wood

  • Seasoning – how can you prevent wood from shrinking and expanding

  • Honeycomb – void left in concrete die to failure of the mortar to effectively fill the spaces among coarse aggregate particles

  • Timber – Which is bigger?

  • Slump Test – What do you call the test to determine the consistency of concrete

  • Aluminum – More resistant to corrosion

  • Is stainless steel resistant to corrosion? – Yes

  • Tendon – steel strand used for prestressing a concrete member.

  • 150 pcf – Weight of concrete

  • Granite – Which is harder

  • Tempered Glass – What glass is being used in buses

    • Glass breaks into small, square pieces when broken

  • True – Tempered glass is more expensive than annealed glass because it has to go through more processes in its creation

  • Rough Concrete - Concrete that is exposed as an interior or exterior surface in the complete structure

  • Terrazzo – does not fall under the category of masonry

  • Ceramic Tile – burned clay unit is the most impressive

  • Adobe – sun dried brick made of clay and straw, commonly used in countries with little rainfall.

  • Mortar – term for the materials that fills the cavities found in between wythes or masonry

  • Laminate – to bond together in layers

  • Epoxy – type of used in buildings for its remarkable adhesive qualities.

    • It may also be used for special paints that are chemically resistant and for special caulking compound

  • Polyester – type of plastic is most commonly used in large glass-fiber reinforced translucent panels that are strong, rigid, and impact-resistant

    • Also used for impregnating paper and wood, as laminating material, and for contact adhesive

  • Nylons – type of plastic refers to a family of polymers called linear polyamides It is desired for the following properties:

    • exceptionally strong

    • elastic

    • abrasion resistant

    • easy to wash

    • resistant to damage from oil and many chemicals

    • can be pre colored or dyed in wide range of colors

    • resilient.

  • Flitch Beam – Among wood beams, which one has steel component

  • Polystyrene – type of plastic is, despite its sensitivity to solvent action, it is one of most important thermoplastics because of its excellent transparency and rigidity and its easy moldability

    • It is non-water absorbent, it is found in colorful, but brittle wall tiles

  • Acrylic – type of plastic combines the transparency of glass (but not scratch-proof quality) plastics shatterproof quality

    • Used principally for skylights, sky domes, safety glass, paints, adhesive, finish hardware, and lighting fixtures.

  • Urethanes – type of thermosetting plastic is used in paint coatings, and as foams, are self-adhesive.

  • Silicones – kind of thermosetting plastic is used for clear, water-repellant paints for concrete and masonry surfaces above grade.

  • Phenolics – type of thermosetting plastic is used for paints, baked enamels, adhesives. Impregnating resins for paper and wood, and finish hardware.

  • Mortar - is a cement mix used to glues masonry units to each other, or other surface finishing materials like tiles, bricks, stones to a receiving structure like a wall or floor.

  • Plaster – a mortar of cementitious material (lime, gypsum or cement), sand and water which is applied in coats to masonry surfaces, lath or various types of plaster board to give a hard finish surface to interior or exterior walls and ceilings.

  • Scratch Coat – first binding coat in plastering called

  • Brown Coat – a second straightening coat in plastering called

  • Finish Coat – final coat in plastering is called

  • Lime Plaster – type of plaster uses lime putty, mixed on the job with sand and gypsum plaster, used for two and three-coat finish surfaces for interior walls and ceilings.

    • Is used for bonding PVC-U and ABS pipes and fittings

  • Gypsum Plaster – types of plaster use plaster of paris mixed with clay, lime and other combinations covered by trademarks or patents. Mixed on the job with water, sand, lime putty, hair or fiber for two or three – coat finish surfaces for interior walls and ceilings; or used dry ingredient for hard or sand float finish with lime plaster.

  • Lightweight Gypsum Plaster – type of plaster is gypsum plaster mixed of the job with water, perlite, vermiculite or other suitable mineral aggregate. Lightweight gypsum plaster is used when weight is important, and for fire-proofing other materials such as steel.

    • Applied on lath. For interior use only

  • 1⁄4 - the thickness of plywood used for ceiling purposes.

  • Hulog – filipino term for plumb line

  • Pantilya – filipino term of pattern/schedule

  • Asintada - Filipino term of to line up things so they are even.

  • Staking Out – the process of relocation the point of boundaries and property line of the site where the building is to be constructed

  • Stakes – wooden sticks used as posts sharpened at one end driven into the ground to serve as boundaries or supports of the batter boards

  • Strings – are either plastic cords or galvanized wires strung across batter boars and used to indicate the outline of the building wall and foundation.

  • Batter Boards – horizontal boards that establishes height of the footing trenches and foundations and height of finish floor levels.

  • Lagging – planks placed between soldier beams to retain earth around an excavation.

  • Tremie – a large funnel with a tube attached, used to deposit concrete in deep forms or beneath water or slurry.

  • Backfill – earth or earthen material used to fill the excavation around a foundation.

  • Sump – a pit designed to collect water for removal from an excavation or basement.

  • Cantilever Footing – used if the footing lies along the property line.

  • Mill Construction – building type with exterior masonry bearing walls and an interior framework of heavy timbers and solid timber decking.

  • Pile Foundation – a system of end-bearing or friction piles, pile caps, and tie beams for transferring building loads down to a suitable bearing stratum.

  • Pile Cap – joints the heads of a cluster of piles in order to distribute the load from a column or grade beam equally among the piles.

  • Pole Foundation – type of foundation elevates timber structures above the ground plane, require minimal excavation, and preserve the natural features and existing drainage patters of a site.

    • They are particularly useful when building on steep slopes and in areas subject to periodic flooding.

  • Balloon Framing – a system of framing a building in which the studs are continuous to roof.

  • 100mm – minimum slab thickness

  • 75mm – minimum concrete cover for steel reinforcement when concrete is cast against and permanently exposed to earth.

  • 38mm – In beams, minimum concrete cover required to protect steel reinforcement from fire and corrosion.

  • One Way Slab – slab is uniformly thick, reinforced in one direction, and cast integrally with parallel supporting beams.

  • Two Way Slab – is most efficient when spanning square or nearly square bays and suitable for carrying intermediate to heavy loads over 4.5 to 12m spam.

  • Two Way Flat Plate – a concrete slab of uniform thickness reinforced in two or more directions and supported directly by columns without beams or girders.

  • Two Way Flat Slab – a flat plate thickened at its column supports to increase its shear strength and moment resisting capacity.

  • Ribbed Slab – is not a two way site cast concrete framing system.

  • One Way Beam System – Each pair of external columns supports a long spanning beam or girder.

  • Two Way Beam System – a steel framing system consisting of two layers where beams frame into girders.

  • Three Way Beam System – a steel framing system where long spanning plate girders or trusses can be used to carry the primary beam, which in turn support a layer of secondary beams.

  • Open Web Steel Joists - lightweight, shop fabricated steel members having a trussed web.

    • A K series joist has a web consisting of a single bent bar, running in a zigzag pattern between the upper and lower chords.

    • The LH and DLH series joist have heavier wed and chord members and are for increased loads and spans.

  • Zees – not frequently used in building construction except for the fabrication of steel windows and other frames.

  • I Beam – steel sections is uneconomical to use as column because the whirl or revolving action of the member about an axis through the centroid of the web is comparatively small

  • Channels – steels sections has the shape of unsymmetrical balance consisting of two flanges on one side. It requires lateral support to prevent its tendency to buckle. They are generally used as parts of built-up sections for columns and are also suitable for framing around floor openings, spandrels and lintels attributed to the absence of flanges on the other side.

  • The flange has a depth of 24 cm and weighs 12 kg per meter length – Wide flange sections are designated as W 12 x 24

  • Built Up Columns – these are usually of H shaped section formed by a combination of plates and angles.

  • Lally Column – Columns made up of a cylindrical steel pipe shell filled with 1:1 - 1/2:3 Portland cement concrete.

  • Composite Column – columns in which a concrete core is further reinforced with a steel or cast iron designed to support a part of the load.

    • Steel cores may be structural H-section or four angles, latticed or battened; cast -iron cores are usually either solid shafts or hollow pipe section.

  • Truss – a structural framework composed of a series of straight members so arranged and fastened together that external loads applied to it will cause only direct stress in the members.

  • Web Members – the members of the truss which are framed between and join the top and bottom members.

  • Cantilever Span – a truss where the entire support is at one end only.

  • Rigid Frame - Consist of two columns and a beam or girder that are rigidly connected at their joints.

  • Rivet – a short pin, of malleable metal such as iron, steel, or copper, with a head of one end.

    • Used to unite two metal plates by passing it through a hole in both plates and then hammering down the point to for a second head.

  • Fillet Weld – type of weld that is of approximately triangular section joining two surfaces approximately at right angles to each other, most common type of weld used in structural work.

  • Slurry – sheeting is the most common method for supporting a slope in an excavated area.

    • Sheeting is temporary installation, but it could be left permanent. Intentionally installed for permanence.

  • Space framed – structure system assembled of linear elements so arranged that forces are transferred in a three-dimensional manner.

  • Geodesic Dome – steel dome structures having members that follow three principles set of great circles intersecting at 60 deg. ,subdividing the dome surface into a series of equilateral spherical triangles.

  • R. Buckminster Fuller – was an American neofuturistic architect, system theorist, author, designer, and inventor of geodesic dome.

  • Shell Structure – a thin curved plate structure usually constructed of reinforced concrete with steel mesh.

  • Plate Structure – often monolithic structures that disperse applied load in a multidirectional pattern, with loads generally following the shortest and stiffest routes to the supports.

  • Folded Plate – composed of thin, deep elements joined rigidly along their boundaries and forming angles to brace each other against lateral buckling.

  • Space Frame – three dimensional structural frames based on the rigidity of a triangle and composed of linear elements subject only to axial tension or compression.

  • Deployable Structure – transformable structure capable of performing large shape

    changes.

  • Precast Concrete – is a construction product produced by casting concrete in a reusable mold of form then cured in a controlled environment, transported to the construction site.

  • Reduced Impact on Residents – not an advantage of precast concrete.

  • Large Panel Systems – refers to multistory structures composed of a large wall and floor concrete panels connected in the vertical and horizontal directions so that the wall panels enclose appropriate spaces for the rooms within a building.

  • Tilt Up Construction – a highly technical way of building on sites with little room. The panels can be poured one on top of the other, or stack cast, to save spaces and then tilted up to place in final position.

  • Pneumatic Structures – these are the structure which are supported by air

  • Which among the following is not true in tilt

    up construction - None of the above

  • Up down Construction – Foundation work where a building superstructure already proceeds before substructures totally completed.

  • Underpinning - The process of placing new foundation beneath an existing structure.

  • 4 – Identify the board foot of a 2x2x12