Building Technology

4 pcs 12mm main bars 12mm transverse bars every 0.30m O.C. B.W.

How do you reinforce a 0.60m-wide wall footing for a 3-meter long CHB wall?

8 pieces

A 0.2x0.4 meter beam has a clear span of 6 meters resting on 0.3x0.3 meter columns. If the beam has 2 pieces continuous bars for the top and bottom each and 1 extra bar on the tension portions of the beam how many 6-meter long steel bars are needed to reinforce the beam?

False

Dead load includes the weight of the construction materials fixtures and furniture.

Anchor Bolts

L-shaped machine threaded bolts. typically embedded in concrete during pouring used to fasten steel or wood with it.

60 cm

Which of the following represents an acceptable depth of a countertop (from wall to edge)?

Rivet

Metal pins that are used for joining two or more members by passing a headed shank through a pre-drilled hole in each piece and hammering down the plain end to form a second head.

12 pieces

A column has a size of 0.40x0.40 meters. If 20mm steel bars are to be used which of the following is an appropriate and acceptable number of vertical steel reinforcements to be provided?

True

The slab has main reinforcements running in both ways if the ratio of the long span to the short span of the slab is less than 2.

1350 board feet

A room has a dimension of 7.5x11 meters. A perimeter 600x600mm tile is provided inside the room. How many board feet of 50mm thick planks are needed to finish the remainder of the floor area?

Bituminous Waterproofing

Due to its appearance this waterproofing material used for roof decks and basements and may require a concrete topping to protect from any impact that may compromise the system as well as have a more presentable surface. The system may be installed by torching the surface to activate adhesion to the concrete base.

From the NGL to the bottom of footing

How do you measure the depth of footing?

26 board feet

A door has a height of 2.10 meters and a width of 1.20 meters. How many board feet of a 2'x6' wood is needed to construct a door jamb?

It provides a greater surface area to connect chords and web members together through welding bolting or bolting

Which of the following is considered a function of a gusset plate?

Batten

A wood or metal material used to anchor and elevate a roof tile over its undersheeting.

1.4 meters

Which of the following represents an acceptable height of the bottom of an overhead cabinet in the kitchen (from floor to bottom of cabinet)?

Tempered Glass

A type of glass processed by controlled thermal or chemical treatments to increase its strength by putting the outer surfaces into compression and the interior into tension such that the glass shatters into small granular chunks when broken.

Differential Settlement

A mat footing may be ideal for this kind of situation where there is a possible relative movement of parts of a structure caused by uneven settlement of the underlying soil.

Underlayment

A layer between the finishing roof material and the surface or framing and usually serving as an additional layer of weatherproofing and drainage such as in the case of installing clay tiles.

10 gallons

A classroom has an interior dimension of 7x9 meters and a height of 3.2 meters. There are 2 doors measuring 2.10x0.9 meters and a window measuring 1.2x3.0 meters. Disregarding any protruding beams and columns how many gallons of paint are needed to coat the interior walls with 3 coats of paint to create a smooth finish?

226 Bags

A perimeter wall which bounds a rectangular 12x20 meter lot has a height of 2.4 meters on all sides except for a 12-meter frontage. How many bags of cement are needed to install fill and plaster both faces of the 6-inch CHB wall using class B mortar? (Unit volume of cement mortar for 6"; Mortar = 0.0008 cub. m.; Filler = 0.006 cub m.; Plaster = 0.003 Class B: 12 bags per cubic meters)"

Performance

Identify the type of specification - The painted surface shall show no sign of alligatoring flaking or cracking or of equivalent defects.

Provide extra top bars at and near the support to resist tension

How is a concrete cantilevered beam reinforced?

End Bearing Pile

A pile depending on the resistance of soil or rock beneath its foot or support for its stability

Carriage

The part of a wooden staircase supports the steps.

Temperature Bars

Reinforcements which absorbs the stresses resulting from shrinkage particularly during the curing of concrete.

24km

ATO required unobstructed airspace in any construction of buildings with the radius with non or turbo jet aircraft operate.

Length of Slab/10

How do you determine the thickness of a cantilevered slab?

Thickness of Grout

What measurement varies and needs to be considered in the computation for the volume of grout/mortar filler.

Curing

The hardening of concrete which requires a favorable temperature time and continuous presence of water or moisture in concrete after pouring

Slump Test

A test that utilizes open ended conical cones and measures the workability of a freshly mixed concrete.

4.1 meters

An office space has a column to column spacing of 8 meters and will utilize a centralized all-air system air condition system. If the office space is in a 5 storey building made of reinforced concrete which of the following may be a reasonable and optimal floor to floor height of the office space?

Nickel & Chromium

Elements added to steel to create stainless steel.

Medium Density Board

Which type of hardboard made from wood fibers glued under heat and pressure and maybe utilized for doors and furniture.

Solvent

This component dissolves the paint to make it usable and workable at normal room temperature.

not more than 20 main bar diameter

Which of the following is not a consideration in determining the spacing of column ties?

Carriage Bolt

A bolt which has a smooth domed heads with a square section underneath that pulls into the material to prevent spinning during installation and used where the head may be inaccessible during tightening.

10mm dia every 0.40m vertical and 0.80m horizontal

How are the steel reinforcements in a CHB wall laid out?

False concrete will fail instantaneously without warning after the failure of steel reinforcements

An over-reinforced beam is ideal and safe.

Stirrups

A reinforcing material to resist shear and diagonal tension stresses in a beam.

True

The contractor failed to perform his payment duties to the subcontractors and suppliers. This may result in forfeiture of his performance bond to be able to pay his dues.

75 mm

Concrete cover for cast-in-place concrete permanently exposed to earth such as a footing.

22 Steps

What will be the minimum number of steps for a stair with a floor to floor height of 4.3 meters?

16mm vertical bars spaced at 200mm and 12mm horizontal bars spaced at 250m. Both faces.

Which of the following is the most reasonable reinforcement for an 8-inch thick retaining wall?

Wrought Iron

A ferrous material with a very low carbon content which is malleable tough and ductile and is produced from pig iron in a way to remove carbon and other impurities.

10 to 12 inches

Length of end lapping for corrugated Gl roofing

1.6 meters

What will be the length of the extra bottom bars on a suspended beam which has a clear span of 8 meters?

Base Course

A layer of gravel placed on undisturbed soil to prevent the capillarity rise of moisture to a ground slab.

Bridging

An arrangement of braces fixed between wood floor joists to keep them in place and distribute the load to adjacent floor joists.

Blistering

A paint defect which results to bubbles due to localized loss of adhesion and lifting of the paint film from the underlying surface and may be due to moisture seeping into the walls.

10 20 28 32

Which of the following represents the available sizes (diameter) of reinforcing steel bars (mm)

Wood floor joists are fastened using anchor bolts on the concrete beam

How are wood floor joists attached to concrete beams?